diff --git a/client/package-lock.json b/client/package-lock.json
index f559693..4e06308 100644
--- a/client/package-lock.json
+++ b/client/package-lock.json
@@ -30,11 +30,13 @@
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         "eslint-plugin-react-refresh": "^0.4.9",
         "globals": "^15.9.0",
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         "postcss": "^8.4.45",
         "tailwindcss": "^3.4.11",
         "typescript": "^5.6.2",
         "typescript-eslint": "^8.5.0",
-        "vite": "^5.4.1"
+        "vite": "^5.4.1",
+        "vitest": "^2.1.1"
       }
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     "node_modules/@alloc/quick-lru": {
@@ -1556,6 +1558,120 @@
         "vite": "^4 || ^5"
       }
     },
+    "node_modules/@vitest/expect": {
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+      "resolved": "https://registry.npmjs.org/@vitest/expect/-/expect-2.1.1.tgz",
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+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
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+        "@vitest/utils": "2.1.1",
+        "chai": "^5.1.1",
+        "tinyrainbow": "^1.2.0"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
+    "node_modules/@vitest/mocker": {
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+      "resolved": "https://registry.npmjs.org/@vitest/mocker/-/mocker-2.1.1.tgz",
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+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@vitest/spy": "^2.1.0-beta.1",
+        "estree-walker": "^3.0.3",
+        "magic-string": "^0.30.11"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      },
+      "peerDependencies": {
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+        "msw": "^2.3.5",
+        "vite": "^5.0.0"
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+      "peerDependenciesMeta": {
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+        },
+        "vite": {
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+        }
+      }
+    },
+    "node_modules/@vitest/pretty-format": {
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+      "resolved": "https://registry.npmjs.org/@vitest/pretty-format/-/pretty-format-2.1.1.tgz",
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+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
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+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
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+    "node_modules/@vitest/runner": {
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+      "resolved": "https://registry.npmjs.org/@vitest/runner/-/runner-2.1.1.tgz",
+      "integrity": "sha512-uTPuY6PWOYitIkLPidaY5L3t0JJITdGTSwBtwMjKzo5O6RCOEncz9PUN+0pDidX8kTHYjO0EwUIvhlGpnGpxmA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
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+        "pathe": "^1.1.2"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
+    "node_modules/@vitest/snapshot": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/@vitest/snapshot/-/snapshot-2.1.1.tgz",
+      "integrity": "sha512-BnSku1WFy7r4mm96ha2FzN99AZJgpZOWrAhtQfoxjUU5YMRpq1zmHRq7a5K9/NjqonebO7iVDla+VvZS8BOWMw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
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+        "magic-string": "^0.30.11",
+        "pathe": "^1.1.2"
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+        "url": "https://opencollective.com/vitest"
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+    "node_modules/@vitest/spy": {
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+      "resolved": "https://registry.npmjs.org/@vitest/spy/-/spy-2.1.1.tgz",
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+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "tinyspy": "^3.0.0"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
+    "node_modules/@vitest/utils": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/@vitest/utils/-/utils-2.1.1.tgz",
