/
DDLCreateViewIT.java
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/
DDLCreateViewIT.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 DDLCreateViewIT {
private String viewName;
private ByteArrayOutputStream bout;
private PrintStream out;
private static final String PROJECT_ID = requireEnvVar("GOOGLE_CLOUD_PROJECT");
private static final String BIGQUERY_DATASET_NAME = requireEnvVar("BIGQUERY_DATASET_NAME");
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");
requireEnvVar("BIGQUERY_DATASET_NAME");
}
@Before
public void setUp() {
viewName = "MY_VIEW_NAME_TEST_" + UUID.randomUUID().toString().substring(0, 8);
bout = new ByteArrayOutputStream();
out = new PrintStream(bout);
System.setOut(out);
}
@After
public void tearDown() {
// Clean up
DeleteTable.deleteTable(BIGQUERY_DATASET_NAME, viewName);
System.setOut(null);
}
@Test
public void testDDLCreateView() {
String sql =
"CREATE VIEW "
+ "`"
+ PROJECT_ID
+ "."
+ BIGQUERY_DATASET_NAME
+ "."
+ viewName
+ "`"
+ " OPTIONS("
+ " expiration_timestamp=TIMESTAMP_ADD("
+ " CURRENT_TIMESTAMP(), INTERVAL 48 HOUR),"
+ " friendly_name=\"new_view\","
+ " description=\"a view that expires in 2 days\","
+ " labels=[(\"org_unit\", \"development\")]"
+ " )"
+ " AS SELECT name, state, year, number"
+ " FROM `bigquery-public-data.usa_names.usa_1910_current`"
+ " WHERE state LIKE 'W%'";
DDLCreateView.ddlCreateView(sql);
assertThat(bout.toString()).contains("View created successfully");
}
}