diff --git a/.env b/.env
index 5c3f55d..c40a393 100644
--- a/.env
+++ b/.env
@@ -1 +1 @@
-DEBUG=all 
\ No newline at end of file
+DEBUG=all
\ No newline at end of file
diff --git a/math.js b/math.js
new file mode 100644
index 0000000..b1f16a2
--- /dev/null
+++ b/math.js
@@ -0,0 +1,6 @@
+
+function add(a, b) {
+    return a + b;
+}
+
+module.exports = { add };
\ No newline at end of file
diff --git a/package-lock.json b/package-lock.json
index 4ed813d..8ddadb9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14,8 +14,11 @@
         "@sap/cds": "^9"
       },
       "devDependencies": {
+        "@cap-js/cds-test": "^1.0.1",
         "@cap-js/sqlite": "^2.4",
-        "cds-plugin-ui5": "^0.17.0"
+        "cds-plugin-ui5": "^0.17.0",
+        "chai": "^6.2.2",
+        "mocha": "^11.7.6"
       }
     },
     "app/incidents": {
@@ -99,6 +102,25 @@
         "node": ">=6.9.0"
       }
     },
+    "node_modules/@cap-js/cds-test": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/@cap-js/cds-test/-/cds-test-1.0.1.tgz",
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+      "dev": true,
+      "license": "Apache-2.0",
+      "bin": {
+        "cds-test": "bin/chest.js",
+        "chest": "bin/chest.js"
+      },
+      "engines": {
+        "node": ">=22"
+      },
+      "peerDependencies": {
+        "@sap/cds": ">=9.8",
+        "chai": "^6",
+        "chai-as-promised": "^8"
+      }
+    },
     "node_modules/@cap-js/db-service": {
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       "resolved": "https://registry.npmjs.org/@cap-js/db-service/-/db-service-2.11.0.tgz",
@@ -8860,6 +8882,13 @@
         "node": ">=8"
       }
     },
+    "node_modules/browser-stdout": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/browser-stdout/-/browser-stdout-1.3.1.tgz",
+      "integrity": "sha512-qhAVI1+Av2X7qelOfAIYwXONood6XlZE/fXaBSmW/T5SzLAmCgzi+eiWE7fUvbHaeNBQH13UftjpXxsfLkMpgw==",
+      "dev": true,
+      "license": "ISC"
+    },
     "node_modules/buffer": {
       "version": "5.7.1",
       "resolved": "https://registry.npmjs.org/buffer/-/buffer-5.7.1.tgz",
@@ -9026,6 +9055,19 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/camelcase": {
+      "version": "6.3.0",
+      "resolved": "https://registry.npmjs.org/camelcase/-/camelcase-6.3.0.tgz",
+      "integrity": "sha512-Gmy6FhYlCY7uOElZUSbxo2UCDH8owEk996gkbrpsgGtrJLM3J7jGxl9Ic7Qwwj4ivOE5AWZWRMecDdF7hqGjFA==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
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       "resolved": "https://registry.npmjs.org/catharsis/-/catharsis-0.9.0.tgz",
@@ -9059,6 +9101,30 @@
         "express": ">=4.19.2"
       }
     },
+    "node_modules/chai": {
+      "version": "6.2.2",
+      "resolved": "https://registry.npmjs.org/chai/-/chai-6.2.2.tgz",
+      "integrity": "sha512-NUPRluOfOiTKBKvWPtSD4PhFvWCqOi0BGStNWs57X9js7XGTprSmFoz5F0tWhR4WPjNeR9jXqdC7/UpSJTnlRg==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/chai-as-promised": {
+      "version": "8.0.2",
+      "resolved": "https://registry.npmjs.org/chai-as-promised/-/chai-as-promised-8.0.2.tgz",
+      "integrity": "sha512-1GadL+sEJVLzDjcawPM4kjfnL+p/9vrxiEUonowKOAzvVg0PixJUdtuDzdkDeQhK3zfOE76GqGkZIQ7/Adcrqw==",
+      "dev": true,
+      "license": "MIT",
+      "peer": true,
+      "dependencies": {
+        "check-error": "^2.1.1"
+      },
+      "peerDependencies": {
+        "chai": ">= 2.1.2 < 7"
+      }
+    },
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       "version": "5.6.2",
       "resolved": "https://registry.npmjs.org/chalk/-/chalk-5.6.2.tgz",
@@ -9072,6 +9138,17 @@
         "url": "https://github.com/chalk/chalk?sponsor=1"
       }
     },
+    "node_modules/check-error": {
+      "version": "2.1.3",
+      "resolved": "https://registry.npmjs.org/check-error/-/check-error-2.1.3.tgz",
