ConfigDataEnvironmentPostProcessorImportCombinedWithProfileSpecificIntegrationTests Class — spring-boot Architecture

Source Code

core/spring-boot/src/test/java/org/springframework/boot/context/config/ConfigDataEnvironmentPostProcessorImportCombinedWithProfileSpecificIntegrationTests.java lines 49–142

@WithResource(name = "application.properties", content = """
		spring.config.import=icwps:
		prop=fromfile
		""")
@WithResource(name = "application-prod.properties", content = "prop=fromprofilefile")
@WithResource(name = "META-INF/spring.factories",
		content = """
				org.springframework.boot.context.config.ConfigDataLoader=\
				org.springframework.boot.context.config.ConfigDataEnvironmentPostProcessorImportCombinedWithProfileSpecificIntegrationTests.Loader
				org.springframework.boot.context.config.ConfigDataLocationResolver=\
				org.springframework.boot.context.config.ConfigDataEnvironmentPostProcessorImportCombinedWithProfileSpecificIntegrationTests.LocationResolver
				""")
class ConfigDataEnvironmentPostProcessorImportCombinedWithProfileSpecificIntegrationTests {

	private SpringApplication application;

	@TempDir
	@SuppressWarnings("NullAway.Init")
	public File temp;

	@BeforeEach
	void setup() {
		this.application = new SpringApplication(Config.class);
		this.application.setWebApplicationType(WebApplicationType.NONE);
	}

	@Test
	void testWithoutProfile() {
		ConfigurableApplicationContext context = this.application.run();
		String value = context.getEnvironment().getProperty("prop");
		assertThat(value).isEqualTo("fromicwps1");
	}

	@Test
	void testWithProfile() {
		ConfigurableApplicationContext context = this.application.run("--spring.profiles.active=prod");
		String value = context.getEnvironment().getProperty("prop");
		assertThat(value).isEqualTo("fromicwps2");
	}

	static class LocationResolver implements ConfigDataLocationResolver<Resource> {

		@Override
		public boolean isResolvable(ConfigDataLocationResolverContext context, ConfigDataLocation location) {
			return location.hasPrefix("icwps:");
		}

		@Override
		public List<Resource> resolve(ConfigDataLocationResolverContext context, ConfigDataLocation location) {
			return Collections.emptyList();
		}

		@Override
		public List<Resource> resolveProfileSpecific(ConfigDataLocationResolverContext context,
				ConfigDataLocation location, Profiles profiles) {
			return Collections.singletonList(new Resource(profiles));
		}

	}

	static class Loader implements ConfigDataLoader<Resource> {

		@Override
		public ConfigData load(ConfigDataLoaderContext context, Resource resource) throws IOException {
			List<PropertySource<?>> propertySources = new ArrayList<>();
			Map<PropertySource<?>, Options> propertySourceOptions = new HashMap<>();
			propertySources.add(new MapPropertySource("icwps1", Collections.singletonMap("prop", "fromicwps1")));
			if (resource.profiles.isAccepted("prod")) {
				MapPropertySource profileSpecificPropertySource = new MapPropertySource("icwps2",
						Collections.singletonMap("prop", "fromicwps2"));
				propertySources.add(profileSpecificPropertySource);
				propertySourceOptions.put(profileSpecificPropertySource, Options.of(Option.PROFILE_SPECIFIC));
			}
			return new ConfigData(propertySources, propertySourceOptions::get);
		}

	}

	private static class Resource extends ConfigDataResource {

		private final Profiles profiles;

		Resource(Profiles profiles) {
			this.profiles = profiles;
		}

		@Override
		public String toString() {
			return "icwps:";
		}

	}

}