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import { css } from './css'
describe('css template literal tag', () => {
it('should combines strings and interpolations correctly', () => {
const color = 'red'
const result = css`
color: ${color};
background: blue;
`
expect(result).toBe('color:red;background:blue;')
})
it('should remove all whitespace', () => {
const result = css`
margin: 0;
padding: 10px;
`
expect(result).toBe('margin:0;padding:10px;')
})
it('should remove CSS comments', () => {
const result = css`
color: blue; /* this is a comment */
/* multi-line
comment */
/** jsdoc */
margin: 10px;
`
expect(result).toBe('color:blue;margin:10px;')
})
it('should remove multiline comments', () => {
const result = css`
color: blue;
/*
* This is multi-line comment.
* Is should be removed.
*/
margin: 10px;
`
expect(result).toBe('color:blue;margin:10px;')
})
it('should handle multiple interpolations', () => {
const width = '100px'
const height = '200px'
const result = css`
width: ${width};
height: ${height};
color: blue; /* this is a comment */
/* multi-line
comment */
/** jsdoc */
`
expect(result).toBe('width:100px;height:200px;color:blue;')
})
it('should handle empty strings', () => {
const result = css``
expect(result).toBe('')
})
it('should handle CSS wildcard selector', () => {
const result = css`
* {
margin: 0;
padding: 0;
}
`
expect(result).toBe('*{margin:0;padding:0}')
})
})
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