bump(*): kubernetes release-1.16.0 dependencies

vendor/cloud.google.com/go/language/apiv1/AnalyzeSentiment_smoke_test.go

@@ -0,0 +1,73 @@
+// Copyright 2019 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Code generated by gapic-generator. DO NOT EDIT.
+
+package language
+
+import (
+	languagepb "google.golang.org/genproto/googleapis/cloud/language/v1"
+)
+
+import (
+	"context"
+	"fmt"
+	"strconv"
+	"testing"
+	"time"
+
+	"cloud.google.com/go/internal/testutil"
+	"google.golang.org/api/iterator"
+	"google.golang.org/api/option"
+)
+
+var _ = fmt.Sprintf
+var _ = iterator.Done
+var _ = strconv.FormatUint
+var _ = time.Now
+
+func TestLanguageServiceSmoke(t *testing.T) {
+	if testing.Short() {
+		t.Skip("skipping smoke test in short mode")
+	}
+	ctx := context.Background()
+	ts := testutil.TokenSource(ctx, DefaultAuthScopes()...)
+	if ts == nil {
+		t.Skip("Integration tests skipped. See CONTRIBUTING.md for details")
+	}
+
+	projectId := testutil.ProjID()
+	_ = projectId
+
+	c, err := NewClient(ctx, option.WithTokenSource(ts))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	var content string = "Hello, world!"
+	var type_ languagepb.Document_Type = languagepb.Document_PLAIN_TEXT
+	var document = &languagepb.Document{
+		Source: &languagepb.Document_Content{
+			Content: content,
+		},
+		Type: type_,
+	}
+	var request = &languagepb.AnalyzeSentimentRequest{
+		Document: document,
+	}
+
+	if _, err := c.AnalyzeSentiment(ctx, request); err != nil {
+		t.Error(err)
+	}
+}

vendor/cloud.google.com/go/language/apiv1/doc.go

@@ -0,0 +1,103 @@
+// Copyright 2019 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Code generated by gapic-generator. DO NOT EDIT.
+
+// Package language is an auto-generated package for the
+// Cloud Natural Language API.
+//
+//   NOTE: This package is in alpha. It is not stable, and is likely to change.
+//
+// Provides natural language understanding technologies, such as sentiment
+// analysis, entity recognition, entity sentiment analysis, and other text
+// annotations, to developers.
+//
+// Use of Context
+//
+// The ctx passed to NewClient is used for authentication requests and
+// for creating the underlying connection, but is not used for subsequent calls.
+// Individual methods on the client use the ctx given to them.
+//
+// To close the open connection, use the Close() method.
+//
+// For information about setting deadlines, reusing contexts, and more
+// please visit godoc.org/cloud.google.com/go.
+package language // import "cloud.google.com/go/language/apiv1"
+
+import (
+	"context"
+	"runtime"
+	"strings"
+	"unicode"
+
+	"google.golang.org/grpc/metadata"
+)
+
+func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
+	out, _ := metadata.FromOutgoingContext(ctx)
+	out = out.Copy()
+	for _, md := range mds {
+		for k, v := range md {
+			out[k] = append(out[k], v...)
+		}
+	}
+	return metadata.NewOutgoingContext(ctx, out)
+}
+
+// DefaultAuthScopes reports the default set of authentication scopes to use with this package.
+func DefaultAuthScopes() []string {
+	return []string{
+		"https://www.googleapis.com/auth/cloud-language",
+		"https://www.googleapis.com/auth/cloud-platform",
+	}
+}
+
+// versionGo returns the Go runtime version. The returned string
+// has no whitespace, suitable for reporting in header.
+func versionGo() string {
+	const develPrefix = "devel +"
+
+	s := runtime.Version()
+	if strings.HasPrefix(s, develPrefix) {
+		s = s[len(develPrefix):]
+		if p := strings.IndexFunc(s, unicode.IsSpace); p >= 0 {
+			s = s[:p]
+		}
+		return s
+	}
+
+	notSemverRune := func(r rune) bool {
+		return strings.IndexRune("0123456789.", r) < 0
+	}
+
+	if strings.HasPrefix(s, "go1") {
+		s = s[2:]
+		var prerelease string
+		if p := strings.IndexFunc(s, notSemverRune); p >= 0 {
+			s, prerelease = s[:p], s[p:]
+		}
+		if strings.HasSuffix(s, ".") {
+			s += "0"
+		} else if strings.Count(s, ".") < 2 {
+			s += ".0"
+		}
+		if prerelease != "" {
+			s += "-" + prerelease
+		}
+		return s
+	}
+	return "UNKNOWN"
+}
+
+const versionClient = "20190404"