+      "integrity": "sha512-Y6Q9TsI+qJ2CC0ZKj6VBb+T8UPz593N113nnUykqwANqhgf3QkZeHFlusgKLTqrnVHbj/XDKZcDHol+dxVT+rQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@vitest/pretty-format": "2.1.1",
+        "loupe": "^3.1.1",
+        "tinyrainbow": "^1.2.0"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
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@@ -1579,6 +1695,19 @@
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       }
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+      "version": "7.1.1",
+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-7.1.1.tgz",
+      "integrity": "sha512-H0TSyFNDMomMNJQBn8wFV5YC/2eJ+VXECwOadZJT554xP6cODZHPX3H9QMQECxvrgiSOP1pHjy1sMWQVYJOUOA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "debug": "^4.3.4"
+      },
+      "engines": {
+        "node": ">= 14"
+      }
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@@ -1657,6 +1786,23 @@
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       "license": "Python-2.0"
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+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/assertion-error/-/assertion-error-2.0.1.tgz",
+      "integrity": "sha512-Izi8RQcffqCeNVgFigKli1ssklIbpHnCYc6AknXGYoB6grJqyeby7jv12JUQgmTAnIDnbck1uxksT4dzN3PWBA==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=12"
+      }
+    },
+    "node_modules/asynckit": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/asynckit/-/asynckit-0.4.0.tgz",
+      "integrity": "sha512-Oei9OH4tRh0YqU3GxhX79dM/mwVgvbZJaSNaRk+bshkj0S5cfHcgYakreBjrHwatXKbz+IoIdYLxrKim2MjW0Q==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/autoprefixer": {
       "version": "10.4.20",
       "resolved": "https://registry.npmjs.org/autoprefixer/-/autoprefixer-10.4.20.tgz",
@@ -1772,6 +1918,16 @@
         "node": "^6 || ^7 || ^8 || ^9 || ^10 || ^11 || ^12 || >=13.7"
       }
     },
+    "node_modules/cac": {
+      "version": "6.7.14",
+      "resolved": "https://registry.npmjs.org/cac/-/cac-6.7.14.tgz",
+      "integrity": "sha512-b6Ilus+c3RrdDk+JhLKUAQfzzgLEPy6wcXqS7f/xe1EETvsDP6GORG7SFuOs6cID5YkqchW/LXZbX5bc8j7ZcQ==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/callsites": {
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@@ -1813,6 +1969,23 @@
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       "license": "CC-BY-4.0"
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+    "node_modules/chai": {
+      "version": "5.1.1",
+      "resolved": "https://registry.npmjs.org/chai/-/chai-5.1.1.tgz",
+      "integrity": "sha512-pT1ZgP8rPNqUgieVaEY+ryQr6Q4HXNg8Ei9UnLUrjN4IA7dvQC5JB+/kxVcPNDHyBcc/26CXPkbNzq3qwrOEKA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "assertion-error": "^2.0.1",
+        "check-error": "^2.1.1",
+        "deep-eql": "^5.0.1",
+        "loupe": "^3.1.0",
+        "pathval": "^2.0.0"
+      },
+      "engines": {
+        "node": ">=12"
+      }
+    },
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@@ -1830,6 +2003,16 @@
         "url": "https://github.com/chalk/chalk?sponsor=1"
       }
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+    "node_modules/check-error": {
+      "version": "2.1.1",
+      "resolved": "https://registry.npmjs.org/check-error/-/check-error-2.1.1.tgz",
+      "integrity": "sha512-OAlb+T7V4Op9OwdkjmguYRqncdlx5JiofwOAUkmTF+jNdHwzTaTs4sRAGpzLF3oOz5xAyDGrPgeIDFQmDOTiJw==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">= 16"
+      }
+    },
     "node_modules/chokidar": {
       "version": "3.6.0",
       "resolved": "https://registry.npmjs.org/chokidar/-/chokidar-3.6.0.tgz",
@@ -1894,6 +2077,19 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/combined-stream": {
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
+      "integrity": "sha512-FQN4MRfuJeHf7cBbBMJFXhKSDq+2kAArBlmRBvcvFE5BB1HZKXtSFASDhdlz9zOYwxh8lDdnvmMOe/+5cdoEdg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "delayed-stream": "~1.0.0"
+      },
+      "engines": {
+        "node": ">= 0.8"
+      }
+    },
     "node_modules/commander": {
       "version": "4.1.1",
       "resolved": "https://registry.npmjs.org/commander/-/commander-4.1.1.tgz",
@@ -1952,6 +2148,19 @@
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+    "node_modules/cssstyle": {
