forked from sashin/sashinexists
88 lines
1.2 KiB
JavaScript
88 lines
1.2 KiB
JavaScript
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/* IMPORT */
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import {describe} from 'fava';
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import {debounce, throttle} from '../dist/index.js';
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/* MAIN */
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describe ( 'Dettle', () => {
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describe ( 'debounce', it => {
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it ( 'debounces function execution', async t => {
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let count = 0;
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let fn = () => count++;
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let dfn = debounce ( fn, 100 );
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for ( let i = 0; i < 1000; i++ ) {
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dfn ();
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await t.wait ( 1 );
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}
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await t.wait ( 500 );
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t.is ( count, 1 );
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});
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it ( 'works with a 0 delay', async t => {
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let count = 0;
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let fn = () => count++;
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let dfn = debounce ( fn, 0 );
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dfn ();
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await t.wait ( 5 );
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t.is ( count, 1 );
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});
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});
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describe ( 'throttle', it => {
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it ( 'throttles function execution', async t => {
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let count = 0;
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let fn = () => count++;
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let tfn = throttle ( fn, 100 );
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for ( let i = 0; i < 1000; i++ ) {
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tfn ();
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await t.wait ( 1 );
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}
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await t.wait ( 500 );
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t.true ( count > 10 );
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});
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it ( 'works with a 0 delay', async t => {
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let count = 0;
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let fn = () => count++;
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let tfn = throttle ( fn, 0 );
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tfn ();
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await t.wait ( 5 );
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t.is ( count, 1 );
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});
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});
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});
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