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How to use testExecInContainer method of org.testcontainers.junit.GenericContainerRuleTest class

Best Testcontainers-java code snippet using org.testcontainers.junit.GenericContainerRuleTest.testExecInContainer

Source:GenericContainerRuleTest.java

...205            return GenericContainerRuleTest.redis.getMappedPort(666);206        });207    }208    @Test209    public void testExecInContainer() throws Exception {210        // The older "lxc" execution driver doesn't support "exec". At the time of writing (2016/03/29),211        // that's the case for CircleCI.212        // Once they resolve the issue, this clause can be removed.213        Assume.assumeTrue(TestEnvironment.dockerExecutionDriverSupportsExec());214        final GenericContainer.ExecResult result = GenericContainerRuleTest.redis.execInContainer("redis-cli", "role");215        assertTrue("Output for \"redis-cli role\" command should start with \"master\"", result.getStdout().startsWith("master"));216        assertEquals("Stderr for \"redis-cli role\" command should be empty", "", result.getStderr());217        // We expect to reach this point for modern Docker versions.218    }219    @Test220    public void extraHostTest() throws IOException {221        BufferedReader br = getReaderForContainerPort80(GenericContainerRuleTest.alpineExtrahost);222        // read hosts file from container223        StringBuffer hosts = new StringBuffer();...

testExecInContainer

Using AI Code Generation

1public class GenericContainerRuleTest {2    public GenericContainerRule container = new GenericContainerRule(new GenericContainer("alpine:3.3")3            .withCommand("sh", "-c", "while true; do echo hello world; sleep 1; done")4    );5    public void testExecInContainer() throws Exception {6        String result = container.execInContainer("echo", "hello world");7        assertEquals("hello world8", result);9    }10}11[INFO] --- maven-clean-plugin:2.5:clean (default-clean) @ testcontainers ---12[INFO] --- maven-resources-plugin:2.6:resources (default-resources) @ testcontainers ---13[INFO] --- maven-compiler-plugin:3.1:compile (default-compile) @ testcontainers ---14[INFO] --- maven-resources-plugin:2.6:testResources (default-testResources) @ testcontainers ---15[INFO] --- maven-compiler-plugin:3.1:testCompile (default-testCompile) @ testcontainers ---16[INFO] --- maven-surefire-plugin:2.18.1:test (default-test) @ testcontainers ---

testExecInContainer

Using AI Code Generation

1import org.testcontainers.containers.GenericContainer;2import org.testcontainers.containers.wait.strategy.Wait;3import org.testcontainers.utility.MountableFile;4public class GenericContainerRuleTest {5    public static void main(String[] args) {6        GenericContainer container = new GenericContainer("alpine:3.7")7                .withExposedPorts(80)8                .waitingFor(Wait.forHttp("/"))9                .withCopyFileToContainer(MountableFile.forClasspathResource("test-resource.txt"), "/test-resource.txt");10        container.start();11        String result = container.execInContainer("cat", "/test-resource.txt").getStdout();12        System.out.println(result);13        container.stop();14    }15}

testExecInContainer

Using AI Code Generation

1    public void testExecInContainer() {2        try (GenericContainer container = new GenericContainer("alpine:3.3")3                .withCommand("top")) {4            container.start();5            ExecResult result = container.execInContainer("sh", "-c", "echo", "hello world");6            assertThat(result.getStdout(), containsString("hello world"));7        }8    }9}10The testExecInContainer() method is also annotated with the @Test annotation. This annotation indicates that the method is a test method. The testExecInContainer() method is also annotated with the @Rule annotation. This annotation indicates that the method is a test rule. The testExecInContainer() method

testExecInContainer

Using AI Code Generation

1public void testExecInContainer() throws IOException, InterruptedException {2    try (3        GenericContainer container = new GenericContainer("alpine:3.5")4            .withCommand("top")5            .waitingFor(Wait.forLogMessage(".*load average.*", 1))6    ) {7        container.start();8        String result = container.execInContainer("sh", "-c", "cat /proc/loadavg").getStdout();9        assertTrue(result.length() > 0);10    }11}

