| /* |
| * Copyright (C) 2009 The Guava Authors |
| * |
| * 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.common.io; |
| |
| import java.io.File; |
| import java.io.FilenameFilter; |
| import java.util.regex.PatternSyntaxException; |
| import junit.framework.TestCase; |
| |
| /** |
| * Unit test for {@link PatternFilenameFilter}. |
| * |
| * @author Chris Nokleberg |
| */ |
| public class PatternFilenameFilterTest extends TestCase { |
| |
| public void testSyntaxException() { |
| try { |
| new PatternFilenameFilter("("); |
| fail("expected exception"); |
| } catch (PatternSyntaxException expected) { |
| } |
| } |
| |
| public void testAccept() { |
| File dir = new File("foo"); |
| FilenameFilter filter = new PatternFilenameFilter("a+"); |
| assertTrue(filter.accept(dir, "a")); |
| assertTrue(filter.accept(dir, "aaaa")); |
| assertFalse(filter.accept(dir, "b")); |
| |
| // Show that dir is ignored |
| assertTrue(filter.accept(null, "a")); |
| } |
| } |