vendor/cloud.google.com/go/language/apiv1/language_client.go

@@ -0,0 +1,230 @@
+// Copyright 2019 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Code generated by gapic-generator. DO NOT EDIT.
+
+package language
+
+import (
+	"context"
+	"time"
+
+	gax "github.com/googleapis/gax-go/v2"
+	"google.golang.org/api/option"
+	"google.golang.org/api/transport"
+	languagepb "google.golang.org/genproto/googleapis/cloud/language/v1"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/metadata"
+)
+
+// CallOptions contains the retry settings for each method of Client.
+type CallOptions struct {
+	AnalyzeSentiment       []gax.CallOption
+	AnalyzeEntities        []gax.CallOption
+	AnalyzeEntitySentiment []gax.CallOption
+	AnalyzeSyntax          []gax.CallOption
+	ClassifyText           []gax.CallOption
+	AnnotateText           []gax.CallOption
+}
+
+func defaultClientOptions() []option.ClientOption {
+	return []option.ClientOption{
+		option.WithEndpoint("language.googleapis.com:443"),
+		option.WithScopes(DefaultAuthScopes()...),
+	}
+}
+
+func defaultCallOptions() *CallOptions {
+	retry := map[[2]string][]gax.CallOption{
+		{"default", "idempotent"}: {
+			gax.WithRetry(func() gax.Retryer {
+				return gax.OnCodes([]codes.Code{
+					codes.DeadlineExceeded,
+					codes.Unavailable,
+				}, gax.Backoff{
+					Initial:    100 * time.Millisecond,
+					Max:        60000 * time.Millisecond,
+					Multiplier: 1.3,
+				})
+			}),
+		},
+	}
+	return &CallOptions{
+		AnalyzeSentiment:       retry[[2]string{"default", "idempotent"}],
+		AnalyzeEntities:        retry[[2]string{"default", "idempotent"}],
+		AnalyzeEntitySentiment: retry[[2]string{"default", "idempotent"}],
+		AnalyzeSyntax:          retry[[2]string{"default", "idempotent"}],
+		ClassifyText:           retry[[2]string{"default", "idempotent"}],
+		AnnotateText:           retry[[2]string{"default", "idempotent"}],
+	}
+}
+
+// Client is a client for interacting with Cloud Natural Language API.
+//
+// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
+type Client struct {
+	// The connection to the service.
+	conn *grpc.ClientConn
+
+	// The gRPC API client.
+	client languagepb.LanguageServiceClient
+
+	// The call options for this service.
+	CallOptions *CallOptions
+
+	// The x-goog-* metadata to be sent with each request.
+	xGoogMetadata metadata.MD
+}
+
+// NewClient creates a new language service client.
+//
+// Provides text analysis operations such as sentiment analysis and entity
+// recognition.
+func NewClient(ctx context.Context, opts ...option.ClientOption) (*Client, error) {
+	conn, err := transport.DialGRPC(ctx, append(defaultClientOptions(), opts...)...)
+	if err != nil {
+		return nil, err
+	}
+	c := &Client{
+		conn:        conn,
+		CallOptions: defaultCallOptions(),
+
+		client: languagepb.NewLanguageServiceClient(conn),
+	}
+	c.setGoogleClientInfo()
+	return c, nil
+}
+
+// Connection returns the client's connection to the API service.
+func (c *Client) Connection() *grpc.ClientConn {
+	return c.conn
+}
+
+// Close closes the connection to the API service. The user should invoke this when
+// the client is no longer required.
+func (c *Client) Close() error {
+	return c.conn.Close()
+}
+
+// setGoogleClientInfo sets the name and version of the application in
+// the `x-goog-api-client` header passed on each request. Intended for
+// use by Google-written clients.
+func (c *Client) setGoogleClientInfo(keyval ...string) {
+	kv := append([]string{"gl-go", versionGo()}, keyval...)
+	kv = append(kv, "gapic", versionClient, "gax", gax.Version, "grpc", grpc.Version)
+	c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
+}
+
+// AnalyzeSentiment analyzes the sentiment of the provided text.
+func (c *Client) AnalyzeSentiment(ctx context.Context, req *languagepb.AnalyzeSentimentRequest, opts ...gax.CallOption) (*languagepb.AnalyzeSentimentResponse, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.AnalyzeSentiment[0:len(c.CallOptions.AnalyzeSentiment):len(c.CallOptions.AnalyzeSentiment)], opts...)
+	var resp *languagepb.AnalyzeSentimentResponse
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.client.AnalyzeSentiment(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// AnalyzeEntities finds named entities (currently proper names and common nouns) in the text
+// along with entity types, salience, mentions for each entity, and
+// other properties.
+func (c *Client) AnalyzeEntities(ctx context.Context, req *languagepb.AnalyzeEntitiesRequest, opts ...gax.CallOption) (*languagepb.AnalyzeEntitiesResponse, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.AnalyzeEntities[0:len(c.CallOptions.AnalyzeEntities):len(c.CallOptions.AnalyzeEntities)], opts...)
+	var resp *languagepb.AnalyzeEntitiesResponse
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.client.AnalyzeEntities(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// AnalyzeEntitySentiment finds entities, similar to [AnalyzeEntities][google.cloud.language.v1.LanguageService.AnalyzeEntities] in the text and analyzes
+// sentiment associated with each entity and its mentions.
+func (c *Client) AnalyzeEntitySentiment(ctx context.Context, req *languagepb.AnalyzeEntitySentimentRequest, opts ...gax.CallOption) (*languagepb.AnalyzeEntitySentimentResponse, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.AnalyzeEntitySentiment[0:len(c.CallOptions.AnalyzeEntitySentiment):len(c.CallOptions.AnalyzeEntitySentiment)], opts...)
+	var resp *languagepb.AnalyzeEntitySentimentResponse
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.client.AnalyzeEntitySentiment(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// AnalyzeSyntax analyzes the syntax of the text and provides sentence boundaries and
+// tokenization along with part of speech tags, dependency trees, and other
+// properties.
+func (c *Client) AnalyzeSyntax(ctx context.Context, req *languagepb.AnalyzeSyntaxRequest, opts ...gax.CallOption) (*languagepb.AnalyzeSyntaxResponse, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.AnalyzeSyntax[0:len(c.CallOptions.AnalyzeSyntax):len(c.CallOptions.AnalyzeSyntax)], opts...)
+	var resp *languagepb.AnalyzeSyntaxResponse
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.client.AnalyzeSyntax(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// ClassifyText classifies a document into categories.
+func (c *Client) ClassifyText(ctx context.Context, req *languagepb.ClassifyTextRequest, opts ...gax.CallOption) (*languagepb.ClassifyTextResponse, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.ClassifyText[0:len(c.CallOptions.ClassifyText):len(c.CallOptions.ClassifyText)], opts...)
+	var resp *languagepb.ClassifyTextResponse
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.client.ClassifyText(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// AnnotateText a convenience method that provides all the features that analyzeSentiment,
+// analyzeEntities, and analyzeSyntax provide in one call.
+func (c *Client) AnnotateText(ctx context.Context, req *languagepb.AnnotateTextRequest, opts ...gax.CallOption) (*languagepb.AnnotateTextResponse, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.AnnotateText[0:len(c.CallOptions.AnnotateText):len(c.CallOptions.AnnotateText)], opts...)
+	var resp *languagepb.AnnotateTextResponse
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.client.AnnotateText(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}

vendor/cloud.google.com/go/language/apiv1/language_client_example_test.go

@@ -1,10 +1,10 @@
-// Copyright 2016 Google Inc. All Rights Reserved.
+// Copyright 2019 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
-//      http://www.apache.org/licenses/LICENSE-2.0
+//     https://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ -12,14 +12,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
-// AUTO-GENERATED CODE. DO NOT EDIT.
+// Code generated by gapic-generator. DO NOT EDIT.
 
 package language_test
 
 import (
-	"cloud.google.com/go/language/apiv1beta1"
-	"golang.org/x/net/context"
-	languagepb "google.golang.org/genproto/googleapis/cloud/language/v1beta1"
+	"context"
+
+	language "cloud.google.com/go/language/apiv1"
+	languagepb "google.golang.org/genproto/googleapis/cloud/language/v1"
 )
 
 func ExampleNewClient() {
@@ -40,7 +41,7 @@ func ExampleClient_AnalyzeSentiment() {
 	}
 
 	req := &languagepb.AnalyzeSentimentRequest{
-	// TODO: Fill request struct fields.
+		// TODO: Fill request struct fields.
 	}
 	resp, err := c.AnalyzeSentiment(ctx, req)
 	if err != nil {
@@ -58,7 +59,7 @@ func ExampleClient_AnalyzeEntities() {
 	}
 
 	req := &languagepb.AnalyzeEntitiesRequest{
-	// TODO: Fill request struct fields.
+		// TODO: Fill request struct fields.
 	}
 	resp, err := c.AnalyzeEntities(ctx, req)
 	if err != nil {
@@ -68,6 +69,60 @@ func ExampleClient_AnalyzeEntities() {
 	_ = resp
 }
 
+func ExampleClient_AnalyzeEntitySentiment() {
+	ctx := context.Background()
+	c, err := language.NewClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &languagepb.AnalyzeEntitySentimentRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.AnalyzeEntitySentiment(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleClient_AnalyzeSyntax() {
+	ctx := context.Background()
+	c, err := language.NewClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &languagepb.AnalyzeSyntaxRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.AnalyzeSyntax(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleClient_ClassifyText() {
+	ctx := context.Background()
+	c, err := language.NewClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &languagepb.ClassifyTextRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.ClassifyText(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
 func ExampleClient_AnnotateText() {
 	ctx := context.Background()
 	c, err := language.NewClient(ctx)
@@ -76,7 +131,7 @@ func ExampleClient_AnnotateText() {
 	}
 
 	req := &languagepb.AnnotateTextRequest{
-	// TODO: Fill request struct fields.
+		// TODO: Fill request struct fields.
 	}
 	resp, err := c.AnnotateText(ctx, req)
 	if err != nil {

