50 lines
1.1 KiB
HTML
50 lines
1.1 KiB
HTML
<p>This page tests issues of scope with nested functions.</p>
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<pre id="console"></pre>
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<script>
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function log(s)
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{
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document.getElementById("console").appendChild(document.createTextNode(s + "\n"));
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}
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function shouldBe(evalA, a, b)
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{
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if (evalA === b) {
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log("PASS: " + a + " should be " + b + " and is.");
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} else {
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log("FAIL: " + a + " should be " + b + " but instead is " + evalA + ".");
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}
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}
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if (window.testRunner)
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testRunner.dumpAsText();
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log("Before parsing f:");
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log("-----");
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shouldBe(typeof f, "typeof f", "function");
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shouldBe(typeof f.f1, "typeof f.f1", "undefined");
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function f(x)
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{
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function f1() {
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log("\nIn call to f:");
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log("-----");
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shouldBe(typeof f, "typeof f", "function");
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shouldBe(typeof f1, "typeof f1", "function");
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shouldBe(typeof f.f1, "typeof f.f1", "undefined");
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shouldBe(typeof x, "typeof x", "number");
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shouldBe(typeof y, "typeof y", "undefined");
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}
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f1();
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}
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f.y = 1;
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log("\nAfter parsing f, but before calling f:");
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log("-----");
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shouldBe(typeof f, "typeof f", "function");
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shouldBe(typeof f.f1, "typeof f.f1", "undefined");
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f(1);
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</script>
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