Updated JSArray to call its parent's constructor. Bug 681962

tests/test_js_jstypes.py

@@ -47,6 +47,7 @@ def test_jsarray_recursion():
     print ja.get_literal_value()
     assert "(recursion)" in ja.get_literal_value()
 
+
 def test_jsliteral_regex():
     """
     Test that there aren't tracebacks from JSLiterals that perform raw binary
@@ -58,3 +59,15 @@ def test_jsliteral_regex():
     var z = /bar/i + 0;
     """).failed()
 
+
+def test_jsarray_contsructor():
+    """
+    Test for tracebacks that were caused by JSArray not calling it's parent's
+    constructor.
+    """
+    assert not _do_test_raw("""
+    var x = [];
+    x.foo = "bar";
+    x["zap"] = "foo";
+    baz("zap" in x);
+    """).failed()

validator/testcases/javascript/jstypes.py

@@ -327,8 +327,8 @@ class JSLiteral(JSObject):
     """Represents a literal JavaScript value."""
 
     def __init__(self, value=None):
+        super(JSLiteral, self).__init__()
         self.value = value
-        JSObject.__init__(self)
 
     def set_value(self, value):
         self.value = value
@@ -386,6 +386,7 @@ class JSArray(JSObject):
     """A class that represents both a JS Array and a JS list."""
 
     def __init__(self):
+        super(JSArray, self).__init__()
         self.elements = []
 
     def get(self, index, instantiate=False, traverser=None):