Stabilized order of bytecode for when mappings initialization.

2015-06-01 18:17:33 +03:00
parent b94665e948
commit 88e8988b18
2 changed files with 52 additions and 2 deletions
@@ -0,0 +1,50 @@
+/*
+ * 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 com.intellij.testFramework.UsefulTestCase
+import org.jetbrains.kotlin.test.ConfigurationKind
+
+public class CustomBytecodeTextTest : AbstractBytecodeTextTest() {
+    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() }
+        UsefulTestCase.assertOrderedEquals("actual bytecode:\n" + text, listOf(
+                "GETSTATIC MyEnum.${'$'}VALUES : [LMyEnum;",
+                "GETSTATIC MyEnum.ENTRY4 : LMyEnum;",
+                "GETSTATIC MyEnum.ENTRY3 : LMyEnum;",
+                "GETSTATIC MyEnum.ENTRY2 : LMyEnum;",
+                "GETSTATIC MyEnum.ENTRY1 : LMyEnum;"
+        ), getstatics)
+    }
+}