diff --git a/js/js.tests/js.tests.iml b/js/js.tests/js.tests.iml
index 72acf26a5cc..aa9f0a6aab3 100644
--- a/js/js.tests/js.tests.iml
+++ b/js/js.tests/js.tests.iml
@@ -5,7 +5,7 @@
     <content url="file://$MODULE_DIR$">
       <sourceFolder url="file://$MODULE_DIR$/test" isTestSource="true" />
     </content>
-    <orderEntry type="jdk" jdkName="1.6" jdkType="JavaSDK" />
+    <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="module" module-name="js.translator" />
     <orderEntry type="module" module-name="compiler-tests" />
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/ArrayListTest.java b/js/js.tests/test/org/jetbrains/k2js/test/ArrayListTest.java
index 7e3f7506cab..85d4a4706cc 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/ArrayListTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/ArrayListTest.java
@@ -31,32 +31,32 @@ public final class ArrayListTest extends JavaClassesTest {
     }
 
     public void testEmptyList() throws Exception {
-        testFooBoxIsTrue("emptyList.kt");
+        checkFooBoxIsTrue("emptyList.kt");
     }
 
     public void testAccess() throws Exception {
-        testFooBoxIsTrue("access.kt");
+        checkFooBoxIsTrue("access.kt");
     }
 
     public void testIsEmpty() throws Exception {
-        testFooBoxIsTrue("isEmpty.kt");
+        checkFooBoxIsTrue("isEmpty.kt");
     }
 
     public void testArrayAccess() throws Exception {
-        testFooBoxIsTrue("arrayAccess.kt");
+        checkFooBoxIsTrue("arrayAccess.kt");
     }
 
     public void testIterate() throws Exception {
-        testFooBoxIsTrue("iterate.kt");
+        checkFooBoxIsTrue("iterate.kt");
     }
 
     public void testRemove() throws Exception {
-        testFooBoxIsTrue("remove.kt");
+        checkFooBoxIsTrue("remove.kt");
     }
 
     public void testIndexOOB() throws Exception {
         try {
-            testFooBoxIsTrue("indexOOB.kt");
+            checkFooBoxIsTrue("indexOOB.kt");
             fail();
         } catch (JavaScriptException e) {
 
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/ClassInheritanceTest.java b/js/js.tests/test/org/jetbrains/k2js/test/ClassInheritanceTest.java
index ed2d3369c68..6aa1d44b8cc 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/ClassInheritanceTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/ClassInheritanceTest.java
@@ -33,27 +33,27 @@ public final class ClassInheritanceTest extends TranslationTest {
     }
 
     public void testMethodOverride() throws Exception {
-        testFooBoxIsTrue("methodOverride.kt");
+        checkFooBoxIsTrue("methodOverride.kt");
     }
 
     public void testInitializationOrder() throws Exception {
-        testFooBoxIsTrue("initializationOrder.kt");
+        checkFooBoxIsTrue("initializationOrder.kt");
     }
 
     public void testComplexInitializationOrder() throws Exception {
-        testFooBoxIsTrue("complexInitializationOrder.kt");
+        checkFooBoxIsTrue("complexInitializationOrder.kt");
     }
 
     public void testValuePassedToAncestorConstructor() throws Exception {
-        testFooBoxIsTrue("valuePassedToAncestorConstructor.kt");
+        checkFooBoxIsTrue("valuePassedToAncestorConstructor.kt");
     }
 
     public void testBaseClassDefinedAfterDerived() throws Exception {
-        testFooBoxIsTrue("baseClassDefinedAfterDerived.kt");
+        checkFooBoxIsTrue("baseClassDefinedAfterDerived.kt");
     }
 
     public void testDefinitionOrder() throws Exception {
-        testFooBoxIsTrue("definitionOrder.kt");
+        checkFooBoxIsTrue("definitionOrder.kt");
     }
 }
 
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/ConditionalTest.java b/js/js.tests/test/org/jetbrains/k2js/test/ConditionalTest.java
index 8eaec5f933c..01bc150435f 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/ConditionalTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/ConditionalTest.java
@@ -33,7 +33,7 @@ public class ConditionalTest extends AbstractExpressionTest {
 
     public void testIfElseAsExpressionWithThrow() throws Exception {
         try {
-            testFooBoxIsTrue("ifAsExpressionWithThrow.kt");
+            checkFooBoxIsTrue("ifAsExpressionWithThrow.kt");
             fail();
         } catch (JavaScriptException e) {
 
