| // Copyright 2016 The Bazel Authors. All rights reserved. |
| // |
| // 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.google.devtools.build.lib.bazel.repository; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| import static com.google.devtools.build.lib.bazel.repository.TestArchiveDescriptor.INNER_FOLDER_NAME; |
| import static com.google.devtools.build.lib.bazel.repository.TestArchiveDescriptor.ROOT_FOLDER_NAME; |
| |
| import com.google.devtools.build.lib.vfs.Path; |
| import java.util.HashMap; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** |
| * Tests for {@link ZipDecompressor}. |
| */ |
| @RunWith(JUnit4.class) |
| public class ZipDecompressorTest { |
| |
| private static final int FILE = 0100644; |
| private static final int EXECUTABLE = 0100755; |
| private static final int DIRECTORY = 040755; |
| |
| // External attributes hold the permissions in the higher-order bits, so the input int has to be |
| // shifted. |
| private static final int FILE_ATTRIBUTE = FILE << 16; |
| private static final int EXECUTABLE_ATTRIBUTE = EXECUTABLE << 16; |
| private static final int DIRECTORY_ATTRIBUTE = DIRECTORY << 16; |
| |
| private static final String ARCHIVE_NAME = "test_decompress_archive.zip"; |
| |
| /** |
| * Test decompressing a tar.gz file with hard link file and symbolic link file inside without |
| * stripping a prefix |
| */ |
| @Test |
| public void testDecompressWithoutPrefix() throws Exception { |
| TestArchiveDescriptor archiveDescriptor = |
| new TestArchiveDescriptor(ARCHIVE_NAME, "out/inner", false); |
| Path outputDir = decompress(archiveDescriptor.createDescriptorBuilder().build()); |
| |
| archiveDescriptor.assertOutputFiles(outputDir, ROOT_FOLDER_NAME, INNER_FOLDER_NAME); |
| } |
| |
| /** |
| * Test decompressing a tar.gz file with hard link file and symbolic link file inside and |
| * stripping a prefix |
| */ |
| @Test |
| public void testDecompressWithPrefix() throws Exception { |
| TestArchiveDescriptor archiveDescriptor = new TestArchiveDescriptor(ARCHIVE_NAME, "out", false); |
| DecompressorDescriptor.Builder descriptorBuilder = |
| archiveDescriptor.createDescriptorBuilder().setPrefix(ROOT_FOLDER_NAME); |
| Path outputDir = decompress(descriptorBuilder.build()); |
| |
| archiveDescriptor.assertOutputFiles(outputDir, INNER_FOLDER_NAME); |
| } |
| |
| /** |
| * Test decompressing a zip file, with some entries being renamed during the extraction process. |
| */ |
| @Test |
| public void testDecompressWithRenamedFiles() throws Exception { |
| TestArchiveDescriptor archiveDescriptor = new TestArchiveDescriptor(ARCHIVE_NAME, "out", false); |
| String innerDirName = ROOT_FOLDER_NAME + "/" + INNER_FOLDER_NAME; |
| |
| HashMap<String, String> renameFiles = new HashMap<>(); |
| renameFiles.put(innerDirName + "/hardLinkFile", innerDirName + "/renamedFile"); |
| DecompressorDescriptor.Builder descriptorBuilder = |
| archiveDescriptor.createDescriptorBuilder().setRenameFiles(renameFiles); |
| Path outputDir = decompress(descriptorBuilder.build()); |
| |
| Path innerDir = outputDir.getRelative(ROOT_FOLDER_NAME).getRelative(INNER_FOLDER_NAME); |
| assertThat(innerDir.getRelative("renamedFile").exists()).isTrue(); |
| } |
| |
| /** Test that entry renaming is applied prior to prefix stripping. */ |
| @Test |
| public void testDecompressWithRenamedFilesAndPrefix() throws Exception { |
| TestArchiveDescriptor archiveDescriptor = new TestArchiveDescriptor(ARCHIVE_NAME, "out", false); |
| String innerDirName = ROOT_FOLDER_NAME + "/" + INNER_FOLDER_NAME; |
| |
| HashMap<String, String> renameFiles = new HashMap<>(); |
| renameFiles.put(innerDirName + "/hardLinkFile", innerDirName + "/renamedFile"); |
| DecompressorDescriptor.Builder descriptorBuilder = |
| archiveDescriptor |
| .createDescriptorBuilder() |
| .setPrefix(ROOT_FOLDER_NAME) |
| .setRenameFiles(renameFiles); |
| Path outputDir = decompress(descriptorBuilder.build()); |
| |
| Path innerDir = outputDir.getRelative(INNER_FOLDER_NAME); |
| assertThat(innerDir.getRelative("renamedFile").exists()).isTrue(); |
| } |
| |
| private Path decompress(DecompressorDescriptor descriptor) throws Exception { |
| return ZipDecompressor.INSTANCE.decompress(descriptor); |
| } |
| |
| @Test |
| public void testGetPermissions() throws Exception { |
| int permissions = ZipDecompressor.getPermissions(FILE_ATTRIBUTE, "foo/bar"); |
| assertThat(permissions).isEqualTo(FILE); |
| permissions = ZipDecompressor.getPermissions(EXECUTABLE_ATTRIBUTE, "foo/bar"); |
| assertThat(permissions).isEqualTo(EXECUTABLE); |
| permissions = ZipDecompressor.getPermissions(DIRECTORY_ATTRIBUTE, "foo/bar"); |
| assertThat(permissions).isEqualTo(DIRECTORY); |
| } |
| |
| @Test |
| public void testWindowsPermissions() throws Exception { |
| int permissions = |
| ZipDecompressor.getPermissions(ZipDecompressor.WINDOWS_FILE_ATTRIBUTE_DIRECTORY, "foo/bar"); |
| assertThat(permissions).isEqualTo(DIRECTORY); |
| permissions = |
| ZipDecompressor.getPermissions(ZipDecompressor.WINDOWS_FILE_ATTRIBUTE_ARCHIVE, "foo/bar"); |
| assertThat(permissions).isEqualTo(EXECUTABLE); |
| permissions = |
| ZipDecompressor.getPermissions(ZipDecompressor.WINDOWS_FILE_ATTRIBUTE_NORMAL, "foo/bar"); |
| assertThat(permissions).isEqualTo(EXECUTABLE); |
| } |
| |
| @Test |
| public void testDirectoryWithRegularFilePermissions() throws Exception { |
| int permissions = ZipDecompressor.getPermissions(FILE, "foo/bar/"); |
| assertThat(permissions).isEqualTo(040755); |
| } |
| } |