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c618360dfaeb566df98f8da62f057c0c3be775b5
[platform/framework/web/crosswalk-tizen.git]
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var test = require('tap').test
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var once = require('../once.js')
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test('once', function (t) {
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var f = 0
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function fn (g) {
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t.equal(f, 0)
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f ++
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return f + g + this
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}
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fn.ownProperty = {}
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var foo = once(fn)
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t.equal(fn.ownProperty, foo.ownProperty)
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t.notOk(foo.called)
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for (var i = 0; i < 1E3; i++) {
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t.same(f, i === 0 ? 0 : 1)
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var g = foo.call(1, 1)
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t.ok(foo.called)
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t.same(g, 3)
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t.same(f, 1)
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}
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t.end()
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})