Add DynamicPropertyRegistryIntegrationTests

Author: rwinch

spring-boot-testjars/src/test/java/org/springframework/experimental/boot/test/context/DynamicPropertyRegistryIntegrationTests.java

@@ -0,0 +1,131 @@
+/*
+ * Copyright 2002-2024 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.springframework.experimental.boot.test.context;
+
+import org.junit.jupiter.api.Test;
+
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.context.annotation.Import;
+import org.springframework.core.env.ConfigurableEnvironment;
+import org.springframework.core.env.Environment;
+import org.springframework.test.context.DynamicPropertyRegistry;
+import org.springframework.test.context.TestPropertySource;
+import org.springframework.test.context.junit.jupiter.SpringJUnitConfig;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Integration tests for {@link DynamicPropertyRegistry} bean support.
+ *
+ * @author Sam Brannen
+ * @since 6.2
+ */
+@SpringJUnitConfig
+@TestPropertySource(properties = "api.url: https://example.com/test")
+class DynamicPropertyRegistryIntegrationTests {
+
+	private static final String API_URL = "api.url";
+
+	@Test
+	void dynamicPropertySourceOverridesTestPropertySource(@Autowired ConfigurableEnvironment env) {
+		assertThat(env.getProperty(API_URL)).isEqualTo("https://example.com/dynamic");
+	}
+
+	@Test
+	void environmentInjectedServiceCanRetrieveDynamicProperty(@Autowired EnvironmentInjectedService service) {
+		assertThat(service.getApiUrl()).isEqualTo("https://example.com/dynamic");
+	}
+
+	@Test
+	void dependentServiceReceivesDynamicProperty(@Autowired DependentService service) {
+		assertThat(service.getApiUrl()).isEqualTo("https://example.com/dynamic");
+	}
+
+	@Configuration
+	@Import({ EnvironmentInjectedService.class, ValueInjectedService.class })
+	@EnableDynamicProperty
+	static class Config {
+
+		@Bean
+		DependentService dependentService() {
+			return new DependentService();
+		}
+
+		@Bean
+		@DynamicProperty(name = "api.url", value = "url")
+		ApiServer apiServer() {
+			ApiServer apiServer = new ApiServer();
+			return apiServer;
+		}
+
+	}
+
+	static class EnvironmentInjectedService {
+
+		private final Environment env;
+
+		EnvironmentInjectedService(Environment env) {
+			this.env = env;
+		}
+
+		String getApiUrl() {
+			return this.env.getProperty(API_URL);
+		}
+
+	}
+
+	static class DependentService {
+
+		private String apiUrl;
+
+		@Autowired
+		void setApiUrl(@Value("${api.url}") String apiUrl) {
+			this.apiUrl = apiUrl;
+		}
+
+		String getApiUrl() {
+			return this.apiUrl;
+		}
+
+	}
+
+	static class ValueInjectedService {
+
+		private final String apiUrl;
+
+		ValueInjectedService(@Value("${api.url}") String apiUrl) {
+			this.apiUrl = apiUrl;
+		}
+
+		String getApiUrl() {
+			return this.apiUrl;
+		}
+
+	}
+
+	public static class ApiServer {
+
+		public String getUrl() {
+			return "https://example.com/dynamic";
+		}
+
+	}
+
+}