| /* |
| * Licensed to the Apache Software Foundation (ASF) under one or more |
| * contributor license agreements. See the NOTICE file distributed with |
| * this work for additional information regarding copyright ownership. |
| * The ASF licenses this file to You 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 |
| * |
| * https://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 org.apache.tools.ant.taskdefs.optional; |
| |
| import org.apache.tools.ant.BuildException; |
| import org.apache.tools.ant.BuildFileRule; |
| import org.apache.tools.ant.FileUtilities; |
| import org.junit.Before; |
| import org.junit.Rule; |
| import org.junit.Test; |
| |
| import java.io.File; |
| import java.io.FilenameFilter; |
| |
| import static org.hamcrest.Matchers.containsString; |
| import static org.hamcrest.Matchers.not; |
| import static org.junit.Assert.assertNotEquals; |
| import static org.junit.Assert.assertThat; |
| |
| /** |
| * If you want to run tests, it is highly recommended |
| * to download ANTLR (www.antlr.org), build the 'antlrall.jar' jar |
| * with <code>make antlr-all.jar</code> and drop the jar (about 300KB) into |
| * Ant lib. |
| * - Running w/ the default antlr.jar (70KB) does not work (missing class) |
| * |
| * Unless of course you specify the ANTLR classpath in your |
| * system classpath. (see ANTLR install.html) |
| * |
| */ |
| public class ANTLRTest { |
| |
| @Rule |
| public BuildFileRule buildRule = new BuildFileRule(); |
| |
| @Before |
| public void setUp() { |
| buildRule.configureProject("src/etc/testcases/taskdefs/optional/antlr/antlr.xml"); |
| } |
| |
| /** |
| * Expected failure due to missing required argument, target |
| */ |
| @Test(expected = BuildException.class) |
| public void test1() { |
| buildRule.executeTarget("test1"); |
| // TODO Check exception message |
| } |
| |
| /** |
| * Expected failure due to invalid output directory |
| */ |
| @Test(expected = BuildException.class) |
| public void test2() { |
| buildRule.executeTarget("test2"); |
| // TODO Check exception message |
| } |
| |
| @Test |
| public void test3() { |
| buildRule.executeTarget("test3"); |
| } |
| |
| @Test |
| public void test4() { |
| buildRule.executeTarget("test4"); |
| } |
| |
| /** |
| * should print "panic: Cannot find importVocab file 'JavaTokenTypes.txt'" |
| * since it needs to run java.g first before java.tree.g |
| */ |
| @Test(expected = BuildException.class) |
| public void test5() { |
| buildRule.executeTarget("test5"); |
| // TODO Check exception message |
| } |
| |
| @Test |
| public void test6() { |
| buildRule.executeTarget("test6"); |
| } |
| |
| /** |
| * Expected failure due to inability to determine generated class |
| */ |
| @Test(expected = BuildException.class) |
| public void test7() { |
| buildRule.executeTarget("test7"); |
| // TODO Check exception message |
| } |
| |
| /** |
| * Expected failure due to invalid super grammar (glib) option. |
| */ |
| @Test(expected = BuildException.class) |
| public void test8() { |
| buildRule.executeTarget("test8"); |
| // TODO Check exception message |
| } |
| |
| /** |
| * This is a positive test for the super grammar (glib) option. ANTLR |
| * will throw an error if everything is not correct. |
| */ |
| @Test |
| public void test9() { |
| buildRule.executeTarget("test9"); |
| } |
| |
| /** |
| * This test creates an html-ized version of the calculator grammar. |
| * The sanity check is simply whether or not an html file was generated. |
| */ |
| @Test |
| public void test10() { |
| buildRule.executeTarget("test10"); |
| File outputDirectory = new File(buildRule.getProject().getProperty("output")); |
| assertNotEquals(outputDirectory.list(new HTMLFilter()).length, 0); |
| } |
| |
| /** |
| * This is just a quick sanity check to run the diagnostic option and |
| * make sure that it doesn't throw any funny exceptions. |
| */ |
| @Test |
| public void test11() { |
| buildRule.executeTarget("test11"); |
| } |
| |
| /** |
| * This is just a quick sanity check to run the trace option and |
| * make sure that it doesn't throw any funny exceptions. |
| */ |
| @Test |
| public void test12() { |
| buildRule.executeTarget("test12"); |
| } |
| |
| /** |
| * This is just a quick sanity check to run all the rest of the |
| * trace options (traceLexer, traceParser, and traceTreeWalker) to |
| * make sure that they don't throw any funny exceptions. |
| */ |
| @Test |
| public void test13() { |
| buildRule.executeTarget("test13"); |
| } |
| |
| @Test |
| public void testNoRecompile() { |
| buildRule.executeTarget("test9"); |
| assertThat(buildRule.getFullLog(), not(containsString("Skipped grammar file."))); |
| buildRule.executeTarget("noRecompile"); |
| assertThat(buildRule.getFullLog(), containsString("Skipped grammar file.")); |
| } |
| |
| @Test |
| public void testNormalRecompile() { |
| buildRule.executeTarget("test9"); |
| assertThat(buildRule.getFullLog(), not(containsString("Skipped grammar file."))); |
| |
| FileUtilities.rollbackTimestamps(buildRule.getOutputDir(), 5); |
| |
| buildRule.executeTarget("normalRecompile"); |
| assertThat(buildRule.getFullLog(), not(containsString("Skipped grammar file."))); |
| } |
| |
| @Test |
| // Bugzilla Report 12961 |
| public void testSupergrammarChangeRecompile() { |
| buildRule.executeTarget("test9"); |
| assertThat(buildRule.getFullLog(), not(containsString("Skipped grammar file."))); |
| |
| FileUtilities.rollbackTimestamps(buildRule.getOutputDir(), 5); |
| |
| buildRule.executeTarget("supergrammarChangeRecompile"); |
| assertThat(buildRule.getFullLog(), not(containsString("Skipped grammar file."))); |
| |
| } |
| |
| class HTMLFilter implements FilenameFilter { |
| public boolean accept(File dir, String name) { |
| return name.endsWith("html"); |
| } |
| } |
| |
| } |