1 /* 2 * Copyright (C) 2021 The Android Open Source Project 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.android.tools.metalava.model.psi 18 19 import com.android.tools.metalava.model.testsuite.BaseModelTest 20 import com.android.tools.metalava.testing.createAndroidModuleDescription 21 import com.android.tools.metalava.testing.createCommonModuleDescription 22 import com.android.tools.metalava.testing.createProjectDescription 23 import com.android.tools.metalava.testing.kotlin 24 import kotlin.test.Test 25 import kotlin.test.assertEquals 26 import kotlin.test.assertFalse 27 import kotlin.test.assertNotNull 28 import kotlin.test.assertNull 29 import kotlin.test.assertSame 30 import kotlin.test.assertTrue 31 32 class PsiParameterItemTest : BaseModelTest() { 33 @Test primary constructor parameters have propertiesnull34 fun `primary constructor parameters have properties`() { 35 runCodebaseTest(kotlin("class Foo(val property: Int, parameter: Int)")) { 36 val constructorItem = codebase.assertClass("Foo").constructors().single() 37 val propertyParameter = constructorItem.parameters().single { it.name() == "property" } 38 val regularParameter = constructorItem.parameters().single { it.name() == "parameter" } 39 40 assertNull(regularParameter.property) 41 assertNotNull(propertyParameter.property) 42 assertSame(propertyParameter, propertyParameter.property?.constructorParameter) 43 } 44 } 45 46 @Test actuals get params from expectsnull47 fun `actuals get params from expects`() { 48 val commonSource = 49 kotlin( 50 "commonMain/src/Expect.kt", 51 """ 52 expect suspend fun String.testFun(param: String = "") 53 expect class Test(param: String = "") { 54 fun something( 55 param: String = "", 56 otherParam: String = param + "", 57 required: Int 58 ) 59 } 60 """ 61 ) 62 val androidSource = 63 kotlin( 64 "androidMain/src/Actual.kt", 65 """ 66 actual suspend fun String.testFun(param: String) {} 67 actual class Test actual constructor(param: String) { 68 actual fun something( 69 param: String = "ignored", 70 otherParam: String, 71 required: Int 72 ) {} 73 } 74 """ 75 ) 76 runCodebaseTest( 77 inputSet( 78 androidSource, 79 commonSource, 80 ), 81 projectDescription = 82 createProjectDescription( 83 createAndroidModuleDescription(arrayOf(androidSource)), 84 createCommonModuleDescription(arrayOf(commonSource)), 85 ) 86 ) { 87 // Expect classes are ignored by UAST/Kotlin light classes, verify we test actual 88 // classes. 89 val actualFile = codebase.assertClass("ActualKt").sourceFile() 90 91 val functionItem = codebase.assertClass("ActualKt").methods().single() 92 with(functionItem) { 93 val parameters = parameters() 94 assertEquals(3, parameters.size) 95 96 // receiver 97 assertFalse(parameters[0].hasDefaultValue()) 98 99 val parameter = parameters[1] 100 assertTrue(parameter.hasDefaultValue()) 101 102 // continuation 103 assertFalse(parameters[2].hasDefaultValue()) 104 } 105 106 val classItem = codebase.assertClass("Test") 107 assertEquals(actualFile, classItem.sourceFile()) 108 109 val constructorItem = classItem.constructors().single() 110 with(constructorItem) { 111 val parameter = parameters().single() 112 assertTrue(parameter.hasDefaultValue()) 113 } 114 115 val methodItem = classItem.methods().single() 116 with(methodItem) { 117 val parameters = parameters() 118 assertEquals(3, parameters.size) 119 120 assertTrue(parameters[0].hasDefaultValue()) 121 122 assertTrue(parameters[1].hasDefaultValue()) 123 124 assertFalse(parameters[2].hasDefaultValue()) 125 } 126 } 127 } 128 } 129