kotlin-fork/compiler/tests/org/jetbrains/kotlin/codegen/CustomBytecodeTextTest.kt

/*
 * Copyright 2010-2015 JetBrains s.r.o.
 *
 * 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 org.jetbrains.kotlin.codegen

import org.jetbrains.kotlin.ObsoleteTestInfrastructure
import org.jetbrains.kotlin.test.ConfigurationKind
import org.jetbrains.kotlin.test.testFramework.KtUsefulTestCase

@OptIn(ObsoleteTestInfrastructure::class)
open class CustomBytecodeTextTest : AbstractBytecodeTextTest() {
    open fun testEnumMapping() {
        createEnvironmentWithMockJdkAndIdeaAnnotations(ConfigurationKind.ALL)
        myFiles = CodegenTestFiles.create(
            "whenMappingOrder.kt",
            """
            enum class MyEnum {
                ENTRY1, ENTRY2, ENTRY3, ENTRY4
            }

            fun f(e: MyEnum) {
                when (e) {
                    MyEnum.ENTRY4 -> {}
                    MyEnum.ENTRY3 -> {}
                    MyEnum.ENTRY2 -> {}
                    MyEnum.ENTRY1 -> {}
                }
            }
            """,
            myEnvironment.project
        )

        val text = generateToText()
        val getstatics = text.lines().filter { it.contains("GETSTATIC MyEnum.") }.map { it.trim() }
        KtUsefulTestCase.assertOrderedEquals(
            "actual bytecode:\n$text", getstatics, listOf(
                "GETSTATIC MyEnum.${'$'}VALUES : [LMyEnum;",
                "GETSTATIC MyEnum.ENTRY4 : LMyEnum;",
                "GETSTATIC MyEnum.ENTRY3 : LMyEnum;",
                "GETSTATIC MyEnum.ENTRY2 : LMyEnum;",
                "GETSTATIC MyEnum.ENTRY1 : LMyEnum;"
            )
        )
    }
}