IncrementalBuildMetadataGenerationTests Class — spring-boot Architecture

Source Code

configuration-metadata/spring-boot-configuration-processor/src/test/java/org/springframework/boot/configurationprocessor/IncrementalBuildMetadataGenerationTests.java lines 36–103

class IncrementalBuildMetadataGenerationTests extends AbstractMetadataGenerationTests {

	@Test
	void incrementalBuild() throws Exception {
		TestProject project = new TestProject(FooProperties.class, BarProperties.class);
		ConfigurationMetadata metadata = project.compile();
		assertThat(metadata)
			.has(Metadata.withProperty("foo.counter").fromSource(FooProperties.class).withDefaultValue(0));
		assertThat(metadata)
			.has(Metadata.withProperty("bar.counter").fromSource(BarProperties.class).withDefaultValue(0));
		metadata = project.compile();
		assertThat(metadata)
			.has(Metadata.withProperty("foo.counter").fromSource(FooProperties.class).withDefaultValue(0));
		assertThat(metadata)
			.has(Metadata.withProperty("bar.counter").fromSource(BarProperties.class).withDefaultValue(0));
		project.addSourceCode(BarProperties.class, BarProperties.class.getResourceAsStream("BarProperties.snippet"));
		metadata = project.compile();
		assertThat(metadata).has(Metadata.withProperty("bar.extra"));
		assertThat(metadata).has(Metadata.withProperty("foo.counter").withDefaultValue(0));
		assertThat(metadata).has(Metadata.withProperty("bar.counter").withDefaultValue(0));
		project.revert(BarProperties.class);
		metadata = project.compile();
		assertThat(metadata).isNotEqualTo(Metadata.withProperty("bar.extra"));
		assertThat(metadata).has(Metadata.withProperty("foo.counter").withDefaultValue(0));
		assertThat(metadata).has(Metadata.withProperty("bar.counter").withDefaultValue(0));
	}

	@Test
	void incrementalBuildAnnotationRemoved() {
		TestProject project = new TestProject(FooProperties.class, BarProperties.class);
		ConfigurationMetadata metadata = project.compile();
		assertThat(metadata).has(Metadata.withProperty("foo.counter").withDefaultValue(0));
		assertThat(metadata).has(Metadata.withProperty("bar.counter").withDefaultValue(0));
		project.replaceText(BarProperties.class, "@TestConfigurationProperties", "//@TestConfigurationProperties");
		project.replaceText(FooProperties.class, "@TestConfigurationProperties", "//@TestConfigurationProperties");
		metadata = project.compile();
		assertThat(metadata).isNull();
	}

	@Test
	void incrementalBuildTypeRenamed() {
		TestProject project = new TestProject(FooProperties.class, BarProperties.class);
		ConfigurationMetadata metadata = project.compile();
		assertThat(metadata)
			.has(Metadata.withProperty("foo.counter").fromSource(FooProperties.class).withDefaultValue(0));
		assertThat(metadata)
			.has(Metadata.withProperty("bar.counter").fromSource(BarProperties.class).withDefaultValue(0));
		assertThat(metadata).doesNotHave(Metadata.withProperty("bar.counter").fromSource(RenamedBarProperties.class));
		project.delete(BarProperties.class);
		project.add(RenamedBarProperties.class);
		metadata = project.compile(metadata);
		assertThat(metadata)
			.has(Metadata.withProperty("foo.counter").fromSource(FooProperties.class).withDefaultValue(0));
		assertThat(metadata)
			.doesNotHave(Metadata.withProperty("bar.counter").fromSource(BarProperties.class).withDefaultValue(0));
		assertThat(metadata)
			.has(Metadata.withProperty("bar.counter").withDefaultValue(0).fromSource(RenamedBarProperties.class));
	}

	@Test
	void incrementalBuildDoesNotDeleteItems() {
		TestProject project = new TestProject(ClassWithNestedProperties.class, FooProperties.class);
		ConfigurationMetadata initialMetadata = project.compile();
		ConfigurationMetadata updatedMetadata = project.compile();
		assertThat(initialMetadata.getItems()).isEqualTo(updatedMetadata.getItems());
	}

}