diff --git a/Tests/Objective-J/Preprocessor/BehaviorTests/InheritanceTest.j b/Tests/Objective-J/Preprocessor/BehaviorTests/InheritanceTest.j
new file mode 100644
index 000000000..5fcd7b5f4
--- /dev/null
+++ b/Tests/Objective-J/Preprocessor/BehaviorTests/InheritanceTest.j
@@ -0,0 +1,131 @@
+@import <Foundation/Foundation.j>
+
+@implementation ParentClass : CPObject
+{
+    id ivar;
+}
+
+- (CPString)classNameString
+{
+    return @"ParentClass";
+}
+
+@end
+
+@implementation ChildClass : ParentClass
+{
+}
+
+- (id)ivar
+{
+    return ivar;
+}
+
+- (void)setIvar:(id)newValue
+{
+    ivar = newValue;
+}
+
+- (CPString)classNameString
+{
+    return @"ChildClass";
+}
+
+- (CPString)parentClassNameString
+{
+    return [super classNameString];
+}
+
+@end
+
+@implementation GrandChildClass : ChildClass
+{
+}
+
+- (CPString)classNameString
+{
+    return @"GrandChildClass";
+}
+
+- (CPString)parentClassNameString
+{
+    return [super classNameString];
+}
+
+- (CPString)grandParentClassNameString
+{
+    return [super parentClassNameString];
+}
+
+@end
+
+@implementation InheritanceTest : OJTestCase
+{
+    ParentClass parentClass;
+    ChildClass childClass;
+    GrandChildClass grandChildClass;
+}
+
+- (void)setUp
+{
+    parentClass = [[ParentClass alloc] init];
+    childClass = [[ChildClass alloc] init];
+    grandChildClass = [[GrandChildClass alloc] init];
+}
+
+- (void)testIvarInheritance
+{
+    [self assert:nil equals:parentClass.ivar];
+    [self assert:nil equals:childClass.ivar];
+    [self assert:nil equals:grandChildClass.ivar];
+
+    parentClass.ivar = 1;
+    childClass.ivar = 2;
+    grandChildClass.ivar = 3;
+
+    [self assert:1 equals:parentClass.ivar];
+    [self assert:2 equals:childClass.ivar];
+    [self assert:3 equals:grandChildClass.ivar];
+}
+
+- (void)testIvarIndependence
+{
+    parentClass.ivar = 1;
+    [self assert:1 equals:parentClass.ivar];
+    [self assert:nil equals:childClass.ivar];
+    [self assert:nil equals:grandChildClass.ivar];
+
+    childClass.ivar = 2;
+    [self assert:1 equals:parentClass.ivar];
+    [self assert:2 equals:childClass.ivar];
+    [self assert:nil equals:grandChildClass.ivar];
+
+    grandChildClass.ivar = 3;
+    [self assert:1 equals:parentClass.ivar];
+    [self assert:2 equals:childClass.ivar];
+    [self assert:3 equals:grandChildClass.ivar];
+}
+
+- (void)testMethodInheritance
+{
+    [self assertThrows:function()
+    {
+        [parentClass setIvar:5];
+    }];
+    [childClass setIvar:5];
+    [grandChildClass setIvar:10];
+    [self assert:nil equals:parentClass.ivar];
+    [self assert:5 equals:childClass.ivar];
+    [self assert:10 equals:grandChildClass.ivar];
+}
+
+- (void)testSuper
+{
+    [self assert:@"ParentClass" equals:[parentClass classNameString]];
+    [self assert:@"ParentClass" equals:[childClass parentClassNameString]];
+    [self assert:@"ParentClass" equals:[grandChildClass grandParentClassNameString]];
+}
+
+@end
+
+
diff --git a/Tests/Objective-J/Preprocessor/BehaviorTests/IvarTest.j b/Tests/Objective-J/Preprocessor/BehaviorTests/IvarTest.j
new file mode 100644
index 000000000..d0c38aad9
--- /dev/null
+++ b/Tests/Objective-J/Preprocessor/BehaviorTests/IvarTest.j
@@ -0,0 +1,117 @@
+@import <Foundation/Foundation.j>
+
+@implementation IvarTestClass : CPObject
+{
+    id ivar1 @accessors;
+    var ivar2 @accessors(readonly);
+    CPNumber ivar3;
+}
+
+- (void)setIvar1UsingEval:(id)value
+{
+    eval(@"var ivar1 = " + value);
+}
+
+- (void)doNothingToIvar1UsingEval:(id)value
+{
+    (function()
+    {
