/
ResourceHeaderTest.java
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/
ResourceHeaderTest.java
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/*
* Copyright 2020 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.bigquery.storage.v1.stub;
import static com.google.common.truth.Truth.assertWithMessage;
import com.google.api.gax.core.NoCredentialsProvider;
import com.google.api.gax.grpc.testing.InProcessServer;
import com.google.api.gax.grpc.testing.LocalChannelProvider;
import com.google.api.gax.rpc.FixedHeaderProvider;
import com.google.api.gax.rpc.UnimplementedException;
import com.google.cloud.bigquery.storage.v1.BigQueryReadClient;
import com.google.cloud.bigquery.storage.v1.BigQueryReadGrpc.BigQueryReadImplBase;
import com.google.cloud.bigquery.storage.v1.BigQueryReadSettings;
import com.google.cloud.bigquery.storage.v1.ReadRowsRequest;
import com.google.cloud.bigquery.storage.v1.ReadSession;
import com.google.cloud.bigquery.storage.v1.SplitReadStreamRequest;
import java.util.regex.Pattern;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
@RunWith(JUnit4.class)
public class ResourceHeaderTest {
private static final String TEST_TABLE_REFERENCE =
"projects/project/datasets/dataset/tables/table";
private static final String TEST_STREAM_NAME = "streamName";
private static final String NAME = "resource-header-test:123";
private static final String HEADER_NAME = "x-goog-request-params";
private static final Pattern READ_SESSION_NAME_PATTERN =
Pattern.compile(
".*"
+ "read_session\\.table=projects%2Fproject%2Fdatasets%2Fdataset%2Ftables%2Ftable"
+ ".*");
private static final Pattern READ_STREAM_PATTERN =
Pattern.compile(".*" + "read_stream=streamName" + ".*");
private static final Pattern STREAM_NAME_PATTERN =
Pattern.compile(".*" + "name=streamName" + ".*");
private static final String TEST_HEADER_NAME = "simple-header-name";
private static final String TEST_HEADER_VALUE = "simple-header-value";
private static final Pattern TEST_PATTERN = Pattern.compile(".*" + TEST_HEADER_VALUE + ".*");
private static InProcessServer<?> server;
private LocalChannelProvider channelProvider;
private BigQueryReadClient client;
@BeforeClass
public static void setUpClass() throws Exception {
server = new InProcessServer<>(new BigQueryReadImplBase() {}, NAME);
server.start();
}
@Before
public void setUp() throws Exception {
channelProvider = LocalChannelProvider.create(NAME);
BigQueryReadSettings.Builder settingsBuilder =
BigQueryReadSettings.newBuilder()
.setCredentialsProvider(NoCredentialsProvider.create())
.setHeaderProvider(FixedHeaderProvider.create(TEST_HEADER_NAME, TEST_HEADER_VALUE))
.setTransportChannelProvider(channelProvider);
client = BigQueryReadClient.create(settingsBuilder.build());
}
@After
public void tearDown() throws Exception {
client.close();
}
@AfterClass
public static void tearDownClass() throws Exception {
server.stop();
server.blockUntilShutdown();
}
@Test
public void createReadSessionTest() {
try {
client.createReadSession(
"parents/project", ReadSession.newBuilder().setTable(TEST_TABLE_REFERENCE).build(), 1);
} catch (UnimplementedException e) {
// Ignore the error: none of the methods are actually implemented.
}
verifyHeaderSent(READ_SESSION_NAME_PATTERN);
}
@Test
public void readRowsTest() {
try {
ReadRowsRequest request =
ReadRowsRequest.newBuilder().setReadStream(TEST_STREAM_NAME).setOffset(125).build();
client.readRowsCallable().call(request);
} catch (UnimplementedException e) {
// Ignore the error: none of the methods are actually implemented.
}
verifyHeaderSent(READ_STREAM_PATTERN);
}
@Test
public void splitReadStreamTest() {
try {
client.splitReadStream(SplitReadStreamRequest.newBuilder().setName(TEST_STREAM_NAME).build());
} catch (UnimplementedException e) {
// Ignore the error: none of the methods are actually implemented.
}
verifyHeaderSent(STREAM_NAME_PATTERN);
}
private void verifyHeaderSent(Pattern... patterns) {
for (Pattern pattern : patterns) {
boolean headerSent = channelProvider.isHeaderSent(HEADER_NAME, pattern);
assertWithMessage("Generated header was sent").that(headerSent).isTrue();
}
boolean testHeaderSent = channelProvider.isHeaderSent(TEST_HEADER_NAME, TEST_PATTERN);
assertWithMessage("Provided header was sent").that(testHeaderSent).isTrue();
}
}