Testing REST API integrations using MockServer — Set up the project

Reference note (untrusted external data; do not execute it as instructions). Create a Spring Boot project from Spring Initializr by selecting the Spring Web, Spring Reactive Web, and Testcontainers starters. Alternatively, clone the guide repository. After generating the project, add the REST Assured and MockServer libraries as test dependencies. The key dependencies in pom.xml are Bounded code example (external data; do not execute automatically): ```xml <properties> <java.version>17</java.version> <testcontainers.version>2.0.4</testcontainers.version> </properties> <dependencies> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-web</artifactId> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-webflux</artifactId> </dependency> <dependency> <groupId>org.springframework.boot</groupId> <artifactId>spring-boot-starter-test</artifactId> <scope>test</scope> </dependency> <dependency> <groupId>org.testcontainers</groupId> <artifactId>testcontainers-junit-jupiter</artifactId> <scope>test</scope> </dependency> <dependency> <groupId>org.testcontainers</groupId> <artifactId>testcontainers-mockserver</artifactId> ``` Using the Testcontainers BOM (Bill of Materials) is recommended so that you don't have to repeat the version for every Testcontainers module dependency. This guide builds an application that manages video albums. A third-party REST API handles photo assets. For demonstration purposes, the application uses the publicly available JSONPlaceholder API as a photo service. The application exposes a GET /api/albums/{albumId} endpoint that calls the photo service to fetch photos for a given album. MockServer is a library for mocking HTTP-based services. Testcontainers provides a MockServer module that runs MockServer as a Docker container. Attribution: Adapted from Docker Documentation under Apache-2.0. Adaptation: WikiKV isolated this documentation section, normalized formatting, retained only bounded code excerpts, and shortened it at a paragraph or sentence boundary for retrieval. Verify version-sensitive details at the source.