51 lines
1.8 KiB
JavaScript
51 lines
1.8 KiB
JavaScript
'use strict';
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const cloneDeep = require('lodash/cloneDeep');
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const isEqual = require('lodash/isEqual');
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// Derive the Expo Jest preset from the React Native one
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const jestPreset = cloneDeep(require('react-native/jest-preset'));
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// transform
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if (!jestPreset.transform) {
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jestPreset.transform = {};
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}
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const defaultAssetNamePattern = '^.+\\.(bmp|gif|jpg|jpeg|mp4|png|psd|svg|webp)$';
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if (!jestPreset.transform[defaultAssetNamePattern]) {
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console.warn(`Expected react-native/jest-preset to define transform[${defaultAssetNamePattern}]`);
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} else {
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delete jestPreset.transform[defaultAssetNamePattern];
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}
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const assetNamePattern =
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'^.+\\.(bmp|gif|jpg|jpeg|mp4|png|psd|svg|webp|ttf|otf|m4v|mov|mp4|mpeg|mpg|webm|aac|aiff|caf|m4a|mp3|wav|html|pdf|obj)$';
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jestPreset.transform[assetNamePattern] = require.resolve(
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'jest-expo/src/preset/assetFileTransformer.js'
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);
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// transformIgnorePatterns
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if (!Array.isArray(jestPreset.transformIgnorePatterns)) {
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console.warn(`Expected react-native/jest-preset to define a transformIgnorePatterns array`);
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} else if (
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!isEqual(jestPreset.transformIgnorePatterns, [
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'node_modules/(?!(jest-)?react-native|@react-native-community)',
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])
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) {
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console.warn(
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`react-native/jest-preset contained different transformIgnorePatterns than expected`
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);
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}
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// Also please keep `testing-with-jest.md` file up to date
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jestPreset.transformIgnorePatterns = [
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'node_modules/(?!(jest-)?react-native|@react-native-community|expo(nent)?|@expo(nent)?/.*|react-navigation|@react-navigation/.*|@unimodules/.*|unimodules|sentry-expo|native-base|react-native-svg)',
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];
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// setupFiles
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if (!Array.isArray(jestPreset.setupFiles)) {
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jestPreset.setupFiles = [];
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}
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jestPreset.setupFiles.push(require.resolve('jest-expo/src/preset/setup.js'));
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module.exports = jestPreset;
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