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// Copyright 2014 Google Inc. 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.util;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import com.google.devtools.build.lib.vfs.PathFragment;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/**
* A test for {@link PathFragmentFilter}.
*/
@RunWith(JUnit4.class)
public class PathFragmentFilterTest {
protected PathFragmentFilter filter = null;
protected void createFilter(String filterString) {
filter = new PathFragmentFilter.PathFragmentFilterConverter().convert(filterString);
}
protected void assertIncluded(String path) {
assertTrue(filter.isIncluded(new PathFragment(path)));
}
protected void assertExcluded(String path) {
assertFalse(filter.isIncluded(new PathFragment(path)));
}
@Test
public void emptyFilter() {
createFilter("");
assertIncluded("a/b/c");
assertIncluded("d");
}
@Test
public void inclusions() {
createFilter("a/b,c");
assertIncluded("a/b");
assertIncluded("a/b/c");
assertIncluded("c");
assertIncluded("c/d");
assertExcluded("a");
assertExcluded("a/c");
assertExcluded("d");
assertExcluded("e/f/g");
}
@Test
public void exclusions() {
createFilter("-a/b,-c");
assertExcluded("a/b");
assertExcluded("a/b/c");
assertExcluded("c");
assertExcluded("c/d");
assertIncluded("a");
assertIncluded("a/c");
assertIncluded("d");
assertIncluded("e/f/g");
}
@Test
public void inclusionsAndExclusions() {
createFilter("a,-c,,d,a/b/c,-a/b,a/b/d");
assertIncluded("a");
assertIncluded("a/c");
assertExcluded("a/b");
assertExcluded("a/b/c"); // Exclusions take precedence over inclusions. Order is not important.
assertExcluded("a/b/d"); // Exclusions take precedence over inclusions. Order is not important.
assertExcluded("c");
assertExcluded("c/d");
assertIncluded("d/e");
assertExcluded("e");
// When converted back to string, inclusion entries will be put first, followed by exclusion
// entries.
assertEquals("a,d,a/b/c,a/b/d,-c,-a/b", filter.toString());
}
}
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