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/ExtensionFunctionTest.java b/js/js.tests/test/org/jetbrains/k2js/test/ExtensionFunctionTest.java
index 783d67f71ec..428fdad5ed7 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/ExtensionFunctionTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/ExtensionFunctionTest.java
@@ -28,38 +28,38 @@ public final class ExtensionFunctionTest extends TranslationTest {
     }
 
     public void testIntExtension() throws Exception {
-        testFooBoxIsTrue("intExtension.kt");
+        checkFooBoxIsTrue("intExtension.kt");
     }
 
     public void testExtensionWithImplicitReceiver() throws Exception {
-        testFooBoxIsTrue("extensionWithImplicitReceiver.kt");
+        checkFooBoxIsTrue("extensionWithImplicitReceiver.kt");
     }
 
     public void testExtensionFunctionOnExpression() throws Exception {
-        testFooBoxIsTrue("extensionFunctionOnExpression.kt");
+        checkFooBoxIsTrue("extensionFunctionOnExpression.kt");
     }
 
     public void testExtensionUsedInsideClass() throws Exception {
-        testFooBoxIsTrue("extensionUsedInsideClass.kt");
+        checkFooBoxIsTrue("extensionUsedInsideClass.kt");
     }
 
     public void testVirtualExtension() throws Exception {
-        testFooBoxIsTrue("virtualExtension.kt");
+        checkFooBoxIsTrue("virtualExtension.kt");
     }
 
     public void testVirtualExtensionOverride() throws Exception {
-        testFooBoxIsTrue("virtualExtensionOverride.kt");
+        checkFooBoxIsTrue("virtualExtensionOverride.kt");
     }
 
     public void testExtensionLiteralPassedToFunction() throws Exception {
-        testFooBoxIsTrue("extensionLiteralPassedToFunction.kt");
+        checkFooBoxIsTrue("extensionLiteralPassedToFunction.kt");
     }
 
     public void testExtensionInsideFunctionLiteral() throws Exception {
-        testFooBoxIsTrue("extensionInsideFunctionLiteral.kt");
+        checkFooBoxIsTrue("extensionInsideFunctionLiteral.kt");
     }
 
     public void testGenericExtension() throws Exception {
-        testFooBoxIsOk("generic.kt");
+        checkFooBoxIsOk("generic.kt");
     }
 }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/ExtensionPropertyTest.java b/js/js.tests/test/org/jetbrains/k2js/test/ExtensionPropertyTest.java
index 983dd8ab86f..c6387d097bb 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/ExtensionPropertyTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/ExtensionPropertyTest.java
@@ -28,14 +28,14 @@ public final class ExtensionPropertyTest extends TranslationTest {
     }
 
     public void testSimplePropertyWithGetter() throws Exception {
-        testFooBoxIsTrue("simplePropertyWithGetter.kt");
+        checkFooBoxIsTrue("simplePropertyWithGetter.kt");
     }
 
     public void testPropertyWithGetterAndSetter() throws Exception {
-        testFooBoxIsTrue("propertyWithGetterAndSetter.kt");
+        checkFooBoxIsTrue("propertyWithGetterAndSetter.kt");
     }
 
     public void testAbsExtension() throws Exception {
-        testFooBoxIsTrue("absExtension.kt");
+        checkFooBoxIsTrue("absExtension.kt");
     }
 }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/ForTest.java b/js/js.tests/test/org/jetbrains/k2js/test/ForTest.java
index 6c469fc070e..4ea77af1c5d 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/ForTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/ForTest.java
@@ -29,10 +29,10 @@ public final class ForTest extends AbstractExpressionTest {
     }
 
     public void testForIteratesOverArray() throws Exception {
-        testFooBoxIsTrue("forIteratesOverArray.kt");
+        checkFooBoxIsTrue("forIteratesOverArray.kt");
     }
 
     public void testForOnEmptyArray() throws Exception {
-        testFooBoxIsTrue("forOnEmptyArray.kt");
+        checkFooBoxIsTrue("forOnEmptyArray.kt");
     }
 }
\ No newline at end of file
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/FunctionTest.java b/js/js.tests/test/org/jetbrains/k2js/test/FunctionTest.java
index c339e7343af..f819c841a4d 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/FunctionTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/FunctionTest.java
@@ -29,35 +29,35 @@ public class FunctionTest extends AbstractExpressionTest {
     }
 
     public void testFunctionUsedBeforeDeclaration() throws Exception {
-        testFooBoxIsTrue("functionUsedBeforeDeclaration.kt");
+        checkFooBoxIsTrue("functionUsedBeforeDeclaration.kt");
     }
 
     public void testFunctionWithTwoParametersCall() throws Exception {
-        testFooBoxIsTrue("functionWithTwoParametersCall.kt");
+        checkFooBoxIsTrue("functionWithTwoParametersCall.kt");
     }
 
     public void testFunctionLiteral() throws Exception {
-        testFooBoxIsTrue("functionLiteral.kt");
+        checkFooBoxIsTrue("functionLiteral.kt");
     }
 
     public void testAdderClosure() throws Exception {
-        testFooBoxIsTrue("adderClosure.kt");
+        checkFooBoxIsTrue("adderClosure.kt");
     }
 
     public void testLoopClosure() throws Exception {
-        testFooBoxIsTrue("loopClosure.kt");
+        checkFooBoxIsTrue("loopClosure.kt");
     }
 
     public void testFunctionLiteralAsParameter() throws Exception {
-        testFooBoxIsTrue("functionLiteralAsParameter.kt");
+        checkFooBoxIsTrue("functionLiteralAsParameter.kt");
     }
 
     public void testClosureWithParameter() throws Exception {
-        testFooBoxIsOk("closureWithParameter.kt");
+        checkFooBoxIsOk("closureWithParameter.kt");
     }
 