vendor/cloud.google.com/go/language/apiv1/mock_test.go

@@ -0,0 +1,518 @@
+// Copyright 2019 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Code generated by gapic-generator. DO NOT EDIT.
+
+package language
+
+import (
+	languagepb "google.golang.org/genproto/googleapis/cloud/language/v1"
+)
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"io"
+	"log"
+	"net"
+	"os"
+	"strings"
+	"testing"
+
+	"github.com/golang/protobuf/proto"
+	"github.com/golang/protobuf/ptypes"
+	"google.golang.org/api/option"
+	status "google.golang.org/genproto/googleapis/rpc/status"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/metadata"
+	gstatus "google.golang.org/grpc/status"
+)
+
+var _ = io.EOF
+var _ = ptypes.MarshalAny
+var _ status.Status
+
+type mockLanguageServer struct {
+	// Embed for forward compatibility.
+	// Tests will keep working if more methods are added
+	// in the future.
+	languagepb.LanguageServiceServer
+
+	reqs []proto.Message
+
+	// If set, all calls return this error.
+	err error
+
+	// responses to return if err == nil
+	resps []proto.Message
+}
+
+func (s *mockLanguageServer) AnalyzeSentiment(ctx context.Context, req *languagepb.AnalyzeSentimentRequest) (*languagepb.AnalyzeSentimentResponse, error) {
+	md, _ := metadata.FromIncomingContext(ctx)
+	if xg := md["x-goog-api-client"]; len(xg) == 0 || !strings.Contains(xg[0], "gl-go/") {
+		return nil, fmt.Errorf("x-goog-api-client = %v, expected gl-go key", xg)
+	}
+	s.reqs = append(s.reqs, req)
+	if s.err != nil {
+		return nil, s.err
+	}
+	return s.resps[0].(*languagepb.AnalyzeSentimentResponse), nil
+}
+
+func (s *mockLanguageServer) AnalyzeEntities(ctx context.Context, req *languagepb.AnalyzeEntitiesRequest) (*languagepb.AnalyzeEntitiesResponse, error) {
+	md, _ := metadata.FromIncomingContext(ctx)
+	if xg := md["x-goog-api-client"]; len(xg) == 0 || !strings.Contains(xg[0], "gl-go/") {
+		return nil, fmt.Errorf("x-goog-api-client = %v, expected gl-go key", xg)
+	}
+	s.reqs = append(s.reqs, req)
+	if s.err != nil {
+		return nil, s.err
+	}
+	return s.resps[0].(*languagepb.AnalyzeEntitiesResponse), nil
+}
+
+func (s *mockLanguageServer) AnalyzeEntitySentiment(ctx context.Context, req *languagepb.AnalyzeEntitySentimentRequest) (*languagepb.AnalyzeEntitySentimentResponse, error) {
+	md, _ := metadata.FromIncomingContext(ctx)
+	if xg := md["x-goog-api-client"]; len(xg) == 0 || !strings.Contains(xg[0], "gl-go/") {
+		return nil, fmt.Errorf("x-goog-api-client = %v, expected gl-go key", xg)
+	}
+	s.reqs = append(s.reqs, req)
+	if s.err != nil {
+		return nil, s.err
+	}
+	return s.resps[0].(*languagepb.AnalyzeEntitySentimentResponse), nil
+}
+
+func (s *mockLanguageServer) AnalyzeSyntax(ctx context.Context, req *languagepb.AnalyzeSyntaxRequest) (*languagepb.AnalyzeSyntaxResponse, error) {
+	md, _ := metadata.FromIncomingContext(ctx)
+	if xg := md["x-goog-api-client"]; len(xg) == 0 || !strings.Contains(xg[0], "gl-go/") {
+		return nil, fmt.Errorf("x-goog-api-client = %v, expected gl-go key", xg)
+	}
+	s.reqs = append(s.reqs, req)
+	if s.err != nil {
+		return nil, s.err
+	}
+	return s.resps[0].(*languagepb.AnalyzeSyntaxResponse), nil
+}
+
+func (s *mockLanguageServer) ClassifyText(ctx context.Context, req *languagepb.ClassifyTextRequest) (*languagepb.ClassifyTextResponse, error) {
+	md, _ := metadata.FromIncomingContext(ctx)
+	if xg := md["x-goog-api-client"]; len(xg) == 0 || !strings.Contains(xg[0], "gl-go/") {
+		return nil, fmt.Errorf("x-goog-api-client = %v, expected gl-go key", xg)
+	}
+	s.reqs = append(s.reqs, req)
+	if s.err != nil {
+		return nil, s.err
+	}
+	return s.resps[0].(*languagepb.ClassifyTextResponse), nil
+}
+
+func (s *mockLanguageServer) AnnotateText(ctx context.Context, req *languagepb.AnnotateTextRequest) (*languagepb.AnnotateTextResponse, error) {
+	md, _ := metadata.FromIncomingContext(ctx)
+	if xg := md["x-goog-api-client"]; len(xg) == 0 || !strings.Contains(xg[0], "gl-go/") {
+		return nil, fmt.Errorf("x-goog-api-client = %v, expected gl-go key", xg)
+	}
+	s.reqs = append(s.reqs, req)
+	if s.err != nil {
+		return nil, s.err
+	}
+	return s.resps[0].(*languagepb.AnnotateTextResponse), nil
+}
+
+// clientOpt is the option tests should use to connect to the test server.
+// It is initialized by TestMain.
+var clientOpt option.ClientOption
+
+var (
+	mockLanguage mockLanguageServer
+)
+
+func TestMain(m *testing.M) {
+	flag.Parse()
+
+	serv := grpc.NewServer()
+	languagepb.RegisterLanguageServiceServer(serv, &mockLanguage)
+
+	lis, err := net.Listen("tcp", "localhost:0")
+	if err != nil {
+		log.Fatal(err)
+	}
+	go serv.Serve(lis)
+
+	conn, err := grpc.Dial(lis.Addr().String(), grpc.WithInsecure())
+	if err != nil {
+		log.Fatal(err)
+	}
+	clientOpt = option.WithGRPCConn(conn)
+
+	os.Exit(m.Run())
+}
+
+func TestLanguageServiceAnalyzeSentiment(t *testing.T) {
+	var language string = "language-1613589672"
+	var expectedResponse = &languagepb.AnalyzeSentimentResponse{
+		Language: language,
+	}
+
+	mockLanguage.err = nil
+	mockLanguage.reqs = nil
+
+	mockLanguage.resps = append(mockLanguage.resps[:0], expectedResponse)
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeSentimentRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeSentiment(context.Background(), request)
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if want, got := request, mockLanguage.reqs[0]; !proto.Equal(want, got) {
+		t.Errorf("wrong request %q, want %q", got, want)
+	}
+
+	if want, got := expectedResponse, resp; !proto.Equal(want, got) {
+		t.Errorf("wrong response %q, want %q)", got, want)
+	}
+}
+
+func TestLanguageServiceAnalyzeSentimentError(t *testing.T) {
+	errCode := codes.PermissionDenied
+	mockLanguage.err = gstatus.Error(errCode, "test error")
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeSentimentRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeSentiment(context.Background(), request)
+
+	if st, ok := gstatus.FromError(err); !ok {
+		t.Errorf("got error %v, expected grpc error", err)
+	} else if c := st.Code(); c != errCode {
+		t.Errorf("got error code %q, want %q", c, errCode)
+	}
+	_ = resp
+}
+func TestLanguageServiceAnalyzeEntities(t *testing.T) {
+	var language string = "language-1613589672"
+	var expectedResponse = &languagepb.AnalyzeEntitiesResponse{
+		Language: language,
+	}
+
+	mockLanguage.err = nil
+	mockLanguage.reqs = nil
+
+	mockLanguage.resps = append(mockLanguage.resps[:0], expectedResponse)
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeEntitiesRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeEntities(context.Background(), request)
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if want, got := request, mockLanguage.reqs[0]; !proto.Equal(want, got) {
+		t.Errorf("wrong request %q, want %q", got, want)
+	}
+
+	if want, got := expectedResponse, resp; !proto.Equal(want, got) {
+		t.Errorf("wrong response %q, want %q)", got, want)
+	}
+}
+
+func TestLanguageServiceAnalyzeEntitiesError(t *testing.T) {
+	errCode := codes.PermissionDenied
+	mockLanguage.err = gstatus.Error(errCode, "test error")
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeEntitiesRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeEntities(context.Background(), request)
+
+	if st, ok := gstatus.FromError(err); !ok {
+		t.Errorf("got error %v, expected grpc error", err)
+	} else if c := st.Code(); c != errCode {
+		t.Errorf("got error code %q, want %q", c, errCode)
+	}
+	_ = resp
+}
+func TestLanguageServiceAnalyzeEntitySentiment(t *testing.T) {
+	var language string = "language-1613589672"
+	var expectedResponse = &languagepb.AnalyzeEntitySentimentResponse{
+		Language: language,
+	}
+
+	mockLanguage.err = nil
+	mockLanguage.reqs = nil
+
+	mockLanguage.resps = append(mockLanguage.resps[:0], expectedResponse)
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeEntitySentimentRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeEntitySentiment(context.Background(), request)
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if want, got := request, mockLanguage.reqs[0]; !proto.Equal(want, got) {
+		t.Errorf("wrong request %q, want %q", got, want)
+	}
+
+	if want, got := expectedResponse, resp; !proto.Equal(want, got) {
+		t.Errorf("wrong response %q, want %q)", got, want)
+	}
+}
+
+func TestLanguageServiceAnalyzeEntitySentimentError(t *testing.T) {
+	errCode := codes.PermissionDenied
+	mockLanguage.err = gstatus.Error(errCode, "test error")
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeEntitySentimentRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeEntitySentiment(context.Background(), request)
+
+	if st, ok := gstatus.FromError(err); !ok {
+		t.Errorf("got error %v, expected grpc error", err)
+	} else if c := st.Code(); c != errCode {
+		t.Errorf("got error code %q, want %q", c, errCode)
+	}
+	_ = resp
+}
+func TestLanguageServiceAnalyzeSyntax(t *testing.T) {
+	var language string = "language-1613589672"
+	var expectedResponse = &languagepb.AnalyzeSyntaxResponse{
+		Language: language,
+	}
+
+	mockLanguage.err = nil
+	mockLanguage.reqs = nil
+
+	mockLanguage.resps = append(mockLanguage.resps[:0], expectedResponse)
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeSyntaxRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeSyntax(context.Background(), request)
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if want, got := request, mockLanguage.reqs[0]; !proto.Equal(want, got) {
+		t.Errorf("wrong request %q, want %q", got, want)
+	}
+
+	if want, got := expectedResponse, resp; !proto.Equal(want, got) {
+		t.Errorf("wrong response %q, want %q)", got, want)
+	}
+}
+
+func TestLanguageServiceAnalyzeSyntaxError(t *testing.T) {
+	errCode := codes.PermissionDenied
+	mockLanguage.err = gstatus.Error(errCode, "test error")
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeSyntaxRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeSyntax(context.Background(), request)
+
+	if st, ok := gstatus.FromError(err); !ok {
+		t.Errorf("got error %v, expected grpc error", err)
+	} else if c := st.Code(); c != errCode {
+		t.Errorf("got error code %q, want %q", c, errCode)
+	}
+	_ = resp
+}
+func TestLanguageServiceClassifyText(t *testing.T) {
+	var expectedResponse *languagepb.ClassifyTextResponse = &languagepb.ClassifyTextResponse{}
+
+	mockLanguage.err = nil
+	mockLanguage.reqs = nil
+
+	mockLanguage.resps = append(mockLanguage.resps[:0], expectedResponse)
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.ClassifyTextRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.ClassifyText(context.Background(), request)
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if want, got := request, mockLanguage.reqs[0]; !proto.Equal(want, got) {
+		t.Errorf("wrong request %q, want %q", got, want)
+	}
+
+	if want, got := expectedResponse, resp; !proto.Equal(want, got) {
+		t.Errorf("wrong response %q, want %q)", got, want)
+	}
+}
+
+func TestLanguageServiceClassifyTextError(t *testing.T) {
+	errCode := codes.PermissionDenied
+	mockLanguage.err = gstatus.Error(errCode, "test error")
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.ClassifyTextRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.ClassifyText(context.Background(), request)
+
+	if st, ok := gstatus.FromError(err); !ok {
+		t.Errorf("got error %v, expected grpc error", err)
+	} else if c := st.Code(); c != errCode {
+		t.Errorf("got error code %q, want %q", c, errCode)
+	}
+	_ = resp
+}
+func TestLanguageServiceAnnotateText(t *testing.T) {
+	var language string = "language-1613589672"
+	var expectedResponse = &languagepb.AnnotateTextResponse{
+		Language: language,
+	}
+
+	mockLanguage.err = nil
+	mockLanguage.reqs = nil
+
+	mockLanguage.resps = append(mockLanguage.resps[:0], expectedResponse)
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var features *languagepb.AnnotateTextRequest_Features = &languagepb.AnnotateTextRequest_Features{}
+	var request = &languagepb.AnnotateTextRequest{
+		Document: document,
+		Features: features,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnnotateText(context.Background(), request)
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if want, got := request, mockLanguage.reqs[0]; !proto.Equal(want, got) {
+		t.Errorf("wrong request %q, want %q", got, want)
+	}
+
+	if want, got := expectedResponse, resp; !proto.Equal(want, got) {
+		t.Errorf("wrong response %q, want %q)", got, want)
+	}
+}
+
+func TestLanguageServiceAnnotateTextError(t *testing.T) {
+	errCode := codes.PermissionDenied
+	mockLanguage.err = gstatus.Error(errCode, "test error")
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var features *languagepb.AnnotateTextRequest_Features = &languagepb.AnnotateTextRequest_Features{}
+	var request = &languagepb.AnnotateTextRequest{
+		Document: document,
+		Features: features,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnnotateText(context.Background(), request)
+
+	if st, ok := gstatus.FromError(err); !ok {
+		t.Errorf("got error %v, expected grpc error", err)
+	} else if c := st.Code(); c != errCode {
+		t.Errorf("got error code %q, want %q", c, errCode)
+	}
+	_ = resp
+}

