/*-
* -\-\-
* docker-client
* --
* Copyright (C) 2016 Spotify AB
* --
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* -/-/-
*/
package com.spotify.docker.client;
import static org.hamcrest.Matchers.contains;
import static org.hamcrest.Matchers.containsInAnyOrder;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertThat;
import com.google.common.io.Resources;
import java.io.BufferedInputStream;
import java.io.File;
import java.net.URL;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.ArrayList;
import java.util.List;
import org.apache.commons.compress.archivers.tar.TarArchiveEntry;
import org.apache.commons.compress.archivers.tar.TarArchiveInputStream;
import org.apache.commons.compress.compressors.gzip.GzipCompressorInputStream;
import org.junit.Test;
public class CompressedDirectoryTest {
@Test
public void testFile() throws Exception {
// note: Paths.get(someURL.toUri()) is the platform-neutral way to convert a URL to a Path
final URL dockerDirectory = Resources.getResource("dockerDirectory");
try (CompressedDirectory dir = CompressedDirectory.create(Paths.get(dockerDirectory.toURI()));
BufferedInputStream fileIn = new BufferedInputStream(Files.newInputStream(dir.file()));
GzipCompressorInputStream gzipIn = new GzipCompressorInputStream(fileIn);
TarArchiveInputStream tarIn = new TarArchiveInputStream(gzipIn)) {
final List<String> names = new ArrayList<>();
TarArchiveEntry entry;
while ((entry = tarIn.getNextTarEntry()) != null) {
final String name = entry.getName();
names.add(name);
}
assertThat(names,
containsInAnyOrder("Dockerfile", "bin/", "bin/date.sh",
"innerDir/", "innerDir/innerDockerfile"));
}
}
@Test
public void testFileWithIgnore() throws Exception {
// note: Paths.get(someURL.toUri()) is the platform-neutral way to convert a URL to a Path
final URL dockerDirectory = Resources.getResource("dockerDirectoryWithIgnore");
try (CompressedDirectory dir = CompressedDirectory.create(Paths.get(dockerDirectory.toURI()));
BufferedInputStream fileIn = new BufferedInputStream(Files.newInputStream(dir.file()));
GzipCompressorInputStream gzipIn = new GzipCompressorInputStream(fileIn);
TarArchiveInputStream tarIn = new TarArchiveInputStream(gzipIn)) {
final List<String> names = new ArrayList<>();
TarArchiveEntry entry;
while ((entry = tarIn.getNextTarEntry()) != null) {
final String name = entry.getName();
names.add(name);
}
assertThat(names, containsInAnyOrder("Dockerfile", "bin/", "bin/date.sh", "subdir2/",
"subdir2/keep.me", "subdir2/do-not.ignore",
"subdir3/do.keep", ".dockerignore"));
}
}
@Test
public void testFileWithEmptyDirectory() throws Exception {
Path tempDir = Files.createTempDirectory("dockerDirectoryEmptySubdirectory");
tempDir.toFile().deleteOnExit();
assertThat(new File(tempDir.toFile(), "emptySubDir").mkdir(), is(true));
try (CompressedDirectory dir = CompressedDirectory.create(tempDir);
BufferedInputStream fileIn = new BufferedInputStream(Files.newInputStream(dir.file()));
GzipCompressorInputStream gzipIn = new GzipCompressorInputStream(fileIn);
TarArchiveInputStream tarIn = new TarArchiveInputStream(gzipIn)) {
final List<String> names = new ArrayList<>();
TarArchiveEntry entry;
while ((entry = tarIn.getNextTarEntry()) != null) {
final String name = entry.getName();
names.add(name);
}
assertThat(names, contains("emptySubDir/"));
}
}
}