| // Copyright 2014 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 com.google.common.base.Optional; |
| import com.google.devtools.build.lib.clock.BlazeClock; |
| import com.google.devtools.build.lib.util.OS; |
| import com.google.devtools.build.lib.vfs.PathFragment; |
| import com.google.devtools.build.lib.vfs.inmemoryfs.InMemoryFileSystem; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** |
| * Tests {@link StripPrefixedPath}. |
| */ |
| @RunWith(JUnit4.class) |
| public class StripPrefixedPathTest { |
| @Test |
| public void testStrip() { |
| StripPrefixedPath result = StripPrefixedPath.maybeDeprefix("foo/bar", Optional.of("foo")); |
| assertThat(PathFragment.create("bar")).isEqualTo(result.getPathFragment()); |
| assertThat(result.foundPrefix()).isTrue(); |
| assertThat(result.skip()).isFalse(); |
| |
| result = StripPrefixedPath.maybeDeprefix("foo", Optional.of("foo")); |
| assertThat(result.skip()).isTrue(); |
| |
| result = StripPrefixedPath.maybeDeprefix("bar/baz", Optional.of("foo")); |
| assertThat(result.foundPrefix()).isFalse(); |
| |
| result = StripPrefixedPath.maybeDeprefix("foof/bar", Optional.of("foo")); |
| assertThat(result.foundPrefix()).isFalse(); |
| } |
| |
| @Test |
| public void testAbsolute() { |
| StripPrefixedPath result = StripPrefixedPath.maybeDeprefix( |
| "/foo/bar", Optional.<String>absent()); |
| assertThat(result.getPathFragment()).isEqualTo(PathFragment.create("foo/bar")); |
| |
| result = StripPrefixedPath.maybeDeprefix("///foo/bar/baz", Optional.<String>absent()); |
| assertThat(result.getPathFragment()).isEqualTo(PathFragment.create("foo/bar/baz")); |
| |
| result = StripPrefixedPath.maybeDeprefix("/foo/bar/baz", Optional.of("/foo")); |
| assertThat(result.getPathFragment()).isEqualTo(PathFragment.create("bar/baz")); |
| } |
| |
| @Test |
| public void testWindowsAbsolute() { |
| if (OS.getCurrent() != OS.WINDOWS) { |
| return; |
| } |
| StripPrefixedPath result = StripPrefixedPath.maybeDeprefix( |
| "c:/foo/bar", Optional.<String>absent()); |
| assertThat(result.getPathFragment()).isEqualTo(PathFragment.create("foo/bar")); |
| } |
| |
| @Test |
| public void testNormalize() { |
| StripPrefixedPath result = StripPrefixedPath.maybeDeprefix( |
| "../bar", Optional.<String>absent()); |
| assertThat(result.getPathFragment()).isEqualTo(PathFragment.create("../bar")); |
| |
| result = StripPrefixedPath.maybeDeprefix("foo/../baz", Optional.<String>absent()); |
| assertThat(result.getPathFragment()).isEqualTo(PathFragment.create("baz")); |
| |
| result = StripPrefixedPath.maybeDeprefix("foo/../baz", Optional.of("foo")); |
| assertThat(result.getPathFragment()).isEqualTo(PathFragment.create("baz")); |
| } |
| |
| @Test |
| public void testDeprefixSymlink() { |
| InMemoryFileSystem fileSystem = new InMemoryFileSystem(BlazeClock.instance()); |
| |
| PathFragment relativeNoPrefix = |
| StripPrefixedPath.maybeDeprefixSymlink( |
| PathFragment.create("a/b"), Optional.absent(), fileSystem.getPath("/usr")); |
| // there is no attempt to get absolute path for the relative symlinks target path |
| assertThat(relativeNoPrefix).isEqualTo(PathFragment.create("a/b")); |
| |
| PathFragment absoluteNoPrefix = |
| StripPrefixedPath.maybeDeprefixSymlink( |
| PathFragment.create("/a/b"), Optional.absent(), fileSystem.getPath("/usr")); |
| assertThat(absoluteNoPrefix).isEqualTo(PathFragment.create("/usr/a/b")); |
| |
| PathFragment absolutePrefix = |
| StripPrefixedPath.maybeDeprefixSymlink( |
| PathFragment.create("/root/a/b"), Optional.of("root"), fileSystem.getPath("/usr")); |
| assertThat(absolutePrefix).isEqualTo(PathFragment.create("/usr/a/b")); |
| |
| PathFragment relativePrefix = |
| StripPrefixedPath.maybeDeprefixSymlink( |
| PathFragment.create("root/a/b"), Optional.of("root"), fileSystem.getPath("/usr")); |
| // there is no attempt to get absolute path for the relative symlinks target path |
| assertThat(relativePrefix).isEqualTo(PathFragment.create("a/b")); |
| } |
| } |