vendor/cloud.google.com/go/language/apiv1beta1/doc.go

@@ -1,23 +0,0 @@
-// Copyright 2016 Google Inc. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-// AUTO-GENERATED CODE. DO NOT EDIT.
-
-// Package language is an experimental, auto-generated package for the
-// language API.
-//
-// Google Cloud Natural Language API provides natural language understanding
-// technologies to developers. Examples include sentiment analysis, entity
-// recognition, and text annotations.
-package language // import "cloud.google.com/go/language/apiv1beta1"

vendor/cloud.google.com/go/language/apiv1beta1/language.go

@@ -1,21 +0,0 @@
-// Copyright 2016 Google Inc. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-// AUTO-GENERATED CODE. DO NOT EDIT.
-
-package language
-
-const (
-	gapicNameVersion = "gapic/0.1.0"
-)

vendor/cloud.google.com/go/language/apiv1beta1/language_client.go

@@ -1,173 +0,0 @@
-// Copyright 2016 Google Inc. All Rights Reserved.
-//
-// Licensed under the Apache License, Version 2.0 (the "License");
-// you may not use this file except in compliance with the License.
-// You may obtain a copy of the License at
-//
-//      http://www.apache.org/licenses/LICENSE-2.0
-//
-// Unless required by applicable law or agreed to in writing, software
-// distributed under the License is distributed on an "AS IS" BASIS,
-// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-// See the License for the specific language governing permissions and
-// limitations under the License.
-
-// AUTO-GENERATED CODE. DO NOT EDIT.
-
-package language
-
-import (
-	"fmt"
-	"runtime"
-	"time"
-
-	gax "github.com/googleapis/gax-go"
-	"golang.org/x/net/context"
-	"google.golang.org/api/option"
-	"google.golang.org/api/transport"
-	languagepb "google.golang.org/genproto/googleapis/cloud/language/v1beta1"
-	"google.golang.org/grpc"
-	"google.golang.org/grpc/codes"
-	"google.golang.org/grpc/metadata"
-)
-
-// CallOptions contains the retry settings for each method of this client.
-type CallOptions struct {
-	AnalyzeSentiment []gax.CallOption
-	AnalyzeEntities  []gax.CallOption
-	AnnotateText     []gax.CallOption
-}
-
-func defaultClientOptions() []option.ClientOption {
-	return []option.ClientOption{
-		option.WithEndpoint("language.googleapis.com:443"),
-		option.WithScopes(
-			"https://www.googleapis.com/auth/cloud-platform",
-		),
-	}
-}
-
-func defaultCallOptions() *CallOptions {
-	retry := map[[2]string][]gax.CallOption{
-		{"default", "idempotent"}: {
-			gax.WithRetry(func() gax.Retryer {
-				return gax.OnCodes([]codes.Code{
-					codes.DeadlineExceeded,
-					codes.Unavailable,
-				}, gax.Backoff{
-					Initial:    100 * time.Millisecond,
-					Max:        60000 * time.Millisecond,
-					Multiplier: 1.3,
-				})
-			}),
-		},
-	}
-
-	return &CallOptions{
-		AnalyzeSentiment: retry[[2]string{"default", "idempotent"}],
-		AnalyzeEntities:  retry[[2]string{"default", "idempotent"}],
-		AnnotateText:     retry[[2]string{"default", "idempotent"}],
-	}
-}
-
-// Client is a client for interacting with LanguageService.
-type Client struct {
-	// The connection to the service.
-	conn *grpc.ClientConn
-
-	// The gRPC API client.
-	client languagepb.LanguageServiceClient
-
-	// The call options for this service.
-	CallOptions *CallOptions
-
-	// The metadata to be sent with each request.
-	metadata map[string][]string
-}
-
-// NewClient creates a new language service client.
-//
-// Provides text analysis operations such as sentiment analysis and entity
-// recognition.
-func NewClient(ctx context.Context, opts ...option.ClientOption) (*Client, error) {
-	conn, err := transport.DialGRPC(ctx, append(defaultClientOptions(), opts...)...)
-	if err != nil {
-		return nil, err
-	}
-	c := &Client{
-		conn:        conn,
-		client:      languagepb.NewLanguageServiceClient(conn),
-		CallOptions: defaultCallOptions(),
-	}
-	c.SetGoogleClientInfo("gax", gax.Version)
-	return c, nil
-}
-
-// Connection returns the client's connection to the API service.
-func (c *Client) Connection() *grpc.ClientConn {
-	return c.conn
-}
-
-// Close closes the connection to the API service. The user should invoke this when
-// the client is no longer required.
-func (c *Client) Close() error {
-	return c.conn.Close()
-}
-
-// SetGoogleClientInfo sets the name and version of the application in
-// the `x-goog-api-client` header passed on each request. Intended for
-// use by Google-written clients.
-func (c *Client) SetGoogleClientInfo(name, version string) {
-	c.metadata = map[string][]string{
-		"x-goog-api-client": {fmt.Sprintf("%s/%s %s gax/%s go/%s", name, version, gapicNameVersion, gax.Version, runtime.Version())},
-	}
-}
-
-// AnalyzeSentiment analyzes the sentiment of the provided text.
-func (c *Client) AnalyzeSentiment(ctx context.Context, req *languagepb.AnalyzeSentimentRequest) (*languagepb.AnalyzeSentimentResponse, error) {
-	ctx = metadata.NewContext(ctx, c.metadata)
-	var resp *languagepb.AnalyzeSentimentResponse
-	err := gax.Invoke(ctx, func(ctx context.Context) error {
-		var err error
-		resp, err = c.client.AnalyzeSentiment(ctx, req)
-		return err
-	}, c.CallOptions.AnalyzeSentiment...)
-	if err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-// AnalyzeEntities finds named entities (currently finds proper names) in the text,
-// entity types, salience, mentions for each entity, and other properties.
-func (c *Client) AnalyzeEntities(ctx context.Context, req *languagepb.AnalyzeEntitiesRequest) (*languagepb.AnalyzeEntitiesResponse, error) {
-	ctx = metadata.NewContext(ctx, c.metadata)
-	var resp *languagepb.AnalyzeEntitiesResponse
-	err := gax.Invoke(ctx, func(ctx context.Context) error {
-		var err error
-		resp, err = c.client.AnalyzeEntities(ctx, req)
-		return err
-	}, c.CallOptions.AnalyzeEntities...)
-	if err != nil {
-		return nil, err
-	}
-	return resp, nil
-}
-
-// AnnotateText advanced API that analyzes the document and provides a full set of text
-// annotations, including semantic, syntactic, and sentiment information. This
-// API is intended for users who are familiar with machine learning and need
-// in-depth text features to build upon.
-func (c *Client) AnnotateText(ctx context.Context, req *languagepb.AnnotateTextRequest) (*languagepb.AnnotateTextResponse, error) {
-	ctx = metadata.NewContext(ctx, c.metadata)
-	var resp *languagepb.AnnotateTextResponse
-	err := gax.Invoke(ctx, func(ctx context.Context) error {
-		var err error
-		resp, err = c.client.AnnotateText(ctx, req)
-		return err
-	}, c.CallOptions.AnnotateText...)
-	if err != nil {
-		return nil, err
-	}
-	return resp, nil
-}

vendor/cloud.google.com/go/language/apiv1beta2/AnalyzeSentiment_smoke_test.go

@@ -0,0 +1,73 @@
+// Copyright 2019 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Code generated by gapic-generator. DO NOT EDIT.
+
+package language
+
+import (
+	languagepb "google.golang.org/genproto/googleapis/cloud/language/v1beta2"
+)
+
+import (
+	"context"
+	"fmt"
+	"strconv"
+	"testing"
+	"time"
+
+	"cloud.google.com/go/internal/testutil"
+	"google.golang.org/api/iterator"
+	"google.golang.org/api/option"
+)
+
+var _ = fmt.Sprintf
+var _ = iterator.Done
+var _ = strconv.FormatUint
+var _ = time.Now
+
+func TestLanguageServiceSmoke(t *testing.T) {
+	if testing.Short() {
+		t.Skip("skipping smoke test in short mode")
+	}
+	ctx := context.Background()
+	ts := testutil.TokenSource(ctx, DefaultAuthScopes()...)
+	if ts == nil {
+		t.Skip("Integration tests skipped. See CONTRIBUTING.md for details")
+	}
+
+	projectId := testutil.ProjID()
+	_ = projectId
+
+	c, err := NewClient(ctx, option.WithTokenSource(ts))
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	var content string = "Hello, world!"
+	var type_ languagepb.Document_Type = languagepb.Document_PLAIN_TEXT
+	var document = &languagepb.Document{
+		Source: &languagepb.Document_Content{
+			Content: content,
+		},
+		Type: type_,
+	}
+	var request = &languagepb.AnalyzeSentimentRequest{
+		Document: document,
+	}
+
+	if _, err := c.AnalyzeSentiment(ctx, request); err != nil {
+		t.Error(err)
+	}
+}

vendor/cloud.google.com/go/language/apiv1beta2/doc.go

@@ -0,0 +1,102 @@
+// Copyright 2019 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Code generated by gapic-generator. DO NOT EDIT.
+
+// Package language is an auto-generated package for the
+// Google Cloud Natural Language API.
+//
+//   NOTE: This package is in beta. It is not stable, and may be subject to changes.
+//
+// Google Cloud Natural Language API provides natural language understanding
+// technologies to developers. Examples include sentiment analysis, entity
+// recognition, and text annotations.
+//
+// Use of Context
+//
+// The ctx passed to NewClient is used for authentication requests and
+// for creating the underlying connection, but is not used for subsequent calls.
+// Individual methods on the client use the ctx given to them.
+//
+// To close the open connection, use the Close() method.
+//
+// For information about setting deadlines, reusing contexts, and more
+// please visit godoc.org/cloud.google.com/go.
+package language // import "cloud.google.com/go/language/apiv1beta2"
+
+import (
+	"context"
+	"runtime"
+	"strings"
+	"unicode"
+
+	"google.golang.org/grpc/metadata"
+)
+
+func insertMetadata(ctx context.Context, mds ...metadata.MD) context.Context {
+	out, _ := metadata.FromOutgoingContext(ctx)
+	out = out.Copy()
+	for _, md := range mds {
+		for k, v := range md {
+			out[k] = append(out[k], v...)
+		}
+	}
+	return metadata.NewOutgoingContext(ctx, out)
+}
+
+// DefaultAuthScopes reports the default set of authentication scopes to use with this package.
+func DefaultAuthScopes() []string {
+	return []string{
+		"https://www.googleapis.com/auth/cloud-platform",
+	}
+}
+
+// versionGo returns the Go runtime version. The returned string
+// has no whitespace, suitable for reporting in header.
+func versionGo() string {
+	const develPrefix = "devel +"
+
+	s := runtime.Version()
+	if strings.HasPrefix(s, develPrefix) {
+		s = s[len(develPrefix):]
+		if p := strings.IndexFunc(s, unicode.IsSpace); p >= 0 {
+			s = s[:p]
+		}
+		return s
+	}
+
+	notSemverRune := func(r rune) bool {
+		return strings.IndexRune("0123456789.", r) < 0
+	}
+
+	if strings.HasPrefix(s, "go1") {
+		s = s[2:]
+		var prerelease string
+		if p := strings.IndexFunc(s, notSemverRune); p >= 0 {
+			s, prerelease = s[:p], s[p:]
+		}
+		if strings.HasSuffix(s, ".") {
+			s += "0"
+		} else if strings.Count(s, ".") < 2 {
+			s += ".0"
+		}
+		if prerelease != "" {
+			s += "-" + prerelease
+		}
+		return s
+	}
+	return "UNKNOWN"
+}
+
+const versionClient = "20190404"

