Stefan Hacker
47 lines
1.7 KiB
JavaScript
47 lines
1.7 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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var tslib_1 = require("tslib");
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var React = require("react");
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var safeRequestAnimationFrame_1 = require("./safeRequestAnimationFrame");
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var react_1 = require("@testing-library/react");
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describe('safeRequestAnimationFrame', function () {
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var rafCalled = false;
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var Foo = /** @class */ (function (_super) {
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tslib_1.__extends(Foo, _super);
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function Foo(props) {
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var _this = _super.call(this, props) || this;
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_this._raf = (0, safeRequestAnimationFrame_1.safeRequestAnimationFrame)(_this);
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return _this;
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}
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Foo.prototype.render = function () {
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return React.createElement("div", null, "Hello");
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};
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Foo.prototype.componentDidMount = function () {
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this._raf(function () { return (rafCalled = true); });
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};
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return Foo;
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}(React.Component));
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beforeEach(function () {
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rafCalled = false;
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jest.useFakeTimers();
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});
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afterEach(function () {
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jest.runOnlyPendingTimers();
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jest.useRealTimers();
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});
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it('can request animation frame', function () {
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var component = (0, react_1.render)(React.createElement(Foo, null));
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expect(rafCalled).toEqual(false);
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jest.runOnlyPendingTimers();
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expect(rafCalled).toEqual(true);
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component.unmount();
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});
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it('can cancel request animation frame', function () {
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var component = (0, react_1.render)(React.createElement(Foo, null));
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expect(rafCalled).toEqual(false);
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component.unmount();
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jest.runOnlyPendingTimers();
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expect(rafCalled).toEqual(false);
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});
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});
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//# sourceMappingURL=safeRequestAnimationFrame.test.js.map
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