     public void testClosureWithParameterAndBoxing() throws Exception {
-        testFooBoxIsOk("closureWithParameterAndBoxing.jet");
+        checkFooBoxIsOk("closureWithParameterAndBoxing.jet");
     }
 
     public void testEnclosingThis() throws Exception {
@@ -66,32 +66,32 @@ public class FunctionTest extends AbstractExpressionTest {
 
 
     public void testImplicitItParameter() throws Exception {
-        testFooBoxIsTrue("implicitItParameter.kt");
+        checkFooBoxIsTrue("implicitItParameter.kt");
     }
 
 
     public void testDefaultParameters() throws Exception {
-        testFooBoxIsTrue("defaultParameters.kt");
+        checkFooBoxIsTrue("defaultParameters.kt");
     }
 
 
     public void testFunctionLiteralAsLastParameter() throws Exception {
-        testFooBoxIsTrue("functionLiteralAsLastParameter.kt");
+        checkFooBoxIsTrue("functionLiteralAsLastParameter.kt");
     }
 
 
     public void testNamedArguments() throws Exception {
-        testFooBoxIsTrue("namedArguments.kt");
+        checkFooBoxIsTrue("namedArguments.kt");
     }
 
 
     public void testExpressionAsFunction() throws Exception {
-        testFooBoxIsTrue("expressionAsFunction.kt");
+        checkFooBoxIsTrue("expressionAsFunction.kt");
     }
 
 
     public void testVararg() throws Exception {
-        testFooBoxIsTrue("vararg.kt");
+        checkFooBoxIsTrue("vararg.kt");
     }
 
 
@@ -104,6 +104,6 @@ public class FunctionTest extends AbstractExpressionTest {
     }
 
     public void testFunctionInsideFunction() throws Exception {
-        testFooBoxIsTrue("functionInsideFunction.kt");
+        checkFooBoxIsTrue("functionInsideFunction.kt");
     }
 }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/MiscTest.java b/js/js.tests/test/org/jetbrains/k2js/test/MiscTest.java
index d56a8371b78..b34076ddce0 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/MiscTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/MiscTest.java
@@ -36,11 +36,11 @@ public final class MiscTest extends AbstractExpressionTest {
 
     public void testIntRange() throws Exception {
         // checkOutput("intRange.kt", " ");
-        testFooBoxIsTrue("intRange.kt");
+        checkFooBoxIsTrue("intRange.kt");
     }
 
 
     public void testSafecallComputesExpressionOnlyOnce() throws Exception {
-        testFooBoxIsTrue("safecallComputesExpressionOnlyOnce.kt");
+        checkFooBoxIsTrue("safecallComputesExpressionOnlyOnce.kt");
     }
 }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/MultiFileTest.java b/js/js.tests/test/org/jetbrains/k2js/test/MultiFileTest.java
index 76738d49285..4b0a375f952 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/MultiFileTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/MultiFileTest.java
@@ -29,15 +29,15 @@ public final class MultiFileTest extends TranslationTest {
     }
 
     public void testFunctionsVisibleFromOtherFile() throws Exception {
-        testFooBoxIsTrue("functionsVisibleFromOtherFile");
+        checkFooBoxIsTrue("functionsVisibleFromOtherFile");
     }
 
     public void testClassesInheritedFromOtherFile() throws Exception {
-        testFooBoxIsTrue("classesInheritedFromOtherFile");
+        checkFooBoxIsTrue("classesInheritedFromOtherFile");
     }
 
     @Override
-    public void testFooBoxIsTrue(String dirName) throws Exception {
+    public void checkFooBoxIsTrue(String dirName) throws Exception {
         testMultiFile(dirName, "foo", "box", true);
     }
 }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/MultiNamespaceTest.java b/js/js.tests/test/org/jetbrains/k2js/test/MultiNamespaceTest.java
index 8d7d473d636..cdc9b928b36 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/MultiNamespaceTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/MultiNamespaceTest.java
@@ -28,15 +28,15 @@ public class MultiNamespaceTest extends TranslationTest {
     }
 
     public void testFunctionsVisibleFromOtherNamespace() throws Exception {
-        testFooBoxIsTrue("functionsVisibleFromOtherNamespace");
+        checkFooBoxIsTrue("functionsVisibleFromOtherNamespace");
     }
 
     public void testClassesInheritedFromOtherNamespace() throws Exception {
-        testFooBoxIsTrue("classesInheritedFromOtherNamespace");
+        checkFooBoxIsTrue("classesInheritedFromOtherNamespace");
     }
 
