ContainerReferenceTests Class — spring-boot Architecture

Source Code

buildpack/spring-boot-buildpack-platform/src/test/java/org/springframework/boot/buildpack/platform/docker/type/ContainerReferenceTests.java lines 29–63

class ContainerReferenceTests {

	@Test
	void ofCreatesInstance() {
		ContainerReference reference = ContainerReference
			.of("92691aec176333f7ae890de9aaeeafef11166efcaa3908edf83eb44a5c943781");
		assertThat(reference).hasToString("92691aec176333f7ae890de9aaeeafef11166efcaa3908edf83eb44a5c943781");
	}

	@Test
	@SuppressWarnings("NullAway") // Test null check
	void ofWhenNullThrowsException() {
		assertThatIllegalArgumentException().isThrownBy(() -> ContainerReference.of(null))
			.withMessage("'value' must not be empty");
	}

	@Test
	void ofWhenEmptyThrowsException() {
		assertThatIllegalArgumentException().isThrownBy(() -> ContainerReference.of(""))
			.withMessage("'value' must not be empty");
	}

	@Test
	void hashCodeAndEquals() {
		ContainerReference r1 = ContainerReference
			.of("92691aec176333f7ae890de9aaeeafef11166efcaa3908edf83eb44a5c943781");
		ContainerReference r2 = ContainerReference
			.of("92691aec176333f7ae890de9aaeeafef11166efcaa3908edf83eb44a5c943781");
		ContainerReference r3 = ContainerReference
			.of("02691aec176333f7ae890de9aaeeafef11166efcaa3908edf83eb44a5c943781");
		assertThat(r1).hasSameHashCodeAs(r2);
		assertThat(r1).isEqualTo(r1).isEqualTo(r2).isNotEqualTo(r3);
	}

}