chore: upgrade vitest 3.2.4 → 4.0.18

Breaking changes addressed:
- vi.fn() mock factories: arrow → regular functions for constructor support
- Exclude dist/ from test resolution (vitest 4 simplified defaults)
- 672 tests pass, 0 tsc errors

package-lock.json

@@ -34,7 +34,7 @@
         "terser": "^5.46.0",
         "tsx": "^4.21.0",
         "typescript": "^5.9.3",
-        "vitest": "^3.2.4"
+        "vitest": "^4.0.18"
       }
     },
     "node_modules/@apidevtools/json-schema-ref-parser": {
@@ -1032,6 +1032,13 @@
       "hasInstallScript": true,
       "license": "Apache-2.0"
     },
+    "node_modules/@standard-schema/spec": {
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+      "dev": true,
+      "license": "MIT"
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       "version": "0.23.0",
       "resolved": "https://registry.npmjs.org/@tootallnate/quickjs-emscripten/-/quickjs-emscripten-0.23.0.tgz",
@@ -1256,59 +1263,59 @@
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     },
     "node_modules/@vitest/expect": {
-      "version": "3.2.4",
+      "version": "4.0.18",
-      "resolved": "https://registry.npmjs.org/@vitest/expect/-/expect-3.2.4.tgz",
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       "dev": true,
       "license": "MIT",
       "dependencies": {
+        "@standard-schema/spec": "^1.0.0",
         "@types/chai": "^5.2.2",
-        "@vitest/spy": "3.2.4",
+        "@vitest/spy": "4.0.18",
-        "@vitest/utils": "3.2.4",
+        "@vitest/utils": "4.0.18",
-        "chai": "^5.2.0",
+        "chai": "^6.2.1",
-        "tinyrainbow": "^2.0.0"
+        "tinyrainbow": "^3.0.3"
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         "url": "https://opencollective.com/vitest"
       }
     },
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       "license": "MIT",
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+        "tinyrainbow": "^3.0.3"
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       }
     },
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+        "@vitest/utils": "4.0.18",
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-        "strip-literal": "^3.0.0"
       },
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       }
     },
     "node_modules/@vitest/snapshot": {
-      "version": "3.2.4",
+      "version": "4.0.18",
-      "resolved": "https://registry.npmjs.org/@vitest/snapshot/-/snapshot-3.2.4.tgz",
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+        "@vitest/pretty-format": "4.0.18",
-        "magic-string": "^0.30.17",
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@@ -1316,28 +1323,24 @@
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     "node_modules/@vitest/utils": {
-      "version": "3.2.4",
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-      "resolved": "https://registry.npmjs.org/@vitest/utils/-/utils-3.2.4.tgz",
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       "license": "MIT",
       "dependencies": {
-        "@vitest/pretty-format": "3.2.4",
+        "@vitest/pretty-format": "4.0.18",
-        "loupe": "^3.1.4",
+        "tinyrainbow": "^3.0.3"
-        "tinyrainbow": "^2.0.0"
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@@ -1676,16 +1679,6 @@
         "node": ">= 0.8"
       }
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-    "node_modules/cac": {
-      "version": "6.7.14",
-      "resolved": "https://registry.npmjs.org/cac/-/cac-6.7.14.tgz",
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     "node_modules/call-bind-apply-helpers": {
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@@ -1731,32 +1724,15 @@
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     "node_modules/chai": {
-      "version": "5.3.3",
+      "version": "6.2.2",
-      "resolved": "https://registry.npmjs.org/chai/-/chai-5.3.3.tgz",
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@@ -1961,16 +1937,6 @@
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@@ -3028,13 +2994,6 @@
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@@ -3219,6 +3178,17 @@
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@@ -3385,16 +3355,6 @@
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@@ -4343,26 +4303,6 @@
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@@ -4585,11 +4525,14 @@
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@@ -4608,30 +4551,10 @@
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-        "sass-embedded": {
-          "optional": true
-        },
-        "stylus": {
-          "optional": true
-        },
-        "sugarss": {
-          "optional": true
-        },
-        "terser": {
-          "optional": true
-        },
-        "tsx": {
-          "optional": true
-        },
-        "yaml": {
-          "optional": true
-        }
-      }
-    },
-    "node_modules/vite-node/node_modules/yaml": {
-      "version": "2.8.2",
-      "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.8.2.tgz",
-      "integrity": "sha512-mplynKqc1C2hTVYxd0PU2xQAc22TI1vShAYGksCCfxbn/dFwnHTNi1bvYsBTkhdUNtGIf5xNOg938rrSSYvS9A==",
-      "dev": true,
-      "license": "ISC",
-      "optional": true,
-      "peer": true,
-      "bin": {
-        "yaml": "bin.mjs"
-      },
-      "engines": {
-        "node": ">= 14.6"
-      },
-      "funding": {
