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72 lines
2.6 KiB
72 lines
2.6 KiB
7 months ago
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/*
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* Copyright (C) 2017 The Dagger Authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package dagger.internal.codegen;
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import static com.google.common.truth.Truth.assertThat;
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import static dagger.internal.codegen.binding.SourceFiles.simpleVariableName;
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import com.google.testing.compile.CompilationRule;
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import dagger.internal.codegen.binding.SourceFiles;
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import java.util.List;
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import javax.lang.model.element.TypeElement;
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import org.junit.Rule;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.junit.runners.JUnit4;
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/** Tests for {@link SourceFiles}. */
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@RunWith(JUnit4.class)
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public final class SourceFilesTest {
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@Rule public CompilationRule compilation = new CompilationRule();
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private TypeElement typeElementFor(Class<?> clazz) {
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return compilation.getElements().getTypeElement(clazz.getCanonicalName());
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}
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private static final class Int {}
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@Test
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public void testSimpleVariableName_typeCollisions() {
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// a handful of boxed types
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assertThat(simpleVariableName(typeElementFor(Long.class))).isEqualTo("l");
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assertThat(simpleVariableName(typeElementFor(Double.class))).isEqualTo("d");
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// not a boxed type type, but a custom type might collide
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assertThat(simpleVariableName(typeElementFor(Int.class))).isEqualTo("i");
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// void is the weird pseudo-boxed type
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assertThat(simpleVariableName(typeElementFor(Void.class))).isEqualTo("v");
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// reflective types
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assertThat(simpleVariableName(typeElementFor(Class.class))).isEqualTo("clazz");
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assertThat(simpleVariableName(typeElementFor(Package.class))).isEqualTo("pkg");
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}
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private static final class For {}
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private static final class Goto {}
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@Test
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public void testSimpleVariableName_randomKeywords() {
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assertThat(simpleVariableName(typeElementFor(For.class))).isEqualTo("for_");
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assertThat(simpleVariableName(typeElementFor(Goto.class))).isEqualTo("goto_");
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}
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@Test
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public void testSimpleVariableName() {
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assertThat(simpleVariableName(typeElementFor(Object.class))).isEqualTo("object");
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assertThat(simpleVariableName(typeElementFor(List.class))).isEqualTo("list");
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}
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}
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