From 497902fdda828c607fa050773ea6ca0fc0f9a743 Mon Sep 17 00:00:00 2001
From: "Gregory.Shrago" <gregory.shrago@jetbrains.com>
Date: Thu, 1 Nov 2012 22:09:09 +0400
Subject: [PATCH] use filecomparisonexception

---
 .../testFramework/ParsingTestCase.java        | 21 +++++++------------
 1 file changed, 7 insertions(+), 14 deletions(-)

diff --git a/platform/testFramework/src/com/intellij/testFramework/ParsingTestCase.java b/platform/testFramework/src/com/intellij/testFramework/ParsingTestCase.java
index 5a38bd6a77f9..5de553b97230 100644
--- a/platform/testFramework/src/com/intellij/testFramework/ParsingTestCase.java
+++ b/platform/testFramework/src/com/intellij/testFramework/ParsingTestCase.java
@@ -34,6 +34,7 @@ import com.intellij.openapi.options.SchemesManagerFactory;
 import com.intellij.openapi.progress.ProgressManager;
 import com.intellij.openapi.progress.impl.ProgressManagerImpl;
 import com.intellij.openapi.startup.StartupManager;
+import com.intellij.openapi.util.Comparing;
 import com.intellij.openapi.util.Disposer;
 import com.intellij.openapi.util.io.FileUtil;
 import com.intellij.openapi.util.text.StringUtil;
@@ -45,6 +46,7 @@ import com.intellij.psi.impl.PsiFileFactoryImpl;
 import com.intellij.psi.impl.source.resolve.reference.ReferenceProvidersRegistry;
 import com.intellij.psi.impl.source.resolve.reference.ReferenceProvidersRegistryImpl;
 import com.intellij.psi.util.CachedValuesManager;
+import com.intellij.rt.execution.junit.FileComparisonFailure;
 import com.intellij.util.CachedValuesManagerImpl;
 import com.intellij.util.Function;
 import com.intellij.util.messages.MessageBus;
@@ -56,7 +58,6 @@ import org.picocontainer.defaults.AbstractComponentAdapter;
 
 import java.io.File;
 import java.io.FileNotFoundException;
-import java.io.FileWriter;
 import java.io.IOException;
 import java.util.Set;
 
@@ -274,29 +275,21 @@ public abstract class ParsingTestCase extends PlatformLiteFixture {
     text = text.trim();
     String expectedFileName = myFullDataPath + File.separatorChar + targetDataName;
     if (OVERWRITE_TESTDATA) {
-      writeFile(expectedFileName, text);
+      VfsTestUtil.overwriteTestData(expectedFileName, text);
       System.out.println("File " + expectedFileName + " created.");
     }
     try {
       String expectedText = doLoadFile(myFullDataPath, targetDataName);
-      assertEquals(targetDataName, expectedText, text);
+      if (!Comparing.equal(expectedText, text)) {
+        throw new FileComparisonFailure(targetDataName, expectedText, text, expectedFileName);
+      }
     }
     catch(FileNotFoundException e){
-      writeFile(expectedFileName, text);
+      VfsTestUtil.overwriteTestData(expectedFileName, text);
       fail("No output text found. File " + expectedFileName + " created.");
     }
   }
 
-  private static void writeFile(String fullName, String text) throws IOException {
-    FileWriter writer = new FileWriter(fullName);
-    try {
-      writer.write(text);
-    }
-    finally {
-      writer.close();
-    }
-  }
-
   protected static String toParseTreeText(final PsiElement file,  boolean skipSpaces, boolean printRanges) {
     return DebugUtil.psiToString(file, skipSpaces, printRanges);
   }