diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
new file mode 100644
index 0000000..6d5ad9a
--- /dev/null
+++ b/.github/workflows/test.yml
@@ -0,0 +1,25 @@
+name: Test
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: 'npm'
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Run tests
+        run: npm run test
diff --git a/package-lock.json b/package-lock.json
index 63780a9..cf75550 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -38,7 +38,8 @@
         "vite": "^6.3.5",
         "vitepress": "^1.6.3",
         "vitepress-plugin-llms": "^1.5.1",
-        "vitepress-plugin-mermaid": "^2.0.17"
+        "vitepress-plugin-mermaid": "^2.0.17",
+        "vitest": "3.2.4"
       },
       "funding": {
         "type": "individual",
@@ -2179,6 +2180,16 @@
       "dev": true,
       "license": "MIT"
     },
+    "node_modules/@types/chai": {
+      "version": "5.2.2",
+      "resolved": "https://registry.npmjs.org/@types/chai/-/chai-5.2.2.tgz",
+      "integrity": "sha512-8kB30R7Hwqf40JPiKhVzodJs2Qc1ZJ5zuT3uzw5Hq/dhNCl3G3l83jfpdI1e20BP348+fV7VIL/+FxaXkqBmWg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/deep-eql": "*"
+      }
+    },
     "node_modules/@types/d3": {
       "version": "7.4.3",
       "resolved": "https://registry.npmjs.org/@types/d3/-/d3-7.4.3.tgz",
@@ -2442,6 +2453,13 @@
         "@types/ms": "*"
       }
     },
+    "node_modules/@types/deep-eql": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/@types/deep-eql/-/deep-eql-4.0.2.tgz",
+      "integrity": "sha512-c9h9dVVMigMPc4bwTvC5dxqtqJZwQPePsWjPlpSOnojbor6pGqdk541lfA7AqFQr5pB1BRdq0juY9db81BwyFw==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/@types/dom-mediacapture-transform": {
       "version": "0.1.11",
       "resolved": "https://registry.npmjs.org/@types/dom-mediacapture-transform/-/dom-mediacapture-transform-0.1.11.tgz",
@@ -2545,13 +2563,35 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "22.13.10",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.13.10.tgz",
-      "integrity": "sha512-I6LPUvlRH+O6VRUqYOcMudhaIdUVWfsjnZavnsraHvpBwaEyMN29ry+0UVJhImYL16xsscu0aske3yA+uPOWfw==",
+      "version": "22.18.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.18.0.tgz",
+      "integrity": "sha512-m5ObIqwsUp6BZzyiy4RdZpzWGub9bqLJMvZDD0QMXhxjqMHMENlj+SqF5QxoUwaQNFe+8kz8XM8ZQhqkQPTgMQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.20.0"
+        "undici-types": "~6.21.0"
+      }
+    },
+    "node_modules/@types/prop-types": {
+      "version": "15.7.15",
+      "resolved": "https://registry.npmjs.org/@types/prop-types/-/prop-types-15.7.15.tgz",
+      "integrity": "sha512-F6bEyamV9jKGAFBEmlQnesRPGOQqS2+Uwi0Em15xenOxHaf2hv6L8YCVn3rPdPJOiJfPiCnLIRyvwVaqMY3MIw==",
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "peer": true
+    },
+    "node_modules/@types/react": {
+      "version": "18.3.24",
+      "resolved": "https://registry.npmjs.org/@types/react/-/react-18.3.24.tgz",
+      "integrity": "sha512-0dLEBsA1kI3OezMBF8nSsb7Nk19ZnsyE1LLhB8r27KbgU5H4pvuqZLdtE+aUkJVoXgTVuA+iLIwmZ0TuK4tx6A==",
+      "dev": true,
+      "license": "MIT",
+      "optional": true,
+      "peer": true,
+      "dependencies": {
+        "@types/prop-types": "*",
+        "csstype": "^3.0.2"
