jest.config.js

module.exports = {
	transform: {
		'^.+\\.jsx?$': '<rootDir>/test/unit/preprocess.js',
	},
	moduleNameMapper: {
		'.+\\.(css|styl|less|sass|scss)$': 'identity-obj-proxy',
		'.+\\.(jpg|jpeg|png|gif|eot|otf|webp|svg|ttf|woff|woff2|mp4|webm|wav|mp3|m4a|aac|oga)$': '<rootDir>/test/unit/__mocks__/fileMock.js',
		'^gatsby-page-utils/(.*)$': 'gatsby-page-utils/dist/$1', // Workaround for https://github.com/facebook/jest/issues/9771
    '^gatsby-core-utils/(.*)$': 'gatsby-core-utils/dist/$1', // Workaround for https://github.com/facebook/jest/issues/9771
    '^gatsby-plugin-utils/(.*)$': [
      'gatsby-plugin-utils/dist/$1',
      'gatsby-plugin-utils/$1',
		]
	},
	testPathIgnorePatterns: [
		'node_modules',
		'\\.cache/',
		'<rootDir>.*/public',
	],
	transformIgnorePatterns: [
		'node_modules/(?!(gatsby|gatsby-script)/)',
	],
	globals: {
		__PATH_PREFIX__: '',
	},
	setupFiles: [
		'<rootDir>/test/unit/loadershim.js',
	],
	setupFilesAfterEnv: [
		'<rootDir>/test/unit/setup.js',
	],
	roots: [
		'<rootDir>/src/',
		'<rootDir>/test/unit/',
	],
	coverageDirectory: '<rootDir>/coverage/',
	collectCoverage: true,
};