migrate to vitest (ssm util)

Author: npalm

lambdas/libs/aws-ssm-util/aws-vitest-setup.ts

@@ -0,0 +1,2 @@
+// Setup AWS SDK client mock matchers
+import 'aws-sdk-client-mock-jest/vitest';

lambdas/libs/aws-ssm-util/jest.config.ts

@@ -21,6 +21,7 @@
     "@typescript-eslint/eslint-plugin": "^8.25.0",
     "@typescript-eslint/parser": "^8.25.0",
     "@vercel/ncc": "0.38.3",
+    "aws-sdk-client-mock-jest": "^4.1.0",
     "body-parser": "^1.20.3",
     "eslint": "^8.57.0",
     "eslint-plugin-prettier": "5.2.3",

lambdas/libs/aws-ssm-util/package.json

@@ -6,17 +6,18 @@ import {
   SSMClient,
 } from '@aws-sdk/client-ssm';
 import { mockClient } from 'aws-sdk-client-mock';
-import 'aws-sdk-client-mock-jest';
+import { AwsClientStubSpy } from 'aws-sdk-client-mock';
 import nock from 'nock';
 
 import { getParameter, putParameter } from '.';
+import { describe, it, expect, beforeEach, vi } from 'vitest';
 
 const mockSSMClient = mockClient(SSMClient);
 const cleanEnv = process.env;
 
 beforeEach(() => {
-  jest.resetModules();
-  jest.clearAllMocks();
+  vi.resetModules();
+  vi.clearAllMocks();
   process.env = { ...cleanEnv };
   nock.disableNetConnect();
 });

lambdas/libs/aws-ssm-util/src/index.test.ts

@@ -0,0 +1,18 @@
+import { mergeConfig } from 'vitest/config';
+import defaultConfig from '../../vitest.base.config';
+
+export default mergeConfig(defaultConfig, {
+  test: {
+    setupFiles: ['./aws-vitest-setup.ts'],
+    coverage: {
+      include: ['src/**/*.ts'],
+      exclude: ['src/**/*.test.ts', 'src/**/*.d.ts'],
+      thresholds: {
+        statements: 100,
+        branches: 100,
+        functions: 100,
+        lines: 100,
+      }
+    },
+  },
+});

lambdas/libs/aws-ssm-util/vitest.config.ts

@@ -20,6 +20,12 @@
       "options": {
         "targetName": "lint"
       }
+    },
+    {
+      "plugin": "@nx/vite/plugin",
+      "options": {
+        "targetName": "test"
+      }
     }
   ],
 "targetDefaults": {
@@ -34,6 +40,15 @@
     "dependsOn": ["build"],
     "executor": "@nx/workspace:run-commands",
     "cache": true
+  },
+  "test": {
+    "inputs": [
+      "default", 
+      "^default", 
+      "{workspaceRoot}/vitest.base.config.ts",
+      "{projectRoot}/vitest.config.ts"
+    ],
+    "cache": true
   }
 }
 

lambdas/nx.json

@@ -15,6 +15,7 @@
     "lint": "nx run-many --target=lint --all",
     "affected:lint": "nx affected:lint --parallel",
     "test": "nx run-many --target=test --all",
+    "vitest": "vitest",
     "affected:test": "nx affected:test --parallel"
   },
   "resolutions": {
@@ -24,14 +25,19 @@
     "@nx/eslint": "20.4.6",
     "@nx/jest": "20.3.0",
     "@nx/js": "^20.3.2",
+    "@nx/vite": "^20.4.6",
     "@swc-node/register": "~1.10.9",
     "@swc/core": "~1.10.11",
     "@swc/helpers": "~0.5.15",
+    "@vitest/coverage-v8": "^3.0.7",
+    "chalk": "^5.4.1",
     "eslint": "^8.57.0",
     "jest": "^29.7.0",
     "nx": "20.3.2",
     "prettier": "^3.4.2",
-    "typescript": "^5.7.3"
+    "typescript": "^5.7.3",
+    "vite": "^5.4.14",
+    "vitest": "^3.0.7"
   },
   "packageManager": "[email protected]"
 }

lambdas/package.json

@@ -0,0 +1,18 @@
+import { defineConfig } from 'vitest/config';
+
+const defaultConfig = defineConfig({
+  test: {
+    environment: 'node',
+    coverage: {
+      provider: 'v8',
+      reporter: ['text', 'lcov', 'html'],
+      include: ['**/src/**/*.ts'],
+      exclude: ['**/*local*.ts', '**/*.d.ts', '**/*.test.ts', '**/node_modules/**'],
+      all: true,
+      reportsDirectory: './coverage'
+    },
+    globals: true,
+  }
+});
+
+export default defaultConfig;