/*
 * Copyright 2025 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.
 */

package com.google.cloud.pubsub.v1;

import static com.google.cloud.pubsub.v1.SchemaServiceClient.ListSchemaRevisionsPagedResponse;
import static com.google.cloud.pubsub.v1.SchemaServiceClient.ListSchemasPagedResponse;

import com.google.api.gax.core.NoCredentialsProvider;
import com.google.api.gax.httpjson.GaxHttpJsonProperties;
import com.google.api.gax.httpjson.testing.MockHttpService;
import com.google.api.gax.rpc.ApiClientHeaderProvider;
import com.google.api.gax.rpc.ApiException;
import com.google.api.gax.rpc.ApiExceptionFactory;
import com.google.api.gax.rpc.InvalidArgumentException;
import com.google.api.gax.rpc.StatusCode;
import com.google.api.gax.rpc.testing.FakeStatusCode;
import com.google.cloud.pubsub.v1.stub.HttpJsonSchemaServiceStub;
import com.google.common.collect.Lists;
import com.google.iam.v1.AuditConfig;
import com.google.iam.v1.Binding;
import com.google.iam.v1.GetIamPolicyRequest;
import com.google.iam.v1.GetPolicyOptions;
import com.google.iam.v1.Policy;
import com.google.iam.v1.SetIamPolicyRequest;
import com.google.iam.v1.TestIamPermissionsRequest;
import com.google.iam.v1.TestIamPermissionsResponse;
import com.google.protobuf.ByteString;
import com.google.protobuf.Empty;
import com.google.protobuf.FieldMask;
import com.google.protobuf.Timestamp;
import com.google.pubsub.v1.Encoding;
import com.google.pubsub.v1.ListSchemaRevisionsResponse;
import com.google.pubsub.v1.ListSchemasResponse;
import com.google.pubsub.v1.ProjectName;
import com.google.pubsub.v1.Schema;
import com.google.pubsub.v1.SchemaName;
import com.google.pubsub.v1.ValidateMessageRequest;
import com.google.pubsub.v1.ValidateMessageResponse;
import com.google.pubsub.v1.ValidateSchemaResponse;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import javax.annotation.Generated;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;

@Generated("by gapic-generator-java")
public class SchemaServiceClientHttpJsonTest {
  private static MockHttpService mockService;
  private static SchemaServiceClient client;

  @BeforeClass
  public static void startStaticServer() throws IOException {
    mockService =
        new MockHttpService(
            HttpJsonSchemaServiceStub.getMethodDescriptors(),
            SchemaServiceSettings.getDefaultEndpoint());
    SchemaServiceSettings settings =
        SchemaServiceSettings.newHttpJsonBuilder()
            .setTransportChannelProvider(
                SchemaServiceSettings.defaultHttpJsonTransportProviderBuilder()
                    .setHttpTransport(mockService)
                    .build())
            .setCredentialsProvider(NoCredentialsProvider.create())
            .build();
    client = SchemaServiceClient.create(settings);
  }

  @AfterClass
  public static void stopServer() {
    client.close();
  }

  @Before
  public void setUp() {}

  @After
  public void tearDown() throws Exception {
    mockService.reset();
  }

  @Test
  public void createSchemaTest() throws Exception {
    Schema expectedResponse =
        Schema.newBuilder()
            .setName(SchemaName.of("[PROJECT]", "[SCHEMA]").toString())
            .setDefinition("definition-1014418093")
            .setRevisionId("revisionId-1507445162")
            .setRevisionCreateTime(Timestamp.newBuilder().build())
            .build();
    mockService.addResponse(expectedResponse);

    ProjectName parent = ProjectName.of("[PROJECT]");
    Schema schema = Schema.newBuilder().build();
    String schemaId = "schemaId-697673060";

    Schema actualResponse = client.createSchema(parent, schema, schemaId);
    Assert.assertEquals(expectedResponse, actualResponse);

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void createSchemaExceptionTest() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      ProjectName parent = ProjectName.of("[PROJECT]");
      Schema schema = Schema.newBuilder().build();
      String schemaId = "schemaId-697673060";
      client.createSchema(parent, schema, schemaId);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void createSchemaTest2() throws Exception {
    Schema expectedResponse =
        Schema.newBuilder()
            .setName(SchemaName.of("[PROJECT]", "[SCHEMA]").toString())
            .setDefinition("definition-1014418093")
            .setRevisionId("revisionId-1507445162")
            .setRevisionCreateTime(Timestamp.newBuilder().build())
            .build();
    mockService.addResponse(expectedResponse);

