/*
* Copyright 2016 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.bugpatterns;
import com.google.errorprone.CompilationTestHelper;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/**
* Unit tests for {@link TruthSelfEquals} bug pattern.
*
* @author bhagwani@google.com (Sumit Bhagwani)
*/
@RunWith(JUnit4.class)
public class TruthSelfEqualsTest {
CompilationTestHelper compilationHelper;
@Before
public void setUp() {
compilationHelper = CompilationTestHelper.newInstance(TruthSelfEquals.class, getClass());
}
@Test
public void testPositiveCase() throws Exception {
compilationHelper.addSourceFile("TruthSelfEqualsPositiveCases.java").doTest();
}
@Test
public void testNegativeCase() throws Exception {
compilationHelper.addSourceFile("TruthSelfEqualsNegativeCases.java").doTest();
}
// regression test for b/32107126
@Test
public void customReceiver() throws Exception {
compilationHelper
.addSourceLines(
"Test.java",
"import static com.google.common.truth.Truth.assertThat;",
"import com.google.common.truth.IntegerSubject;",
"import java.util.Arrays;",
"abstract class Test {",
" abstract IntegerSubject f(int i);",
" abstract IntegerSubject g();",
" void test(int x) {",
" f(x).isEqualTo(x);",
" g().isEqualTo(x);",
" }",
"}")
.doTest();
}
}