+      "version": "4.1.0",
+      "resolved": "https://registry.npmjs.org/cssstyle/-/cssstyle-4.1.0.tgz",
+      "integrity": "sha512-h66W1URKpBS5YMI/V8PyXvTMFT8SupJ1IzoIV8IeBC/ji8WVmrO8dGlTi+2dh6whmdk6BiKJLD/ZBkhWbcg6nA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "rrweb-cssom": "^0.7.1"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
     "node_modules/csstype": {
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       "resolved": "https://registry.npmjs.org/csstype/-/csstype-3.1.3.tgz",
@@ -1959,6 +2168,20 @@
       "devOptional": true,
       "license": "MIT"
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+    "node_modules/data-urls": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/data-urls/-/data-urls-5.0.0.tgz",
+      "integrity": "sha512-ZYP5VBHshaDAiVZxjbRVcFJpc+4xGgT0bK3vzy1HLN8jTO975HEbuYzZJcHoQEY5K1a0z8YayJkyVETa08eNTg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "whatwg-mimetype": "^4.0.0",
+        "whatwg-url": "^14.0.0"
+      },
+      "engines": {
+        "node": ">=18"
+      }
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       "resolved": "https://registry.npmjs.org/debug/-/debug-4.3.7.tgz",
@@ -1977,6 +2200,23 @@
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+    "node_modules/decimal.js": {
+      "version": "10.4.3",
+      "resolved": "https://registry.npmjs.org/decimal.js/-/decimal.js-10.4.3.tgz",
+      "integrity": "sha512-VBBaLc1MgL5XpzgIP7ny5Z6Nx3UrRkIViUkPUdtl9aya5amy3De1gsUUSB1g3+3sExYNjCAsAznmukyxCb1GRA==",
+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/deep-eql": {
+      "version": "5.0.2",
+      "resolved": "https://registry.npmjs.org/deep-eql/-/deep-eql-5.0.2.tgz",
+      "integrity": "sha512-h5k/5U50IJJFpzfL6nO9jaaumfjO/f2NjK/oYB2Djzm4p9L+3T9qWpZqZ2hAbLPuuYq9wrU08WQyBTL5GbPk5Q==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=6"
+      }
+    },
     "node_modules/deep-is": {
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       "resolved": "https://registry.npmjs.org/deep-is/-/deep-is-0.1.4.tgz",
@@ -1984,6 +2224,16 @@
       "dev": true,
       "license": "MIT"
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+    "node_modules/delayed-stream": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/delayed-stream/-/delayed-stream-1.0.0.tgz",
+      "integrity": "sha512-ZySD7Nf91aLB0RxL4KGrKHBXl7Eds1DAmEdcoVawXnLD7SDhpNgtuII2aAkg7a7QS41jxPSZ17p4VdGnMHk3MQ==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.4.0"
+      }
+    },
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@@ -2028,6 +2278,19 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/entities": {
+      "version": "4.5.0",
+      "resolved": "https://registry.npmjs.org/entities/-/entities-4.5.0.tgz",
+      "integrity": "sha512-V0hjH4dGPh9Ao5p0MoRY6BVqtwCjhz6vI5LT8AJ55H+4g9/4vbHx1I54fS0XuclLhDHArPQCiMjDxjaL8fPxhw==",
+      "dev": true,
+      "license": "BSD-2-Clause",
+      "engines": {
+        "node": ">=0.12"
+      },
+      "funding": {
+        "url": "https://github.com/fb55/entities?sponsor=1"
+      }
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       "resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.21.5.tgz",
@@ -2260,6 +2523,16 @@
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+      "version": "3.0.3",
+      "resolved": "https://registry.npmjs.org/estree-walker/-/estree-walker-3.0.3.tgz",
+      "integrity": "sha512-7RUKfXgSMMkzt6ZuXmqapOurLGPPfgj6l9uRZ7lRGolvk0y2yocc35LdcxKC5PQZdn2DMqioAQ2NoWcrTKmm6g==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/estree": "^1.0.0"
+      }
+    },
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@@ -2412,6 +2685,21 @@
         "url": "https://github.com/sponsors/isaacs"
       }
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+    "node_modules/form-data": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/form-data/-/form-data-4.0.0.tgz",
+      "integrity": "sha512-ETEklSGi5t0QMZuiXoA/Q6vcnxcLQP5vdugSpuAyi6SVGi2clPPp+xgEhuMaHC+zGgn31Kd235W35f7Hykkaww==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "asynckit": "^0.4.0",
+        "combined-stream": "^1.0.8",
