package com.github.dockerjava.core.command;

import static com.github.dockerjava.utils.TestUtils.getVersion;

import static com.github.dockerjava.utils.TestUtils.isSwarm;

import static org.hamcrest.MatcherAssert.assertThat;

import static org.hamcrest.Matchers.isEmptyOrNullString;

import static org.hamcrest.Matchers.not;

import java.io.InputStream;

import java.lang.reflect.Method;

import com.github.dockerjava.core.RemoteApiVersion;

import com.github.dockerjava.utils.TestUtils;

import org.testng.ITestResult;

import org.testng.SkipException;

import org.testng.annotations.AfterMethod;

import org.testng.annotations.AfterTest;

import org.testng.annotations.BeforeMethod;

import org.testng.annotations.BeforeTest;

import org.testng.annotations.Test;

import com.github.dockerjava.api.exception.NotFoundException;

import com.github.dockerjava.api.command.CreateContainerResponse;

import com.github.dockerjava.client.AbstractDockerClientTest;

@Test(groups = "integration")

public class CopyFileFromContainerCmdImplTest extends AbstractDockerClientTest {

@BeforeTest

public void beforeTest() throws Exception {

super.beforeTest();

}

@AfterTest

public void afterTest() {

super.afterTest();

}

@BeforeMethod

public void beforeMethod(Method method) {

super.beforeMethod(method);

}

@AfterMethod

public void afterMethod(ITestResult result) {

super.afterMethod(result);

}

@Test

public void copyFromContainer() throws Exception {

if (getVersion(dockerClient).isGreaterOrEqual(RemoteApiVersion.VERSION_1_24)) {

throw new SkipException("Doesn't work since 1.24");

}

//FIXME swarm

if (isSwarm(dockerClient)) throw new SkipException("FIXME Swarm");

// TODO extract this into a shared method

CreateContainerResponse container = dockerClient.createContainerCmd("busybox")

.withName("docker-java-itest-copyFromContainer").withCmd("touch", "/copyFromContainer").exec();

LOG.info("Created container: {}", container);

assertThat(container.getId(), not(isEmptyOrNullString()));

dockerClient.startContainerCmd(container.getId()).exec();

InputStream response = dockerClient.copyFileFromContainerCmd(container.getId(), "/copyFromContainer").exec();

Boolean bytesAvailable = response.available() > 0;

assertTrue(bytesAvailable, "The file was not copied from the container.");

// read the stream fully. Otherwise, the underlying stream will not be closed.

String responseAsString = asString(response);

assertNotNull(responseAsString);

assertTrue(responseAsString.length() > 0);

}

@Test(expectedExceptions = NotFoundException.class)

public void copyFromNonExistingContainer() throws Exception {

dockerClient.copyFileFromContainerCmd("non-existing", "/test").exec();

}

}