     @Override
-    public void testFooBoxIsTrue(String dirName) throws Exception {
+    public void checkFooBoxIsTrue(String dirName) throws Exception {
         testMultiFile(dirName, "foo", "box", true);
     }
 }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/NameClashesTest.java b/js/js.tests/test/org/jetbrains/k2js/test/NameClashesTest.java
index 67f563d2430..c3c7d2c5bc8 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/NameClashesTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/NameClashesTest.java
@@ -29,6 +29,6 @@ public final class NameClashesTest extends TranslationTest {
     }
 
     public void testMethodOverload() throws Exception {
-        testFooBoxIsTrue("methodOverload.kt");
+        checkFooBoxIsTrue("methodOverload.kt");
     }
 }
\ No newline at end of file
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/ObjectTest.java b/js/js.tests/test/org/jetbrains/k2js/test/ObjectTest.java
index f0824057fdc..c40cebca8fa 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/ObjectTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/ObjectTest.java
@@ -30,16 +30,16 @@ public final class ObjectTest extends TranslationTest {
 
 
     public void testObjectWithMethods() throws Exception {
-        testFooBoxIsTrue("objectWithMethods.kt");
+        checkFooBoxIsTrue("objectWithMethods.kt");
     }
 
 
     public void testObjectDeclaration() throws Exception {
-        testFooBoxIsTrue("objectDeclaration.kt");
+        checkFooBoxIsTrue("objectDeclaration.kt");
     }
 
 
     public void testObjectInMethod() throws Exception {
-        testFooBoxIsTrue("objectInMethod.kt");
+        checkFooBoxIsTrue("objectInMethod.kt");
     }
 }
\ No newline at end of file
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/OperatorOverloadingTest.java b/js/js.tests/test/org/jetbrains/k2js/test/OperatorOverloadingTest.java
index d36e34ed211..61a0fe93124 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/OperatorOverloadingTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/OperatorOverloadingTest.java
@@ -30,79 +30,79 @@ public final class OperatorOverloadingTest extends TranslationTest {
 
 
     public void testPlusOverload() throws Exception {
-        testFooBoxIsTrue("plusOverload.kt");
+        checkFooBoxIsTrue("plusOverload.kt");
     }
 
 
     public void testPostfixInc() throws Exception {
-        testFooBoxIsTrue("postfixIncOverload.kt");
+        checkFooBoxIsTrue("postfixIncOverload.kt");
     }
 
 
     public void testPrefixDecOverload() throws Exception {
-        testFooBoxIsTrue("prefixDecOverload.kt");
+        checkFooBoxIsTrue("prefixDecOverload.kt");
     }
 
 
     public void testPrefixIncReturnsCorrectValue() throws Exception {
-        testFooBoxIsTrue("prefixIncReturnsCorrectValue.kt");
+        checkFooBoxIsTrue("prefixIncReturnsCorrectValue.kt");
     }
 
 
     public void testOverloadedCallOnProperty() throws Exception {
-        testFooBoxIsTrue("overloadedCallOnProperty.kt");
+        checkFooBoxIsTrue("overloadedCallOnProperty.kt");
     }
 
 
     public void testPostfixOnProperty() throws Exception {
-        testFooBoxIsTrue("postfixOnProperty.kt");
+        checkFooBoxIsTrue("postfixOnProperty.kt");
     }
 
 
     public void testOperatorOverloadOnPropertyCallGetterAndSetterOnlyOnce() throws Exception {
-        testFooBoxIsTrue("operatorOverloadOnPropertyCallGetterAndSetterOnlyOnce.kt");
+        checkFooBoxIsTrue("operatorOverloadOnPropertyCallGetterAndSetterOnlyOnce.kt");
     }
 
 
     public void testUnaryOnIntProperty() throws Exception {
-        testFooBoxIsTrue("unaryOnIntProperty.kt");
+        checkFooBoxIsTrue("unaryOnIntProperty.kt");
     }
 
 
     public void testUnaryOnIntPropertyAsStatement() throws Exception {
-        testFooBoxIsTrue("unaryOnIntProperty2.kt");
+        checkFooBoxIsTrue("unaryOnIntProperty2.kt");
     }
 
 
     public void testBinaryDivOverload() throws Exception {
-        testFooBoxIsTrue("binaryDivOverload.kt");
+        checkFooBoxIsTrue("binaryDivOverload.kt");
     }
 
 
     public void testPlusAssignNoReassign() throws Exception {
-        testFooBoxIsTrue("plusAssignNoReassign.kt");
+        checkFooBoxIsTrue("plusAssignNoReassign.kt");
     }
 
     public void testNotOverload() throws Exception {
-        testFooBoxIsTrue("notOverload.kt");
+        checkFooBoxIsTrue("notOverload.kt");
     }
 
 
     public void testCompareTo() throws Exception {
-        testFooBoxIsTrue("compareTo.kt");
+        checkFooBoxIsTrue("compareTo.kt");
     }
 
 
     public void testPlusAndMinusAsAnExpression() throws Exception {
-        testFooBoxIsTrue("plusAndMinusAsAnExpression.kt");
+        checkFooBoxIsTrue("plusAndMinusAsAnExpression.kt");
     }
 
 
     public void testUsingModInCaseModAssignNotAvailable() throws Exception {
-        testFooBoxIsTrue("usingModInCaseModAssignNotAvailable.kt");
+        checkFooBoxIsTrue("usingModInCaseModAssignNotAvailable.kt");
     }
 
     public void testOverloadPlusAssignArrayList() throws Exception {
-        testFooBoxIsOk("overloadPlusAssignArrayList.kt");
+        checkFooBoxIsOk("overloadPlusAssignArrayList.kt");
     }
 }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/PatternMatchingTest.java b/js/js.tests/test/org/jetbrains/k2js/test/PatternMatchingTest.java
index d9ff84c1b0e..7bb03d3fd06 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/PatternMatchingTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/PatternMatchingTest.java
@@ -32,37 +32,37 @@ public final class PatternMatchingTest extends TranslationTest {
 