+      "integrity": "sha512-PAJdDJusoxnwm1VwW07VWwUN1sl7smmC3OKggvndJFadxxDRyFJBX/ggnu/KE4kQAB7a3Dp8f/YXC1FlUprWmA==",
+      "dev": true,
+      "license": "MIT",
+      "peer": true,
+      "engines": {
+        "node": ">= 16"
+      }
+    },
     "node_modules/cheerio": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/cheerio/-/cheerio-1.0.0.tgz",
@@ -9116,6 +9193,22 @@
         "url": "https://github.com/sponsors/fb55"
       }
     },
+    "node_modules/chokidar": {
+      "version": "4.0.3",
+      "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-4.0.3.tgz",
+      "integrity": "sha512-Qgzu8kfBvo+cA4962jnP1KkS6Dop5NS6g7R5LFYJr4b8Ub94PPQXUksCw9PvXoeXPRRddRNC5C1JQUR2SMGtnA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "readdirp": "^4.0.1"
+      },
+      "engines": {
+        "node": ">= 14.16.0"
+      },
+      "funding": {
+        "url": "https://paulmillr.com/funding/"
+      }
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       "resolved": "https://registry.npmjs.org/chownr/-/chownr-1.1.4.tgz",
@@ -9152,6 +9245,55 @@
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       }
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+      "version": "8.0.1",
+      "resolved": "https://registry.npmjs.org/cliui/-/cliui-8.0.1.tgz",
+      "integrity": "sha512-BSeNnyus75C4//NQ9gQt1/csTXyo/8Sb+afLAkzAptFuMsod9HFokGNudZpi/oQV73hnVK+sR+5PVRMd+Dr7YQ==",
+      "dev": true,
+      "license": "ISC",
+      "dependencies": {
+        "string-width": "^4.2.0",
+        "strip-ansi": "^6.0.1",
+        "wrap-ansi": "^7.0.0"
+      },
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/cliui/node_modules/ansi-styles": {
+      "version": "4.3.0",
+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
+      "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "color-convert": "^2.0.1"
+      },
+      "engines": {
+        "node": ">=8"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/ansi-styles?sponsor=1"
+      }
+    },
+    "node_modules/cliui/node_modules/wrap-ansi": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/wrap-ansi/-/wrap-ansi-7.0.0.tgz",
+      "integrity": "sha512-YVGIj2kamLSTxw6NsZjoBxfSwsn0ycdesmc4p+Q21c5zPuZ1pl+NfxVdxPtdHvmNVOQ6XSYG4AUtyt/Fi7D16Q==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "ansi-styles": "^4.0.0",
+        "string-width": "^4.1.0",
+        "strip-ansi": "^6.0.0"
+      },
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/wrap-ansi?sponsor=1"
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       "resolved": "https://registry.npmjs.org/clone/-/clone-2.1.2.tgz",
@@ -9405,6 +9547,19 @@
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+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/decamelize/-/decamelize-4.0.0.tgz",
+      "integrity": "sha512-9iE1PgSik9HeIIw2JO94IidnE3eBoQrFJ3w7sFuzSX4DpmZ3v5sZpUiV5Swcf6mQEF+Y0ru8Neo+p+nyh2J+hQ==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
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       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/decompress-response/-/decompress-response-6.0.0.tgz",
@@ -9563,6 +9718,16 @@
         "url": "https://github.com/sponsors/isaacs"
       }
     },
+    "node_modules/diff": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/diff/-/diff-7.0.0.tgz",
+      "integrity": "sha512-PJWHUb1RFevKCwaFA9RlG5tCd+FO5iRh9A8HEtkmBH2Li03iJriB6m6JIN4rGz3K3JLawI7/veA1xzRKP6ISBw==",
+      "dev": true,
+      "license": "BSD-3-Clause",
+      "engines": {
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+      }
+    },
     "node_modules/dom-serializer": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/dom-serializer/-/dom-serializer-2.0.0.tgz",
@@ -9787,6 +9952,16 @@
         "node": ">= 0.4"
       }
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+    "node_modules/escalade": {