vendor/cloud.google.com/go/language/apiv1beta2/language_client.go

@@ -0,0 +1,232 @@
+// Copyright 2019 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Code generated by gapic-generator. DO NOT EDIT.
+
+package language
+
+import (
+	"context"
+	"time"
+
+	gax "github.com/googleapis/gax-go/v2"
+	"google.golang.org/api/option"
+	"google.golang.org/api/transport"
+	languagepb "google.golang.org/genproto/googleapis/cloud/language/v1beta2"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/metadata"
+)
+
+// CallOptions contains the retry settings for each method of Client.
+type CallOptions struct {
+	AnalyzeSentiment       []gax.CallOption
+	AnalyzeEntities        []gax.CallOption
+	AnalyzeEntitySentiment []gax.CallOption
+	AnalyzeSyntax          []gax.CallOption
+	ClassifyText           []gax.CallOption
+	AnnotateText           []gax.CallOption
+}
+
+func defaultClientOptions() []option.ClientOption {
+	return []option.ClientOption{
+		option.WithEndpoint("language.googleapis.com:443"),
+		option.WithScopes(DefaultAuthScopes()...),
+	}
+}
+
+func defaultCallOptions() *CallOptions {
+	retry := map[[2]string][]gax.CallOption{
+		{"default", "idempotent"}: {
+			gax.WithRetry(func() gax.Retryer {
+				return gax.OnCodes([]codes.Code{
+					codes.DeadlineExceeded,
+					codes.Unavailable,
+				}, gax.Backoff{
+					Initial:    100 * time.Millisecond,
+					Max:        60000 * time.Millisecond,
+					Multiplier: 1.3,
+				})
+			}),
+		},
+	}
+	return &CallOptions{
+		AnalyzeSentiment:       retry[[2]string{"default", "idempotent"}],
+		AnalyzeEntities:        retry[[2]string{"default", "idempotent"}],
+		AnalyzeEntitySentiment: retry[[2]string{"default", "idempotent"}],
+		AnalyzeSyntax:          retry[[2]string{"default", "idempotent"}],
+		ClassifyText:           retry[[2]string{"default", "idempotent"}],
+		AnnotateText:           retry[[2]string{"default", "idempotent"}],
+	}
+}
+
+// Client is a client for interacting with Google Cloud Natural Language API.
+//
+// Methods, except Close, may be called concurrently. However, fields must not be modified concurrently with method calls.
+type Client struct {
+	// The connection to the service.
+	conn *grpc.ClientConn
+
+	// The gRPC API client.
+	client languagepb.LanguageServiceClient
+
+	// The call options for this service.
+	CallOptions *CallOptions
+
+	// The x-goog-* metadata to be sent with each request.
+	xGoogMetadata metadata.MD
+}
+
+// NewClient creates a new language service client.
+//
+// Provides text analysis operations such as sentiment analysis and entity
+// recognition.
+func NewClient(ctx context.Context, opts ...option.ClientOption) (*Client, error) {
+	conn, err := transport.DialGRPC(ctx, append(defaultClientOptions(), opts...)...)
+	if err != nil {
+		return nil, err
+	}
+	c := &Client{
+		conn:        conn,
+		CallOptions: defaultCallOptions(),
+
+		client: languagepb.NewLanguageServiceClient(conn),
+	}
+	c.setGoogleClientInfo()
+	return c, nil
+}
+
+// Connection returns the client's connection to the API service.
+func (c *Client) Connection() *grpc.ClientConn {
+	return c.conn
+}
+
+// Close closes the connection to the API service. The user should invoke this when
+// the client is no longer required.
+func (c *Client) Close() error {
+	return c.conn.Close()
+}
+
+// setGoogleClientInfo sets the name and version of the application in
+// the `x-goog-api-client` header passed on each request. Intended for
+// use by Google-written clients.
+func (c *Client) setGoogleClientInfo(keyval ...string) {
+	kv := append([]string{"gl-go", versionGo()}, keyval...)
+	kv = append(kv, "gapic", versionClient, "gax", gax.Version, "grpc", grpc.Version)
+	c.xGoogMetadata = metadata.Pairs("x-goog-api-client", gax.XGoogHeader(kv...))
+}
+
+// AnalyzeSentiment analyzes the sentiment of the provided text.
+func (c *Client) AnalyzeSentiment(ctx context.Context, req *languagepb.AnalyzeSentimentRequest, opts ...gax.CallOption) (*languagepb.AnalyzeSentimentResponse, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.AnalyzeSentiment[0:len(c.CallOptions.AnalyzeSentiment):len(c.CallOptions.AnalyzeSentiment)], opts...)
+	var resp *languagepb.AnalyzeSentimentResponse
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.client.AnalyzeSentiment(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// AnalyzeEntities finds named entities (currently proper names and common nouns) in the text
+// along with entity types, salience, mentions for each entity, and
+// other properties.
+func (c *Client) AnalyzeEntities(ctx context.Context, req *languagepb.AnalyzeEntitiesRequest, opts ...gax.CallOption) (*languagepb.AnalyzeEntitiesResponse, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.AnalyzeEntities[0:len(c.CallOptions.AnalyzeEntities):len(c.CallOptions.AnalyzeEntities)], opts...)
+	var resp *languagepb.AnalyzeEntitiesResponse
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.client.AnalyzeEntities(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// AnalyzeEntitySentiment finds entities, similar to
+// [AnalyzeEntities][google.cloud.language.v1beta2.LanguageService.AnalyzeEntities]
+// in the text and analyzes sentiment associated with each entity and its
+// mentions.
+func (c *Client) AnalyzeEntitySentiment(ctx context.Context, req *languagepb.AnalyzeEntitySentimentRequest, opts ...gax.CallOption) (*languagepb.AnalyzeEntitySentimentResponse, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.AnalyzeEntitySentiment[0:len(c.CallOptions.AnalyzeEntitySentiment):len(c.CallOptions.AnalyzeEntitySentiment)], opts...)
+	var resp *languagepb.AnalyzeEntitySentimentResponse
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.client.AnalyzeEntitySentiment(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// AnalyzeSyntax analyzes the syntax of the text and provides sentence boundaries and
+// tokenization along with part of speech tags, dependency trees, and other
+// properties.
+func (c *Client) AnalyzeSyntax(ctx context.Context, req *languagepb.AnalyzeSyntaxRequest, opts ...gax.CallOption) (*languagepb.AnalyzeSyntaxResponse, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.AnalyzeSyntax[0:len(c.CallOptions.AnalyzeSyntax):len(c.CallOptions.AnalyzeSyntax)], opts...)
+	var resp *languagepb.AnalyzeSyntaxResponse
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.client.AnalyzeSyntax(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// ClassifyText classifies a document into categories.
+func (c *Client) ClassifyText(ctx context.Context, req *languagepb.ClassifyTextRequest, opts ...gax.CallOption) (*languagepb.ClassifyTextResponse, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.ClassifyText[0:len(c.CallOptions.ClassifyText):len(c.CallOptions.ClassifyText)], opts...)
+	var resp *languagepb.ClassifyTextResponse
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.client.ClassifyText(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
+
+// AnnotateText a convenience method that provides all syntax, sentiment, entity, and
+// classification features in one call.
+func (c *Client) AnnotateText(ctx context.Context, req *languagepb.AnnotateTextRequest, opts ...gax.CallOption) (*languagepb.AnnotateTextResponse, error) {
+	ctx = insertMetadata(ctx, c.xGoogMetadata)
+	opts = append(c.CallOptions.AnnotateText[0:len(c.CallOptions.AnnotateText):len(c.CallOptions.AnnotateText)], opts...)
+	var resp *languagepb.AnnotateTextResponse
+	err := gax.Invoke(ctx, func(ctx context.Context, settings gax.CallSettings) error {
+		var err error
+		resp, err = c.client.AnnotateText(ctx, req, settings.GRPC...)
+		return err
+	}, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}

