Update test config roots

packages/foundation/tools/jest-config/lib/config/getJestJsProjectConfig.js

@@ -14,7 +14,12 @@ function getJestJsProjectConfig(
 ) {
   const testMatch = getTestMatch(extension, false);
 
-  return getJestProjectConfig(projectName, testMatch, testPathIgnorePatterns);
+  return getJestProjectConfig(
+    projectName,
+    false,
+    testMatch,
+    testPathIgnorePatterns,
+  );
 }
 
 export default getJestJsProjectConfig;

packages/foundation/tools/jest-config/lib/config/getJestProjectConfig.js

@@ -1,15 +1,20 @@
-import projectRoot from './projectRoot.js';
+import getProjectRoot from './getProjectRoot.js';
 
 /**
  * @param { !string } projectName Jest project's name
+ * @param { !boolean } isTargetingSource True if test are under the source folder
  * @param { !Array<string> } testMatch Expressions to match to test file paths
  * @param { !Array<string> } testPathIgnorePatterns Expressions to match to ignored file paths by jest
  * @returns { !import("@jest/types").Config.InitialProjectOptions } Jest config
  */
-function getJestProjectConfig(projectName, testMatch, testPathIgnorePatterns) {
+function getJestProjectConfig(
+  projectName,
+  isTargetingSource,
+  testMatch,
+  testPathIgnorePatterns,
+) {
   /** @type { !import("@jest/types").Config.InitialProjectOptions } */
   const projectConfig = {
-    displayName: projectName,
     coveragePathIgnorePatterns: ['/fixtures/', '/node_modules/'],
     coverageThreshold: {
       global: {
@@ -19,9 +24,10 @@ function getJestProjectConfig(projectName, testMatch, testPathIgnorePatterns) {
         statements: 70,
       },
     },
+    displayName: projectName,
     moduleFileExtensions: ['ts', 'js', 'json'],
     rootDir: '.',
-    roots: [projectRoot],
+    roots: [getProjectRoot(isTargetingSource)],
     testEnvironment: 'node',
     testMatch: testMatch,
     testPathIgnorePatterns: testPathIgnorePatterns,

packages/foundation/tools/jest-config/lib/config/getJestTsProjectConfig.js

@@ -15,7 +15,12 @@ function getJestTsProjectConfig(
   const testMatch = getTestMatch(extension, true);
 
   return {
-    ...getJestProjectConfig(projectName, testMatch, testPathIgnorePatterns),
+    ...getJestProjectConfig(
+      projectName,
+      true,
+      testMatch,
+      testPathIgnorePatterns,
+    ),
     transform: {
       '^.+\\.ts?$': 'ts-jest',
     },

packages/foundation/tools/jest-config/lib/config/getProjectRoot.js

@@ -0,0 +1,13 @@
+const projectRoot = '<rootDir>';
+
+/**
+ * @param { !boolean } isTargetingSource True if test are under the source folder
+ * @returns {!string } Project root path
+ */
+export default function getProjectRoot(isTargetingSource) {
+  if (isTargetingSource) {
+    return `${projectRoot}/src`;
+  } else {
+    return `${projectRoot}/lib/cjs`;
+  }
+}

packages/foundation/tools/jest-config/lib/config/getTestMatch.js

@@ -1,23 +1,14 @@
-import projectRoot from './projectRoot.js';
+import getProjectRoot from './getProjectRoot.js';
 
 /**
  * @param { !string } testExtension Test extension files
  * @param { !boolean } isTargetingSource True if test are under the source folder
  * @returns { !Array.<string> }
  */
 function getTestMatch(testExtension, isTargetingSource) {
-  let testMatch;
+  const projectRoot = getProjectRoot(isTargetingSource);
 
-  if (isTargetingSource) {
-    testMatch = [`${projectRoot}/src/**/*${testExtension}`];
-  } else {
-    testMatch = [
-      `${projectRoot}/{dist,lib}/*${testExtension}`,
-      `${projectRoot}/{dist,lib}/!(esm)/**/*${testExtension}`,
-    ];
-  }
-
-  return testMatch;
+  return [`${projectRoot}/**/*${testExtension}`];
 }
 
 export default getTestMatch;