+      "version": "3.2.0",
+      "resolved": "https://registry.npmjs.org/escalade/-/escalade-3.2.0.tgz",
+      "integrity": "sha512-WUj2qlxaQtO4g6Pq5c29GTcWGDyd8itL8zTlipgECz3JesAiiOKotd8JU6otB3PACgG6xkJUyVhboMS+bje/jA==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=6"
+      }
+    },
     "node_modules/escape-html": {
       "version": "1.0.3",
       "resolved": "https://registry.npmjs.org/escape-html/-/escape-html-1.0.3.tgz",
@@ -10347,6 +10522,16 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/flat": {
+      "version": "5.0.2",
+      "resolved": "https://registry.npmjs.org/flat/-/flat-5.0.2.tgz",
+      "integrity": "sha512-b6suED+5/3rTpUBdG1gupIl8MPFCAMA0QXwmljLhvCUKcUvdE4gWky9zpuGCcXHOsz4J9wPGNWq6OKpmIzz3hQ==",
+      "dev": true,
+      "license": "BSD-3-Clause",
+      "bin": {
+        "flat": "cli.js"
+      }
+    },
     "node_modules/flat-cache": {
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       "resolved": "https://registry.npmjs.org/flat-cache/-/flat-cache-4.0.1.tgz",
@@ -10455,6 +10640,16 @@
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+    "node_modules/get-caller-file": {
+      "version": "2.0.5",
+      "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-2.0.5.tgz",
+      "integrity": "sha512-DyFP3BM/3YHTQOCUL/w0OZHR0lpKeGrxotcHWcqNEdnltqFwXVfhEBQ94eIo34AfQpo0rGki4cyIiftY06h2Fg==",
+      "dev": true,
+      "license": "ISC",
+      "engines": {
+        "node": "6.* || 8.* || >= 10.*"
+      }
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       "version": "1.3.0",
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@@ -10590,6 +10785,16 @@
       "dev": true,
       "license": "MIT"
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+    "node_modules/has-flag": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/has-flag/-/has-flag-4.0.0.tgz",
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+      "dev": true,
+      "license": "MIT",
+      "engines": {
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@@ -10999,6 +11204,16 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
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+    "node_modules/is-plain-obj": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/is-plain-obj/-/is-plain-obj-2.1.0.tgz",
+      "integrity": "sha512-YWnfyRwxL/+SsrWYfOpUtz5b3YD+nyfkHvjbcanzk8zgyO4ASD67uVMRt8k5bM4lLMDnXfriRhOpemw+NfT1eA==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=8"
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@@ -11295,6 +11510,82 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/log-symbols": {
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/log-symbols/-/log-symbols-4.1.0.tgz",
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+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "chalk": "^4.1.0",
+        "is-unicode-supported": "^0.1.0"
+      },
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+      "funding": {
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+      "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
+      "integrity": "sha512-zbB9rCJAT1rbjiVDb2hqKFHNYLxgtk8NURxZ3IZwD3F6NtxbXZQCnnSi1Lkx+IDohdPlFp222wVALIheZJQSEg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
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+      },
+      "engines": {
+        "node": ">=8"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/ansi-styles?sponsor=1"
+      }
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+    "node_modules/log-symbols/node_modules/chalk": {
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.2.tgz",
+      "integrity": "sha512-oKnbhFyRIXpUuez8iBMmyEa4nbj4IOQyuhc/wy9kY7/WVPcwIO9VA668Pu8RkO7+0G76SLROeyw9CpQ061i4mA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
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+        "supports-color": "^7.1.0"