vendor/cloud.google.com/go/language/apiv1beta2/language_client_example_test.go

@@ -0,0 +1,142 @@
+// Copyright 2019 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Code generated by gapic-generator. DO NOT EDIT.
+
+package language_test
+
+import (
+	"context"
+
+	language "cloud.google.com/go/language/apiv1beta2"
+	languagepb "google.golang.org/genproto/googleapis/cloud/language/v1beta2"
+)
+
+func ExampleNewClient() {
+	ctx := context.Background()
+	c, err := language.NewClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use client.
+	_ = c
+}
+
+func ExampleClient_AnalyzeSentiment() {
+	ctx := context.Background()
+	c, err := language.NewClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &languagepb.AnalyzeSentimentRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.AnalyzeSentiment(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleClient_AnalyzeEntities() {
+	ctx := context.Background()
+	c, err := language.NewClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &languagepb.AnalyzeEntitiesRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.AnalyzeEntities(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleClient_AnalyzeEntitySentiment() {
+	ctx := context.Background()
+	c, err := language.NewClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &languagepb.AnalyzeEntitySentimentRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.AnalyzeEntitySentiment(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleClient_AnalyzeSyntax() {
+	ctx := context.Background()
+	c, err := language.NewClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &languagepb.AnalyzeSyntaxRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.AnalyzeSyntax(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleClient_ClassifyText() {
+	ctx := context.Background()
+	c, err := language.NewClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &languagepb.ClassifyTextRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.ClassifyText(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}
+
+func ExampleClient_AnnotateText() {
+	ctx := context.Background()
+	c, err := language.NewClient(ctx)
+	if err != nil {
+		// TODO: Handle error.
+	}
+
+	req := &languagepb.AnnotateTextRequest{
+		// TODO: Fill request struct fields.
+	}
+	resp, err := c.AnnotateText(ctx, req)
+	if err != nil {
+		// TODO: Handle error.
+	}
+	// TODO: Use resp.
+	_ = resp
+}

