src/test/java/com/android/tools/metalava/model/psi/PsiParameterItemTest.kt

/*
 * Copyright (C) 2021 The Android Open Source Project
 *
 * 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.android.tools.metalava.model.psi

import com.android.tools.metalava.kotlin
import kotlin.test.Test
import kotlin.test.assertNotNull
import kotlin.test.assertNull
import kotlin.test.assertSame

class PsiParameterItemTest {
    @Test
    fun `primary constructor parameters have properties`() {
        testCodebase(kotlin("class Foo(val property: Int, parameter: Int)")) { codebase ->
            val constructorItem = codebase.assertClass("Foo").constructors().single()
            val propertyParameter = constructorItem.parameters().single { it.name() == "property" }
            val regularParameter = constructorItem.parameters().single { it.name() == "parameter" }

            assertNull(regularParameter.property)
            assertNotNull(propertyParameter.property)
            assertSame(propertyParameter, propertyParameter.property?.constructorParameter)
        }
    }
}