wallaby.js

module.exports = function (wallaby) {

    const path = require('path');

    process.env.NODE_PATH +=
        path.delimiter +
        path.join(__dirname, 'node_modules');

    return {
        hints: {
            ignoreCoverage: /istanbul ignore next/
        },
    
        files: [
            'src/**/*.ts', 
            'src/**/*.tsx',
            '!src/**/__tests__/*.ts',
            '!src/**/__tests__/*.tsx'
        ],

        tests: [
            'src/**/__tests__/*.spec.ts',
            'src/**/__tests__/*.spec.tsx'
        ],

        env: {
            type: 'node',
            runner: 'node'
        },

        testFramework: 'jest',
        setup: () => {
            global.__DEV__ = true;
            global.__TEST__ = true;

            global.window = global;
            window.addEventListener = () => {};
            window.requestAnimationFrame = () => {
                throw new Error('requestAnimationFrame is not supported in Node');
            };

            wallaby.testFramework.configure({
                moduleNameMapper: {
                    '^react-native$': 'react-native-web'
                }
            });
        },

        compilers: {
            '**/*.ts': wallaby.compilers.typeScript(require('./tsconfig.json')),
            '**/*.tsx': wallaby.compilers.typeScript(require('./tsconfig.json'))
        }
    };
};