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+      "funding": {
+        "url": "https://github.com/chalk/chalk?sponsor=1"
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+      "resolved": "https://registry.npmjs.org/is-unicode-supported/-/is-unicode-supported-0.1.0.tgz",
+      "integrity": "sha512-knxG2q4UC3u8stRGyAVJCOdxFmv5DZiRcdlIaAQXAbSfJya+OhopNotLQrstBhququ4ZpuKbDc/8S6mgXgPFPw==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
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+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
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+      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-7.2.0.tgz",
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@@ -11705,6 +11996,158 @@
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+      "version": "10.5.0",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-10.5.0.tgz",
+      "integrity": "sha512-DfXN8DfhJ7NH3Oe7cFmu3NCu1wKbkReJ8TorzSAFbSKrlNaQSKfIzqYqVY8zlbs2NLBbWpRiU52GX2PbaBVNkg==",
+      "deprecated": "Old versions of glob are not supported, and contain widely publicized security vulnerabilities, which have been fixed in the current version. Please update. Support for old versions may be purchased (at exorbitant rates) by contacting i@izs.me",
+      "dev": true,
+      "license": "ISC",
+      "dependencies": {
+        "foreground-child": "^3.1.0",
+        "jackspeak": "^3.1.2",
+        "minimatch": "^9.0.4",
+        "minipass": "^7.1.2",
+        "package-json-from-dist": "^1.0.0",
+        "path-scurry": "^1.11.1"
+      },
+      "bin": {
+        "glob": "dist/esm/bin.mjs"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
+    "node_modules/mocha/node_modules/is-path-inside": {
+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/is-path-inside/-/is-path-inside-3.0.3.tgz",
+      "integrity": "sha512-Fd4gABb+ycGAmKou8eMftCupSir5lRxqf4aD/vd0cD2qc4HL07OjCeuHMr8Ro4CoMaeCKDB0/ECBOVWjTwUvPQ==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=8"
+      }
+    },
+    "node_modules/mocha/node_modules/minimatch": {
+      "version": "9.0.9",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-9.0.9.tgz",
+      "integrity": "sha512-OBwBN9AL4dqmETlpS2zasx+vTeWclWzkblfZk7KTA5j3jeOONz/tRCnZomUyvNg83wL5Zv9Ss6HMJXAgL8R2Yg==",
+      "dev": true,
+      "license": "ISC",
+      "dependencies": {
+        "brace-expansion": "^2.0.2"
+      },
+      "engines": {
+        "node": ">=16 || 14 >=14.17"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
+    "node_modules/mocha/node_modules/path-scurry": {
+      "version": "1.11.1",
+      "resolved": "https://registry.npmjs.org/path-scurry/-/path-scurry-1.11.1.tgz",
+      "integrity": "sha512-Xa4Nw17FS9ApQFJ9umLiJS4orGjm7ZzwUrwamcGQuHSzDyth9boKDaycYdDcZDuqYATXw4HFXgaqWTctW/v1HA==",
+      "dev": true,
+      "license": "BlueOak-1.0.0",
+      "dependencies": {
+        "lru-cache": "^10.2.0",
+        "minipass": "^5.0.0 || ^6.0.2 || ^7.0.0"
+      },
+      "engines": {
+        "node": ">=16 || 14 >=14.18"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
+    "node_modules/mocha/node_modules/strip-json-comments": {
+      "version": "3.1.1",
+      "resolved": "https://registry.npmjs.org/strip-json-comments/-/strip-json-comments-3.1.1.tgz",
+      "integrity": "sha512-6fPc+R4ihwqP6N/aIv2f1gMH8lOVtWQHoqC4yK6oSDVVocumAsfCqjkXnqiYMhmMwS/mEHLp7Vehlt3ql6lEig==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=8"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/sindresorhus"
+      }
+    },
+    "node_modules/mocha/node_modules/workerpool": {
+      "version": "9.3.4",
+      "resolved": "https://registry.npmjs.org/workerpool/-/workerpool-9.3.4.tgz",
+      "integrity": "sha512-TmPRQYYSAnnDiEB0P/Ytip7bFGvqnSU6I2BcuSw7Hx+JSg/DsUi5ebYfc8GYaSdpuvOcEs6dXxPurOYpe9QFwg==",
+      "dev": true,
