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40 lines
766 B
40 lines
766 B
7 years ago
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export default {
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test ( assert, component, target, window ) {
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global.count = 0;
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let now = 0;
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let callback;
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window.performance = { now: () => now };
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global.requestAnimationFrame = cb => callback = cb;
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component.set({ visible: true });
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assert.equal( global.count, 1 );
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const div = target.querySelector( 'div' );
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assert.equal( div.foo, 0 );
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now = 300;
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callback();
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assert.equal( div.foo, 0.75 );
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component.set({ visible: false });
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assert.equal( global.count, 1 );
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now = 500;
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callback();
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assert.equal( div.foo, 0.25 );
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component.set({ visible: true });
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now = 700;
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callback();
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assert.equal( div.foo, 0.75 );
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now = 800;
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callback();
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assert.equal( div.foo, 1 );
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now = 900;
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callback();
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component.destroy();
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}
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};
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