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23
24description(
25
26"This test checks that JavaScriptCore does not crash when uwinding the stack that includes a host function."
27
28);
29
30function twoHostFunctions() {
31    var stack = [];
32    stack.push({ "args": twoHostFunctions.arguments });
33    stack.push({ "args": twoHostFunctions.arguments });
34    testPassed("Two host functions called in a row.");
35}
36
37function arrayOperatorFunction(element) {
38    return element + 5;
39}
40
41var myArray = new Array (0, 1, 2);
42function hostCallsUser(array) {
43    return array.map(arrayOperatorFunction);
44}
45
46function throwException() {
47    throw "Exception thrown";
48}
49
50function hostAndException() {
51    var stack = [];
52    stack.push({ "args": hostAndException.arguments });
53    throwException();
54}
55
56twoHostFunctions();
57myArray = hostCallsUser(myArray);
58shouldBe(myArray, new Array( 5, 6, 7 ) );
59
60try {
61    hostAndException();
62} catch (e) {
63    testPassed("Exception thrown and caught");
64}
65