41 lines
934 B
JavaScript
41 lines
934 B
JavaScript
/**
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* Internal dependencies
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*/
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import { getIndexes } from '../utils.js';
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describe( 'getIndexes', () => {
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describe( 'when on the first page', () => {
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test( 'indexes include the first pages available', () => {
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expect( getIndexes( 5, 1, 100 ) ).toEqual( {
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minIndex: 2,
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maxIndex: 6,
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} );
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} );
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test( 'indexes are null if there are 2 pages or less', () => {
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expect( getIndexes( 5, 1, 1 ) ).toEqual( {
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minIndex: null,
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maxIndex: null,
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} );
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} );
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} );
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describe( 'when on a page in the middle', () => {
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test( 'indexes include pages before and after the current page', () => {
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expect( getIndexes( 5, 50, 100 ) ).toEqual( {
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minIndex: 48,
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maxIndex: 52,
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} );
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} );
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} );
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describe( 'when on the last page', () => {
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test( 'indexes include the last pages available', () => {
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expect( getIndexes( 5, 100, 100 ) ).toEqual( {
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minIndex: 95,
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maxIndex: 99,
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} );
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} );
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} );
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} );
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