+        "mime-types": "^2.1.12"
+      },
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@@ -2451,6 +2739,16 @@
         "url": "https://github.com/sponsors/ljharb"
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+      "resolved": "https://registry.npmjs.org/get-func-name/-/get-func-name-2.0.2.tgz",
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+      "dev": true,
+      "license": "MIT",
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@@ -2554,6 +2852,60 @@
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+      "license": "MIT",
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+      "resolved": "https://registry.npmjs.org/http-proxy-agent/-/http-proxy-agent-7.0.2.tgz",
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+      "license": "MIT",
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+        "debug": "^4.3.4"
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+      "dev": true,
+      "license": "MIT",
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+        "debug": "4"
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+      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
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+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
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@@ -2673,6 +3025,13 @@
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+      "license": "MIT"
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@@ -2725,6 +3084,47 @@
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+      "integrity": "sha512-6qN4hJdMwfYBtE3YBTTHhoeuUrDBPZmbQaxWAqSALV/MeEnR5z1xd8UKud2RAkFoPkmB+hli1TZSnyi84xz1vQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "iconv-lite": "0.6.3"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/whatwg-mimetype": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/whatwg-mimetype/-/whatwg-mimetype-4.0.0.tgz",
+      "integrity": "sha512-QaKxh0eNIi2mE9p2vEdzfagOKHCcj1pJ56EEHGQOVxp8r9/iszLUUV7v89x9O1p/T+NlTM5W7jW6+cz4Fq1YVg==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/whatwg-url": {
+      "version": "14.0.0",
+      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-14.0.0.tgz",
+      "integrity": "sha512-1lfMEm2IEr7RIV+f4lUNPOqfFL+pO+Xw3fJSqmjX9AbXcXcYOkCe1P6+9VBZB6n94af16NfZf+sSk0JCBZC9aw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "tr46": "^5.0.0",
+        "webidl-conversions": "^7.0.0"
+      },
+      "engines": {
+        "node": ">=18"
+      }
+    },
     "node_modules/which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
@@ -4085,6 +4857,23 @@
         "node": ">= 8"
       }
     },
+    "node_modules/why-is-node-running": {
+      "version": "2.3.0",
+      "resolved": "https://registry.npmjs.org/why-is-node-running/-/why-is-node-running-2.3.0.tgz",
+      "integrity": "sha512-hUrmaWBdVDcxvYqnyh09zunKzROWjbZTiNy8dBEjkS7ehEDQibXJ7XvlmtbwuTclUiIyN+CyXQD4Vmko8fNm8w==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "siginfo": "^2.0.0",
+        "stackback": "0.0.2"
+      },
+      "bin": {
+        "why-is-node-running": "cli.js"
+      },
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/word-wrap": {
       "version": "1.2.5",
       "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.5.tgz",
@@ -4196,6 +4985,45 @@
         "url": "https://github.com/chalk/strip-ansi?sponsor=1"
       }
     },
+    "node_modules/ws": {
+      "version": "8.18.0",
+      "resolved": "https://registry.npmjs.org/ws/-/ws-8.18.0.tgz",
+      "integrity": "sha512-8VbfWfHLbbwu3+N6OKsOMpBdT4kXPDDB9cJk2bJ6mh9ucxdlnNvH1e+roYkKmN9Nxw2yjz7VzeO9oOz2zJ04Pw==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=10.0.0"
+      },
+      "peerDependencies": {
+        "bufferutil": "^4.0.1",
+        "utf-8-validate": ">=5.0.2"
+      },
+      "peerDependenciesMeta": {
+        "bufferutil": {
+          "optional": true
+        },
+        "utf-8-validate": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/xml-name-validator": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/xml-name-validator/-/xml-name-validator-5.0.0.tgz",
