Initial commit

packages/core-testing/stryker.base.json

@@ -0,0 +1,35 @@
+{
+  "$schema": "../../node_modules/@stryker-mutator/core/schema/stryker-schema.json",
+  "_comment": "Shared Stryker base config for L3 mutation testing (ADR-020). Per-feature stryker.config.json files extend this. Edit a feature's config to widen scope; rarely needs editing here.",
+  "testRunner": "vitest",
+  "vitest": {
+    "configFile": "vitest.config.ts"
+  },
+  "mutate": [
+    "src/entities/**/*.ts",
+    "src/application/use-cases/**/*.ts",
+    "!**/*.test.ts",
+    "!**/*.test.tsx",
+    "!**/__factories__/**",
+    "!**/__contracts__/**"
+  ],
+  "thresholds": {
+    "high": 90,
+    "low": 80,
+    "break": 80
+  },
+  "reporters": ["progress", "html", "json"],
+  "htmlReporter": {
+    "fileName": "reports/mutation/index.html"
+  },
+  "jsonReporter": {
+    "fileName": "reports/mutation/mutation.json"
+  },
+  "tempDirName": ".stryker-tmp",
+  "cleanTempDir": true,
+  "concurrency": 4,
+  "timeoutMS": 10000,
+  "logLevel": "info",
+  "incremental": true,
+  "incrementalFile": ".stryker-tmp/incremental.json"
+}