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Add tests
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‎.github/workflows/check-build.yml‎

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@@ -48,7 +48,7 @@ jobs:
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${{ runner.os }}-mvn-build-
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- name: Build with Maven
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run: ./mvnw -B clean package
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run: ./mvnw -B clean package -P run-integration-tests
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- name: Check for uncommited changes
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run: |

‎mailpit-java-client-demo/src/main/java/software/xdev/Application.java‎

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package software.xdev;
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public final class Application
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{
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@SuppressWarnings("PMD.SystemPrintln")
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public static void main(final String[] args)
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{
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System.out.println("Please have a look at the tests");
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}
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private Application()
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{
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}
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}

‎mailpit-java-client/pom.xml‎

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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
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<slf4j-version>2.0.17</slf4j-version>
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<log4j-version>2.25.2</log4j-version>
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<skipTests>true</skipTests>
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<generatedDirRelative>src/generated/java</generatedDirRelative>
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<!-- Ignore generated code -->
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<artifactId>jakarta.annotation-api</artifactId>
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<version>3.0.0</version>
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</dependency>
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<!-- Tests -->
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<!-- Logging -->
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<dependency>
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<groupId>org.slf4j</groupId>
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<artifactId>slf4j-api</artifactId>
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<version>${slf4j-version}</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.slf4j</groupId>
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<artifactId>jul-to-slf4j</artifactId>
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<version>${slf4j-version}</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.apache.logging.log4j</groupId>
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<artifactId>log4j-core</artifactId>
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<version>${log4j-version}</version>
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<scope>test</scope>
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</dependency>
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<dependency>
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<groupId>org.apache.logging.log4j</groupId>
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<artifactId>log4j-slf4j2-impl</artifactId>
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<version>${log4j-version}</version>
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<scope>test</scope>
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</dependency>
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<!-- JUnit -->
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<dependency>
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<groupId>org.junit.jupiter</groupId>
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<artifactId>junit-jupiter</artifactId>
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<version>6.0.1</version>
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<scope>test</scope>
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</dependency>
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<!-- Testcontainers -->
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<dependency>
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<groupId>org.testcontainers</groupId>
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<artifactId>testcontainers</artifactId>
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<version>2.0.1</version>
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<scope>test</scope>
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</dependency>
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<!-- Sending mails -->
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<dependency>
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<groupId>org.simplejavamail</groupId>
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<artifactId>simple-java-mail</artifactId>
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<version>8.12.6</version>
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<scope>test</scope>
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</dependency>
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</dependencies>
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<build>
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</execution>
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</executions>
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</plugin>
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<plugin>
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<groupId>org.apache.maven.plugins</groupId>
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<artifactId>maven-surefire-plugin</artifactId>
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<version>3.5.4</version>
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<configuration>
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<skipTests>${skipTests}</skipTests>
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</configuration>
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</plugin>
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</plugins>
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</build>
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<profiles>
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<profile>
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<id>run-integration-tests</id>
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<properties>
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<skipTests>false</skipTests>
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</properties>
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</profile>
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<profile>
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<id>publish</id>
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<build>