-        "url": "https://github.com/sponsors/eemeli"
-      }
-    },
     "node_modules/vitest": {
-      "version": "3.2.4",
+      "version": "4.0.18",
-      "resolved": "https://registry.npmjs.org/vitest/-/vitest-3.2.4.tgz",
+      "resolved": "https://registry.npmjs.org/vitest/-/vitest-4.0.18.tgz",
-      "integrity": "sha512-LUCP5ev3GURDysTWiP47wRRUpLKMOfPh+yKTx3kVIEiu5KOMeqzpnYNsKyOoVrULivR8tLcks4+lga33Whn90A==",
+      "integrity": "sha512-hOQuK7h0FGKgBAas7v0mSAsnvrIgAvWmRFjmzpJ7SwFHH3g1k2u37JtYwOwmEKhK6ZO3v9ggDBBm0La1LCK4uQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@types/chai": "^5.2.2",
+        "@vitest/expect": "4.0.18",
-        "@vitest/expect": "3.2.4",
+        "@vitest/mocker": "4.0.18",
-        "@vitest/mocker": "3.2.4",
+        "@vitest/pretty-format": "4.0.18",
-        "@vitest/pretty-format": "^3.2.4",
+        "@vitest/runner": "4.0.18",
-        "@vitest/runner": "3.2.4",
+        "@vitest/snapshot": "4.0.18",
-        "@vitest/snapshot": "3.2.4",
+        "@vitest/spy": "4.0.18",
-        "@vitest/spy": "3.2.4",
+        "@vitest/utils": "4.0.18",
-        "@vitest/utils": "3.2.4",
+        "es-module-lexer": "^1.7.0",
-        "chai": "^5.2.0",
+        "expect-type": "^1.2.2",
-        "debug": "^4.4.1",
+        "magic-string": "^0.30.21",
-        "expect-type": "^1.2.1",
+        "obug": "^2.1.1",
-        "magic-string": "^0.30.17",
         "pathe": "^2.0.3",
-        "picomatch": "^4.0.2",
+        "picomatch": "^4.0.3",
-        "std-env": "^3.9.0",
+        "std-env": "^3.10.0",
         "tinybench": "^2.9.0",
-        "tinyexec": "^0.3.2",
+        "tinyexec": "^1.0.2",
-        "tinyglobby": "^0.2.14",
+        "tinyglobby": "^0.2.15",
-        "tinypool": "^1.1.1",
+        "tinyrainbow": "^3.0.3",
-        "tinyrainbow": "^2.0.0",
+        "vite": "^6.0.0 || ^7.0.0",
-        "vite": "^5.0.0 || ^6.0.0 || ^7.0.0-0",
-        "vite-node": "3.2.4",
         "why-is-node-running": "^2.3.0"
       },
       "bin": {
         "vitest": "vitest.mjs"
       },
       "engines": {
-        "node": "^18.0.0 || ^20.0.0 || >=22.0.0"
+        "node": "^20.0.0 || ^22.0.0 || >=24.0.0"
       },
       "funding": {
         "url": "https://opencollective.com/vitest"
       },
       "peerDependencies": {
         "@edge-runtime/vm": "*",
-        "@types/debug": "^4.1.12",
+        "@opentelemetry/api": "^1.9.0",
-        "@types/node": "^18.0.0 || ^20.0.0 || >=22.0.0",
+        "@types/node": "^20.0.0 || ^22.0.0 || >=24.0.0",
-        "@vitest/browser": "3.2.4",
+        "@vitest/browser-playwright": "4.0.18",
-        "@vitest/ui": "3.2.4",
+        "@vitest/browser-preview": "4.0.18",
+        "@vitest/browser-webdriverio": "4.0.18",
+        "@vitest/ui": "4.0.18",
         "happy-dom": "*",
         "jsdom": "*"
       },
@@ -4951,13 +4732,19 @@
         "@edge-runtime/vm": {
           "optional": true
         },
-        "@types/debug": {
+        "@opentelemetry/api": {
           "optional": true
         },
         "@types/node": {
           "optional": true
         },
-        "@vitest/browser": {
+        "@vitest/browser-playwright": {
+          "optional": true
+        },
+        "@vitest/browser-preview": {
+          "optional": true
+        },
+        "@vitest/browser-webdriverio": {
           "optional": true
         },
         "@vitest/ui": {
@@ -4972,22 +4759,22 @@
       }
     },
     "node_modules/vitest/node_modules/@vitest/mocker": {
-      "version": "3.2.4",
+      "version": "4.0.18",
-      "resolved": "https://registry.npmjs.org/@vitest/mocker/-/mocker-3.2.4.tgz",
+      "resolved": "https://registry.npmjs.org/@vitest/mocker/-/mocker-4.0.18.tgz",
-      "integrity": "sha512-46ryTE9RZO/rfDd7pEqFl7etuyzekzEhUbTW3BvmeO/BcCMEgq59BKhek3dXDWgAj4oMK6OZi+vRr1wPW6qjEQ==",
+      "integrity": "sha512-HhVd0MDnzzsgevnOWCBj5Otnzobjy5wLBe4EdeeFGv8luMsGcYqDuFRMcttKWZA5vVO8RFjexVovXvAM4JoJDQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@vitest/spy": "3.2.4",
+        "@vitest/spy": "4.0.18",
         "estree-walker": "^3.0.3",
-        "magic-string": "^0.30.17"
+        "magic-string": "^0.30.21"
       },
       "funding": {
         "url": "https://opencollective.com/vitest"
       },
       "peerDependencies": {
         "msw": "^2.4.9",
-        "vite": "^5.0.0 || ^6.0.0 || ^7.0.0-0"
+        "vite": "^6.0.0 || ^7.0.0-0"
       },
       "peerDependenciesMeta": {
         "msw": {
@@ -4998,31 +4785,6 @@
         }
       }
     },
-    "node_modules/vitest/node_modules/debug": {
-      "version": "4.4.3",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-4.4.3.tgz",
-      "integrity": "sha512-RGwwWnwQvkVfavKVt22FGLw+xYSdzARwm0ru6DhTVA3umU5hZc28V3kO4stgYryrTlLpuvgI9GiijltAjNbcqA==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "ms": "^2.1.3"
-      },
-      "engines": {
-        "node": ">=6.0"
-      },
-      "peerDependenciesMeta": {
-        "supports-color": {
-          "optional": true
-        }
-      }
-    },
-    "node_modules/vitest/node_modules/ms": {
-      "version": "2.1.3",
-      "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
-      "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/vitest/node_modules/vite": {
       "version": "7.3.1",
       "resolved": "https://registry.npmjs.org/vite/-/vite-7.3.1.tgz",

