| // Copyright (c) 2016, the R8 project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| package com.android.tools.r8.dex; |
| |
| import com.google.common.collect.ImmutableList; |
| import java.util.Collection; |
| import java.util.List; |
| import org.junit.Assert; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.ExpectedException; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.Parameterized; |
| import org.junit.runners.Parameterized.Parameters; |
| |
| @RunWith(Parameterized.class) |
| public class FileNamePrefixTest { |
| |
| private final List<String> files; |
| private final String expectedPrefix; |
| |
| public FileNamePrefixTest(String[] files, String expectedPrefix) { |
| this.files = ImmutableList.copyOf(files); |
| this.expectedPrefix = expectedPrefix; |
| } |
| |
| @Parameters(name = "{index}: {1}") |
| public static Collection<Object[]> data() { |
| return ImmutableList.of( |
| new Object[]{new String[]{"classes.dex", "classes2.dex"}, "classes"}, |
| new Object[]{new String[]{"Classes.dex", "Classes2.dex"}, "Classes"}, |
| new Object[]{new String[]{"classes.dex", "classes2.dix"}, null}, |
| new Object[]{new String[]{"classes.dex", "classes2.xdex"}, null}, |
| new Object[]{new String[]{"classes.dex", "classes1.dex"}, null}, |
| new Object[]{new String[]{"classes.dex", "fields2.dex"}, null}, |
| new Object[]{new String[]{"classes.dex", "classes2.dex", "classes4.dex"}, null} |
| ); |
| } |
| |
| @Rule |
| public ExpectedException thrown = ExpectedException.none(); |
| |
| @Test |
| public void computePrefix() { |
| if (expectedPrefix == null) { |
| thrown.expect(RuntimeException.class); |
| } |
| String computedPrefix = VirtualFile.deriveCommonPrefixAndSanityCheck(files); |
| if (expectedPrefix != null) { |
| Assert.assertEquals(expectedPrefix, computedPrefix); |
| } |
| } |
| } |