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30 lines
1.4 KiB
JavaScript
30 lines
1.4 KiB
JavaScript
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function assert(x) { if (!x) throw 1; }
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try {
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assert(Function.length === 1);
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assert(Function.prototype.length === 0);
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assert(typeof Function() === "function");
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assert(typeof new Function() === "function");
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assert(Function()() === undefined);
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assert(new Function()() === undefined);
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assert(Function("return 42")() === 42);
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assert(new Function("return 42")() === 42);
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assert(new Function("foo", "return foo")(42) === 42);
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assert(new Function("foo,bar", "return foo + bar")(1, 2) === 3);
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assert(new Function("foo", "bar", "return foo + bar")(1, 2) === 3);
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assert(new Function("foo", "bar,baz", "return foo + bar + baz")(1, 2, 3) === 6);
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assert(new Function("foo", "bar", "baz", "return foo + bar + baz")(1, 2, 3) === 6);
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assert(new Function("foo", "if (foo) { return 42; } else { return 'bar'; }")(true) === 42);
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assert(new Function("foo", "if (foo) { return 42; } else { return 'bar'; }")(false) === "bar");
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assert(new Function("return typeof Function()")() === "function");
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// FIXME: This is equivalent to
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// (function (x) { return function (y) { return x + y;} })(1)(2)
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// and should totally work, but both currently fail with
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// Uncaught exception: [ReferenceError]: 'x' not known
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// assert(new Function("x", "return function (y) { return x + y };")(1)(2) === 3);
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console.log("PASS");
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} catch (e) {
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console.log("FAIL: " + e.message);
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}
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