/*
* Copyright 2012 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.errorprone;
import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.CoreMatchers.not;
import static org.hamcrest.Matchers.containsString;
import static org.junit.Assert.assertThat;
import com.sun.tools.javac.main.Main.Result;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
import java.io.ByteArrayOutputStream;
import java.io.OutputStreamWriter;
import java.io.PrintWriter;
/**
* Tests that automated fixes ("Did you mean...") are generated even when the -Xjcov compiler
* option is not set.
*
* @author Eddie Aftandilian (eaftan@google.com)
*/
@RunWith(JUnit4.class)
public class EndPosTest {
private PrintWriter printWriter;
private ByteArrayOutputStream outputStream;
ErrorProneTestCompiler compiler;
@Before
public void setUp() {
outputStream = new ByteArrayOutputStream();
printWriter = new PrintWriter(new OutputStreamWriter(outputStream));
compiler = new ErrorProneTestCompiler.Builder()
.named("test")
.redirectOutputTo(printWriter)
.build();
}
@Test
public void fileWithError() throws Exception {
Result exitCode = compiler.compile(compiler.fileManager().sources(getClass(),
"bugpatterns/SelfAssignmentPositiveCases1.java"));
outputStream.flush();
assertThat("Compiler should have exited with ERROR status", exitCode, is(Result.ERROR));
assertThat("Compiler error message should include suggested fix", outputStream.toString(),
containsString("Did you mean 'this.a = b;'?"));
assertThat("Compiler should not warn about WrappedTreeMap collisions", outputStream.toString(),
not(containsString("WrappedTreeMap collision")));
}
}