+        eval(@"var ivar1 = " + value);
+    })();
+}
+
+- (void)setIvar1DespiteAWithStatement:(id)value
+{
+    with({})
+    {
+        ivar1 = value;
+    }
+}
+
+- (void)doNothingToIvar1BecauseOfWithStatement:(id)value
+{
+    with({'ivar1':null})
+    {
+        ivar1 = value;
+    }
+}
+
+- (void)setIvar1UsingAShadowingLocalVariable:(id)ivar1
+{
+    self.ivar1 = ivar1;
+}
+
+@end
+
+@implementation IvarTest : OJTestCase
+{
+    IvarTestClass testClass;
+}
+
+- (void)setUp
+{
+    testClass = [[IvarTestClass alloc] init];
+}
+
+- (void)testDirectAccess
+{
+    [self assert:nil equals:testClass.ivar1];
+    testClass.ivar1 = 5;
+    [self assert:5 equals:testClass.ivar1];
+}
+
+- (void)testWithStatementInMethod
+{
+    [self assert:nil equals:testClass.ivar1];
+    [testClass setIvar1DespiteAWithStatement:5];
+    [self assert:5 equals:testClass.ivar1];
+    [testClass doNothingToIvar1BecauseOfWithStatement:10];
+    [self assert:5 equals:testClass.ivar1];
+}
+
+- (void)testEvalInMethod
+{
+    [self assert:nil equals:testClass.ivar1];
+    [testClass setIvar1UsingEval:5];
+    [self assert:5 equals:testClass.ivar1];
+    [testClass doNothingToIvar1UsingEval:10];
+    [self assert:5 equals:testClass.ivar1];
+}
+
+- (void)testIvarShadowing
+{
+    [self assert:nil equals:testClass.ivar1];
+    [testClass setIvar1UsingAShadowingLocalVariable:5];
+    [self assert:5 equals:testClass.ivar1];
+}
+
+- (void)testAccessorGeneration
+{
+    [self assert:nil equals:[testClass ivar1]];
+    [testClass setIvar1:10];
+    [self assert:10 equals:[testClass ivar1]];
+    [self assert:10 equals:testClass.ivar1];
+
+    [self assert:nil equals:[testClass ivar2]];
+    testClass.ivar2 = 5;
+    [self assert:5 equals:[testClass ivar2]];
+    [self assert:5 equals:testClass.ivar2];
+    [self assertThrows:function()
+    {
+        [testClass setIvar2:6];
+    }];
+    [self assert:5 equals:[testClass ivar2]];
+
+    [self assert:nil equals:testClass.ivar3];
+    [self assertThrows:function()
+    {
+        [testClass ivar3];
+    }];
+    [self assertThrows:function()
+    {
+        [testClass setIvar3:20];
+    }];
+    [self assert:nil equals:testClass.ivar3];
+}
+
+@end
diff --git a/Tests/Objective-J/Preprocessor/BehaviorTests/MethodTest.j b/Tests/Objective-J/Preprocessor/BehaviorTests/MethodTest.j
new file mode 100644
index 000000000..0a4d74e69
--- /dev/null
+++ b/Tests/Objective-J/Preprocessor/BehaviorTests/MethodTest.j
@@ -0,0 +1,65 @@
+@import <Foundation/Foundation.j>
+
+@implementation MathClass : CPObject
+{
+}
+
+- (CPNumber)five
+{
+    return 5;
+}
+
+- (CPNumber)sqrt:(CPNumber)operand
+{
+    return Math.sqrt(operand);
+}
+
+- (CPNumber)multiply:(CPNumber)firstOperand with:(CPNumber)secondOperand
+{
+    return firstOperand * secondOperand;
+}
+
+- (CPNumber)multiply:(CPNumber)operand, ...
+{
+    var product;
+
+    for (var i = 0, ii = arguments.length; i < ii; ++i)
+        product = product ? product * arguments[i] : arguments[i];
+
+    return product;
+}
+
+@end
+
+@implementation MethodTest : OJTestCase
+{
+    MathClass testClass;
+}
+
+- (void)setUp
+{
+    testClass = [[MathClass alloc] init];
+}
+
+- (void)testNoParameters
+{
+    [self assert:5 equals:[testClass five]];
+}
+
+- (void)testOneParameter
+{
+    [self assert:2 equals:[testClass sqrt:4]];
+}
+
+- (void)testTwoParameters
+{
+    [self assert:6 equals:[testClass multiply:2 with:3]];
+}
+
+- (void)testVarArgs
+{
+    [self assert:30 equals:[testClass multiply:2,3,5]];
+    [self assert:2310 equals:[testClass multiply:2,3,5,7,11]];
+}
+
+@end