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Add test and documentation to DateExtensions

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This commit is contained in:
Paul Schaub 2025-05-12 12:45:32 +02:00
parent 070780675e
commit 71168d2091
Signed by: vanitasvitae
GPG key ID: 62BEE9264BF17311
2 changed files with 54 additions and 1 deletions
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pgpainless-core/src/test/java/openpgp/DateExtensionTest.java Normal file
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// SPDX-FileCopyrightText: 2025 Paul Schaub <vanitasvitae@fsfe.org>
//
// SPDX-License-Identifier: Apache-2.0
package openpgp;
import org.junit.jupiter.api.Test;
import java.util.Date;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNull;
import static org.junit.jupiter.api.Assertions.assertThrows;
public class DateExtensionTest {
@Test
public void testDatePlusSecondsBaseCase() {
Date t0 = DateExtensionsKt.parseUTC("2025-05-12 10:36:53 UTC");
Date t1 = DateExtensionsKt.plusSeconds(t0, 7);
assertEquals("2025-05-12 10:37:00 UTC", DateExtensionsKt.formatUTC(t1));
}
@Test
public void testDatePlusZeroReturnsNull() {
Date t0 = DateExtensionsKt.parseUTC("2025-05-12 10:36:53 UTC");
Date t1 = DateExtensionsKt.plusSeconds(t0, 0);
assertNull(t1);
}
@Test
public void testDatePlusSecondsOverflowing() {
Date now = new Date();
// expect IAE because of time field overflowing
assertThrows(IllegalArgumentException.class, () ->
DateExtensionsKt.plusSeconds(now, Long.MAX_VALUE - 10000));
}
@Test
public void testParsingMalformedUTCTimestampThrows() {
assertThrows(IllegalArgumentException.class, () ->
DateExtensionsKt.parseUTC("2025-05-12 10:36:XX UTC"));
}
}