AutoConfigurationMetadataLoaderTests Class — spring-boot Architecture

Source Code

core/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/AutoConfigurationMetadataLoaderTests.java lines 32–105

@WithResource(name = "metadata.properties", content = """
		test=
		test.string=abc
		test.int=123
		test.set=a,b,b,c
		""")
class AutoConfigurationMetadataLoaderTests {

	@Test
	void loadShouldLoadProperties() {
		assertThat(load()).isNotNull();
	}

	@Test
	void wasProcessedWhenProcessedShouldReturnTrue() {
		assertThat(load().wasProcessed("test")).isTrue();
	}

	@Test
	void wasProcessedWhenNotProcessedShouldReturnFalse() {
		assertThat(load().wasProcessed("testx")).isFalse();
	}

	@Test
	void getIntegerShouldReturnValue() {
		assertThat(load().getInteger("test", "int")).isEqualTo(123);
	}

	@Test
	void getIntegerWhenMissingShouldReturnNull() {
		assertThat(load().getInteger("test", "intx")).isNull();
	}

	@Test
	void getIntegerWithDefaultWhenMissingShouldReturnDefault() {
		assertThat(load().getInteger("test", "intx", 345)).isEqualTo(345);
	}

	@Test
	void getSetShouldReturnValue() {
		assertThat(load().getSet("test", "set")).containsExactly("a", "b", "c");
	}

	@Test
	void getSetWhenMissingShouldReturnNull() {
		assertThat(load().getSet("test", "setx")).isNull();
	}

	@Test
	void getSetWithDefaultWhenMissingShouldReturnDefault() {
		assertThat(load().getSet("test", "setx", Collections.singleton("x"))).containsExactly("x");
	}

	@Test
	void getShouldReturnValue() {
		assertThat(load().get("test", "string")).isEqualTo("abc");
	}

	@Test
	void getWhenMissingShouldReturnNull() {
		assertThat(load().get("test", "stringx")).isNull();
	}

	@Test
	void getWithDefaultWhenMissingShouldReturnDefault() {
		assertThat(load().get("test", "stringx", "xyz")).isEqualTo("xyz");
	}

	private AutoConfigurationMetadata load() {
		ClassLoader classLoader = Thread.currentThread().getContextClassLoader();
		return AutoConfigurationMetadataLoader.loadMetadata(classLoader, "metadata.properties");
	}

}