    String parent = "projects/project-2353";
    Schema schema = Schema.newBuilder().build();
    String schemaId = "schemaId-697673060";

    Schema actualResponse = client.createSchema(parent, schema, schemaId);
    Assert.assertEquals(expectedResponse, actualResponse);

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void createSchemaExceptionTest2() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      String parent = "projects/project-2353";
      Schema schema = Schema.newBuilder().build();
      String schemaId = "schemaId-697673060";
      client.createSchema(parent, schema, schemaId);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void getSchemaTest() throws Exception {
    Schema expectedResponse =
        Schema.newBuilder()
            .setName(SchemaName.of("[PROJECT]", "[SCHEMA]").toString())
            .setDefinition("definition-1014418093")
            .setRevisionId("revisionId-1507445162")
            .setRevisionCreateTime(Timestamp.newBuilder().build())
            .build();
    mockService.addResponse(expectedResponse);

    SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");

    Schema actualResponse = client.getSchema(name);
    Assert.assertEquals(expectedResponse, actualResponse);

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void getSchemaExceptionTest() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");
      client.getSchema(name);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void getSchemaTest2() throws Exception {
    Schema expectedResponse =
        Schema.newBuilder()
            .setName(SchemaName.of("[PROJECT]", "[SCHEMA]").toString())
            .setDefinition("definition-1014418093")
            .setRevisionId("revisionId-1507445162")
            .setRevisionCreateTime(Timestamp.newBuilder().build())
            .build();
    mockService.addResponse(expectedResponse);

    String name = "projects/project-5662/schemas/schema-5662";

    Schema actualResponse = client.getSchema(name);
    Assert.assertEquals(expectedResponse, actualResponse);

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void getSchemaExceptionTest2() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      String name = "projects/project-5662/schemas/schema-5662";
      client.getSchema(name);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void listSchemasTest() throws Exception {
    Schema responsesElement = Schema.newBuilder().build();
    ListSchemasResponse expectedResponse =
        ListSchemasResponse.newBuilder()
            .setNextPageToken("")
            .addAllSchemas(Arrays.asList(responsesElement))
            .build();
    mockService.addResponse(expectedResponse);

    ProjectName parent = ProjectName.of("[PROJECT]");

    ListSchemasPagedResponse pagedListResponse = client.listSchemas(parent);

    List<Schema> resources = Lists.newArrayList(pagedListResponse.iterateAll());

    Assert.assertEquals(1, resources.size());
    Assert.assertEquals(expectedResponse.getSchemasList().get(0), resources.get(0));

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void listSchemasExceptionTest() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      ProjectName parent = ProjectName.of("[PROJECT]");
      client.listSchemas(parent);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void listSchemasTest2() throws Exception {
    Schema responsesElement = Schema.newBuilder().build();
    ListSchemasResponse expectedResponse =
        ListSchemasResponse.newBuilder()
            .setNextPageToken("")
            .addAllSchemas(Arrays.asList(responsesElement))
            .build();
    mockService.addResponse(expectedResponse);

    String parent = "projects/project-2353";

    ListSchemasPagedResponse pagedListResponse = client.listSchemas(parent);

    List<Schema> resources = Lists.newArrayList(pagedListResponse.iterateAll());

    Assert.assertEquals(1, resources.size());
    Assert.assertEquals(expectedResponse.getSchemasList().get(0), resources.get(0));

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void listSchemasExceptionTest2() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      String parent = "projects/project-2353";
      client.listSchemas(parent);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void listSchemaRevisionsTest() throws Exception {
    Schema responsesElement = Schema.newBuilder().build();
    ListSchemaRevisionsResponse expectedResponse =
        ListSchemaRevisionsResponse.newBuilder()
            .setNextPageToken("")
            .addAllSchemas(Arrays.asList(responsesElement))
            .build();
    mockService.addResponse(expectedResponse);

    SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");

    ListSchemaRevisionsPagedResponse pagedListResponse = client.listSchemaRevisions(name);

    List<Schema> resources = Lists.newArrayList(pagedListResponse.iterateAll());

    Assert.assertEquals(1, resources.size());
    Assert.assertEquals(expectedResponse.getSchemasList().get(0), resources.get(0));

