/*
* Copyright 2015 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;
/** {@link TypeParameterQualifier}Test */
@RunWith(JUnit4.class)
public class TypeParameterQualifierTest {
private CompilationTestHelper compilationHelper;
@Before
public void setUp() {
compilationHelper =
CompilationTestHelper.newInstance(TypeParameterQualifier.class, getClass());
}
@Test
public void positive() {
compilationHelper
.addSourceLines(
"Foo.java",
// force a line break
"class Foo {",
" static class Builder {}",
"}")
.addSourceLines(
"Test.java",
"class Test {",
" // BUG: Diagnostic contains: populate(Foo.Builder builder)",
" static <T extends Foo> T populate(T.Builder builder) {",
" return null;",
" }",
"}")
.doTest();
}
@Test
public void positiveMethod() {
compilationHelper
.addSourceLines(
"Test.java",
"class Test {",
" static <T extends Enum<T>> T get(Class<T> clazz, String value) {",
" // BUG: Diagnostic contains: Enum.valueOf(clazz, value);",
" return T.valueOf(clazz, value);",
" }",
"}")
.doTest();
}
@Test
public void negative() {
compilationHelper
.addSourceLines(
"Foo.java",
// force a line break
"class Foo {",
" static class Builder {}",
"}")
.addSourceLines(
"Test.java",
"class Test {",
" static <T extends Foo> T populate(T builder) {",
" return null;",
" }",
"}")
.doTest();
}
}