Using ts-jest for tests to simplify config and adding sourcemap gener…

…ation to fix debugging (#1620)

.babelrc.test

@@ -0,0 +1,6 @@
+{
+  "plugins": [
+    "inferno",
+    "@babel/plugin-transform-modules-commonjs"
+  ]
+}

jest.config-nodom.js

@@ -1,34 +1,13 @@
+import defaultSettings from "./jest.config.js";
+
 export default {
-  collectCoverageFrom: [
-    "packages/*/src/**/*.ts",
-    "!**/*.ts.js",
-    "!**/inferno-utils/**/*",
-    "!**/inferno-router/**/utils.ts",
-  ],
-  coverageDirectory: "coverage",
-  coverageReporters: ["html", "lcov", "text"],
-  globals: {
-    usingJSDOM: true,
-    usingJest: true
-  },
-  moduleFileExtensions: ["ts", "tsx", "js", "jsx"],
-  moduleNameMapper: {
-    "^inferno-router/utils": "<rootDir>/packages/inferno-router/src/utils.ts",
-    "^inferno(.*?)$": "<rootDir>/packages/inferno$1/src/index.ts",
-    "mobx": "<rootDir>/node_modules/mobx/dist/mobx.cjs.development.js"
-  },
+  ...defaultSettings,
   setupFiles: [],
   testMatch: [
     "<rootDir>/packages/*/__tests__/**/*spec.server-nodom.@(js|ts)?(x)"
   ],
   testPathIgnorePatterns: [
     "<rootDir>/packages/inferno/__tests__/transition.spec.jsx",
   ],
-  transform: {
-    "^.+\\.jsx?$": "<rootDir>/jest.babel.transform.js",
-    "^.+\\.tsx?$": "<rootDir>/jest.ts.transform.js"
-  },
   testEnvironment: "node",
-  testRunner: "jest-jasmine2",
-  reporters: [["jest-silent-reporter", { "useDots": true }]]
 }

jest.config.js

@@ -1,4 +1,5 @@
 export default {
+  preset: "ts-jest",
   collectCoverageFrom: [
     "packages/*/src/**/*.ts",
     "!**/*.ts.js",
@@ -27,7 +28,7 @@ export default {
   ],
   transform: {
     "^.+\\.jsx?$": "<rootDir>/jest.babel.transform.js",
-    "^.+\\.tsx?$": "<rootDir>/jest.ts.transform.js"
+    "^.+\\.tsx?$": [ "ts-jest", { "babelConfig": "<rootDir>/.babelrc.test" } ],
   },
   testEnvironment: "jsdom",
   testRunner: "jest-jasmine2",