 
     public void testWhenType() throws Exception {
-        testFooBoxIsTrue("whenType.kt");
+        checkFooBoxIsTrue("whenType.kt");
     }
 
 
     public void testWhenNotType() throws Exception {
-        testFooBoxIsTrue("whenNotType.kt");
+        checkFooBoxIsTrue("whenNotType.kt");
     }
 
 
     public void testWhenExecutesOnlyOnce() throws Exception {
-        testFooBoxIsTrue("whenExecutesOnlyOnce.kt");
+        checkFooBoxIsTrue("whenExecutesOnlyOnce.kt");
     }
 
 
     public void testWhenValue() throws Exception {
-        testFooBoxIsTrue("whenValue.kt");
+        checkFooBoxIsTrue("whenValue.kt");
     }
 
 
     public void testWhenNotValue() throws Exception {
-        testFooBoxIsTrue("whenNotValue.kt");
+        checkFooBoxIsTrue("whenNotValue.kt");
     }
 
 
     public void testWhenValueOrType() throws Exception {
-        testFooBoxIsTrue("whenValueOrType.kt");
+        checkFooBoxIsTrue("whenValueOrType.kt");
     }
 
 
     public void testWhenWithIf() throws Exception {
-        testFooBoxIsTrue("whenWithIf.kt");
+        checkFooBoxIsTrue("whenWithIf.kt");
     }
 
 
@@ -72,17 +72,17 @@ public final class PatternMatchingTest extends TranslationTest {
 
 
     public void testMatchNullableType() throws Exception {
-        testFooBoxIsTrue("matchNullableType.kt");
+        checkFooBoxIsTrue("matchNullableType.kt");
     }
 
 
     public void testWhenAsExpression() throws Exception {
-        testFooBoxIsTrue("whenAsExpression.kt");
+        checkFooBoxIsTrue("whenAsExpression.kt");
     }
 
     public void whenAsExpressionWithThrow() throws Exception {
         try {
-            testFooBoxIsTrue("whenAsExpressionWithThrow.kt");
+            checkFooBoxIsTrue("whenAsExpressionWithThrow.kt");
             fail();
         } catch (JavaScriptException e) {
         }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/PropertyAccessTest.java b/js/js.tests/test/org/jetbrains/k2js/test/PropertyAccessTest.java
index d08b4b1dd52..78d7e0243dc 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/PropertyAccessTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/PropertyAccessTest.java
@@ -30,12 +30,12 @@ public final class PropertyAccessTest extends TranslationTest {
 
 
     public void testAccessToInstanceProperty() throws Exception {
-        testFooBoxIsTrue("accessToInstanceProperty.kt");
+        checkFooBoxIsTrue("accessToInstanceProperty.kt");
     }
 
 
     public void testTwoClassesWithProperties() throws Exception {
-        testFooBoxIsTrue("twoClassesWithProperties.kt");
+        checkFooBoxIsTrue("twoClassesWithProperties.kt");
     }
 
 
@@ -45,55 +45,55 @@ public final class PropertyAccessTest extends TranslationTest {
 
 
     public void testCustomGetter() throws Exception {
-        testFooBoxIsTrue("customGetter.kt");
+        checkFooBoxIsTrue("customGetter.kt");
     }
 
 
     public void testCustomSetter() throws Exception {
-        testFooBoxIsTrue("customSetter.kt");
+        checkFooBoxIsTrue("customSetter.kt");
     }
 
 
     public void testSafeCall() throws Exception {
-        testFooBoxIsTrue("safeCall.kt");
+        checkFooBoxIsTrue("safeCall.kt");
     }
 
 
     //TODO: place safecalls under distinkt category
     public void testSafeCallReturnsNullIfFails() throws Exception {
-        testFooBoxIsTrue("safeCallReturnsNullIfFails.kt");
+        checkFooBoxIsTrue("safeCallReturnsNullIfFails.kt");
     }
 
 
     public void testNamespacePropertyInitializer() throws Exception {
-        testFooBoxIsTrue("namespacePropertyInitializer.kt");
+        checkFooBoxIsTrue("namespacePropertyInitializer.kt");
     }
 
 
     public void testNamespacePropertySet() throws Exception {
-        testFooBoxIsTrue("namespacePropertySet.kt");
+        checkFooBoxIsTrue("namespacePropertySet.kt");
     }
 
     public void testNamespaceCustomAccessors() throws Exception {
-        testFooBoxIsTrue("namespaceCustomAccessors.kt");
+        checkFooBoxIsTrue("namespaceCustomAccessors.kt");
     }
 
 
     public void testClassUsesNamespaceProperties() throws Exception {
-        testFooBoxIsTrue("classUsesNamespaceProperties.kt");
+        checkFooBoxIsTrue("classUsesNamespaceProperties.kt");
     }
 
 
     public void testSafeAccess() throws Exception {
-        testFooBoxIsTrue("safeAccess.kt");
+        checkFooBoxIsTrue("safeAccess.kt");
     }
 
     public void testSafeExtensionFunctionCall() throws Exception {
-        testFooBoxIsOk("safeExtensionFunctionCall.kt");
+        checkFooBoxIsOk("safeExtensionFunctionCall.kt");
     }
 
     public void testExtensionLiteralSafeCall() throws Exception {
-        testFooBoxIsTrue("extensionLiteralSafeCall.kt");
+        checkFooBoxIsTrue("extensionLiteralSafeCall.kt");
     }
 