‎mailpit-java-client/src/test/java/software/xdev/mailpit/SimpleTest.java‎

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package software.xdev.mailpit;
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import static org.junit.jupiter.api.Assertions.assertEquals;
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import java.time.Duration;
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import java.util.List;
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import java.util.Map;
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import org.apache.hc.client5.http.config.ConnectionConfig;
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import org.apache.hc.client5.http.impl.classic.HttpClientBuilder;
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import org.apache.hc.client5.http.impl.io.PoolingHttpClientConnectionManagerBuilder;
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import org.apache.hc.core5.util.Timeout;
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import org.junit.jupiter.api.Assertions;
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import org.junit.jupiter.api.Test;
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import org.simplejavamail.api.mailer.Mailer;
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import org.simplejavamail.api.mailer.config.TransportStrategy;
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import org.simplejavamail.email.EmailBuilder;
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import org.simplejavamail.mailer.MailerBuilder;
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import software.xdev.mailpit.api.MessagesApi;
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import software.xdev.mailpit.client.ApiClient;
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import software.xdev.mailpit.container.MailpitContainer;
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import software.xdev.mailpit.model.Address;
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import software.xdev.mailpit.model.MessageSummary;
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class SimpleTest
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{
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@Test
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void check()
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{
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final String user = "[email protected]";
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final String pw = "test";
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try(final MailpitContainer mailpitContainer = new MailpitContainer()
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.allowInsecure()
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.withSmtpAuth(Map.of(user, pw)))
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{
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mailpitContainer.start();
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final String to = "[email protected]";
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final String subject = "Test Subject";
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final String plainText = "Test Plain Text";
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try(final Mailer mailer = MailerBuilder.withSMTPServer(
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mailpitContainer.getHost(),
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mailpitContainer.getMappedPort(MailpitContainer.SMTP_PORT),
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user,
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pw)
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.withTransportStrategy(TransportStrategy.SMTP)
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.buildMailer())
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{
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mailer.sendMail(
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EmailBuilder.startingBlank()
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.from(user)
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.to(to)
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.withSubject(subject)
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.withPlainText(plainText)
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.buildEmail());
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}
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catch(final Exception ex)
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{
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Assertions.fail(ex);
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}
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final ApiClient apiClient = createApiClient(mailpitContainer);
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final List<MessageSummary> messages = new MessagesApi(apiClient)
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.getMessagesParams(null, null)
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.getMessages();
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assertEquals(1, messages.size());
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final MessageSummary message = messages.stream().findFirst().orElseThrow();
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Assertions.assertAll(
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() -> assertEquals(user, message.getFrom().getAddress()),
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() -> assertEquals(to, message.getTo().stream().findFirst().map(Address::getAddress).orElse(null)),
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() -> assertEquals(subject, message.getSubject()),
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() -> assertEquals(plainText, message.getSnippet())
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);
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}
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}
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private static ApiClient createApiClient(final MailpitContainer container)
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{
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final Duration defaultTimeout = Duration.ofSeconds(30);
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final ApiClient client = new ApiClient();
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client.setHttpClient(HttpClientBuilder.create()
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.setConnectionManager(PoolingHttpClientConnectionManagerBuilder.create()
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.setDefaultConnectionConfig(ConnectionConfig.custom()
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.setConnectTimeout(Timeout.of(defaultTimeout))
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.setSocketTimeout(Timeout.of(defaultTimeout))
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.build())
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.build())
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.build());
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client.setBasePath("http://" + container.getHost() + ":" + container.getMappedPort(MailpitContainer.WEB_PORT));
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return client;
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}
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}

‎mailpit-java-client/src/test/java/software/xdev/mailpit/container/MailpitContainer.java‎

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package software.xdev.mailpit.container;
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import java.util.Map;
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import java.util.stream.Collectors;
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import org.testcontainers.containers.GenericContainer;
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import org.testcontainers.utility.DockerImageName;
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public class MailpitContainer extends GenericContainer<MailpitContainer>
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{
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public static final DockerImageName DEFAULT_IMAGE = DockerImageName.parse("axllent/mailpit:v1.27");
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public static final int WEB_PORT = 8025;
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public static final int SMTP_PORT = 1025;
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public MailpitContainer()
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{
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super(DEFAULT_IMAGE);
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// Version check is not needed in tests
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this.addEnv("MP_DISABLE_VERSION_CHECK", "true");
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// Resolving client reverse dns is not needed
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this.addEnv("MP_SMTP_DISABLE_RDNS", "true");
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// Enforce CSP (only important when debugging)
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this.addEnv("MP_BLOCK_REMOTE_CSS_AND_FONTS", "true");
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this.addExposedPort(WEB_PORT);
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this.addExposedPort(SMTP_PORT);
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}
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public MailpitContainer allowInsecure()
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{
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this.addEnv("MP_SMTP_AUTH_ALLOW_INSECURE", "true");
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return this;
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}
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public MailpitContainer withSmtpAuth(final Map<String, String> usernamePasswords)
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{
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this.addEnv(
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"MP_SMTP_AUTH",
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usernamePasswords.entrySet()
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.stream()
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.map(e -> e.getKey() + ":" + e.getValue())
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.collect(Collectors.joining(" ")));
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return this;
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}
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}

‎mailpit-java-client/src/test/resources/log4j2-test.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE Configuration>
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<Configuration status="ERROR">
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<Properties>
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<Property name="consolePattern">%d{HH:mm:ss} %-5p [%t] [%-25.25c] %m %n</Property>
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</Properties>
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<Appenders>
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<Console name="stdout" target="SYSTEM_OUT">
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<PatternLayout pattern="${consolePattern}" />
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</Console>
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</Appenders>
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<Loggers>
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<Root level="INFO">
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<AppenderRef ref="stdout"/>
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</Root>
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</Loggers>
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</Configuration>

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