+      "license": "Apache-2.0"
+    },
     "node_modules/ms": {
       "version": "2.1.3",
       "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.3.tgz",
@@ -12492,6 +12935,16 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/randombytes": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/randombytes/-/randombytes-2.1.0.tgz",
+      "integrity": "sha512-vYl3iOX+4CKUWuxGi9Ukhie6fsqXqS9FE2Zaic4tNFD2N2QQaXOMFbuKK4QmDHC0JO6B1Zp41J0LpT0oR68amQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "safe-buffer": "^5.1.0"
+      }
+    },
     "node_modules/range-parser": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/range-parser/-/range-parser-1.3.0.tgz",
@@ -12602,6 +13055,20 @@
         "node": ">= 6"
       }
     },
+    "node_modules/readdirp": {
+      "version": "4.1.2",
+      "resolved": "https://registry.npmjs.org/readdirp/-/readdirp-4.1.2.tgz",
+      "integrity": "sha512-GDhwkLfywWL2s6vEjyhri+eXmfH6j1L7JE27WhqLeYzoh/A3DBaYGEj2H/HFZCn/kMfim73FXxEJTw06WtxQwg==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">= 14.18.0"
+      },
+      "funding": {
+        "type": "individual",
+        "url": "https://paulmillr.com/funding/"
+      }
+    },
     "node_modules/replacestream": {
       "version": "4.0.3",
       "resolved": "https://registry.npmjs.org/replacestream/-/replacestream-4.0.3.tgz",
@@ -12657,6 +13124,16 @@
         "safe-buffer": "~5.1.0"
       }
     },
+    "node_modules/require-directory": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/require-directory/-/require-directory-2.1.1.tgz",
+      "integrity": "sha512-fGxEI7+wsG9xrvdjsrlmL22OMTTiHRwAMroiEeMgq8gzoLC/PQr7RsRDSTLUg/bZAZtF+TVIkHc6/4RIKrui+Q==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/require-from-string": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/require-from-string/-/require-from-string-2.0.2.tgz",
@@ -12931,6 +13408,16 @@
         "url": "https://opencollective.com/express"
       }
     },
+    "node_modules/serialize-javascript": {
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/serialize-javascript/-/serialize-javascript-6.0.2.tgz",
+      "integrity": "sha512-Saa1xPByTTq2gdeFZYLLo+RFE35NHZkAbqZeWNd3BpzppeVisAqpDjcp8dyf6uIvEqJRd46jemmyA4iFIeVk8g==",
+      "dev": true,
+      "license": "BSD-3-Clause",
+      "dependencies": {
+        "randombytes": "^2.1.0"
+      }
+    },
     "node_modules/serve-static": {
       "version": "2.2.1",
       "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-2.2.1.tgz",
@@ -13366,6 +13853,22 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/supports-color": {
+      "version": "8.1.1",
+      "resolved": "https://registry.npmjs.org/supports-color/-/supports-color-8.1.1.tgz",
+      "integrity": "sha512-MpUEN2OodtUzxvKQl72cUF7RQ5EiHsGvSsVG0ia9c5RbWGL2CI4C7EpPS8UTBIplnlzZiNuV56w+FuNxy3ty2Q==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "has-flag": "^4.0.0"
+      },
+      "engines": {
+        "node": ">=10"
+      },
+      "funding": {
+        "url": "https://github.com/chalk/supports-color?sponsor=1"
+      }
+    },
     "node_modules/supports-preserve-symlinks-flag": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/supports-preserve-symlinks-flag/-/supports-preserve-symlinks-flag-1.0.0.tgz",
@@ -14267,6 +14770,16 @@
       "dev": true,
       "license": "Apache-2.0"
     },
+    "node_modules/y18n": {
+      "version": "5.0.8",
+      "resolved": "https://registry.npmjs.org/y18n/-/y18n-5.0.8.tgz",
+      "integrity": "sha512-0pfFzegeDWJHJIAmTLRP2DwHjdF5s7jo9tuztdQxAhINCdvS+3nGINqPd00AphqJR/0LhANUS6/+7SCb98YOfA==",
+      "dev": true,
+      "license": "ISC",
+      "engines": {
+        "node": ">=10"
+      }
+    },
     "node_modules/yallist": {
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/yallist/-/yallist-5.0.0.tgz",
@@ -14292,6 +14805,51 @@