 }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/RTTITest.java b/js/js.tests/test/org/jetbrains/k2js/test/RTTITest.java
index 03ea3e85b9c..2529fbcc5ee 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/RTTITest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/RTTITest.java
@@ -29,10 +29,10 @@ public class RTTITest extends TranslationTest {
     }
 
     public void testIsSameClass() throws Exception {
-        testFooBoxIsTrue("isSameClass.kt");
+        checkFooBoxIsTrue("isSameClass.kt");
     }
 
     public void testNotIsOtherClass() throws Exception {
-        testFooBoxIsTrue("notIsOtherClass.kt");
+        checkFooBoxIsTrue("notIsOtherClass.kt");
     }
 }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/RangeTest.java b/js/js.tests/test/org/jetbrains/k2js/test/RangeTest.java
index fe3b89d2756..6fbc5269a41 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/RangeTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/RangeTest.java
@@ -30,20 +30,20 @@ public final class RangeTest extends TranslationTest {
 
 
     public void testExplicitRange() throws Exception {
-        testFooBoxIsTrue("explicitRange.kt");
+        checkFooBoxIsTrue("explicitRange.kt");
     }
 
 
     public void testRangeSugarSyntax() throws Exception {
-        testFooBoxIsTrue("rangeSugarSyntax.kt");
+        checkFooBoxIsTrue("rangeSugarSyntax.kt");
     }
 
 
     public void testIntInRange() throws Exception {
-        testFooBoxIsTrue("intInRange.kt");
+        checkFooBoxIsTrue("intInRange.kt");
     }
 
     public void testIteratingOverRanges() throws Exception {
-        testFooBoxIsTrue("iteratingOverRanges.kt");
+        checkFooBoxIsTrue("iteratingOverRanges.kt");
     }
 }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/SimpleTestSuite.java b/js/js.tests/test/org/jetbrains/k2js/test/SimpleTestSuite.java
index 6f8f741ca4f..5b7637a36ba 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/SimpleTestSuite.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/SimpleTestSuite.java
@@ -29,7 +29,7 @@ public final class SimpleTestSuite extends UsefulTestCase {
         return Suite.suiteForDirectory("simple/", new Suite.SingleFileTester() {
             @Override
             public void performTest(@NotNull Suite test, @NotNull String filename) throws Exception {
-                test.testFooBoxIsTrue(filename);
+                test.checkFooBoxIsTrue(filename);
             }
         });
     }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/StandardClassesTest.java b/js/js.tests/test/org/jetbrains/k2js/test/StandardClassesTest.java
index 95b2cbedcf1..51578051cc4 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/StandardClassesTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/StandardClassesTest.java
@@ -29,38 +29,38 @@ public class StandardClassesTest extends TranslationTest {
 
 
     public void testArray() throws Exception {
-        testFooBoxIsTrue("array.kt");
+        checkFooBoxIsTrue("array.kt");
     }
 
 
     public void testArrayAccess() throws Exception {
-        testFooBoxIsTrue("arrayAccess.kt");
+        checkFooBoxIsTrue("arrayAccess.kt");
     }
 
 
     public void testArrayIsFilledWithNulls() throws Exception {
-        testFooBoxIsTrue("arrayIsFilledWithNulls.kt");
+        checkFooBoxIsTrue("arrayIsFilledWithNulls.kt");
     }
 
 
     public void testArrayFunctionConstructor() throws Exception {
-        testFooBoxIsTrue("arrayFunctionConstructor.kt");
+        checkFooBoxIsTrue("arrayFunctionConstructor.kt");
     }
 
 
     public void testArraySize() throws Exception {
-        testFooBoxIsTrue("arraySize.kt");
+        checkFooBoxIsTrue("arraySize.kt");
     }
 
     //TODO: this feature in not supported for some time
     //TODO: support it. Probably configurable.
 //    (expected = JavaScriptException.class)
 //    public void arrayThrowsExceptionOnOOBaccess() throws Exception {
-//        testFooBoxIsTrue("arrayThrowsExceptionOnOOBaccess.kt");
+//        checkFooBoxIsTrue("arrayThrowsExceptionOnOOBaccess.kt");
 //    }
 
 
     public void testArraysIterator() throws Exception {
-        testFooBoxIsTrue("arraysIterator.kt");
+        checkFooBoxIsTrue("arraysIterator.kt");
     }
 }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/StringTest.java b/js/js.tests/test/org/jetbrains/k2js/test/StringTest.java
index bf45441f9e7..b01412c5f06 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/StringTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/StringTest.java
@@ -29,11 +29,11 @@ public class StringTest extends AbstractExpressionTest {
     }
 
