chore: move to swc/jest (#7739)

* chore: move to swc

* chore: fix tax rate tests

* chore: undo failed test

* chore: fix unit tests script

* chore: use node 20

* Update scripts/run-workspace-unit-tests-in-chunks.sh

packages/modules/user/jest.config.js

@@ -6,11 +6,13 @@ module.exports = {
     "^@types": "<rootDir>/src/types",
   },
   transform: {
-    "^.+\\.[jt]s?$": [
-      "ts-jest",
+    "^.+\\.[jt]s$": [
+      "@swc/jest",
       {
-        tsconfig: "tsconfig.spec.json",
-        isolatedModules: true,
+        jsc: {
+          parser: { syntax: "typescript", decorators: true },
+          transform: { decoratorMetadata: true },
+        },
       },
     ],
   },

packages/modules/user/package.json

@@ -42,7 +42,6 @@
     "jest": "^29.7.0",
     "medusa-test-utils": "^1.1.43",
     "rimraf": "^3.0.2",
-    "ts-jest": "^29.1.1",
     "ts-node": "^10.9.1",
     "tsc-alias": "^1.8.6",
     "typescript": "^5.1.6"