52 lines
2.0 KiB
JavaScript
52 lines
2.0 KiB
JavaScript
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import { getPropsWithDefaults } from './getPropsWithDefaults';
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var defaultProps = {
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num: 4,
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bool: true,
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str: 'default',
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fn: function () {
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console.log('default');
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},
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nul: 'not null',
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};
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describe('getPropsWithDefaults', function () {
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it("doesn't override non-undefined specified values", function () {
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var propsWithoutDefaults = {
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num: 0,
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bool: false,
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str: '',
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fn: function () { return undefined; },
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nul: null,
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};
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var props = getPropsWithDefaults(defaultProps, propsWithoutDefaults);
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expect(props.num).toEqual(propsWithoutDefaults.num);
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expect(props.bool).toEqual(propsWithoutDefaults.bool);
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expect(props.str).toEqual(propsWithoutDefaults.str);
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expect(props.fn).toEqual(propsWithoutDefaults.fn);
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expect(props.nul).toEqual(propsWithoutDefaults.nul);
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});
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it('overrides specified undefined values', function () {
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var propsWithoutDefaults = {
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num: undefined,
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bool: undefined,
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str: undefined,
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fn: undefined,
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nul: undefined,
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};
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var props = getPropsWithDefaults(defaultProps, propsWithoutDefaults);
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expect(props.num).toEqual(defaultProps.num);
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expect(props.bool).toEqual(defaultProps.bool);
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expect(props.str).toEqual(defaultProps.str);
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expect(props.fn).toEqual(defaultProps.fn);
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expect(props.nul).toEqual(defaultProps.nul);
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});
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it('overrides unspecified values', function () {
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var propsWithoutDefaults = {};
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var props = getPropsWithDefaults(defaultProps, propsWithoutDefaults);
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expect(props.num).toEqual(defaultProps.num);
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expect(props.bool).toEqual(defaultProps.bool);
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expect(props.str).toEqual(defaultProps.str);
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expect(props.fn).toEqual(defaultProps.fn);
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expect(props.nul).toEqual(defaultProps.nul);
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});
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});
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//# sourceMappingURL=getPropsWithDefaults.test.js.map
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