/
GetDatasetLabelsIT.java
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/
GetDatasetLabelsIT.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
*
* 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.
*/
package com.example.bigquery;
import static com.google.common.truth.Truth.assertThat;
import static junit.framework.TestCase.assertNotNull;
import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import java.util.UUID;
import org.junit.After;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
public class GetDatasetLabelsIT {
private String datasetName;
private ByteArrayOutputStream bout;
private PrintStream out;
private static final String PROJECT_ID = requireEnvVar("GOOGLE_CLOUD_PROJECT");
private static String requireEnvVar(String varName) {
String value = System.getenv(varName);
assertNotNull(
"Environment variable " + varName + " is required to perform these tests.",
System.getenv(varName));
return value;
}
@BeforeClass
public static void checkRequirements() {
requireEnvVar("GOOGLE_CLOUD_PROJECT");
}
@Before
public void setUp() {
bout = new ByteArrayOutputStream();
out = new PrintStream(bout);
System.setOut(out);
// create a temporary dataset
datasetName = "MY_DATASET_TEST_" + UUID.randomUUID().toString().substring(0, 8);
CreateDataset.createDataset(datasetName);
// add a label on dataset
LabelDataset.labelDataset(datasetName);
bout = new ByteArrayOutputStream();
out = new PrintStream(bout);
System.setOut(out);
}
@After
public void tearDown() {
// delete a temporary dataset
DeleteDataset.deleteDataset(PROJECT_ID, datasetName);
System.setOut(null);
}
@Test
public void testGetDatasetLabels() {
GetDatasetLabels.getDatasetLabels(datasetName);
assertThat(bout.toString()).contains("Retrieved labels successfully");
}
}