Added simple DescriptorRendererTest checking for global functions and properties.

compiler/testData/renderer/GlobalFunctions.kt

@@ -0,0 +1,18 @@
+package rendererTest
+
+public fun pub() {}
+
+internal fun int : String {}
+
+val int2 : Int = 5
+
+private fun prv() = 5
+
+public fun Int.ext() : Int {}
+
+//package rendererTest defined in <module>.<root>
+//final fun pub() : Unit defined in <module>.<root>.rendererTest
+//final fun int() : jet.String defined in <module>.<root>.rendererTest
+//final val int2 : jet.Int defined in <module>.<root>.rendererTest
+//final fun prv() : jet.Int defined in <module>.<root>.rendererTest
+//final fun jet.Int.ext() : jet.Int defined in <module>.<root>.rendererTest

compiler/testData/renderer/GlobalProperties.kt

@@ -0,0 +1,20 @@
+package rendererTest
+
+public val pub = ""
+
+internal var int : String = ""
+
+val int2 : Int = 5
+
+private var private = 5
+
+public val Int.ext : Int
+get() {}
+
+//package rendererTest defined in <module>.<root>
+//final val pub : jet.String defined in <module>.<root>.rendererTest
+//final var int : jet.String defined in <module>.<root>.rendererTest
+//final val int2 : jet.Int defined in <module>.<root>.rendererTest
+//final var private : jet.Int defined in <module>.<root>.rendererTest
+//final val jet.Int.ext : jet.Int defined in <module>.<root>.rendererTest
+//final fun jet.Int.get-ext() : jet.Int defined in <module>.<root>.rendererTest

compiler/tests/org/jetbrains/jet/resolve/DescriptorRendererTest.java

@@ -0,0 +1,84 @@
+/*
+ * Copyright 2010-2012 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.jet.resolve;
+
+import com.intellij.openapi.editor.Document;
+import com.intellij.openapi.editor.impl.DocumentImpl;
+import org.jetbrains.jet.JetLiteFixture;
+import org.jetbrains.jet.JetTestCaseBuilder;
+import org.jetbrains.jet.JetTestUtils;
+import org.jetbrains.jet.lang.cfg.pseudocode.JetControlFlowDataTraceFactory;
+import org.jetbrains.jet.lang.descriptors.DeclarationDescriptor;
+import org.jetbrains.jet.lang.psi.JetElement;
+import org.jetbrains.jet.lang.psi.JetFile;
+import org.jetbrains.jet.lang.psi.JetVisitorVoid;
+import org.jetbrains.jet.lang.resolve.BindingContext;
+import org.jetbrains.jet.lang.resolve.java.AnalyzeExhaust;
+import org.jetbrains.jet.lang.resolve.java.AnalyzerFacadeForJVM;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+/**
+ * @author Evgeny Gerashchenko
+ * @since 4/6/12
+ */
+public class DescriptorRendererTest extends JetLiteFixture {
+    public void testGlobalProperties() throws IOException {
+        doTest();
+    }
+
+    public void testGlobalFunctions() throws IOException {
+        doTest();
+    }
+
+    @Override
+    protected String getTestDataPath() {
+        return JetTestCaseBuilder.getTestDataPathBase() + "/renderer";
+    }
+
+    private void doTest() throws IOException {
+        String fileName = getTestName(false) + ".kt";
+        JetFile psiFile = createPsiFile(fileName, loadFile(fileName));
+        AnalyzeExhaust analyzeExhaust =
+                AnalyzerFacadeForJVM.analyzeOneFileWithJavaIntegration((JetFile)psiFile, JetControlFlowDataTraceFactory.EMPTY);
+        final BindingContext bindingContext = analyzeExhaust.getBindingContext();
+        final List<DeclarationDescriptor> descriptors = new ArrayList<DeclarationDescriptor>();
+        psiFile.acceptChildren(new JetVisitorVoid() {
+            @Override
+            public void visitJetElement(JetElement element) {
+                DeclarationDescriptor descriptor = bindingContext.get(BindingContext.DECLARATION_TO_DESCRIPTOR, element);
+                if (descriptor != null) {
+                    descriptors.add(descriptor);
+                }
+                element.acceptChildren(this);
+            }
+        });
+
+        StringBuilder renderedDescriptors = new StringBuilder();
+        for (DeclarationDescriptor descriptor : descriptors) {
+            if (renderedDescriptors.length() != 0) {
+                renderedDescriptors.append("\n");
+            }
+            renderedDescriptors.append(DescriptorRenderer.TEXT.render(descriptor));
+        }
+
+        Document document = new DocumentImpl(psiFile.getText());
+        assertSameLines(JetTestUtils.getLastCommentedLines(document), renderedDescriptors.toString());
+    }
+}