     public void testStringConstant() throws Exception {
-        testFooBoxIsTrue("stringConstant.kt");
+        checkFooBoxIsTrue("stringConstant.kt");
     }
 
     public void testStringAssignment() throws Exception {
-        testFooBoxIsTrue("stringAssignment.kt");
+        checkFooBoxIsTrue("stringAssignment.kt");
     }
 
     public void testIntInTemplate() throws Exception {
@@ -49,6 +49,6 @@ public class StringTest extends AbstractExpressionTest {
     }
 
     public void testToStringMethod() throws Exception {
-        testFooBoxIsTrue("objectToStringCallInTemplate.kt");
+        checkFooBoxIsTrue("objectToStringCallInTemplate.kt");
     }
 }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/TraitTest.java b/js/js.tests/test/org/jetbrains/k2js/test/TraitTest.java
index f58d18d038f..0363121db1c 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/TraitTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/TraitTest.java
@@ -30,41 +30,41 @@ public final class TraitTest extends TranslationTest {
 
 
     public void testTraitAddsFunctionsToClass() throws Exception {
-        testFooBoxIsTrue("traitAddsFunctionsToClass.kt");
+        checkFooBoxIsTrue("traitAddsFunctionsToClass.kt");
     }
 
 
     public void testClassDerivesFromClassAndTrait() throws Exception {
-        testFooBoxIsTrue("classDerivesFromClassAndTrait.kt");
+        checkFooBoxIsTrue("classDerivesFromClassAndTrait.kt");
     }
 
 
     public void testClassDerivesFromTraitAndClass() throws Exception {
-        testFooBoxIsTrue("classDerivesFromTraitAndClass.kt");
+        checkFooBoxIsTrue("classDerivesFromTraitAndClass.kt");
     }
 
 
     public void testExample() throws Exception {
-        testFooBoxIsTrue("example.kt");
+        checkFooBoxIsTrue("example.kt");
     }
 
 
     public void testTraitExtendsTrait() throws Exception {
-        testFooBoxIsTrue("traitExtendsTrait.kt");
+        checkFooBoxIsTrue("traitExtendsTrait.kt");
     }
 
 
     public void testTraitExtendsTwoTraits() throws Exception {
-        testFooBoxIsTrue("traitExtendsTwoTraits.kt");
+        checkFooBoxIsTrue("traitExtendsTwoTraits.kt");
     }
 
 
     public void testFunDelegation() throws Exception {
-        testFooBoxIsOk("funDelegation.jet");
+        checkFooBoxIsOk("funDelegation.jet");
     }
 
 
     public void testDefinitionOrder() throws Exception {
-        testFooBoxIsTrue("definitionOrder.kt");
+        checkFooBoxIsTrue("definitionOrder.kt");
     }
 }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/TranslationTest.java b/js/js.tests/test/org/jetbrains/k2js/test/TranslationTest.java
index bbb77c11318..cd3a6d72a54 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/TranslationTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/TranslationTest.java
@@ -17,6 +17,7 @@
 package org.jetbrains.k2js.test;
 
 import com.google.dart.compiler.backend.js.ast.JsProgram;
+import com.intellij.openapi.util.io.FileUtil;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.jet.lang.psi.JetFile;
 import org.jetbrains.k2js.facade.K2JSTranslator;
@@ -27,9 +28,6 @@ import java.io.File;
 import java.io.FileInputStream;
 import java.io.FileReader;
 import java.io.IOException;
-import java.nio.MappedByteBuffer;
-import java.nio.channels.FileChannel;
-import java.nio.charset.Charset;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.Collections;
@@ -158,13 +156,17 @@ public abstract class TranslationTest extends BaseTest {
         return getExpectedPath() + testName + ".out";
     }
 
-    protected void runFileWithRhino(String inputFile, Context context, Scriptable scope) throws Exception {
+    protected static void runFileWithRhino(String inputFile, Context context, Scriptable scope) throws Exception {
         FileReader reader = new FileReader(inputFile);
-        context.evaluateReader(scope, reader, inputFile, 1, null);
-        reader.close();
+        try {
+            context.evaluateReader(scope, reader, inputFile, 1, null);
+        } finally {
+            reader.close();
+        }
     }
 
-    protected void runRhinoTest(List<String> fileNames, RhinoResultChecker checker) throws Exception {
+    protected static void runRhinoTest(@NotNull List<String> fileNames,
+                                       @NotNull RhinoResultChecker checker) throws Exception {
         Context context = Context.enter();
         Scriptable scope = context.initStandardObjects();
         for (String filename : fileNames) {
@@ -174,11 +176,11 @@ public abstract class TranslationTest extends BaseTest {
         Context.exit();
     }
 
-    public void testFooBoxIsTrue(String filename) throws Exception {
+    public void checkFooBoxIsTrue(String filename) throws Exception {
         testFunctionOutput(filename, "foo", "box", true);
     }
 
-    public void testFooBoxIsOk(String filename) throws Exception {
+    public void checkFooBoxIsOk(String filename) throws Exception {
         testFunctionOutput(filename, "foo", "box", "OK");
     }
 
