Review: Refactor based on !192

Author: alihcsumer

packages/pluggable-widgets-tools/test-config/__mocks__/mendix.js

@@ -0,0 +1,17 @@
+// Runtime mock for the types-only `mendix` package, whose real entry throws
+// ("This package should not be used in the runtime"). `@swc/jest` can't inline
+// the ambient `const enum ValueStatus`, so it emits a live `require("mendix")`
+// that needs this safe module exporting the enum values widget code uses.
+//
+// Keep values in sync with node_modules/mendix/index.d.ts.
+module.exports = {
+    ValueStatus: {
+        Available: "available",
+        Unavailable: "unavailable",
+        Loading: "loading"
+    },
+    FormatterType: {
+        Number: "number",
+        DateTime: "datetime"
+    }
+};

packages/pluggable-widgets-tools/test-config/jest.config.js

@@ -24,6 +24,7 @@ module.exports = {
     },
     moduleNameMapper: {
         "\\.(css|less|scss|sass)$": "identity-obj-proxy",
+        "^mendix$": join(__dirname, "__mocks__/mendix"),
         "mendix/components/web/Icon": join(__dirname, "__mocks__/WebIcon"),
         "mendix/filters/builders": join(__dirname, "__mocks__/FilterBuilders"),
         "\\.png$": join(__dirname, "assetsTransformer.js"),

packages/pluggable-widgets-tools/test-config/test-index.js

@@ -1,21 +1,6 @@
 require("@testing-library/jest-dom");
 const { TextEncoder, TextDecoder } = require("util");
 
-// `@swc/jest` can't inline mendix's ambient `const enum`s, so it emits a real
-// `require("mendix")`. Mock the runtime values.
-// Keep in sync with node_modules/mendix/index.d.ts.
-jest.mock("mendix", () => ({
-    ValueStatus: {
-        Available: "available",
-        Unavailable: "unavailable",
-        Loading: "loading"
-    },
-    FormatterType: {
-        Number: "number",
-        DateTime: "datetime"
-    }
-}));
-
 Object.defineProperties(global, {
     TextEncoder: {
         value: TextEncoder