       }
     },
     "node_modules/@types/trusted-types": {
@@ -2815,6 +2855,131 @@
         "vue": "^3.2.25"
       }
     },
+    "node_modules/@vitest/expect": {
+      "version": "3.2.4",
+      "resolved": "https://registry.npmjs.org/@vitest/expect/-/expect-3.2.4.tgz",
+      "integrity": "sha512-Io0yyORnB6sikFlt8QW5K7slY4OjqNX9jmJQ02QDda8lyM6B5oNgVWoSoKPac8/kgnCUzuHQKrSLtu/uOqqrig==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/chai": "^5.2.2",
+        "@vitest/spy": "3.2.4",
+        "@vitest/utils": "3.2.4",
+        "chai": "^5.2.0",
+        "tinyrainbow": "^2.0.0"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
+    "node_modules/@vitest/mocker": {
+      "version": "3.2.4",
+      "resolved": "https://registry.npmjs.org/@vitest/mocker/-/mocker-3.2.4.tgz",
+      "integrity": "sha512-46ryTE9RZO/rfDd7pEqFl7etuyzekzEhUbTW3BvmeO/BcCMEgq59BKhek3dXDWgAj4oMK6OZi+vRr1wPW6qjEQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@vitest/spy": "3.2.4",
+        "estree-walker": "^3.0.3",
+        "magic-string": "^0.30.17"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      },
+      "peerDependencies": {
+        "msw": "^2.4.9",
+        "vite": "^5.0.0 || ^6.0.0 || ^7.0.0-0"
+      },
+      "peerDependenciesMeta": {
+        "msw": {
+          "optional": true
+        },
+        "vite": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/@vitest/mocker/node_modules/estree-walker": {
+      "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"
+      }
+    },
+    "node_modules/@vitest/pretty-format": {
+      "version": "3.2.4",
+      "resolved": "https://registry.npmjs.org/@vitest/pretty-format/-/pretty-format-3.2.4.tgz",
+      "integrity": "sha512-IVNZik8IVRJRTr9fxlitMKeJeXFFFN0JaB9PHPGQ8NKQbGpfjlTx9zO4RefN8gp7eqjNy8nyK3NZmBzOPeIxtA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "tinyrainbow": "^2.0.0"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
+    "node_modules/@vitest/runner": {
+      "version": "3.2.4",
+      "resolved": "https://registry.npmjs.org/@vitest/runner/-/runner-3.2.4.tgz",
+      "integrity": "sha512-oukfKT9Mk41LreEW09vt45f8wx7DordoWUZMYdY/cyAk7w5TWkTRCNZYF7sX7n2wB7jyGAl74OxgwhPgKaqDMQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@vitest/utils": "3.2.4",
+        "pathe": "^2.0.3",
+        "strip-literal": "^3.0.0"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
+    "node_modules/@vitest/snapshot": {
+      "version": "3.2.4",
+      "resolved": "https://registry.npmjs.org/@vitest/snapshot/-/snapshot-3.2.4.tgz",
+      "integrity": "sha512-dEYtS7qQP2CjU27QBC5oUOxLE/v5eLkGqPE0ZKEIDGMs4vKWe7IjgLOeauHsR0D5YuuycGRO5oSRXnwnmA78fQ==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@vitest/pretty-format": "3.2.4",
+        "magic-string": "^0.30.17",
+        "pathe": "^2.0.3"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
+    "node_modules/@vitest/spy": {
+      "version": "3.2.4",
+      "resolved": "https://registry.npmjs.org/@vitest/spy/-/spy-3.2.4.tgz",
+      "integrity": "sha512-vAfasCOe6AIK70iP5UD11Ac4siNUNJ9i/9PZ3NKx07sG6sUxeag1LWdNrMWeKKYBLlzuK+Gn65Yd5nyL6ds+nw==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "tinyspy": "^4.0.3"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
