Move compiler/tests-common/{src -> tests}, adjust dependencies

2017-10-17 14:36:23 +02:00
parent c2276e2ccb
commit 33549362cb
115 changed files with 76 additions and 57 deletions
@@ -0,0 +1,68 @@
+/*
+ * Copyright 2010-2016 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.asJava
+
+import com.intellij.openapi.util.io.FileUtil
+import com.intellij.psi.PsiClass
+import com.intellij.psi.impl.compiled.ClsElementImpl
+import junit.framework.TestCase
+import org.jetbrains.kotlin.asJava.classes.KtLightClass
+import org.jetbrains.kotlin.test.KotlinTestUtils
+import java.io.File
+import java.util.regex.Pattern
+
+object LightClassTestCommon {
+    private val SUBJECT_FQ_NAME_PATTERN = Pattern.compile("^//\\s*(.*)$", Pattern.MULTILINE)
+
+    @JvmOverloads
+    fun testLightClass(
+            expectedFile: File,
+            testDataFile: File,
+            findLightClass: (String) -> PsiClass?,
+            normalizeText: (String) -> String
+    ) {
+        val text = FileUtil.loadFile(testDataFile, true)
+        val matcher = SUBJECT_FQ_NAME_PATTERN.matcher(text)
+        TestCase.assertTrue("No FqName specified. First line of the form '// f.q.Name' expected", matcher.find())
+        val fqName = matcher.group(1)
+
+        val lightClass = findLightClass(fqName)
+
+        val actual = actualText(fqName, lightClass, normalizeText)
+        KotlinTestUtils.assertEqualsToFile(expectedFile, actual)
+    }
+
+    private fun actualText(fqName: String?, lightClass: PsiClass?, normalizeText: (String) -> String): String {
+        if (lightClass == null) {
+            return "<not generated>"
+        }
+        TestCase.assertTrue("Not a light class: $lightClass ($fqName)", lightClass is KtLightClass)
+
+        val delegate = (lightClass as KtLightClass).clsDelegate
+        TestCase.assertTrue("Not a CLS element: $delegate", delegate is ClsElementImpl)
+
+        val buffer = StringBuilder()
+        (delegate as ClsElementImpl).appendMirrorText(0, buffer)
+
+        return normalizeText(buffer.toString())
+    }
+
+    // Actual text for light class is generated with ClsElementImpl.appendMirrorText() that can find empty DefaultImpl inner class in stubs
+    // for all interfaces. This inner class can't be used in Java as it generally is not seen from light classes built from Kotlin sources.
+    // It is also omitted during classes generation in backend so it also absent in light classes built from compiled code.
+    fun removeEmptyDefaultImpls(text: String) : String = text.replace("\n    static final class DefaultImpls {\n    }\n", "")
+}