1 /* 2 * Copyright 2019 Google Inc. All Rights Reserved. 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.google.turbine.processing; 18 19 import static com.google.common.truth.Truth.assertWithMessage; 20 import static com.google.common.truth.TruthJUnit.assume; 21 import static org.junit.Assert.fail; 22 23 import com.google.common.base.Joiner; 24 import com.google.common.collect.ImmutableSet; 25 import javax.lang.model.type.PrimitiveType; 26 import javax.lang.model.type.TypeKind; 27 import javax.lang.model.type.TypeMirror; 28 import javax.lang.model.util.Types; 29 import org.junit.Test; 30 import org.junit.runner.RunWith; 31 import org.junit.runners.Parameterized; 32 import org.junit.runners.Parameterized.Parameters; 33 34 @RunWith(Parameterized.class) 35 public class TurbineTypesUnaryTest extends AbstractTurbineTypesTest { 36 37 @Parameters(name = "{index}: {0}") parameters()38 public static Iterable<Object[]> parameters() throws Exception { 39 return unaryParameters(); 40 } 41 42 final String testDescription; 43 final Types javacTypes; 44 final TypeMirror javacA; 45 final Types turbineTypes; 46 final TypeMirror turbineA; 47 TurbineTypesUnaryTest( String testDescription, Types javacTypes, TypeMirror javacA, Types turbineTypes, TypeMirror turbineA)48 public TurbineTypesUnaryTest( 49 String testDescription, 50 Types javacTypes, 51 TypeMirror javacA, 52 Types turbineTypes, 53 TypeMirror turbineA) { 54 this.testDescription = testDescription; 55 this.javacTypes = javacTypes; 56 this.javacA = javacA; 57 this.turbineTypes = turbineTypes; 58 this.turbineA = turbineA; 59 } 60 61 @Test unboxedType()62 public void unboxedType() { 63 IllegalArgumentException thrown = null; 64 String expectedType = null; 65 try { 66 expectedType = javacTypes.unboxedType(javacA).toString(); 67 } catch (IllegalArgumentException e) { 68 thrown = e; 69 } 70 if (thrown != null) { 71 try { 72 turbineTypes.unboxedType(turbineA).toString(); 73 fail(String.format("expected unboxedType(`%s`) to throw", turbineA)); 74 } catch (IllegalArgumentException expected) { 75 // expected 76 } 77 } else { 78 String actual = turbineTypes.unboxedType(turbineA).toString(); 79 assertWithMessage("unboxedClass(`%s`) = unboxedClass(`%s`)", javacA, turbineA) 80 .that(actual) 81 .isEqualTo(expectedType); 82 } 83 } 84 85 @Test boxedClass()86 public void boxedClass() { 87 assume().that(javacA).isInstanceOf(PrimitiveType.class); 88 assume().that(turbineA).isInstanceOf(PrimitiveType.class); 89 90 String expected = javacTypes.boxedClass((PrimitiveType) javacA).toString(); 91 String actual = turbineTypes.boxedClass((PrimitiveType) turbineA).toString(); 92 assertWithMessage("boxedClass(`%s`) = boxedClass(`%s`)", javacA, turbineA) 93 .that(actual) 94 .isEqualTo(expected); 95 } 96 97 @Test erasure()98 public void erasure() { 99 String expected = javacTypes.erasure(javacA).toString(); 100 String actual = turbineTypes.erasure(turbineA).toString(); 101 assertWithMessage("erasure(`%s`) = erasure(`%s`)", javacA, turbineA) 102 .that(actual) 103 .isEqualTo(expected); 104 } 105 106 private static final ImmutableSet<TypeKind> UNSUPPORTED_BY_DIRECT_SUPERTYPES = 107 ImmutableSet.of(TypeKind.EXECUTABLE, TypeKind.PACKAGE); 108 109 @Test directSupertypes()110 public void directSupertypes() { 111 assume().that(UNSUPPORTED_BY_DIRECT_SUPERTYPES).doesNotContain(javacA.getKind()); 112 113 String expected = Joiner.on(", ").join(javacTypes.directSupertypes(javacA)); 114 String actual = Joiner.on(", ").join(turbineTypes.directSupertypes(turbineA)); 115 assertWithMessage("directSupertypes(`%s`) = directSupertypes(`%s`)", javacA, turbineA) 116 .that(actual) 117 .isEqualTo(expected); 118 } 119 120 @Test directSupertypesThrows()121 public void directSupertypesThrows() { 122 assume().that(UNSUPPORTED_BY_DIRECT_SUPERTYPES).contains(javacA.getKind()); 123 124 try { 125 javacTypes.directSupertypes(turbineA); 126 fail(); 127 } catch (IllegalArgumentException expected) { 128 } 129 try { 130 turbineTypes.directSupertypes(turbineA); 131 fail(); 132 } catch (IllegalArgumentException expected) { 133 } 134 } 135 136 @Test asElement()137 public void asElement() { 138 // TODO(cushon): this looks like a javac bug 139 assume().that(javacA.getKind()).isNotEqualTo(TypeKind.INTERSECTION); 140 141 String expected = String.valueOf(javacTypes.asElement(javacA)); 142 String actual = String.valueOf(turbineTypes.asElement(turbineA)); 143 assertWithMessage("asElement(`%s`) = asElement(`%s`)", javacA, turbineA) 144 .that(actual) 145 .isEqualTo(expected); 146 } 147 } 148