+    "node_modules/@vitest/utils": {
+      "version": "3.2.4",
+      "resolved": "https://registry.npmjs.org/@vitest/utils/-/utils-3.2.4.tgz",
+      "integrity": "sha512-fB2V0JFrQSMsCo9HiSq3Ezpdv4iYaXRG1Sx8edX3MwxfyNn83mKiGzOcH+Fkxt4MHxr3y42fQi1oeAInqgX2QA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@vitest/pretty-format": "3.2.4",
+        "loupe": "^3.1.4",
+        "tinyrainbow": "^2.0.0"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
     "node_modules/@vue/compiler-core": {
       "version": "3.5.13",
       "resolved": "https://registry.npmjs.org/@vue/compiler-core/-/compiler-core-3.5.13.tgz",
@@ -3206,6 +3371,16 @@
         "sprintf-js": "~1.0.2"
       }
     },
+    "node_modules/assertion-error": {
+      "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/bail": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/bail/-/bail-2.0.2.tgz",
@@ -3280,6 +3455,16 @@
         }
       }
     },
+    "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": {
       "version": "3.1.0",
       "resolved": "https://registry.npmjs.org/callsites/-/callsites-3.1.0.tgz",
@@ -3301,6 +3486,23 @@
         "url": "https://github.com/sponsors/wooorm"
       }
     },
+    "node_modules/chai": {
+      "version": "5.3.3",
+      "resolved": "https://registry.npmjs.org/chai/-/chai-5.3.3.tgz",
+      "integrity": "sha512-4zNhdJD/iOjSH0A05ea+Ke6MU5mmpQcbQsSOkgdaUMJ9zTlDTD/GYlwohmIE2u0gaxHYiVHEn1Fw9mZ/ktJWgw==",
+      "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": ">=18"
+      }
+    },
     "node_modules/chalk": {
       "version": "4.1.2",
       "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.2.tgz",
@@ -3362,6 +3564,16 @@
         "url": "https://github.com/sponsors/wooorm"
       }
     },
+    "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/cheerio": {
       "version": "1.0.0-rc.10",
       "resolved": "https://registry.npmjs.org/cheerio/-/cheerio-1.0.0-rc.10.tgz",
@@ -4096,10 +4308,11 @@
       "dev": true
     },
     "node_modules/debug": {
-      "version": "4.4.0",
-      "resolved": "https://registry.npmjs.org/debug/-/debug-4.4.0.tgz",
-      "integrity": "sha512-6WTZ/IxCY/T6BALoZHaE4ctp9xm+Z5kY/pzYaCHRFeyVhojxlrm+46y68HA6hr0TcwEssoxNiDEUJQjfPZ/RYA==",
+      "version": "4.4.1",
+      "resolved": "https://registry.npmjs.org/debug/-/debug-4.4.1.tgz",
+      "integrity": "sha512-KcKCqiftBJcZr++7ykoDIEwSa3XWowTfNPo92BYxjXiyYEVrUQh2aLyhxBCwww+heortUFxEJYcRzosstTEBYQ==",
       "dev": true,
+      "license": "MIT",
       "dependencies": {
         "ms": "^2.1.3"
       },
@@ -4126,6 +4339,16 @@
         "url": "https://github.com/sponsors/wooorm"
       }
     },
+    "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": {
       "version": "0.1.4",
       "resolved": "https://registry.npmjs.org/deep-is/-/deep-is-0.1.4.tgz",
@@ -4289,6 +4512,13 @@
         "url": "https://github.com/fb55/entities?sponsor=1"
       }
     },
+    "node_modules/es-module-lexer": {
+      "version": "1.7.0",
+      "resolved": "https://registry.npmjs.org/es-module-lexer/-/es-module-lexer-1.7.0.tgz",
+      "integrity": "sha512-jEQoCwk8hyb2AZziIOLhDqpm5+2ww5uIE6lkO/6jcOCusfk6LhMHpXXfBLXTZ7Ydyt0j4VoUQv6uGNYbdW+kBA==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/esbuild": {
