61 lines
2.3 KiB
JavaScript
61 lines
2.3 KiB
JavaScript
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"use strict";
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Object.defineProperty(exports, "__esModule", {
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value: true
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});
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exports.toHaveClass = toHaveClass;
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var _utils = require("./utils");
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function getExpectedClassNamesAndOptions(params) {
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const lastParam = params.pop();
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let expectedClassNames, options;
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if (typeof lastParam === 'object') {
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expectedClassNames = params;
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options = lastParam;
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} else {
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expectedClassNames = params.concat(lastParam);
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options = {
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exact: false
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};
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}
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return {
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expectedClassNames,
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options
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};
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}
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function splitClassNames(str) {
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if (!str) {
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return [];
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}
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return str.split(/\s+/).filter(s => s.length > 0);
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}
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function isSubset(subset, superset) {
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return subset.every(item => superset.includes(item));
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}
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function toHaveClass(htmlElement, ...params) {
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(0, _utils.checkHtmlElement)(htmlElement, toHaveClass, this);
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const {
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expectedClassNames,
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options
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} = getExpectedClassNamesAndOptions(params);
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const received = splitClassNames(htmlElement.getAttribute('class'));
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const expected = expectedClassNames.reduce((acc, className) => acc.concat(splitClassNames(className)), []);
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if (options.exact) {
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return {
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pass: isSubset(expected, received) && expected.length === received.length,
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message: () => {
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const to = this.isNot ? 'not to' : 'to';
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return (0, _utils.getMessage)(this, this.utils.matcherHint(`${this.isNot ? '.not' : ''}.toHaveClass`, 'element', this.utils.printExpected(expected.join(' '))), `Expected the element ${to} have EXACTLY defined classes`, expected.join(' '), 'Received', received.join(' '));
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}
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};
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}
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return expected.length > 0 ? {
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pass: isSubset(expected, received),
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message: () => {
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const to = this.isNot ? 'not to' : 'to';
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return (0, _utils.getMessage)(this, this.utils.matcherHint(`${this.isNot ? '.not' : ''}.toHaveClass`, 'element', this.utils.printExpected(expected.join(' '))), `Expected the element ${to} have class`, expected.join(' '), 'Received', received.join(' '));
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}
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} : {
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pass: this.isNot ? received.length > 0 : false,
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message: () => this.isNot ? (0, _utils.getMessage)(this, this.utils.matcherHint('.not.toHaveClass', 'element', ''), 'Expected the element to have classes', '(none)', 'Received', received.join(' ')) : [this.utils.matcherHint(`.toHaveClass`, 'element'), 'At least one expected class must be provided.'].join('\n')
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};
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}
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