| 1 | import {expect} from 'chai'
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| 2 | import register, * as ignoreStyles from '../ignore-styles'
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| 3 |
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| 4 | describe('ignore-styles', () => {
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| 5 |
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| 6 | afterEach(() => {
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| 7 | ignoreStyles.oldHandlers = {}
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| 8 | })
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| 9 |
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| 10 | describe('register()', () => {
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| 11 |
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| 12 | afterEach(() => {
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| 13 | delete require.extensions['.blargh']
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| 14 | })
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| 15 |
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| 16 | it('adds a no-op function as the handler for the given extensions', () => {
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| 17 | register(['.blargh'])
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| 18 | expect(require.extensions['.blargh']).to.equal(ignoreStyles.noOp)
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| 19 | })
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| 20 |
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| 21 | it('saves the old handler so that it can be restored later', () => {
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| 22 | register(['.blargh'])
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| 23 | expect(ignoreStyles.oldHandlers).to.have.property('.blargh', undefined)
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| 24 | })
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| 25 |
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| 26 | })
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| 27 |
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| 28 | describe('restore', () => {
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| 29 |
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| 30 | afterEach(() => {
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| 31 | delete require.extensions['.fake']
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| 32 | })
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| 33 |
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| 34 | it('returns the handlers back to their previous state', () => {
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| 35 | function fakeHandler() {}
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| 36 | require.extensions['.fake'] = fakeHandler
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| 37 |
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| 38 | register(['.fake'])
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| 39 | expect(require.extensions['.fake']).to.equal(ignoreStyles.noOp)
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| 40 |
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| 41 | ignoreStyles.restore()
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| 42 | expect(require.extensions['.fake']).to.equal(fakeHandler)
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| 43 | })
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| 44 |
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| 45 | })
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| 46 |
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| 47 | })
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