       "version": "0.25.1",
       "resolved": "https://registry.npmjs.org/esbuild/-/esbuild-0.25.1.tgz",
@@ -4585,6 +4815,16 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/expect-type": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/expect-type/-/expect-type-1.2.2.tgz",
+      "integrity": "sha512-JhFGDVJ7tmDJItKhYgJCGLOWjuK9vPxiXoUFLwLDc99NlmklilbiQJwoctZtt13+xMw91MCk/REan6MWHqDjyA==",
+      "dev": true,
+      "license": "Apache-2.0",
+      "engines": {
+        "node": ">=12.0.0"
+      }
+    },
     "node_modules/exsolve": {
       "version": "1.0.4",
       "resolved": "https://registry.npmjs.org/exsolve/-/exsolve-1.0.4.tgz",
@@ -5688,6 +5928,13 @@
         "loose-envify": "cli.js"
       }
     },
+    "node_modules/loupe": {
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/loupe/-/loupe-3.2.1.tgz",
+      "integrity": "sha512-CdzqowRJCeLU72bHvWqwRBBlLcMEtIvGrlvef74kMnV2AolS9Y8xUv1I0U/MNAWMhBlKIoyuEgoJ0t/bbwHbLQ==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/lru-cache": {
       "version": "6.0.0",
       "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-6.0.0.tgz",
@@ -6798,6 +7045,16 @@
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       "dev": true
     },
+    "node_modules/pathval": {
+      "version": "2.0.1",
+      "resolved": "https://registry.npmjs.org/pathval/-/pathval-2.0.1.tgz",
+      "integrity": "sha512-//nshmD55c46FuFw26xV/xFAaB5HF9Xdap7HJBBnrKdAd6/GxDBaNA1870O79+9ueg61cZLSVc+OaFlfmObYVQ==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">= 14.16"
+      }
+    },
     "node_modules/perfect-debounce": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/perfect-debounce/-/perfect-debounce-1.0.0.tgz",
@@ -7416,6 +7673,13 @@
         "@types/hast": "^3.0.4"
       }
     },
+    "node_modules/siginfo": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/siginfo/-/siginfo-2.0.0.tgz",
+      "integrity": "sha512-ybx0WO1/8bSBLEWXZvEd7gMW3Sn3JFlW3TvX1nREbDLRNQNaeNN8WK0meBwPdAaOI7TtRRRJn/Es1zhrrCHu7g==",
+      "dev": true,
+      "license": "ISC"
+    },
     "node_modules/slick": {
       "version": "1.12.2",
       "resolved": "https://registry.npmjs.org/slick/-/slick-1.12.2.tgz",
@@ -7495,6 +7759,20 @@
       "dev": true,
       "license": "BSD-3-Clause"
     },
+    "node_modules/stackback": {
+      "version": "0.0.2",
+      "resolved": "https://registry.npmjs.org/stackback/-/stackback-0.0.2.tgz",
+      "integrity": "sha512-1XMJE5fQo1jGH6Y/7ebnwPOBEkIEnT4QF32d5R1+VXdXveM0IBMJt8zfaxX1P3QhVwrYe+576+jkANtSS2mBbw==",
+      "dev": true,
+      "license": "MIT"
+    },
+    "node_modules/std-env": {
+      "version": "3.9.0",
+      "resolved": "https://registry.npmjs.org/std-env/-/std-env-3.9.0.tgz",
+      "integrity": "sha512-UGvjygr6F6tpH7o2qyqR6QYpwraIjKSdtzyBdyytFOHmPZY917kwdwLG0RbOjWOnKmnm3PeHjaoLLMie7kPLQw==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/string-argv": {
       "version": "0.3.2",
       "resolved": "https://registry.npmjs.org/string-argv/-/string-argv-0.3.2.tgz",
@@ -7570,6 +7848,26 @@
         "url": "https://github.com/sponsors/sindresorhus"
       }
     },
+    "node_modules/strip-literal": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/strip-literal/-/strip-literal-3.0.0.tgz",
