/*
* Copyright 2013 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.refaster;
import static org.junit.Assert.assertEquals;
import com.google.common.collect.ImmutableSet;
import com.google.common.testing.EqualsTester;
import com.google.common.testing.SerializableTester;
import com.google.errorprone.refaster.UTypeVar.TypeWithExpression;
import com.sun.tools.javac.code.Symtab;
import com.sun.tools.javac.code.Type;
import com.sun.tools.javac.code.Type.ClassType;
import com.sun.tools.javac.util.List;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.JUnit4;
/**
* Tests for {@link UTypeVarIdent}.
*
* @author lowasser@google.com (Louis Wasserman)
*/
@RunWith(JUnit4.class)
public class UTypeVarIdentTest extends AbstractUTreeTest {
@Test
public void equality() {
new EqualsTester()
.addEqualityGroup(UTypeVarIdent.create("E"))
.addEqualityGroup(UTypeVarIdent.create("T"))
.testEquals();
}
@Test
public void serialization() {
SerializableTester.reserializeAndAssert(UTypeVarIdent.create("E"));
}
@Test
public void inline() {
ImportPolicy.bind(context, ImportPolicy.IMPORT_TOP_LEVEL);
Symtab symtab = Symtab.instance(context);
Type listType = symtab.listType;
bind(new UTypeVar.Key("E"), TypeWithExpression.create(new ClassType(
listType, List.<Type>of(symtab.stringType), listType.tsym)));
assertInlines("List<String>", UTypeVarIdent.create("E"));
assertEquals(ImmutableSet.of("java.util.List"), inliner.getImportsToAdd());
}
}