ConditionalOnMissingClassTests Class — spring-boot Architecture

Source Code

core/spring-boot-autoconfigure/src/test/java/org/springframework/boot/autoconfigure/condition/ConditionalOnMissingClassTests.java lines 32–84

class ConditionalOnMissingClassTests {

	private final AnnotationConfigApplicationContext context = new AnnotationConfigApplicationContext();

	@Test
	void testVanillaOnClassCondition() {
		this.context.register(BasicConfiguration.class, FooConfiguration.class);
		this.context.refresh();
		assertThat(this.context.containsBean("bar")).isFalse();
		assertThat(this.context.getBean("foo")).isEqualTo("foo");
	}

	@Test
	void testMissingOnClassCondition() {
		this.context.register(MissingConfiguration.class, FooConfiguration.class);
		this.context.refresh();
		assertThat(this.context.containsBean("bar")).isTrue();
		assertThat(this.context.getBean("foo")).isEqualTo("foo");
	}

	@Configuration(proxyBeanMethods = false)
	@ConditionalOnMissingClass("org.springframework.boot.autoconfigure.condition.ConditionalOnMissingClassTests")
	static class BasicConfiguration {

		@Bean
		String bar() {
			return "bar";
		}

	}

	@Configuration(proxyBeanMethods = false)
	@ConditionalOnMissingClass("FOO")
	static class MissingConfiguration {

		@Bean
		String bar() {
			return "bar";
		}

	}

	@Configuration(proxyBeanMethods = false)
	static class FooConfiguration {

		@Bean
		String foo() {
			return "foo";
		}

	}

}