vendor/cloud.google.com/go/language/apiv1beta2/mock_test.go

@@ -0,0 +1,518 @@
+// Copyright 2019 Google LLC
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     https://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+// Code generated by gapic-generator. DO NOT EDIT.
+
+package language
+
+import (
+	languagepb "google.golang.org/genproto/googleapis/cloud/language/v1beta2"
+)
+
+import (
+	"context"
+	"flag"
+	"fmt"
+	"io"
+	"log"
+	"net"
+	"os"
+	"strings"
+	"testing"
+
+	"github.com/golang/protobuf/proto"
+	"github.com/golang/protobuf/ptypes"
+	"google.golang.org/api/option"
+	status "google.golang.org/genproto/googleapis/rpc/status"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/metadata"
+	gstatus "google.golang.org/grpc/status"
+)
+
+var _ = io.EOF
+var _ = ptypes.MarshalAny
+var _ status.Status
+
+type mockLanguageServer struct {
+	// Embed for forward compatibility.
+	// Tests will keep working if more methods are added
+	// in the future.
+	languagepb.LanguageServiceServer
+
+	reqs []proto.Message
+
+	// If set, all calls return this error.
+	err error
+
+	// responses to return if err == nil
+	resps []proto.Message
+}
+
+func (s *mockLanguageServer) AnalyzeSentiment(ctx context.Context, req *languagepb.AnalyzeSentimentRequest) (*languagepb.AnalyzeSentimentResponse, error) {
+	md, _ := metadata.FromIncomingContext(ctx)
+	if xg := md["x-goog-api-client"]; len(xg) == 0 || !strings.Contains(xg[0], "gl-go/") {
+		return nil, fmt.Errorf("x-goog-api-client = %v, expected gl-go key", xg)
+	}
+	s.reqs = append(s.reqs, req)
+	if s.err != nil {
+		return nil, s.err
+	}
+	return s.resps[0].(*languagepb.AnalyzeSentimentResponse), nil
+}
+
+func (s *mockLanguageServer) AnalyzeEntities(ctx context.Context, req *languagepb.AnalyzeEntitiesRequest) (*languagepb.AnalyzeEntitiesResponse, error) {
+	md, _ := metadata.FromIncomingContext(ctx)
+	if xg := md["x-goog-api-client"]; len(xg) == 0 || !strings.Contains(xg[0], "gl-go/") {
+		return nil, fmt.Errorf("x-goog-api-client = %v, expected gl-go key", xg)
+	}
+	s.reqs = append(s.reqs, req)
+	if s.err != nil {
+		return nil, s.err
+	}
+	return s.resps[0].(*languagepb.AnalyzeEntitiesResponse), nil
+}
+
+func (s *mockLanguageServer) AnalyzeEntitySentiment(ctx context.Context, req *languagepb.AnalyzeEntitySentimentRequest) (*languagepb.AnalyzeEntitySentimentResponse, error) {
+	md, _ := metadata.FromIncomingContext(ctx)
+	if xg := md["x-goog-api-client"]; len(xg) == 0 || !strings.Contains(xg[0], "gl-go/") {
+		return nil, fmt.Errorf("x-goog-api-client = %v, expected gl-go key", xg)
+	}
+	s.reqs = append(s.reqs, req)
+	if s.err != nil {
+		return nil, s.err
+	}
+	return s.resps[0].(*languagepb.AnalyzeEntitySentimentResponse), nil
+}
+
+func (s *mockLanguageServer) AnalyzeSyntax(ctx context.Context, req *languagepb.AnalyzeSyntaxRequest) (*languagepb.AnalyzeSyntaxResponse, error) {
+	md, _ := metadata.FromIncomingContext(ctx)
+	if xg := md["x-goog-api-client"]; len(xg) == 0 || !strings.Contains(xg[0], "gl-go/") {
+		return nil, fmt.Errorf("x-goog-api-client = %v, expected gl-go key", xg)
+	}
+	s.reqs = append(s.reqs, req)
+	if s.err != nil {
+		return nil, s.err
+	}
+	return s.resps[0].(*languagepb.AnalyzeSyntaxResponse), nil
+}
+
+func (s *mockLanguageServer) ClassifyText(ctx context.Context, req *languagepb.ClassifyTextRequest) (*languagepb.ClassifyTextResponse, error) {
+	md, _ := metadata.FromIncomingContext(ctx)
+	if xg := md["x-goog-api-client"]; len(xg) == 0 || !strings.Contains(xg[0], "gl-go/") {
+		return nil, fmt.Errorf("x-goog-api-client = %v, expected gl-go key", xg)
+	}
+	s.reqs = append(s.reqs, req)
+	if s.err != nil {
+		return nil, s.err
+	}
+	return s.resps[0].(*languagepb.ClassifyTextResponse), nil
+}
+
+func (s *mockLanguageServer) AnnotateText(ctx context.Context, req *languagepb.AnnotateTextRequest) (*languagepb.AnnotateTextResponse, error) {
+	md, _ := metadata.FromIncomingContext(ctx)
+	if xg := md["x-goog-api-client"]; len(xg) == 0 || !strings.Contains(xg[0], "gl-go/") {
+		return nil, fmt.Errorf("x-goog-api-client = %v, expected gl-go key", xg)
+	}
+	s.reqs = append(s.reqs, req)
+	if s.err != nil {
+		return nil, s.err
+	}
+	return s.resps[0].(*languagepb.AnnotateTextResponse), nil
+}
+
+// clientOpt is the option tests should use to connect to the test server.
+// It is initialized by TestMain.
+var clientOpt option.ClientOption
+
+var (
+	mockLanguage mockLanguageServer
+)
+
+func TestMain(m *testing.M) {
+	flag.Parse()
+
+	serv := grpc.NewServer()
+	languagepb.RegisterLanguageServiceServer(serv, &mockLanguage)
+
+	lis, err := net.Listen("tcp", "localhost:0")
+	if err != nil {
+		log.Fatal(err)
+	}
+	go serv.Serve(lis)
+
+	conn, err := grpc.Dial(lis.Addr().String(), grpc.WithInsecure())
+	if err != nil {
+		log.Fatal(err)
+	}
+	clientOpt = option.WithGRPCConn(conn)
+
+	os.Exit(m.Run())
+}
+
+func TestLanguageServiceAnalyzeSentiment(t *testing.T) {
+	var language string = "language-1613589672"
+	var expectedResponse = &languagepb.AnalyzeSentimentResponse{
+		Language: language,
+	}
+
+	mockLanguage.err = nil
+	mockLanguage.reqs = nil
+
+	mockLanguage.resps = append(mockLanguage.resps[:0], expectedResponse)
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeSentimentRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeSentiment(context.Background(), request)
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if want, got := request, mockLanguage.reqs[0]; !proto.Equal(want, got) {
+		t.Errorf("wrong request %q, want %q", got, want)
+	}
+
+	if want, got := expectedResponse, resp; !proto.Equal(want, got) {
+		t.Errorf("wrong response %q, want %q)", got, want)
+	}
+}
+
+func TestLanguageServiceAnalyzeSentimentError(t *testing.T) {
+	errCode := codes.PermissionDenied
+	mockLanguage.err = gstatus.Error(errCode, "test error")
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeSentimentRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeSentiment(context.Background(), request)
+
+	if st, ok := gstatus.FromError(err); !ok {
+		t.Errorf("got error %v, expected grpc error", err)
+	} else if c := st.Code(); c != errCode {
+		t.Errorf("got error code %q, want %q", c, errCode)
+	}
+	_ = resp
+}
+func TestLanguageServiceAnalyzeEntities(t *testing.T) {
+	var language string = "language-1613589672"
+	var expectedResponse = &languagepb.AnalyzeEntitiesResponse{
+		Language: language,
+	}
+
+	mockLanguage.err = nil
+	mockLanguage.reqs = nil
+
+	mockLanguage.resps = append(mockLanguage.resps[:0], expectedResponse)
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeEntitiesRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeEntities(context.Background(), request)
