1// Copyright 2013 the V8 project authors. All rights reserved.
2// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
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23
24description(
25"This tests that we can correctly call Function.prototype.apply"
26);
27
28var myObject = { apply: function() { return [myObject, "myObject.apply"] } };
29var myFunction = function (arg1) {
30    return [this, "myFunction", arg1];
31};
32var myFunctionWithApply = function (arg1) {
33    return [this, "myFunctionWithApply", arg1];
34};
35
36function forwarder(f, thisValue, args) {
37    function g() {
38        return f.apply(thisValue, arguments);
39    }
40    return g.apply(null, args);
41}
42function recurseArguments() {
43    recurseArguments.apply(null, arguments);
44}
45
46myFunctionWithApply.apply = function (arg1) { return [this, "myFunctionWithApply.apply", arg1] };
47Function.prototype.aliasedApply = Function.prototype.apply;
48var arg1Array = ['arg1'];
49
50shouldBe("myObject.apply()", '[myObject, "myObject.apply"]');
51shouldBe("forwarder(myObject)", '[myObject, "myObject.apply"]');
52shouldBe("myFunction('arg1')", '[this, "myFunction", "arg1"]');
53shouldBe("forwarder(myFunction, null, ['arg1'])", '[this, "myFunction", "arg1"]');
54shouldBe("myFunction.apply(myObject, ['arg1'])", '[myObject, "myFunction", "arg1"]');
55shouldBe("myFunction.apply(myObject, arg1Array)", '[myObject, "myFunction", "arg1"]');
56shouldBe("forwarder(myFunction, myObject, arg1Array)", '[myObject, "myFunction", "arg1"]');
57shouldBe("myFunction.apply()", '[this, "myFunction", undefined]');
58shouldBe("myFunction.apply(null)", '[this, "myFunction", undefined]');
59shouldBe("myFunction.apply(undefined)", '[this, "myFunction", undefined]');
60shouldBe("myFunction.aliasedApply(myObject, ['arg1'])", '[myObject, "myFunction", "arg1"]');
61shouldBe("myFunction.aliasedApply()", '[this, "myFunction", undefined]');
62shouldBe("myFunction.aliasedApply(null)", '[this, "myFunction", undefined]');
63shouldBe("myFunction.aliasedApply(undefined)", '[this, "myFunction", undefined]');
64shouldBe("myFunctionWithApply.apply(myObject, ['arg1'])", '[myFunctionWithApply, "myFunctionWithApply.apply", myObject]');
65shouldBe("myFunctionWithApply.aliasedApply(myObject, ['arg1'])", '[myObject, "myFunctionWithApply", "arg1"]');
66shouldBe("myFunctionWithApply.apply(myObject, arg1Array)", '[myFunctionWithApply, "myFunctionWithApply.apply", myObject]');
67shouldBe("forwarder(myFunctionWithApply, myObject, arg1Array)", '[myFunctionWithApply, "myFunctionWithApply.apply", myObject]');
68shouldBe("myFunctionWithApply.aliasedApply(myObject, arg1Array)", '[myObject, "myFunctionWithApply", "arg1"]');
69
70function stackOverflowTest() {
71    try {
72        var a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,v,w,x,y,z;
73        stackOverflowTest();
74    } catch(e) {
75        // Blow the stack with a sparse array
76        shouldThrow("myFunction.apply(null, new Array(5000000))");
77        // Blow the stack with a sparse array that is sufficiently large to cause int overflow
78        shouldThrow("myFunction.apply(null, new Array(1 << 30))");
79    }
80}
81stackOverflowTest();
82
83// Blow the stack recursing with arguments
84shouldThrow("recurseArguments.apply(null, new Array(50000))");
85