+      "integrity": "sha512-TcccoMhJOM3OebGhSBEmp3UZ2SfDMZUEBdRA/9ynfLi8yYajyWX3JiXArcJt4Umh4vISpspkQIY8ZZoCqjbviA==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "js-tokens": "^9.0.1"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/antfu"
+      }
+    },
+    "node_modules/strip-literal/node_modules/js-tokens": {
+      "version": "9.0.1",
+      "resolved": "https://registry.npmjs.org/js-tokens/-/js-tokens-9.0.1.tgz",
+      "integrity": "sha512-mxa9E9ITFOt0ban3j6L5MpjwegGz6lBQmM1IJkWeBZGcMxto50+eWdjC/52xDbS2vy0k7vIMK0Fe2wfL9OQSpQ==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/stylis": {
       "version": "4.3.6",
       "resolved": "https://registry.npmjs.org/stylis/-/stylis-4.3.6.tgz",
@@ -7669,6 +7967,13 @@
         "node": ">=18"
       }
     },
+    "node_modules/tinybench": {
+      "version": "2.9.0",
+      "resolved": "https://registry.npmjs.org/tinybench/-/tinybench-2.9.0.tgz",
+      "integrity": "sha512-0+DUvqWMValLmha6lr4kD8iAMK1HzV0/aKnCtWb9v9641TnP/MFb7Pc2bxoxQjTXAErryXVgUOfv2YqNllqGeg==",
+      "dev": true,
+      "license": "MIT"
+    },
     "node_modules/tinyexec": {
       "version": "0.3.2",
       "resolved": "https://registry.npmjs.org/tinyexec/-/tinyexec-0.3.2.tgz",
@@ -7676,9 +7981,9 @@
       "dev": true
     },
     "node_modules/tinyglobby": {
-      "version": "0.2.13",
-      "resolved": "https://registry.npmjs.org/tinyglobby/-/tinyglobby-0.2.13.tgz",
-      "integrity": "sha512-mEwzpUgrLySlveBwEVDMKk5B57bhLPYovRfPAXD5gA/98Opn0rCDj3GtLwFvCvH5RK9uPCExUROW5NjDwvqkxw==",
+      "version": "0.2.14",
+      "resolved": "https://registry.npmjs.org/tinyglobby/-/tinyglobby-0.2.14.tgz",
+      "integrity": "sha512-tX5e7OM1HnYr2+a2C/4V0htOcSQcoSTH9KgJnVvNm5zm/cyEWKJ7j7YutsH9CxMdtOkkLFy2AHrMci9IM8IPZQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
@@ -7720,6 +8025,36 @@
         "url": "https://github.com/sponsors/jonschlinkert"
       }
     },
+    "node_modules/tinypool": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/tinypool/-/tinypool-1.1.1.tgz",
+      "integrity": "sha512-Zba82s87IFq9A9XmjiX5uZA/ARWDrB03OHlq+Vw1fSdt0I+4/Kutwy8BP4Y/y/aORMo61FQ0vIb5j44vSo5Pkg==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": "^18.0.0 || >=20.0.0"
+      }
+    },
+    "node_modules/tinyrainbow": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/tinyrainbow/-/tinyrainbow-2.0.0.tgz",
+      "integrity": "sha512-op4nsTR47R6p0vMUUoYl/a+ljLFVtlfaXkLQmqfLR1qHma1h/ysYk4hEXZ880bf2CYgTskvTa/e196Vd5dDQXw==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=14.0.0"
+      }
+    },
+    "node_modules/tinyspy": {
+      "version": "4.0.3",
+      "resolved": "https://registry.npmjs.org/tinyspy/-/tinyspy-4.0.3.tgz",
+      "integrity": "sha512-t2T/WLB2WRgZ9EpE4jgPJ9w+i66UZfDc8wHh0xrwiRNN+UwH98GIJkTeZqX9rg0i0ptwzqW+uYeIF0T4F8LR7A==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=14.0.0"
+      }
+    },
     "node_modules/to-regex-range": {
       "version": "5.0.1",
       "resolved": "https://registry.npmjs.org/to-regex-range/-/to-regex-range-5.0.1.tgz",
@@ -7872,9 +8207,9 @@
       "dev": true
     },
     "node_modules/undici-types": {
-      "version": "6.20.0",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.20.0.tgz",