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if want, got := request, mockLanguage.reqs[0]; !proto.Equal(want, got) {
+		t.Errorf("wrong request %q, want %q", got, want)
+	}
+
+	if want, got := expectedResponse, resp; !proto.Equal(want, got) {
+		t.Errorf("wrong response %q, want %q)", got, want)
+	}
+}
+
+func TestLanguageServiceAnalyzeEntitiesError(t *testing.T) {
+	errCode := codes.PermissionDenied
+	mockLanguage.err = gstatus.Error(errCode, "test error")
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeEntitiesRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeEntities(context.Background(), request)
+
+	if st, ok := gstatus.FromError(err); !ok {
+		t.Errorf("got error %v, expected grpc error", err)
+	} else if c := st.Code(); c != errCode {
+		t.Errorf("got error code %q, want %q", c, errCode)
+	}
+	_ = resp
+}
+func TestLanguageServiceAnalyzeEntitySentiment(t *testing.T) {
+	var language string = "language-1613589672"
+	var expectedResponse = &languagepb.AnalyzeEntitySentimentResponse{
+		Language: language,
+	}
+
+	mockLanguage.err = nil
+	mockLanguage.reqs = nil
+
+	mockLanguage.resps = append(mockLanguage.resps[:0], expectedResponse)
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeEntitySentimentRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeEntitySentiment(context.Background(), request)
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if want, got := request, mockLanguage.reqs[0]; !proto.Equal(want, got) {
+		t.Errorf("wrong request %q, want %q", got, want)
+	}
+
+	if want, got := expectedResponse, resp; !proto.Equal(want, got) {
+		t.Errorf("wrong response %q, want %q)", got, want)
+	}
+}
+
+func TestLanguageServiceAnalyzeEntitySentimentError(t *testing.T) {
+	errCode := codes.PermissionDenied
+	mockLanguage.err = gstatus.Error(errCode, "test error")
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeEntitySentimentRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeEntitySentiment(context.Background(), request)
+
+	if st, ok := gstatus.FromError(err); !ok {
+		t.Errorf("got error %v, expected grpc error", err)
+	} else if c := st.Code(); c != errCode {
+		t.Errorf("got error code %q, want %q", c, errCode)
+	}
+	_ = resp
+}
+func TestLanguageServiceAnalyzeSyntax(t *testing.T) {
+	var language string = "language-1613589672"
+	var expectedResponse = &languagepb.AnalyzeSyntaxResponse{
+		Language: language,
+	}
+
+	mockLanguage.err = nil
+	mockLanguage.reqs = nil
+
+	mockLanguage.resps = append(mockLanguage.resps[:0], expectedResponse)
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeSyntaxRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeSyntax(context.Background(), request)
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if want, got := request, mockLanguage.reqs[0]; !proto.Equal(want, got) {
+		t.Errorf("wrong request %q, want %q", got, want)
+	}
+
+	if want, got := expectedResponse, resp; !proto.Equal(want, got) {
+		t.Errorf("wrong response %q, want %q)", got, want)
+	}
+}
+
+func TestLanguageServiceAnalyzeSyntaxError(t *testing.T) {
+	errCode := codes.PermissionDenied
+	mockLanguage.err = gstatus.Error(errCode, "test error")
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.AnalyzeSyntaxRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnalyzeSyntax(context.Background(), request)
+
+	if st, ok := gstatus.FromError(err); !ok {
+		t.Errorf("got error %v, expected grpc error", err)
+	} else if c := st.Code(); c != errCode {
+		t.Errorf("got error code %q, want %q", c, errCode)
+	}
+	_ = resp
+}
+func TestLanguageServiceClassifyText(t *testing.T) {
+	var expectedResponse *languagepb.ClassifyTextResponse = &languagepb.ClassifyTextResponse{}
+
+	mockLanguage.err = nil
+	mockLanguage.reqs = nil
+
+	mockLanguage.resps = append(mockLanguage.resps[:0], expectedResponse)
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.ClassifyTextRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.ClassifyText(context.Background(), request)
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if want, got := request, mockLanguage.reqs[0]; !proto.Equal(want, got) {
+		t.Errorf("wrong request %q, want %q", got, want)
+	}
+
+	if want, got := expectedResponse, resp; !proto.Equal(want, got) {
+		t.Errorf("wrong response %q, want %q)", got, want)
+	}
+}
+
+func TestLanguageServiceClassifyTextError(t *testing.T) {
+	errCode := codes.PermissionDenied
+	mockLanguage.err = gstatus.Error(errCode, "test error")
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var request = &languagepb.ClassifyTextRequest{
+		Document: document,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.ClassifyText(context.Background(), request)
+
+	if st, ok := gstatus.FromError(err); !ok {
+		t.Errorf("got error %v, expected grpc error", err)
+	} else if c := st.Code(); c != errCode {
+		t.Errorf("got error code %q, want %q", c, errCode)
+	}
+	_ = resp
+}
+func TestLanguageServiceAnnotateText(t *testing.T) {
+	var language string = "language-1613589672"
+	var expectedResponse = &languagepb.AnnotateTextResponse{
+		Language: language,
+	}
+
+	mockLanguage.err = nil
+	mockLanguage.reqs = nil
+
+	mockLanguage.resps = append(mockLanguage.resps[:0], expectedResponse)
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var features *languagepb.AnnotateTextRequest_Features = &languagepb.AnnotateTextRequest_Features{}
+	var request = &languagepb.AnnotateTextRequest{
+		Document: document,
+		Features: features,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnnotateText(context.Background(), request)
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if want, got := request, mockLanguage.reqs[0]; !proto.Equal(want, got) {
+		t.Errorf("wrong request %q, want %q", got, want)
+	}
+
+	if want, got := expectedResponse, resp; !proto.Equal(want, got) {
+		t.Errorf("wrong response %q, want %q)", got, want)
+	}
+}
+
+func TestLanguageServiceAnnotateTextError(t *testing.T) {
+	errCode := codes.PermissionDenied
+	mockLanguage.err = gstatus.Error(errCode, "test error")
+
+	var document *languagepb.Document = &languagepb.Document{}
+	var features *languagepb.AnnotateTextRequest_Features = &languagepb.AnnotateTextRequest_Features{}
+	var request = &languagepb.AnnotateTextRequest{
+		Document: document,
+		Features: features,
+	}
+
+	c, err := NewClient(context.Background(), clientOpt)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	resp, err := c.AnnotateText(context.Background(), request)
+
+	if st, ok := gstatus.FromError(err); !ok {
+		t.Errorf("got error %v, expected grpc error", err)
+	} else if c := st.Code(); c != errCode {
+		t.Errorf("got error code %q, want %q", c, errCode)
+	}
+	_ = resp
+}