third_party/WebKit/LayoutTests/fast/js/script-tests/dfg-cross-global-object-inline-new-array.js

   1 description(
   2 "This tests that function inlining in the DFG JIT doesn't get confused about the global object to use for array allocation."
   3 );
   4
   5 window.jsTestIsAsync = true;
   6
   7 function foo() {
   8     return new Array();
   9 }
  10
  11 Array.prototype.thingy = 24;
  12
  13 function done(value) {
  14     var expected = 24 * 200;
  15     if (value == expected)
  16         testPassed("done() called with " + expected);
  17     else
  18         testFailed("done() called with " + value + ", but expected " + expected);
  19     finishJSTest();
  20 }
  21
  22 function doit() {
  23     document.getElementById("frameparent").innerHTML = "";
  24     document.getElementById("frameparent").innerHTML = "<iframe id='testframe'>";
  25     var testFrame = document.getElementById("testframe");
  26     testFrame.contentDocument.open();
  27
  28     code  = "<!DOCTYPE html>\n<head></head><body><script type=\"text/javascript\">\n";
  29     code += "Array.prototype.thingy = 42;\n";
  30     code += "function bar() {\n";
  31     code += "    return window.parent.foo();\n";
  32     code += "}\n";
  33     code += "var result = 0;\n";
  34     code += "for (var i = 0; i < 200; ++i)\n";
  35     code += "    result += bar().thingy;\n";
  36     code += "window.parent.done(result);\n";
  37     code += "</script></body></html>";
  38
  39     testFrame.contentDocument.write(code);
  40     testFrame.contentDocument.close();
  41 }
  42
  43 window.setTimeout(doit, 10);
  44