test: setup vitest for packages

Author: tasshi-me

internals/test-packages/tests/index.test.ts

@@ -17,15 +17,16 @@
     "lint:eslint": "eslint",
     "lint:packages": "pnpm -r --parallel run lint",
     "lint:prettier": "prettier --check '**/*.{json,md,yml,yaml}' --cache",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "vitest"
   },
   "devDependencies": {
     "@tasshi-playground/eslint-config": "workspace:^",
     "@tasshi-playground/tsconfig": "workspace:^",
     "eslint": "^9.24.0",
     "prettier": "^3.5.3",
     "publint": "^0.3.10",
-    "typescript": "^5.8.3"
+    "typescript": "^5.8.3",
+    "vitest": "^3.1.1"
   },
   "packageManager": "[email protected]+sha512.499434c9d8fdd1a2794ebf4552b3b25c0a633abcee5bb15e7b5de90f32f47b513aca98cd5cfd001c31f0db454bc3804edccd578501e4ca293a6816166bbd9f81"
 }

package.json

@@ -29,9 +29,10 @@
     "lint:eslint": "eslint",
     "lint:prettier": "prettier --check '**/*.{json,md,yml,yaml}' --cache",
     "lint:publint": "publint",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "vitest"
   },
   "devDependencies": {
-    "@tasshi-playground/eslint-config": "workspace:^"
+    "@tasshi-playground/eslint-config": "workspace:^",
+    "vitest": "^3.1.1"
   }
 }

packages/demo-package-tsc/package.json

@@ -0,0 +1,8 @@
+import { describe, it, expect } from "vitest";
+import fn from "../index.js";
+
+describe("fn", () => {
+  it("should return true", () => {
+    expect(fn()).toBe(true);
+  });
+});

packages/demo-package-tsc/src/__tests__/index.test.ts

@@ -29,10 +29,11 @@
     "lint:eslint": "eslint",
     "lint:prettier": "prettier --check '**/*.{json,md,yml,yaml}' --cache",
     "lint:publint": "publint",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "vitest"
   },
   "devDependencies": {
     "@tasshi-playground/eslint-config": "workspace:^",
-    "tsup": "^8.4.0"
+    "tsup": "^8.4.0",
+    "vitest": "^3.1.1"
   }
 }

packages/demo-package-tsup/package.json

@@ -0,0 +1,8 @@
+import { describe, it, expect } from "vitest";
+import fn from "../index.js";
+
+describe("fn", () => {
+  it("should return true", () => {
+    expect(fn()).toBe(true);
+  });
+});

packages/demo-package-tsup/src/__tests__/index.test.ts

@@ -29,7 +29,7 @@
     "lint:eslint": "eslint",
     "lint:prettier": "prettier --check '**/*.{json,md,yml,yaml}' --cache",
     "lint:publint": "publint",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "vitest"
   },
   "devDependencies": {
     "@tasshi-playground/eslint-config": "workspace:^",
@@ -38,6 +38,7 @@
     "fs-extra": "^11.3.0",
     "glob": "^11.0.1",
     "vite": "^6.2.5",
-    "vite-plugin-dts": "^4.5.3"
+    "vite-plugin-dts": "^4.5.3",
+    "vitest": "^3.1.1"
   }
 }

packages/demo-package-vite-2/package.json

@@ -0,0 +1,8 @@
+import { describe, it, expect } from "vitest";
+import fn from "../index.js";
+
+describe("fn", () => {
+  it("should return true", () => {
+    expect(fn()).toBe(true);
+  });
+});

packages/demo-package-vite-2/src/__tests__/index.test.ts

@@ -29,7 +29,7 @@
     "lint:eslint": "eslint",
     "lint:prettier": "prettier --check '**/*.{json,md,yml,yaml}' --cache",
     "lint:publint": "publint",
-    "test": "echo \"Error: no test specified\" && exit 1"
+    "test": "vitest"
   },
   "devDependencies": {
     "@tasshi-playground/eslint-config": "workspace:^",
@@ -39,6 +39,7 @@
     "glob": "^11.0.1",
     "vite": "^6.2.5",
     "vite-plugin-dts": "^4.5.3",
-    "vite-plugin-static-copy": "^2.3.0"
+    "vite-plugin-static-copy": "^2.3.0",
+    "vitest": "^3.1.1"
   }
 }

packages/demo-package-vite/package.json

@@ -0,0 +1,8 @@
+import { describe, it, expect } from "vitest";
+import fn from "../index.js";
+
+describe("fn", () => {
+  it("should return true", () => {
+    expect(fn()).toBe(true);
+  });
+});