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// Copyright (C) 2014 Google Inc. All Rights Reserved.
//
// 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.google.gerrit.json;
import static com.google.common.truth.Truth.assertThat;
import static com.google.common.truth.Truth.assert_;
import static com.google.gerrit.json.JavaSqlTimestampHelper.parseTimestamp;
import java.text.SimpleDateFormat;
import java.util.TimeZone;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
public class JavaSqlTimestampHelperTest {
private SimpleDateFormat format;
private TimeZone systemTimeZone;
@Before
public void setUp() throws Exception {
synchronized (TimeZone.class) {
systemTimeZone = TimeZone.getDefault();
TimeZone.setDefault(TimeZone.getTimeZone("GMT-5:00"));
format = new SimpleDateFormat("yyyy-MM-dd HH:mm:ss.SSS Z");
}
}
@After
public void resetTimeZone() {
TimeZone.setDefault(systemTimeZone);
}
@Test
public void parseFullTimestamp() {
assertThat(reformat("2006-01-02 20:04:05.789000000"))
.isEqualTo("2006-01-02 15:04:05.789 -0500");
assertThat(reformat("2006-01-02 20:04:05")).isEqualTo("2006-01-02 15:04:05.000 -0500");
}
@Test
public void parseDateOnly() {
assertThat(reformat("2006-01-02")).isEqualTo("2006-01-01 19:00:00.000 -0500");
}
@Test
public void parseTimeZone() {
assertThat(reformat("2006-01-02 15:04:05.789 -0100"))
.isEqualTo("2006-01-02 11:04:05.789 -0500");
assertThat(reformat("2006-01-02 15:04:05.789 -0000"))
.isEqualTo("2006-01-02 10:04:05.789 -0500");
assertThat(reformat("2006-01-02 15:04:05.789 +0100"))
.isEqualTo("2006-01-02 09:04:05.789 -0500");
}
@Test
public void parseInvalidTimestamps() {
assertInvalid("2006-01-02-15:04:05.789000000");
assertInvalid("2006-01-02T15:04:05.789000000");
assertInvalid("15:04:05");
assertInvalid("15:04:05.999000000");
}
private static void assertInvalid(String input) {
try {
parseTimestamp(input);
assert_().fail("Expected IllegalArgumentException for: " + input);
} catch (IllegalArgumentException e) {
// Expected;
}
}
private String reformat(String input) {
return format.format(parseTimestamp(input));
}
}