NotConstructorBoundInjectionFailureAnalyzerTests Class — spring-boot Architecture

Source Code

core/spring-boot/src/test/java/org/springframework/boot/context/properties/NotConstructorBoundInjectionFailureAnalyzerTests.java lines 38–129

class NotConstructorBoundInjectionFailureAnalyzerTests {

	private final NotConstructorBoundInjectionFailureAnalyzer analyzer = new NotConstructorBoundInjectionFailureAnalyzer();

	@Test
	void failureAnalysisForConfigurationPropertiesThatShouldHaveBeenConstructorBound() {
		FailureAnalysis analysis = analyzeFailure(
				createFailure(ShouldHaveUsedConstructorBindingPropertiesConfiguration.class));
		assertThat(analysis).isNotNull();
		assertThat(analysis.getDescription()).isEqualTo(ConstructorBoundProperties.class.getSimpleName()
				+ " is annotated with @" + ConstructorBinding.class.getSimpleName()
				+ " but it is defined as a regular bean which caused dependency injection to fail.");
		assertThat(analysis.getAction())
			.isEqualTo("Update your configuration so that " + ConstructorBoundProperties.class.getSimpleName()
					+ " is defined via @" + ConfigurationPropertiesScan.class.getSimpleName() + " or @"
					+ EnableConfigurationProperties.class.getSimpleName() + ".");
	}

	@Test
	void failureAnalysisForNonConstructorBoundProperties() {
		FailureAnalysis analysis = analyzeFailure(createFailure(JavaBeanBoundPropertiesConfiguration.class));
		assertThat(analysis).isNull();
	}

	private @Nullable FatalBeanException createFailure(Class<?> config) {
		try (AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext()) {
			context.register(config);
			context.refresh();
			return null;
		}
		catch (FatalBeanException ex) {
			return ex;
		}
	}

	private @Nullable FailureAnalysis analyzeFailure(@Nullable Exception failure) {
		assertThat(failure).isNotNull();
		FailureAnalysis analysis = this.analyzer.analyze(failure);
		if (analysis != null) {
			new LoggingFailureAnalysisReporter().report(analysis);
		}
		return analysis;
	}

	@ConfigurationProperties("test")
	static class ConstructorBoundProperties {

		private final String name;

		ConstructorBoundProperties(String name) {
			this.name = name;
		}

		String getName() {
			return this.name;
		}

	}

	@Configuration(proxyBeanMethods = false)
	@Import(ConstructorBoundProperties.class)
	static class ShouldHaveUsedConstructorBindingPropertiesConfiguration {

	}

	@ConfigurationProperties("test")
	static class JavaBeanBoundProperties {

		private @Nullable String name;

		@Autowired
		JavaBeanBoundProperties(String dependency) {

		}

		@Nullable String getName() {
			return this.name;
		}

		void setName(@Nullable String name) {
			this.name = name;
		}

	}

	@Configuration(proxyBeanMethods = false)
	@Import(JavaBeanBoundProperties.class)
	static class JavaBeanBoundPropertiesConfiguration {

	}

}