Free memory in tearDown()

compiler/tests/org/jetbrains/jet/asJava/JavaElementFinderTest.java

@@ -61,6 +61,12 @@ public class JavaElementFinderTest extends JetLiteFixture {
         finder = new JavaElementFinder(getProject(), LightClassGenerationSupport.getInstance(getProject()));
     }
 
+    @Override
+    protected void tearDown() throws Exception {
+        finder = null;
+        super.tearDown();
+    }
+
     public void testFromEnumEntry() {
         assertClass("Direction");
         assertNoClass("Direction.NORTH");

compiler/tests/org/jetbrains/jet/asJava/KotlinLightClassTest.java

@@ -132,7 +132,7 @@ public abstract class KotlinLightClassTest extends KotlinTestWithEnvironment {
         }
     }
 
-    private final File path;
+    private File path;
     private JavaElementFinder finder;
 
     protected KotlinLightClassTest(File path) {
@@ -164,6 +164,13 @@ public abstract class KotlinLightClassTest extends KotlinTestWithEnvironment {
         LazyResolveTestUtil.resolveEagerly(jetFiles, getEnvironment());
     }
 
+    @Override
+    protected void tearDown() throws Exception {
+        finder = null;
+        path = null;
+        super.tearDown();
+    }
+
     @NotNull
     protected PsiClass findClass(String qualifiedName) {
         PsiClass psiClass = finder.findClass(qualifiedName, GlobalSearchScope.allScope(getProject()));

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

@@ -39,6 +39,12 @@ public abstract class ExtensibleResolveTestCase extends JetLiteFixture {
         expectedResolveData = getExpectedResolveData();
     }
 
+    @Override
+    protected void tearDown() throws Exception {
+        expectedResolveData = null;
+        super.tearDown();
+    }
+
     protected abstract ExpectedResolveData getExpectedResolveData();
 
     protected void doTest(@NonNls String filePath) throws Exception {