Log what test classes were regenerated

generators/src/org/jetbrains/jet/generators/tests/generator/TestGenerator.java

@@ -20,6 +20,7 @@ import com.google.common.collect.Lists;
 import com.intellij.openapi.util.io.FileUtil;
 import junit.framework.TestCase;
 import org.jetbrains.annotations.NotNull;
+import org.jetbrains.jet.di.GeneratorsFileUtil;
 import org.jetbrains.jet.utils.Printer;
 
 import java.io.File;
@@ -129,7 +130,7 @@ public class TestGenerator {
 
         String testSourceFilePath = baseDir + "/" + suiteClassPackage.replace(".", "/") + "/" + suiteClassName + ".java";
         File testSourceFile = new File(testSourceFilePath);
-        FileUtil.writeToFile(testSourceFile, out.toString());
+        GeneratorsFileUtil.writeFileIfContentChanged(testSourceFile, out.toString(), false);
     }
 
     private void generateTestClass(Printer p, TestClassModel testClassModel, boolean isStatic) {

injector-generator/src/org/jetbrains/jet/di/GeneratorsFileUtil.java

@@ -26,6 +26,11 @@ import java.io.IOException;
 public class GeneratorsFileUtil {
     @SuppressWarnings("UseOfSystemOutOrSystemErr")
     public static void writeFileIfContentChanged(File file, String newText) throws IOException {
+        writeFileIfContentChanged(file, newText, true);
+    }
+
+    @SuppressWarnings("UseOfSystemOutOrSystemErr")
+    public static void writeFileIfContentChanged(File file, String newText, boolean logNotChanged) throws IOException {
         File parentFile = file.getParentFile();
         if (!parentFile.exists()) {
             if (parentFile.mkdirs()) {
@@ -37,7 +42,9 @@ public class GeneratorsFileUtil {
         }
 
         if (checkFileIgnoringLineSeparators(file, newText)) {
-            System.out.println("Not changed: " + file.getAbsolutePath());
+            if (logNotChanged) {
+                System.out.println("Not changed: " + file.getAbsolutePath());
+            }
             return;
         }