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56
build/node_modules/seedrandom/test/state.html
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56
build/node_modules/seedrandom/test/state.html
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<html>
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<head>
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<link rel="stylesheet" href="lib/qunit.css">
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</head>
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<body>
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<div id="qunit"></div>
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<div id="qunit-fixture"></div>
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<script src="../seedrandom.min.js"></script>
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<script src="lib/qunit.js"></script>
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<script>
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QUnit.module("Options API Test");
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QUnit.test("Verify that state method is not normally present",
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function(assert) {
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var seedrandom = Math.seedrandom;
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var dummy = seedrandom('hello');
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var unexpected = -1;
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var expected = -1;
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try {
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unexpected = dummy.state();
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} catch(e) {
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expected = 1;
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}
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assert.equal(unexpected, -1);
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assert.equal(expected, 1);
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var count = 0;
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for (var x in dummy) {
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if (x == 'state') count += 1;
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}
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assert.equal(count, 0);
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});
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QUnit.test("Verify that state option works as advertised", function(assert) {
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var seedrandom = Math.seedrandom;
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var saveable = seedrandom("secret-seed", {state: true});
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var ordinary = seedrandom("secret-seed");
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for (var j = 0; j < 1e3; ++j) {
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assert.equal(ordinary(), saveable());
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}
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var virgin = seedrandom("secret-seed");
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var saved = saveable.state();
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var replica = seedrandom("", {state: saved});
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for (var j = 0; j < 1e2; ++j) {
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var r = replica();
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assert.equal(r, saveable());
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assert.equal(r, ordinary());
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assert.ok(r != virgin());
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}
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});
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</script>
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</body>
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</html>
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