/
GrantViewAccessIT.java
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/
GrantViewAccessIT.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 com.google.cloud.bigquery.Field;
import com.google.cloud.bigquery.Schema;
import com.google.cloud.bigquery.StandardSQLTypeName;
import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import java.util.UUID;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.junit.After;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
public class GrantViewAccessIT {
private final Logger log = Logger.getLogger(this.getClass().getName());
private String datasetName;
private String viewDatasetName;
private String tableName;
private String viewName;
private ByteArrayOutputStream bout;
private PrintStream out;
private PrintStream originalPrintStream;
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);
originalPrintStream = System.out;
System.setOut(out);
// create a temporary dataset, table and view to be deleted.
datasetName = "MY_DATASET_NAME_TEST_" + UUID.randomUUID().toString().substring(0, 8);
viewDatasetName = "MY_VIEW_DATASET_NAME_TEST_" + UUID.randomUUID().toString().substring(0, 8);
tableName = "MY_TABLE_NAME_TEST_" + UUID.randomUUID().toString().substring(0, 8);
viewName = "MY_VIEW_NAME_TEST_" + UUID.randomUUID().toString().substring(0, 8);
CreateDataset.createDataset(datasetName);
CreateDataset.createDataset(viewDatasetName);
Schema schema =
Schema.of(
Field.of("timestampField", StandardSQLTypeName.TIMESTAMP),
Field.of("stringField", StandardSQLTypeName.STRING),
Field.of("booleanField", StandardSQLTypeName.BOOL));
CreateTable.createTable(viewDatasetName, tableName, schema);
String query =
String.format(
"SELECT timestampField, stringField, booleanField FROM %s.%s",
viewDatasetName, tableName);
CreateView.createView(viewDatasetName, viewName, query);
}
@After
public void tearDown() {
// Clean up
DeleteTable.deleteTable(viewDatasetName, viewName);
DeleteTable.deleteTable(viewDatasetName, tableName);
DeleteDataset.deleteDataset(PROJECT_ID, datasetName);
// restores print statements in the original method
System.out.flush();
System.setOut(originalPrintStream);
log.log(Level.INFO, "\n" + bout.toString());
}
@Test
public void testGrantViewAccess() {
GrantViewAccess.grantViewAccess(datasetName, viewDatasetName, viewName);
assertThat(bout.toString()).contains("Grant view access successfully");
}
}