@@ -188,21 +190,16 @@ public abstract class TranslationTest extends BaseTest {
                      new RhinoSystemOutputChecker(expectedResult, Arrays.asList(args)));
     }
 
-    protected void testWithMain(String testName, String testId, String... args) throws Exception {
+    protected void performTestWithMain(String testName, String testId, String... args) throws Exception {
         checkOutput(testName + ".kt", readFile(expected(testName + testId)), args);
     }
 
     private static String readFile(String path) throws IOException {
         FileInputStream stream = new FileInputStream(new File(path));
         try {
-            FileChannel fc = stream.getChannel();
-            MappedByteBuffer bb = fc.map(FileChannel.MapMode.READ_ONLY, 0, fc.size());
-            /* Instead of using default, pass in a decoder. */
-            return Charset.defaultCharset().decode(bb).toString();
+            return FileUtil.loadTextAndClose(stream);
         } finally {
             stream.close();
         }
     }
-
-
 }
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/TupleTest.java b/js/js.tests/test/org/jetbrains/k2js/test/TupleTest.java
index d40b350d90f..e2e18fbe6e8 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/TupleTest.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/TupleTest.java
@@ -29,11 +29,11 @@ public final class TupleTest extends TranslationTest {
     }
 
     public void testTwoElements() throws Exception {
-        testFooBoxIsTrue("twoElements.kt");
+        checkFooBoxIsTrue("twoElements.kt");
     }
 
     public void testMultipleMembers() throws Exception {
-        testFooBoxIsTrue("multipleMembers.kt");
+        checkFooBoxIsTrue("multipleMembers.kt");
     }
 
 
diff --git a/js/js.tests/test/org/jetbrains/k2js/test/WebDemoExamples2Test.java b/js/js.tests/test/org/jetbrains/k2js/test/WebDemoExamples2Test.java
index 1eb409c2b8a..cd9da6a45b3 100644
--- a/js/js.tests/test/org/jetbrains/k2js/test/WebDemoExamples2Test.java
+++ b/js/js.tests/test/org/jetbrains/k2js/test/WebDemoExamples2Test.java
@@ -29,22 +29,22 @@ public final class WebDemoExamples2Test extends TranslationTest {
     }
 
     public void testBottles() throws Exception {
-        testWithMain("bottles", "2", "2");
-        testWithMain("bottles", "");
+        performTestWithMain("bottles", "2", "2");
+        performTestWithMain("bottles", "");
     }
 
     public void testLife() throws Exception {
-        testWithMain("life", "", "2");
+        performTestWithMain("life", "", "2");
     }
 
     public void testBuilder() throws Exception {
-        testWithMain("builder", "");
-        testWithMain("builder", "1", "over9000");
+        performTestWithMain("builder", "");
+        performTestWithMain("builder", "1", "over9000");
     }
 
     //TODO: comparator LinkedList dependencies
 //    @Test
 //    public void maze() throws Exception {
-//        testWithMain("maze", "");
+//        performTestWithMain("maze", "");
 //    }
 }
diff --git a/js/js.translator/src/org/jetbrains/k2js/facade/K2JSTranslator.java b/js/js.translator/src/org/jetbrains/k2js/facade/K2JSTranslator.java
index fe744752b94..09461d0d0f8 100644
--- a/js/js.translator/src/org/jetbrains/k2js/facade/K2JSTranslator.java
+++ b/js/js.translator/src/org/jetbrains/k2js/facade/K2JSTranslator.java
@@ -61,8 +61,11 @@ public final class K2JSTranslator {
         }
         String callToMain = translator.generateCallToMain(fileWithMain, "");
         FileWriter writer = new FileWriter(new File(outputPath));
-        writer.write(programCode + callToMain);
-        writer.close();
+        try {
+            writer.write(programCode + callToMain);
+        } finally {
+            writer.close();
+        }
     }
 
     public static void saveProgramToFile(@NotNull String outputFile, @NotNull JsProgram program) throws IOException {
@@ -79,6 +82,8 @@ public final class K2JSTranslator {
     }
 
     //TODO: refactor
+    //TODO: web demo related method
+    @SuppressWarnings("UnusedDeclaration")
     @NotNull
     public String translateStringWithCallToMain(@NotNull String programText, @NotNull String argumentsString) {
         JetFile file = JetFileUtils.createPsiFile("test", programText, getProject());
@@ -103,6 +108,8 @@ public final class K2JSTranslator {
         return generator.generateToString(program);
     }
 
+    //TODO: relates to web demo
+    @SuppressWarnings("UnusedDeclaration")
     @NotNull
     public BindingContext analyzeProgramCode(@NotNull String programText) {
         JetFile file = JetFileUtils.createPsiFile("test", programText, getProject());
@@ -126,7 +133,7 @@ public final class K2JSTranslator {
     }
 
     @NotNull
-    private List<String> parseString(@NotNull String argumentString) {
+    private static List<String> parseString(@NotNull String argumentString) {
         List<String> result = new ArrayList<String>();
         StringTokenizer stringTokenizer = new StringTokenizer(argumentString);
         while (stringTokenizer.hasMoreTokens()) {