vendor: update all dependencies

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

@@ -0,0 +1,43 @@
+// Copyright 2017, 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
+// Google Cloud Natural 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/apiv1beta2"
+
+import (
+	"golang.org/x/net/context"
+	"google.golang.org/grpc/metadata"
+)
+
+func insertXGoog(ctx context.Context, val []string) context.Context {
+	md, _ := metadata.FromOutgoingContext(ctx)
+	md = md.Copy()
+	md["x-goog-api-client"] = val
+	return metadata.NewOutgoingContext(ctx, md)
+}
+
+// DefaultAuthScopes reports the authentication scopes required
+// by this package.
+func DefaultAuthScopes() []string {
+	return []string{
+		"https://www.googleapis.com/auth/cloud-platform",
+	}
+}

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

@@ -0,0 +1,210 @@
+// Copyright 2017, 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 (
+	"time"
+
+	"cloud.google.com/go/internal/version"
+	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/v1beta2"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/codes"
+)
+
+// 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
+	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"}],
+		AnnotateText:           retry[[2]string{"default", "idempotent"}],
+	}
+}
+
+// Client is a client for interacting with Google Cloud Natural Language API.
+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.
+	xGoogHeader []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,
+		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", version.Go()}, keyval...)
+	kv = append(kv, "gapic", version.Repo, "gax", gax.Version, "grpc", grpc.Version)
+	c.xGoogHeader = []string{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 = insertXGoog(ctx, c.xGoogHeader)
+	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 = insertXGoog(ctx, c.xGoogHeader)
+	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 = insertXGoog(ctx, c.xGoogHeader)
+	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 = insertXGoog(ctx, c.xGoogHeader)
+	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
+}
+
+// AnnotateText a convenience method that provides all syntax, sentiment, and entity
+// features in one call.
+func (c *Client) AnnotateText(ctx context.Context, req *languagepb.AnnotateTextRequest, opts ...gax.CallOption) (*languagepb.AnnotateTextResponse, error) {
+	ctx = insertXGoog(ctx, c.xGoogHeader)
+	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 +1,123 @@
+// Copyright 2017, 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_test
+
+import (
+	"cloud.google.com/go/language/apiv1beta2"
+	"golang.org/x/net/context"
+	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_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 +1,466 @@
+// Copyright 2017, 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 (
+	languagepb "google.golang.org/genproto/googleapis/cloud/language/v1beta2"
+)
+
+import (
+	"flag"
+	"fmt"
+	"io"
+	"log"
+	"net"
+	"os"
+	"strings"
+	"testing"
+
+	"github.com/golang/protobuf/proto"
+	"github.com/golang/protobuf/ptypes"
+	"golang.org/x/net/context"
+	"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) 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 encodingType languagepb.EncodingType = languagepb.EncodingType_NONE
+	var request = &languagepb.AnalyzeEntitiesRequest{
+		Document:     document,
+		EncodingType: encodingType,
+	}
+
+	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 encodingType languagepb.EncodingType = languagepb.EncodingType_NONE
+	var request = &languagepb.AnalyzeEntitiesRequest{
+		Document:     document,
+		EncodingType: encodingType,
+	}
+
+	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 encodingType languagepb.EncodingType = languagepb.EncodingType_NONE
+	var request = &languagepb.AnalyzeEntitySentimentRequest{
+		Document:     document,
+		EncodingType: encodingType,
+	}
+
+	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 encodingType languagepb.EncodingType = languagepb.EncodingType_NONE
+	var request = &languagepb.AnalyzeEntitySentimentRequest{
+		Document:     document,
+		EncodingType: encodingType,
+	}
+
+	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 encodingType languagepb.EncodingType = languagepb.EncodingType_NONE
+	var request = &languagepb.AnalyzeSyntaxRequest{
+		Document:     document,
+		EncodingType: encodingType,
+	}
+
+	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 encodingType languagepb.EncodingType = languagepb.EncodingType_NONE
+	var request = &languagepb.AnalyzeSyntaxRequest{
+		Document:     document,
+		EncodingType: encodingType,
+	}
+
+	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 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 encodingType languagepb.EncodingType = languagepb.EncodingType_NONE
+	var request = &languagepb.AnnotateTextRequest{
+		Document:     document,
+		Features:     features,
+		EncodingType: encodingType,
+	}
+
+	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 encodingType languagepb.EncodingType = languagepb.EncodingType_NONE
+	var request = &languagepb.AnnotateTextRequest{
+		Document:     document,
+		Features:     features,
+		EncodingType: encodingType,
+	}
+
+	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
+}