fix test

Author: ymc9

tests/integration/tsconfig.json

@@ -6,7 +6,8 @@
         "forceConsistentCasingInFileNames": true,
         "strict": true,
         "skipLibCheck": true,
-        "experimentalDecorators": true
+        "experimentalDecorators": true,
+        "resolveJsonModule": true
     },
     "include": ["**/*.ts", "**/*.d.ts"]
 }