我试图使用JUnit (v1.16.2)实现一个测试容器 (v4.13.2)测试,以便更好地测试DAO/JPA类。我使用的是centos/PostgreSQL96-centos7正式的对接映像,我可以使用:docker run -d --name postgres -e POSTGRESQL_USER=user -e POSTGRESQL_PASSWORD=pass -e POSTGRES_DATABASE=db -p 5432:5432 centos/postgresql-96-centos7
在cmd行上运行它。在运行单元测试之前,我删除了容器,以避免对接环境中的任何冲突。然而,当我运行我的测试时,我始终会得到以下错误:
java.lang.ExceptionInInitializerError
Caused by: org.testcontainers.containers.ContainerLaunchException: Container startup failed
Caused by: org.rnorth.ducttape.RetryCountExceededException: Retry limit hit with exception
Caused by: org.testcontainers.containers.ContainerLaunchException: Could not create/start container
Caused by: java.lang.IllegalStateException: Container exited with code 2
我尝试将超时值增加到5分钟,并将其简化为JUnit4测试模式(以避免运行混合测试环境),但没有效果。我只包含抽象类的代码,因为它在调用POSTGRESQL_CONTAINER.start()
之前抛出异常。
public abstract class AbstractRdbmsTest {
private static final String DOCKER_IMAGE_NAME = "centos/postgresql-96-centos7";
private static final String POSTGRESQL_USER = "user";
private static final String POSTGRESQL_PASSWORD = "pass";
private static final String POSTGRESQL_DATABASE = "db";
protected static final PostgreSQLContainer POSTGRESQL_CONTAINER;
static {
DockerImageName imgName = DockerImageName.parse(DOCKER_IMAGE_NAME).asCompatibleSubstituteFor("postgres");
POSTGRESQL_CONTAINER = (PostgreSQLContainer) new PostgreSQLContainer(imgName)
.withDatabaseName(POSTGRESQL_DATABASE)
.withUsername(POSTGRESQL_USER)
.withPassword(POSTGRESQL_PASSWORD)
.withExposedPorts(PostgreSQLContainer.POSTGRESQL_PORT);
POSTGRESQL_CONTAINER.start();
}
}
编辑:本地Docker Env: Client/Server: Docker Engine -Communityv20.10.7
发布于 2021-12-01 19:40:00
因此,正如上文所述,问题的解决似乎有以下几点:
public abstract class AbstractRdbmsTest {
private static final String DOCKER_IMAGE_NAME = "centos/postgresql-96-centos7";
private static final String POSTGRESQL_USER = "user";
private static final String POSTGRESQL_PASSWORD = "pass";
private static final String POSTGRESQL_DATABASE = "db";
protected static final PostgreSQLContainer CONTAINER;
static {
DockerImageName imgName = DockerImageName.parse(DOCKER_IMAGE_NAME).asCompatibleSubstituteFor("postgres");
CONTAINER = (PostgreSQLContainer) new PostgreSQLContainer(imgName)
.withDatabaseName(POSTGRESQL_DATABASE)
.withUsername(POSTGRESQL_USER)
.withPassword(POSTGRESQL_PASSWORD)
.withEnv("POSTGRESQL_DATABASE", POSTGRESQL_DATABASE)
.withEnv("POSTGRESQL_USER", POSTGRESQL_USER)
.withEnv("POSTGRESQL_PASSWORD", POSTGRESQL_PASSWORD)
.withExposedPorts(PostgreSQLContainer.POSTGRESQL_PORT);
CONTAINER.setWaitStrategy(Wait.defaultWaitStrategy()
.withStartupTimeout(Duration.of(60, SECONDS)));
CONTAINER.start();
}
}
添加了正确的环境变量并更改了等待策略。请注意:显然,我使用的图像比我意识到的更不标准.官方容器可能不需要更改等待策略。
https://stackoverflow.com/questions/70187374
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