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feat(presets): add 3 new presets to work with ESM (#2207)
BREAKING CHANGE - `create-jest-preset` util function signature has changed to ``` function createJestPreset(allowJs?: boolean, extraOptions?: Config.InitialOptions): TsJestPresets; ```
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@@ -1,9 +1,41 @@ | ||
// preset and utils should work all the time | ||
import * as presets from 'ts-jest/presets' | ||
import { JS_EXT_TO_TREAT_AS_ESM, TS_EXT_TO_TREAT_AS_ESM } from 'ts-jest/dist/constants' | ||
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test('presets', () => { | ||
const presetKeys = ['transform'] | ||
expect(Object.keys(presets.defaults)).toEqual(presetKeys) | ||
expect(Object.keys(presets.jsWithBabel)).toEqual(presetKeys) | ||
expect(Object.keys(presets.jsWithTs)).toEqual(presetKeys) | ||
expect(presets.defaults).toEqual({ | ||
transform: { | ||
'^.+\\.tsx?$': 'ts-jest', | ||
}, | ||
}) | ||
expect(presets.defaultsESM).toEqual({ | ||
extensionsToTreatAsEsm: [...TS_EXT_TO_TREAT_AS_ESM], | ||
transform: { | ||
'^.+\\.tsx?$': 'ts-jest', | ||
}, | ||
}) | ||
expect(presets.jsWithTs).toEqual({ | ||
transform: { | ||
'^.+\\.[tj]sx?$': 'ts-jest', | ||
}, | ||
}) | ||
expect(presets.jsWithTsESM).toEqual({ | ||
extensionsToTreatAsEsm: [...JS_EXT_TO_TREAT_AS_ESM, ...TS_EXT_TO_TREAT_AS_ESM], | ||
transform: { | ||
'^.+\\.m?[tj]sx?$': 'ts-jest', | ||
}, | ||
}) | ||
expect(presets.jsWithBabel).toEqual({ | ||
transform: { | ||
'^.+\\.tsx?$': 'ts-jest', | ||
'^.+\\.jsx?$': 'babel-jest', | ||
}, | ||
}) | ||
expect(presets.jsWithBabelESM).toEqual({ | ||
extensionsToTreatAsEsm: [...JS_EXT_TO_TREAT_AS_ESM, ...TS_EXT_TO_TREAT_AS_ESM], | ||
transform: { | ||
'^.+\\.tsx?$': 'ts-jest', | ||
'^.+\\.m?[j]sx?$': 'babel-jest', | ||
}, | ||
}) | ||
}) |
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@@ -0,0 +1 @@ | ||
module.exports = require('..').defaultsESM |
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@@ -1,20 +1,32 @@ | ||
const { JS_EXT_TO_TREAT_AS_ESM, TS_EXT_TO_TREAT_AS_ESM } = require('../dist/constants') | ||
const { createJestPreset } = require('../dist/presets/create-jest-preset') | ||
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module.exports = { | ||
get defaults() { | ||
return createJestPreset() | ||
}, | ||
get defaultsESM() { | ||
return createJestPreset(false, { extensionsToTreatAsEsm: TS_EXT_TO_TREAT_AS_ESM }) | ||
}, | ||
get jsWithTs() { | ||
return createJestPreset({ allowJs: true }) | ||
return createJestPreset(true) | ||
}, | ||
get jsWithTsESM() { | ||
return createJestPreset(true, { extensionsToTreatAsEsm: [...JS_EXT_TO_TREAT_AS_ESM, ...TS_EXT_TO_TREAT_AS_ESM] }) | ||
}, | ||
get jsWithBabel() { | ||
return createJestPreset( | ||
{ allowJs: false }, | ||
{ | ||
transform: { | ||
'^.+\\.jsx?$': 'babel-jest', | ||
}, | ||
} | ||
) | ||
return createJestPreset(false, { | ||
transform: { | ||
'^.+\\.jsx?$': 'babel-jest', | ||
}, | ||
}) | ||
}, | ||
get jsWithBabelESM() { | ||
return createJestPreset(false, { | ||
extensionsToTreatAsEsm: [...JS_EXT_TO_TREAT_AS_ESM, ...TS_EXT_TO_TREAT_AS_ESM], | ||
transform: { | ||
'^.+\\.m?[j]sx?$': 'babel-jest', | ||
}, | ||
}) | ||
}, | ||
} |
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module.exports = require('..').jsWithBabelESM |
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module.exports = require('..').jsWithTsESM |
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Original file line number | Diff line number | Diff line change |
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@@ -0,0 +1,76 @@ | ||
// Jest Snapshot v1, https://goo.gl/fbAQLP | ||
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exports[`create-jest-preset should return correct preset 1`] = ` | ||
Object { | ||
"transform": Object { | ||
"^.+\\\\.tsx?$": "ts-jest", | ||
}, | ||
} | ||
`; | ||
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exports[`create-jest-preset should return correct preset 2`] = ` | ||
Object { | ||
"transform": Object { | ||
"^.+\\\\.tsx?$": "ts-jest", | ||
}, | ||
} | ||
`; | ||
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exports[`create-jest-preset should return correct preset 3`] = ` | ||
Object { | ||
"transform": Object { | ||
"^.+\\\\.[tj]sx?$": "ts-jest", | ||
}, | ||
} | ||
`; | ||
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exports[`create-jest-preset should return correct preset 4`] = ` | ||
Object { | ||
"transform": Object { | ||
"^.+\\\\.[tj]sx?$": "ts-jest", | ||
}, | ||
} | ||
`; | ||
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exports[`create-jest-preset should return correct preset 5`] = ` | ||
Object { | ||
"transform": Object { | ||
"^.+\\\\.tsx?$": "ts-jest", | ||
}, | ||
} | ||
`; | ||
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exports[`create-jest-preset should return correct preset 6`] = ` | ||
Object { | ||
"moduleFileExtensions": Array [ | ||
"bar", | ||
], | ||
"testMatch": Array [ | ||
"foo", | ||
], | ||
"transform": Object { | ||
"^.+\\\\.tsx?$": "ts-jest", | ||
"foo": "bar", | ||
}, | ||
} | ||
`; | ||
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exports[`create-jest-preset should return correct preset 7`] = ` | ||
Object { | ||
"extensionsToTreatAsEsm": Array [ | ||
".jsx", | ||
".ts", | ||
".tsx", | ||
], | ||
"moduleFileExtensions": Array [ | ||
"bar", | ||
], | ||
"testMatch": Array [ | ||
"foo", | ||
], | ||
"transform": Object { | ||
"^.+\\\\.m?[tj]sx?$": "ts-jest", | ||
"foo": "bar", | ||
}, | ||
} | ||
`; |
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