-      "integrity": "sha512-Ny6QZ2Nju20vw1SRHe3d9jVu6gJ+4e3+MMpqu7pqE5HT6WsTSlce++GQmK5UXS8mzV8DSYHrQH+Xrf2jVcuKNg==",
+      "version": "6.21.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
+      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
       "dev": true,
       "license": "MIT"
     },
@@ -8133,6 +8468,29 @@
         }
       }
     },
+    "node_modules/vite-node": {
+      "version": "3.2.4",
+      "resolved": "https://registry.npmjs.org/vite-node/-/vite-node-3.2.4.tgz",
+      "integrity": "sha512-EbKSKh+bh1E1IFxeO0pg1n4dvoOTt0UDiXMd/qn++r98+jPO1xtJilvXldeuQ8giIB5IkpjCgMleHMNEsGH6pg==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "cac": "^6.7.14",
+        "debug": "^4.4.1",
+        "es-module-lexer": "^1.7.0",
+        "pathe": "^2.0.3",
+        "vite": "^5.0.0 || ^6.0.0 || ^7.0.0-0"
+      },
+      "bin": {
+        "vite-node": "vite-node.mjs"
+      },
+      "engines": {
+        "node": "^18.0.0 || ^20.0.0 || >=22.0.0"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      }
+    },
     "node_modules/vite/node_modules/fdir": {
       "version": "6.4.4",
       "resolved": "https://registry.npmjs.org/fdir/-/fdir-6.4.4.tgz",
@@ -8746,6 +9104,92 @@
         }
       }
     },
+    "node_modules/vitest": {
+      "version": "3.2.4",
+      "resolved": "https://registry.npmjs.org/vitest/-/vitest-3.2.4.tgz",
+      "integrity": "sha512-LUCP5ev3GURDysTWiP47wRRUpLKMOfPh+yKTx3kVIEiu5KOMeqzpnYNsKyOoVrULivR8tLcks4+lga33Whn90A==",
+      "dev": true,
+      "license": "MIT",
+      "dependencies": {
+        "@types/chai": "^5.2.2",
+        "@vitest/expect": "3.2.4",
+        "@vitest/mocker": "3.2.4",
+        "@vitest/pretty-format": "^3.2.4",
+        "@vitest/runner": "3.2.4",
+        "@vitest/snapshot": "3.2.4",
+        "@vitest/spy": "3.2.4",
+        "@vitest/utils": "3.2.4",
+        "chai": "^5.2.0",
+        "debug": "^4.4.1",
+        "expect-type": "^1.2.1",
+        "magic-string": "^0.30.17",
+        "pathe": "^2.0.3",
+        "picomatch": "^4.0.2",
+        "std-env": "^3.9.0",
+        "tinybench": "^2.9.0",
+        "tinyexec": "^0.3.2",
+        "tinyglobby": "^0.2.14",
+        "tinypool": "^1.1.1",
+        "tinyrainbow": "^2.0.0",
+        "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"
+      },
+      "funding": {
+        "url": "https://opencollective.com/vitest"
+      },
+      "peerDependencies": {
+        "@edge-runtime/vm": "*",
+        "@types/debug": "^4.1.12",
+        "@types/node": "^18.0.0 || ^20.0.0 || >=22.0.0",
+        "@vitest/browser": "3.2.4",
+        "@vitest/ui": "3.2.4",
+        "happy-dom": "*",
+        "jsdom": "*"
+      },
+      "peerDependenciesMeta": {
+        "@edge-runtime/vm": {
+          "optional": true
+        },
+        "@types/debug": {
+          "optional": true
+        },
+        "@types/node": {
+          "optional": true
+        },
+        "@vitest/browser": {
+          "optional": true
+        },
+        "@vitest/ui": {
+          "optional": true
+        },
+        "happy-dom": {
+          "optional": true
+        },
+        "jsdom": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/vitest/node_modules/picomatch": {