         "url": "https://github.com/sponsors/eemeli"
       }
     },
+    "node_modules/yargs": {
+      "version": "17.7.3",
+      "resolved": "https://registry.npmjs.org/yargs/-/yargs-17.7.3.tgz",
+      "integrity": "sha512-GZtjxm/J/4TSxuL3FNYjCmLktBTnIw/rVmKSIyKeYAZpmJB2ig9VauCC5xsa82GNKVKDAqpOn3KVzNt0zmrU0g==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "cliui": "^8.0.1",
+        "escalade": "^3.1.1",
+        "get-caller-file": "^2.0.5",
+        "require-directory": "^2.1.1",
+        "string-width": "^4.2.3",
+        "y18n": "^5.0.5",
+        "yargs-parser": "^21.1.1"
+      },
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/yargs-parser": {
+      "version": "21.1.1",
+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-21.1.1.tgz",
+      "integrity": "sha512-tVpsJW7DdjecAiFpbIB1e3qxIQsE6NoPc5/eTdrbbIC4h0LVsWhnoa3g+m2HclBIujHzsxZ4VJVA+GUuc2/LBw==",
+      "dev": true,
+      "license": "ISC",
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/yargs-unparser": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/yargs-unparser/-/yargs-unparser-2.0.0.tgz",
+      "integrity": "sha512-7pRTIA9Qc1caZ0bZ6RYRGbHJthJWuakf+WmHK0rVeLkNrrGhfoabBNdue6kdINI6r4if7ocq9aD/n7xwKOdzOA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "camelcase": "^6.0.0",
+        "decamelize": "^4.0.0",
+        "flat": "^5.0.2",
+        "is-plain-obj": "^2.1.0"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
     "node_modules/yesno": {
       "version": "0.4.0",
       "resolved": "https://registry.npmjs.org/yesno/-/yesno-0.4.0.tgz",
diff --git a/package.json b/package.json
index 1b95521..1c5b8ed 100644
--- a/package.json
+++ b/package.json
@@ -5,12 +5,16 @@
     "@sap/cds": "^9"
   },
   "devDependencies": {
+    "@cap-js/cds-test": "^1.0.1",
     "@cap-js/sqlite": "^2.4",
-    "cds-plugin-ui5": "^0.17.0"
+    "cds-plugin-ui5": "^0.17.0",
+    "chai": "^6.2.2",
+    "mocha": "^11.7.6"
   },
   "scripts": {
     "start": "cds-serve",
-    "watch-incidents": "cds watch --open ns.incidents/index.html?sap-ui-xx-viewCache=false --livereload false"
+    "watch-incidents": "cds watch --open ns.incidents/index.html?sap-ui-xx-viewCache=false --livereload false",
+    "test": "npx jest tests/test.js"
   },
   "cds": {
     "requires": {
@@ -19,10 +23,15 @@
           "kind": "mocked",
           "users": {
             "alice": {
-              "roles": ["support"]
+              "roles": [
+                "support"
+              ]
             },
             "bob": {
-              "roles": ["support"]
+              "roles": [
+                "support",
+                "admin"
+              ]
             }
           }
         }
@@ -36,4 +45,4 @@
   "sapux": [
     "app/incidents"
   ]
-}
\ No newline at end of file
+}
diff --git a/tests/test.js b/tests/test.js
new file mode 100644
index 0000000..3d9dfc0
--- /dev/null
+++ b/tests/test.js
@@ -0,0 +1,126 @@
+const cds = require('@sap/cds/lib')
+const { default: axios } = require('axios')
+const { GET, POST, DELETE, PATCH, expect } = cds.test(__dirname + '../../')
+
+axios.defaults.auth = { username: 'bob' }
+
+jest.setTimeout(11111)
+
+describe('Test The GET Endpoints', () => {
+  it('Should check Processor Service', async () => {
+    const processorService = await cds.connect.to('ProcessorService')
+    const { Incidents } = processorService.entities
+    expect(await SELECT.from(Incidents)).to.have.length(4)
+  })
+
+   it('Should check Customers', async () => {
+    const processorService = await cds.connect.to('ProcessorService')
+    const { Customers } = processorService.entities
+    expect(await SELECT.from(Customers)).to.have.length(3)
+  })
+
+  it('Test Expand Entity Endpoint', async () => {
+    const { data } = await GET`/odata/v4/processor/Customers?$select=firstName&$expand=incidents`
+    expect(data).to.be.an('object')
