build: update jest config to map babel-plugin to compiler source

Author: michaelfaith

scripts/jest/config.base.js

@@ -6,6 +6,10 @@ module.exports = {
     '<rootDir>/scripts/rollup/shims/',
     '<rootDir>/scripts/bench/',
   ],
+  moduleNameMapper: {
+    '^babel-plugin-react-compiler$':
+      '<rootDir>/compiler/packages/babel-plugin-react-compiler/src/index.ts',
+  },
   transform: {
     '^.+\\.ts$': [
       'babel-jest',

scripts/jest/config.build-devtools.js

@@ -56,6 +56,7 @@ moduleNameMapper['^react-reconciler/([^/]+)$'] =
 module.exports = Object.assign({}, baseConfig, {
   // Redirect imports to the compiled bundles
   moduleNameMapper: {
+    ...baseConfig.moduleNameMapper,
     ...devtoolsRegressionConfig.moduleNameMapper,
     ...moduleNameMapper,
   },

scripts/jest/config.build.js

@@ -32,7 +32,7 @@ const packages = readdirSync(packagesRoot).filter(dir => {
 });
 
 // Create a module map to point React packages to the build output
-const moduleNameMapper = {};
+const moduleNameMapper = {...baseConfig.moduleNameMapper};
 
 // Allow bundle tests to read (but not write!) default feature flags.
 // This lets us determine whether we're running in different modes
@@ -53,6 +53,8 @@ moduleNameMapper['use-sync-external-store/shim/with-selector'] =
   `<rootDir>/build/${NODE_MODULES_DIR}/use-sync-external-store/shim/with-selector`;
 moduleNameMapper['use-sync-external-store/shim/index.native'] =
   `<rootDir>/build/${NODE_MODULES_DIR}/use-sync-external-store/shim/index.native`;
+moduleNameMapper['^babel-plugin-react-compiler$'] =
+  '<rootDir>/compiler/packages/babel-plugin-react-compiler/src/index.ts';
 
 module.exports = Object.assign({}, baseConfig, {
   // Redirect imports to the compiled bundles