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void listSchemaRevisionsExceptionTest() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");
      client.listSchemaRevisions(name);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void listSchemaRevisionsTest2() throws Exception {
    Schema responsesElement = Schema.newBuilder().build();
    ListSchemaRevisionsResponse expectedResponse =
        ListSchemaRevisionsResponse.newBuilder()
            .setNextPageToken("")
            .addAllSchemas(Arrays.asList(responsesElement))
            .build();
    mockService.addResponse(expectedResponse);

    String name = "projects/project-5662/schemas/schema-5662";

    ListSchemaRevisionsPagedResponse pagedListResponse = client.listSchemaRevisions(name);

    List<Schema> resources = Lists.newArrayList(pagedListResponse.iterateAll());

    Assert.assertEquals(1, resources.size());
    Assert.assertEquals(expectedResponse.getSchemasList().get(0), resources.get(0));

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void listSchemaRevisionsExceptionTest2() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      String name = "projects/project-5662/schemas/schema-5662";
      client.listSchemaRevisions(name);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void commitSchemaTest() throws Exception {
    Schema expectedResponse =
        Schema.newBuilder()
            .setName(SchemaName.of("[PROJECT]", "[SCHEMA]").toString())
            .setDefinition("definition-1014418093")
            .setRevisionId("revisionId-1507445162")
            .setRevisionCreateTime(Timestamp.newBuilder().build())
            .build();
    mockService.addResponse(expectedResponse);

    SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");
    Schema schema = Schema.newBuilder().build();

    Schema actualResponse = client.commitSchema(name, schema);
    Assert.assertEquals(expectedResponse, actualResponse);

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void commitSchemaExceptionTest() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");
      Schema schema = Schema.newBuilder().build();
      client.commitSchema(name, schema);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void commitSchemaTest2() throws Exception {
    Schema expectedResponse =
        Schema.newBuilder()
            .setName(SchemaName.of("[PROJECT]", "[SCHEMA]").toString())
            .setDefinition("definition-1014418093")
            .setRevisionId("revisionId-1507445162")
            .setRevisionCreateTime(Timestamp.newBuilder().build())
            .build();
    mockService.addResponse(expectedResponse);

    String name = "projects/project-5662/schemas/schema-5662";
    Schema schema = Schema.newBuilder().build();

    Schema actualResponse = client.commitSchema(name, schema);
    Assert.assertEquals(expectedResponse, actualResponse);

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void commitSchemaExceptionTest2() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      String name = "projects/project-5662/schemas/schema-5662";
      Schema schema = Schema.newBuilder().build();
      client.commitSchema(name, schema);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void rollbackSchemaTest() throws Exception {
    Schema expectedResponse =
        Schema.newBuilder()
            .setName(SchemaName.of("[PROJECT]", "[SCHEMA]").toString())
            .setDefinition("definition-1014418093")
            .setRevisionId("revisionId-1507445162")
            .setRevisionCreateTime(Timestamp.newBuilder().build())
            .build();
    mockService.addResponse(expectedResponse);

    SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");
    String revisionId = "revisionId-1507445162";

    Schema actualResponse = client.rollbackSchema(name, revisionId);
    Assert.assertEquals(expectedResponse, actualResponse);

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void rollbackSchemaExceptionTest() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");
      String revisionId = "revisionId-1507445162";
      client.rollbackSchema(name, revisionId);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void rollbackSchemaTest2() throws Exception {
    Schema expectedResponse =
        Schema.newBuilder()
            .setName(SchemaName.of("[PROJECT]", "[SCHEMA]").toString())
            .setDefinition("definition-1014418093")
            .setRevisionId("revisionId-1507445162")
            .setRevisionCreateTime(Timestamp.newBuilder().build())
            .build();
    mockService.addResponse(expectedResponse);

    String name = "projects/project-5662/schemas/schema-5662";
    String revisionId = "revisionId-1507445162";

    Schema actualResponse = client.rollbackSchema(name, revisionId);
    Assert.assertEquals(expectedResponse, actualResponse);

