scripts/jest/config.build.js
"use strict";
const {readdirSync, statSync} = require("fs");
const {join} = require("path");
const sourceConfig = require("./config.source");
// Find all folders in packages/* with package.json
const packagesRoot = join(__dirname, "..", "..", "packages");
const packages = readdirSync(packagesRoot).filter(dir => {
if (dir.charAt(0) === ".") {
return false;
}
const packagePath = join(packagesRoot, dir, "package.json");
return statSync(packagePath).isFile();
});
// Create a module map to point React packages to the build output
const moduleNameMapper = {};
packages.forEach(name => {
// Root entry point
moduleNameMapper[`^${name}$`] = `<rootDir>/build/node_modules/${name}`;
// Named entry points
moduleNameMapper[`^${name}/(.*)$`] = `<rootDir>/build/node_modules/${
name
}/$1`;
});
module.exports = Object.assign({}, sourceConfig, {
// Redirect imports to the compiled bundles
moduleNameMapper,
// Don't run bundle tests on blacklisted -test.internal.* files
testPathIgnorePatterns: ["/node_modules/", "-test.internal.js$"],
// Exclude the build output from transforms
transformIgnorePatterns: ["/node_modules/", "<rootDir>/build/"],
});