package.json

@@ -38,7 +38,7 @@
     "terser": "^5.46.0",
     "tsx": "^4.21.0",
     "typescript": "^5.9.3",
-    "vitest": "^3.2.4"
+    "vitest": "^4.0.18"
   },
   "type": "module"
 }

src/__tests__/billing.test.ts

@@ -26,7 +26,7 @@ vi.mock("stripe", () => {
       retrieve: vi.fn(),
     },
   };
-  return { default: vi.fn(() => mockStripe), __mockStripe: mockStripe };
+  return { default: vi.fn(function() { return mockStripe; }), __mockStripe: mockStripe };
 });
 
 let app: express.Express;

src/__tests__/db.test.ts

@@ -6,10 +6,12 @@ const mockQuery = vi.fn();
 const mockConnect = vi.fn();
 
 vi.mock("pg", () => {
-  const Pool = vi.fn(() => ({
+  const Pool = vi.fn(function() {
+    return {
       connect: mockConnect,
       on: vi.fn(),
-  }));
+    };
+  });
   return { default: { Pool }, Pool };
 });
 

vitest.config.ts

@@ -1,9 +1,13 @@
-import { defineConfig } from "vitest/config";
+import { configDefaults, defineConfig } from "vitest/config";
 
 export default defineConfig({
   test: {
     setupFiles: ["src/__tests__/setup.ts"],
     testTimeout: 15000,
     hookTimeout: 15000,
+    exclude: [
+      ...configDefaults.exclude,
+      "**/dist/**",
+    ],
   },
 });