201: Convert KotlinHierarchyViewTestBase.java because of typealiases

idea/tests/org/jetbrains/kotlin/idea/KotlinHierarchyViewTestBase.kt

@@ -2,38 +2,39 @@
  * Copyright 2010-2019 JetBrains s.r.o. and Kotlin Programming Language contributors.
  * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
  */
+package org.jetbrains.kotlin.idea
 
-package org.jetbrains.kotlin.idea;
-
+import com.intellij.ide.hierarchy.HierarchyTreeStructure
 import com.intellij.openapi.util.Computable
 import com.intellij.openapi.util.io.FileUtil
 import com.intellij.testFramework.codeInsight.hierarchy.HierarchyViewTestFixture
-import org.jetbrains.annotations.NotNull
+import org.jetbrains.kotlin.idea.test.KotlinLightCodeInsightFixtureTestCase
 import org.jetbrains.kotlin.test.JUnit3WithIdeaConfigurationRunner
 import org.junit.runner.RunWith
+import java.io.File
 import java.io.IOException
 
-@RunWith(JUnit3WithIdeaConfigurationRunner.class)
-public abstract class KotlinHierarchyViewTestBase extends KotlinLightCodeInsightFixtureTestCase {
-    private final HierarchyViewTestFixture hierarchyFixture = new HierarchyViewTestFixture();
+@RunWith(JUnit3WithIdeaConfigurationRunner::class)
+abstract class KotlinHierarchyViewTestBase : KotlinLightCodeInsightFixtureTestCase() {
+    private val hierarchyFixture = HierarchyViewTestFixture()
 
-    protected void doHierarchyTest(
-            @NotNull Computable<? extends HierarchyTreeStructure> treeStructureComputable,
-            @NotNull String... fileNames
-    ) throws Exception {
-        configure(fileNames);
-        String expectedStructure = loadExpectedStructure();
-
-        hierarchyFixture.doHierarchyTest(treeStructureComputable.compute(), expectedStructure);
+    @Throws(Exception::class)
+    protected open fun doHierarchyTest(
+        treeStructureComputable: Computable<out HierarchyTreeStructure?>,
+        vararg fileNames: String
+    ) {
+        configure(fileNames)
+        val expectedStructure = loadExpectedStructure()
+        hierarchyFixture.doHierarchyTest(treeStructureComputable.compute(), expectedStructure)
     }
 
-    private void configure(@NotNull String[] fileNames) {
-        myFixture.configureByFiles(fileNames);
+    private fun configure(fileNames: Array<String>) {
+        myFixture.configureByFiles(*fileNames)
     }
 
-    @NotNull
-    private String loadExpectedStructure() throws IOException {
-        String verificationFilePath = getTestDataPath() + "/" + getTestName(false) + "_verification.xml";
-        return FileUtil.loadFile(new File(verificationFilePath));
+    @Throws(IOException::class)
+    private fun loadExpectedStructure(): String {
+        val verificationFilePath = testDataPath + "/" + getTestName(false) + "_verification.xml"
+        return FileUtil.loadFile(File(verificationFilePath))
     }
-}
+}