TemplateRuntimeHintsTests Class — spring-boot Architecture

Source Code

core/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/template/TemplateRuntimeHintsTests.java lines 38–69

class TemplateRuntimeHintsTests {

	private static final Predicate<RuntimeHints> TEST_PREDICATE = RuntimeHintsPredicates.resource()
		.forResource("templates/something/hello.html");

	@Test
	void templateRuntimeHintsIsRegistered() {
		Iterable<RuntimeHintsRegistrar> registrar = AotServices.factories().load(RuntimeHintsRegistrar.class);
		assertThat(registrar).anyMatch(TemplateRuntimeHints.class::isInstance);
	}

	@Test
	@WithResource(name = "templates/test.html")
	void contributeWhenTemplateLocationExists() {
		RuntimeHints runtimeHints = contribute(Thread.currentThread().getContextClassLoader());
		assertThat(TEST_PREDICATE.test(runtimeHints)).isTrue();
	}

	@Test
	void contributeWhenTemplateLocationDoesNotExist() {
		FilteredClassLoader classLoader = new FilteredClassLoader(new ClassPathResource("templates"));
		RuntimeHints runtimeHints = contribute(classLoader);
		assertThat(TEST_PREDICATE.test(runtimeHints)).isFalse();
	}

	private RuntimeHints contribute(ClassLoader classLoader) {
		RuntimeHints runtimeHints = new RuntimeHints();
		new TemplateRuntimeHints().registerHints(runtimeHints, classLoader);
		return runtimeHints;
	}

}