+      "integrity": "sha512-EvGK8EJ3DhaHfbRlETOWAS5pO9MZITeauHKJyb8wyajUfQUenkIg2MvLDTZ4T/TgIcm3HU0TFBgWWboAZ30UHg==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "engines": {
+        "node": ">=18"
+      }
+    },
+    "node_modules/xmlchars": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/xmlchars/-/xmlchars-2.2.0.tgz",
+      "integrity": "sha512-JZnDKK8B0RCDw84FNdDAIpZK+JuJw+s7Lz8nksI7SIuU3UXJJslUthsi+uWBUYOwPFwW7W7PRLRfUKpxjtjFCw==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/yaml": {
       "version": "2.5.1",
       "resolved": "https://registry.npmjs.org/yaml/-/yaml-2.5.1.tgz",
diff --git a/client/package.json b/client/package.json
index 39bd94f..23f9fe8 100644
--- a/client/package.json
+++ b/client/package.json
@@ -12,7 +12,8 @@
     "dev": "vite",
     "build": "tsc -b && vite build",
     "lint": "eslint .",
-    "preview": "vite preview"
+    "preview": "vite preview",
+    "test": "vitest"
   },
   "dependencies": {
     "@tanstack/react-query": "^5.56.1",
@@ -36,10 +37,12 @@
     "eslint-plugin-react-hooks": "^5.1.0-rc.0",
     "eslint-plugin-react-refresh": "^0.4.9",
     "globals": "^15.9.0",
+    "jsdom": "^25.0.1",
     "postcss": "^8.4.45",
     "tailwindcss": "^3.4.11",
     "typescript": "^5.6.2",
     "typescript-eslint": "^8.5.0",
-    "vite": "^5.4.1"
+    "vite": "^5.4.1",
+    "vitest": "^2.1.1"
   }
 }
diff --git a/client/src/lib/utils/date.test.ts b/client/src/lib/utils/date.test.ts
new file mode 100644
index 0000000..b22d633
--- /dev/null
+++ b/client/src/lib/utils/date.test.ts
@@ -0,0 +1,30 @@
+import { describe, it, expect } from "vitest";
+
+import { formatDate } from "./date";
+
+const format: Partial<Intl.DateTimeFormatOptions> = {
+  year: "numeric",
+  month: "short",
+  day: "numeric",
+  hour: "2-digit",
+  minute: "2-digit",
+  hour12: true,
+};
+
+describe("formatDate", () => {
+  it("should format a valid date string correctly", () => {
+    const now = new Date();
+    const result = formatDate(now.toISOString());
+    expect(result).toBe(now.toLocaleDateString("en-US", format));
+  });
+
+  it('should return "Invalid Date" for an invalid date string', () => {
+    const result = formatDate("test");
+    expect(result).toBe("Invalid Date");
+  });
+
+  it("should handle empty string input", () => {
+    const result = formatDate("");
+    expect(result).toBe("Invalid Date");
+  });
+});
diff --git a/client/src/lib/utils/date.ts b/client/src/lib/utils/date.ts
index 971cb0c..a92e03e 100644
--- a/client/src/lib/utils/date.ts
+++ b/client/src/lib/utils/date.ts
@@ -1,11 +1,11 @@
 export const formatDate = (dateString: string) => {
   const date = new Date(dateString);
 
-  if (isNaN(date.getTime())) {
+  if (isNaN(date.getDate())) {
     return "Invalid Date";
   }
 
-  return date.toLocaleString("en-US", {
+  return date.toLocaleDateString("en-US", {
     year: "numeric",
     month: "short",
     day: "numeric",
diff --git a/client/src/lib/utils/validations.test.ts b/client/src/lib/utils/validations.test.ts
new file mode 100644
index 0000000..72c2d62
--- /dev/null
+++ b/client/src/lib/utils/validations.test.ts
@@ -0,0 +1,141 @@
+import { describe, it, expect, test } from "vitest";
+
+import {
+  ValidateConfirmPassword,
+  ValidateEmail,
+  ValidatePassword,
+  ValidateUsername,
+} from "./validations";
+
+describe("ValidateUsername", () => {
+  it("should be valid since length is between 3 to 20 characters", () => {
+    const username = "Test User";
+    const isValid = ValidateUsername(username);
+    expect(isValid).toBeTruthy();
+  });
+
+  test("must be invalid since length is less than 3 characters", () => {
+    const username = "abc";
+    const isInvalid = ValidateUsername(username);
+    expect(isInvalid).toBeFalsy();
+  });
+
+  test("must be invalid since length is greater than 20 characters", () => {
+    const username = "abcdefghijklmnopqrstuvwxyzABCDEFGH";
+    const isInvalid = ValidateUsername(username);
+    expect(isInvalid).toBeFalsy();
+  });
+});
+
+describe("ValidateEmail", () => {
+  const validEmail = "test@example.com";
+  const invalidEmail = "abc123,./blabla";
+
+  const missingAt = "john.doeexample.com";
+  const missingDomain = "john.doe@";
