forked from googleapis/java-spanner
/
SpannerSampleIT.java
124 lines (106 loc) · 4.14 KB
/
SpannerSampleIT.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
/*
* Copyright 2017 Google Inc.
*
* 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.spanner;
import static com.google.common.truth.Truth.assertThat;
import com.google.cloud.spanner.DatabaseAdminClient;
import com.google.cloud.spanner.DatabaseId;
import com.google.cloud.spanner.Spanner;
import com.google.cloud.spanner.SpannerOptions;
import java.io.ByteArrayOutputStream;
import java.io.PrintStream;
import java.util.UUID;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/**
* Unit tests for {@code SpannerSample}
*/
@RunWith(JUnit4.class)
@SuppressWarnings("checkstyle:abbreviationaswordinname")
public class SpannerSampleIT {
// The instance needs to exist for tests to pass.
private final String instanceId = System.getProperty("spanner.test.instance");
private final String databaseId = formatForTest(System.getProperty("spanner.sample.database"));
DatabaseId dbId;
DatabaseAdminClient dbClient;
private long lastUpdateDataTimeInMillis;
private String runSample(String command) throws Exception {
PrintStream stdOut = System.out;
ByteArrayOutputStream bout = new ByteArrayOutputStream();
PrintStream out = new PrintStream(bout);
System.setOut(out);
SpannerSample.main(new String[]{command, instanceId, databaseId});
System.setOut(stdOut);
return bout.toString();
}
@Before
public void setUp() throws Exception {
SpannerOptions options = SpannerOptions.newBuilder().build();
Spanner spanner = options.getService();
dbClient = spanner.getDatabaseAdminClient();
dbId = DatabaseId.of(options.getProjectId(), instanceId, databaseId);
dbClient.dropDatabase(dbId.getInstanceId().getInstance(), dbId.getDatabase());
}
@After
public void tearDown() throws Exception {
dbClient.dropDatabase(dbId.getInstanceId().getInstance(), dbId.getDatabase());
}
@Test
public void testSample() throws Exception {
assertThat(instanceId).isNotNull();
assertThat(databaseId).isNotNull();
String out = runSample("createdatabase");
assertThat(out).contains("Created database");
assertThat(out).contains(dbId.getName());
runSample("write");
out = runSample("read");
assertThat(out).contains("1 1 Total Junk");
out = runSample("query");
assertThat(out).contains("1 1 Total Junk");
runSample("addmarketingbudget");
// wait for 10 seconds to elapse and then run an update, and query for stale data
lastUpdateDataTimeInMillis = System.currentTimeMillis();
while (System.currentTimeMillis() < lastUpdateDataTimeInMillis + 11000) {
Thread.sleep(1000);
}
runSample("update");
out = runSample("readstaledata");
assertThat(out).contains("1 1 NULL");
runSample("writetransaction");
out = runSample("querymarketingbudget");
assertThat(out).contains("1 1 300000");
assertThat(out).contains("2 2 300000");
runSample("addindex");
out = runSample("queryindex");
assertThat(out).contains("Go, Go, Go");
assertThat(out).contains("Forever Hold Your Peace");
assertThat(out).doesNotContain("Green");
out = runSample("readindex");
assertThat(out).contains("Go, Go, Go");
assertThat(out).contains("Forever Hold Your Peace");
assertThat(out).contains("Green");
runSample("addstoringindex");
out = runSample("readstoringindex");
assertThat(out).contains("300000");
out = runSample("readonlytransaction");
assertThat(out.replaceAll("[\r\n]+", " ")).containsMatch("(Total Junk.*){2}");
}
private String formatForTest(String name) {
return name + "-" + UUID.randomUUID().toString().substring(0, 20);
}
}