testExecInContainer

Using AI Code Generation

1public void testExecInContainer() throws IOException, InterruptedException {2    GenericContainer container = new GenericContainer("alpine:3.3")3        .withCommand("tail", "-f", "/dev/null")4        .withExposedPorts(80);5    container.start();6    String result = container.execInContainer("cat", "/etc/issue").getStdout();7    assertThat(result, containsString("Alpine Linux"));8    container.stop();9}10public void testExecInContainer() throws IOException, InterruptedException {11    GenericContainer container = new GenericContainer("alpine:3.3")12        .withCommand("tail", "-f", "/dev/null")13        .withExposedPorts(80);14    container.start();15    String result = container.execInContainer("cat", "/etc/issue").getStdout();16    assertThat(result, containsString("Alpine Linux"));17    container.stop();18}19public void testExecInContainer() throws IOException, InterruptedException {20    GenericContainer container = new GenericContainer("alpine:3.3")21        .withCommand("tail", "-f", "/dev/null")22        .withExposedPorts(80);23    container.start();24    String result = container.execInContainer("cat", "/etc/issue").getStdout();25    assertThat(result, containsString("Alpine Linux"));26    container.stop();27}28public void testExecInContainer() throws IOException, InterruptedException {29    GenericContainer container = new GenericContainer("alpine:3.3")30        .withCommand("tail", "-f", "/dev/null")31        .withExposedPorts(80);32    container.start();33    String result = container.execInContainer("cat", "/etc/issue").getStdout();34    assertThat(result, containsString("Alpine Linux"));

testExecInContainer

Using AI Code Generation

1    public void testExecInContainer() throws Exception {2        String containerId = container.getContainerId();3        String execCommand = "sh -c 'echo \"Hello World\"'";4        String expectedOutput = "Hello World";5        ExecResult execResult = container.execInContainer(execCommand.split(" "));6        assertThat(execResult.getStdout()).isEqualTo(expectedOutput);7        assertThat(execResult.getStderr()).isEmpty();8        assertThat(execResult.getExitCode()).isEqualTo(0);9    }10    public void testExecInContainerWithOutputConsumer() throws Exception {11        String containerId = container.getContainerId();12        String execCommand = "sh -c 'echo \"Hello World\"'";13        String expectedOutput = "Hello World";14        StringBuilder output = new StringBuilder();15        ExecResult execResult = container.execInContainer(execCommand.split(" "), output::append);16        assertThat(execResult.getStdout()).isEqualTo(expectedOutput);17        assertThat(execResult.getStderr()).isEmpty();18        assertThat(execResult.getExitCode()).isEqualTo(0);19        assertThat(output.toString()).isEqualTo(expectedOutput + "20");21    }22    public void testExecInContainerWithOutputConsumerAndErrorConsumer() throws Exception {23        String containerId = container.getContainerId();24        String execCommand = "sh -c 'echo \"Hello World\"; echo \"Hello Error\" 1>&2; exit 1'";25        String expectedOutput = "Hello World";26        String expectedError = "Hello Error";27        StringBuilder output = new StringBuilder();28        StringBuilder error = new StringBuilder();29        ExecResult execResult = container.execInContainer(execCommand.split(" "), output::append, error::append);30        assertThat(execResult.getStdout()).isEqualTo(expectedOutput);31        assertThat(execResult.getStderr()).isEqualTo(expectedError);32        assertThat(execResult.getExitCode()).isEqualTo(1);33        assertThat(output.toString()).isEqualTo(expectedOutput + "34");35        assertThat(error.toString()).isEqualTo(expectedError + "36");37    }

testExecInContainer

Using AI Code Generation

1import org.junit.Rule;2import org.junit.Test;3import org.testcontainers.containers.GenericContainer;4import org.testcontainers.containers.output.OutputFrame;5import org.testcontainers.containers.output.WaitingConsumer;6import org.testcontainers.junit.GenericContainerRule;7import java.util.concurrent.TimeUnit;8import static org.rnorth.visibleassertions.VisibleAssertions.assertEquals;9public class TestExecInContainer {10    public GenericContainerRule container = new GenericContainerRule(11            new GenericContainer("alpine:3.7")12                    .withCommand("sleep", "3600")13    );14    public void testExecInContainer() throws Exception {15        String[] command = {"echo", "hello world"};16        WaitingConsumer waitingConsumer = new WaitingConsumer();17        container.getContainer().execInContainer(command).getStdout().forEach(waitingConsumer);18        OutputFrame frame = waitingConsumer.waitUntil(frame1 -> frame1.getUtf8String().contains("hello world"), 10, TimeUnit.SECONDS);19        assertEquals("hello world20", frame.getUtf8String());21    }22}

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