Support for testing with jest

.gitignore

@@ -1,3 +1,4 @@
 node_modules
 dist
 yarn-error.log
+coverage

jest.config.js

@@ -0,0 +1,8 @@
+module.exports = {
+  roots: ["<rootDir>/src"],
+  transform: {
+    "^.+\\.tsx?$": "ts-jest"
+  },
+  testRegex: "(/__tests__/.*|(\\.|/)(test|spec))\\.tsx?$",
+  moduleFileExtensions: ["ts", "tsx", "js", "jsx", "json", "node"]
+};

package.json

@@ -6,11 +6,15 @@
   "license": "MIT",
   "scripts": {
     "build": "tsc --build packages/",
-    "prettier": "prettier --write '**/*.ts'"
+    "prettier": "prettier --write '**/*.ts'",
+    "test": "yarn workspaces run test"
   },
   "devDependencies": {
+    "@types/jest": "^23.3.9",
     "@types/node": "^10.12.5",
+    "jest": "^23.6.0",
     "prettier": "^1.15.2",
+    "ts-jest": "^23.10.4",
     "typescript": "^3.1.6"
   },
   "workspaces": [

packages/delisp-core/__tests__/reader.ts

@@ -0,0 +1,15 @@
+import { readFromString } from "../src/";
+
+describe("Reader", () => {
+  it("should read basic booleans", () => {
+    expect(readFromString("true")).toEqual({
+      type: "LiteralBoolean",
+      value: true
+    });
+
+    expect(readFromString("false")).toEqual({
+      type: "LiteralBoolean",
+      value: false
+    });
+  });
+});

packages/delisp-core/jest.config.js

@@ -0,0 +1,7 @@
+module.exports = {
+  transform: {
+    "^.+\\.tsx?$": "ts-jest"
+  },
+  testRegex: "(/__tests__/.*|(\\.|/)(test|spec))\\.tsx?$",
+  moduleFileExtensions: ["ts", "tsx", "js", "jsx", "json", "node"]
+};

packages/delisp-core/package.json

@@ -4,6 +4,7 @@
   "main": "dist/src/index.js",
   "license": "MIT",
   "scripts": {
-    "build": "tsc"
+    "build": "tsc",
+    "test": "jest"
   }
 }

packages/delisp/package.json

@@ -7,7 +7,8 @@
     "delisp": "index.js"
   },
   "scripts": {
-    "build": "tsc --build"
+    "build": "tsc --build",
+    "test": "true"
   },
   "dependencies": {
     "@delisp/core": "0.1.0"