+  const invalidTLD = "john.doe@example.c";
+  const withSpace = "john doe@example.com";
+  const withSpecial = "john.doe!@example.com";
+
+  test(`${validEmail} is valid`, () => {
+    const isValid = ValidateEmail(validEmail);
+    expect(isValid).toBeTruthy();
+  });
+
+  test(`${invalidEmail} is invalid`, () => {
+    const isInvalid = ValidateEmail(invalidEmail);
+    expect(isInvalid).toBeFalsy();
+  });
+
+  test(`${missingAt} is invalid`, () => {
+    const isInvalid = ValidateEmail(missingAt);
+    expect(isInvalid).toBeFalsy();
+  });
+
+  test(`${missingDomain} is invalid`, () => {
+    const isInvalid = ValidateEmail(missingDomain);
+    expect(isInvalid).toBeFalsy();
+  });
+
+  test(`${invalidTLD} is invalid`, () => {
+    const isInvalid = ValidateEmail(invalidTLD);
+    expect(isInvalid).toBeFalsy();
+  });
+
+  test(`${withSpace} is invalid`, () => {
+    const isInvalid = ValidateEmail(withSpace);
+    expect(isInvalid).toBeFalsy();
+  });
+
+  test(`${withSpecial} is invalid`, () => {
+    const isInvalid = ValidateEmail(withSpecial);
+    expect(isInvalid).toBeFalsy();
+  });
+});
+
+describe("ValidatePassword", () => {
+  const strongPass = "9Gf!v@7xR3#u$Pq4";
+  const weakPass = "abc123";
+
+  const lowecaseOnly = "abc";
+  const uppercaseOnly = "ABC";
+  const digitOnly = "123";
+  const specialOnly = "!@#$$%^&*()_+";
+  const lessThan6 = "Abc_1";
+
+  test(`${strongPass} is valid`, () => {
+    const isValid = ValidatePassword(strongPass);
+    expect(isValid).toBeTruthy();
+  });
+
+  test(`${weakPass} is invalid`, () => {
+    const isInvalid = ValidatePassword(weakPass);
+    expect(isInvalid).toBeFalsy();
+  });
+
+  test(`${lowecaseOnly} is invalid`, () => {
+    const isInvalid = ValidatePassword(lowecaseOnly);
+    expect(isInvalid).toBeFalsy();
+  });
+
+  test(`${uppercaseOnly} is invalid`, () => {
+    const isInvalid = ValidatePassword(uppercaseOnly);
+    expect(isInvalid).toBeFalsy();
+  });
+
+  test(`${digitOnly} is invalid`, () => {
+    const isInvalid = ValidatePassword(digitOnly);
+    expect(isInvalid).toBeFalsy();
+  });
+
+  test(`${specialOnly} is invalid`, () => {
+    const isInvalid = ValidatePassword(specialOnly);
+    expect(isInvalid).toBeFalsy();
+  });
+
+  test(`${lessThan6} is invalid`, () => {
+    const isInvalid = ValidatePassword(lessThan6);
+    expect(isInvalid).toBeFalsy();
+  });
+});
+
+describe("ValidateConfirmPassword", () => {
+  const password = "9Gf!v@7xR3#u$Pq4";
+  const otherPassword = "9Gf@2asd1s!Pq4";
+
+  test(`${password} and ${password} are the same`, () => {
+    const isValid = ValidateConfirmPassword({
+      pass1: password,
+      pass2: password,
+    });
+    expect(isValid).toBeTruthy();
+  });
+
+  test(`${password} and ${otherPassword} are NOT the same`, () => {
+    const isInvalid = ValidateConfirmPassword({
+      pass1: password,
+      pass2: otherPassword,
+    });
+    expect(isInvalid).toBeFalsy();
+  });
+});
diff --git a/client/src/pages/root/_components/content/index.tsx b/client/src/pages/root/_components/content/index.tsx
index 77dfd39..2bbb77c 100644
--- a/client/src/pages/root/_components/content/index.tsx
+++ b/client/src/pages/root/_components/content/index.tsx
@@ -17,7 +17,7 @@ const Content = () => {
           <InfoPair label="Email" value={user?.email_address} />
           <InfoPair
             label="Last Visit"
-            value={formatDate(new Date(user!.last_signed_in).toDateString())}
+            value={formatDate(new Date(user!.last_signed_in).toISOString())}
           />
           <InfoPair
             label="Joined"
diff --git a/client/vite.config.ts b/client/vite.config.ts
index f89b54d..d6ec937 100644
--- a/client/vite.config.ts
+++ b/client/vite.config.ts
@@ -1,5 +1,5 @@
 import react from "@vitejs/plugin-react-swc";
-import { defineConfig } from "vite";
+import { defineConfig } from "vitest/config";
 import path from "path";
 
 // https://vitejs.dev/config/
@@ -10,4 +10,8 @@ export default defineConfig({
       "@": path.resolve(__dirname, "src"),
     },
   },
+  test: {
+    globals: true,
+    environment: "jsdom",
+  },
 });