+  }) 
+})
+
+/* describe('Draft Choreography APIs', () => {
+  let draftId, incidentId
+
+  it('Create an incident ', async () => {
+    const { status, statusText, data } = await POST(`/odata/v4/processor/Incidents`, {
+      title: 'Urgent attention required !',
+      status_code: 'N'
+    })
+    draftId = data.ID
+    expect(status).to.equal(201)
+    expect(statusText).to.equal('Created')
+  })
+ 
+  it('+ Activate the draft & check Urgency code as H using custom logic', async () => {
+    const response = await POST(
+      `/odata/v4/processor/Incidents(ID=${draftId},IsActiveEntity=false)/ProcessorService.draftActivate`
+    )
+    expect(response.status).to.eql(201)
+    expect(response.data.urgency_code).to.eql('H')
+  })
+
+  it('+ Test the incident status', async () => {
+    const {
+      status,
+      data: { status_code, ID }
+    } = await GET(`/odata/v4/processor/Incidents(ID=${draftId},IsActiveEntity=true)`)
+    incidentId = ID
+    expect(status).to.eql(200)
+    expect(status_code).to.eql('N')
+  })
+
+  describe('Close Incident and Open it again to check Custom logic', () => {
+    it(`Should Close the Incident-${draftId}`, async () => {
+      const { status } = await POST(
+        `/odata/v4/processor/Incidents(ID=${incidentId},IsActiveEntity=true)/ProcessorService.draftEdit`,
+        {
+          PreserveChanges: true
+        }
+      )
+      expect(status).to.equal(201)
+    })
+    it(`Should Close the Incident-${draftId}`, async () => {
+      const { status } = await PATCH(`/odata/v4/processor/Incidents(ID=${incidentId},IsActiveEntity=false)`, {
+        status_code: 'C'
+      })
+      expect(status).to.equal(200)
+    })
+    it('+ Activate the draft & check Status code as C using custom logic', async () => {
+      const response = await POST(
+        `/odata/v4/processor/Incidents(ID=${incidentId},IsActiveEntity=false)/ProcessorService.draftActivate`
+      )
+      expect(response.status).to.eql(200)
+    })
+    it('+ Test the incident status to be closed', async () => {
+      const {
+        status,
+        data: { status_code }
+      } = await GET(`/odata/v4/processor/Incidents(ID=${incidentId},IsActiveEntity=true)`)
+      expect(status).to.eql(200)
+      expect(status_code).to.eql('C')
+    })
+    describe('should fail to re-open closed incident', () => {
+      it(`Should Open Closed Incident-${draftId}`, async () => {
+        const { status } = await POST(
+          `/odata/v4/processor/Incidents(ID=${incidentId},IsActiveEntity=true)/ProcessorService.draftEdit`,
+          {
+            PreserveChanges: true
+          }
+        )
+        expect(status).to.equal(201)
+      })
+      it(`Should re-open the Incident-${draftId} but fail`, async () => {
+        const { status } = await PATCH(`/odata/v4/processor/Incidents(ID=${incidentId},IsActiveEntity=false)`, {
+          status_code: 'N'
+        })
+        expect(status).to.equal(200)
+      })
+      it(' `Should fail to activate draft trying to re-open the incidentt', async () => {
+        try {
+          const response = await POST(
+            `/odata/v4/processor/Incidents(ID=${incidentId},IsActiveEntity=false)/ProcessorService.draftActivate`
+          )
+        } catch (error) {
+          expect(error.response.status).to.eql(500)
+          expect(error.response.data.error.message).to.include(`Can't modify a closed incident`)
+        }
+      })
+    })
+  })
+  it('- Delete the Draft', async () => {
+    const response = await DELETE(`/odata/v4/processor/Incidents(ID=${draftId},IsActiveEntity=false)`)
+    expect(response.status).to.eql(204)
+  })
+  it('- Delete the Incident', async () => {
+    const response = await DELETE(`/odata/v4/processor/Incidents(ID=${draftId},IsActiveEntity=true)`)
+    expect(response.status).to.eql(204)
+  })
+})
+  */