434575f49d
The old style of merging all of a function's variable declarations into a single statement made some sense back in the days of var, but there's no reason to keep doing it now that we use const and let.
51 lines
1.7 KiB
JavaScript
51 lines
1.7 KiB
JavaScript
describe('toHaveClass', function() {
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it('fails for a DOM element that lacks the expected class', function() {
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const matcher = privateUnderTest.matchers.toHaveClass();
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const result = matcher.compare(
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specHelpers.domHelpers.createElementWithClassName(''),
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'foo'
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);
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expect(result.pass).toBe(false);
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});
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it('passes for a DOM element that has the expected class', function() {
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const matcher = privateUnderTest.matchers.toHaveClass();
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const el = specHelpers.domHelpers.createElementWithClassName('foo bar baz');
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expect(matcher.compare(el, 'foo').pass).toBe(true);
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expect(matcher.compare(el, 'bar').pass).toBe(true);
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expect(matcher.compare(el, 'bar').pass).toBe(true);
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});
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it('fails for a DOM element that only has other classes', function() {
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const matcher = privateUnderTest.matchers.toHaveClass();
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const el = specHelpers.domHelpers.createElementWithClassName('foo bar');
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expect(matcher.compare(el, 'fo').pass).toBe(false);
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});
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it('throws an exception when actual is not a DOM element', function() {
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const matcher = privateUnderTest.matchers.toHaveClass({
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pp: privateUnderTest.makePrettyPrinter()
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});
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expect(function() {
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matcher.compare('x', 'foo');
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}).toThrowError("'x' is not a DOM element");
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expect(function() {
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matcher.compare(undefined, 'foo');
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}).toThrowError('undefined is not a DOM element');
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const textNode = specHelpers.domHelpers.document.createTextNode('');
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expect(function() {
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matcher.compare(textNode, 'foo');
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}).toThrowError('HTMLNode is not a DOM element');
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expect(function() {
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matcher.compare({ classList: '' }, 'foo');
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}).toThrowError("Object({ classList: '' }) is not a DOM element");
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});
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});
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