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void rollbackSchemaExceptionTest2() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      String name = "projects/project-5662/schemas/schema-5662";
      String revisionId = "revisionId-1507445162";
      client.rollbackSchema(name, revisionId);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void deleteSchemaRevisionTest() throws Exception {
    Schema expectedResponse =
        Schema.newBuilder()
            .setName(SchemaName.of("[PROJECT]", "[SCHEMA]").toString())
            .setDefinition("definition-1014418093")
            .setRevisionId("revisionId-1507445162")
            .setRevisionCreateTime(Timestamp.newBuilder().build())
            .build();
    mockService.addResponse(expectedResponse);

    SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");
    String revisionId = "revisionId-1507445162";

    Schema actualResponse = client.deleteSchemaRevision(name, revisionId);
    Assert.assertEquals(expectedResponse, actualResponse);

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void deleteSchemaRevisionExceptionTest() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");
      String revisionId = "revisionId-1507445162";
      client.deleteSchemaRevision(name, revisionId);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void deleteSchemaRevisionTest2() throws Exception {
    Schema expectedResponse =
        Schema.newBuilder()
            .setName(SchemaName.of("[PROJECT]", "[SCHEMA]").toString())
            .setDefinition("definition-1014418093")
            .setRevisionId("revisionId-1507445162")
            .setRevisionCreateTime(Timestamp.newBuilder().build())
            .build();
    mockService.addResponse(expectedResponse);

    String name = "projects/project-5662/schemas/schema-5662";
    String revisionId = "revisionId-1507445162";

    Schema actualResponse = client.deleteSchemaRevision(name, revisionId);
    Assert.assertEquals(expectedResponse, actualResponse);

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void deleteSchemaRevisionExceptionTest2() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      String name = "projects/project-5662/schemas/schema-5662";
      String revisionId = "revisionId-1507445162";
      client.deleteSchemaRevision(name, revisionId);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void deleteSchemaTest() throws Exception {
    Empty expectedResponse = Empty.newBuilder().build();
    mockService.addResponse(expectedResponse);

    SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");

    client.deleteSchema(name);

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void deleteSchemaExceptionTest() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      SchemaName name = SchemaName.of("[PROJECT]", "[SCHEMA]");
      client.deleteSchema(name);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void deleteSchemaTest2() throws Exception {
    Empty expectedResponse = Empty.newBuilder().build();
    mockService.addResponse(expectedResponse);

    String name = "projects/project-5662/schemas/schema-5662";

    client.deleteSchema(name);

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void deleteSchemaExceptionTest2() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      String name = "projects/project-5662/schemas/schema-5662";
      client.deleteSchema(name);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void validateSchemaTest() throws Exception {
    ValidateSchemaResponse expectedResponse = ValidateSchemaResponse.newBuilder().build();
    mockService.addResponse(expectedResponse);

    ProjectName parent = ProjectName.of("[PROJECT]");
    Schema schema = Schema.newBuilder().build();

    ValidateSchemaResponse actualResponse = client.validateSchema(parent, schema);
    Assert.assertEquals(expectedResponse, actualResponse);

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void validateSchemaExceptionTest() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
            new Exception(), FakeStatusCode.of(StatusCode.Code.INVALID_ARGUMENT), false);
    mockService.addException(exception);

    try {
      ProjectName parent = ProjectName.of("[PROJECT]");
      Schema schema = Schema.newBuilder().build();
      client.validateSchema(parent, schema);
      Assert.fail("No exception raised");
    } catch (InvalidArgumentException e) {
      // Expected exception.
    }
  }

  @Test
  public void validateSchemaTest2() throws Exception {
    ValidateSchemaResponse expectedResponse = ValidateSchemaResponse.newBuilder().build();
    mockService.addResponse(expectedResponse);

    String parent = "projects/project-2353";
    Schema schema = Schema.newBuilder().build();

    ValidateSchemaResponse actualResponse = client.validateSchema(parent, schema);
    Assert.assertEquals(expectedResponse, actualResponse);

    List<String> actualRequests = mockService.getRequestPaths();
    Assert.assertEquals(1, actualRequests.size());

    String apiClientHeaderKey =
        mockService
            .getRequestHeaders()
            .get(ApiClientHeaderProvider.getDefaultApiClientHeaderKey())
            .iterator()
            .next();
    Assert.assertTrue(
        GaxHttpJsonProperties.getDefaultApiClientHeaderPattern()
            .matcher(apiClientHeaderKey)
            .matches());
  }

  @Test
  public void validateSchemaExceptionTest2() throws Exception {
    ApiException exception =
        ApiExceptionFactory.createException(