+      "version": "4.0.3",
+      "resolved": "https://registry.npmjs.org/picomatch/-/picomatch-4.0.3.tgz",
+      "integrity": "sha512-5gTmgEY/sqK6gFXLIsQNH19lWb4ebPDLA4SdLP7dsWkIXHWlG66oPuVvXSGFPppYZz8ZDZq0dYYrbHfBCVUb1Q==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=12"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/jonschlinkert"
+      }
+    },
     "node_modules/vscode-jsonrpc": {
       "version": "8.2.0",
       "resolved": "https://registry.npmjs.org/vscode-jsonrpc/-/vscode-jsonrpc-8.2.0.tgz",
@@ -8904,6 +9348,23 @@
         "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/wicked-good-xpath": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/wicked-good-xpath/-/wicked-good-xpath-1.3.0.tgz",
diff --git a/package.json b/package.json
index 2072d8d..e275fc7 100644
--- a/package.json
+++ b/package.json
@@ -27,6 +27,7 @@
     "build": "./build.sh",
     "watch": "tsx scripts/bundle.ts --watch",
     "lint": "eslint .",
+    "test": "vitest --run",
     "check": "tsc -p src --noEmit && tsc -p packages/mp3-encoder/src --noEmit && tsc -p scripts --noEmit && tsc -p tsconfig.vite.json --noEmit && rm tsconfig.vite.tsbuildinfo",
     "check-docblocks": "tsx scripts/check-docblocks.ts dist/mediabunny.d.ts",
     "docs:dev": "vitepress dev docs",
@@ -80,7 +81,8 @@
     "vite": "^6.3.5",
     "vitepress": "^1.6.3",
     "vitepress-plugin-llms": "^1.5.1",
-    "vitepress-plugin-mermaid": "^2.0.17"
+    "vitepress-plugin-mermaid": "^2.0.17",
+    "vitest": "3.2.4"
   },
   "keywords": [
     "media",
diff --git a/test/files/video.mp4 b/test/files/video.mp4
new file mode 100644
index 0000000..75b02b4
Binary files /dev/null and b/test/files/video.mp4 differ
diff --git a/test/read-mp4.test.ts b/test/read-mp4.test.ts
new file mode 100644
index 0000000..31ec0f5
--- /dev/null
+++ b/test/read-mp4.test.ts
@@ -0,0 +1,51 @@
+import { expect, test } from 'vitest';
+import { ALL_FORMATS, MP4, StreamSource, EncodedPacketSink, Input } from '../src/index.js';
+import { open } from 'node:fs/promises';
+
+const __dirname = new URL('.', import.meta.url).pathname;
+
+const fileHandle = await open(
+	`${__dirname}/files/video.mp4`,
+	'r',
+);
+
+const source = new StreamSource({
+	read: async (start, end) => {
+		const buffer = Buffer.alloc(end - start);
+		await fileHandle.read(buffer, 0, end - start, start);
+		return buffer;
+	},
+	getSize: async () => {
+		const { size } = await fileHandle.stat();
+		return size;
+	},
+});
+
+test('Should be able to get packets from a .MP4 file', async () => {
+	const input = new Input({
+		formats: ALL_FORMATS,
+		source,
+	});
+
+	expect(await input.getFormat()).toBe(MP4);
+	expect(await input.getMimeType()).toBe('video/mp4; codecs="avc1.640028, mp4a.40.2"');
+	expect(await input.computeDuration()).toBe(5.056);
+
+	const track = await input.getPrimaryVideoTrack();
+	if (!track) throw new Error('No video track found');
+
+	const sink = new EncodedPacketSink(track);
+
+	let samples = 0;
+	const timestamps: number[] = [];
+
+	for await (const packet of sink.packets()) {
+		timestamps.push(packet.timestamp);
+		samples++;
+	}
+
+	expect(samples).toBe(125);
+	expect(timestamps.slice(0, 10)).toEqual([
+		0, 0.16, 0.08, 0.04, 0.12, 0.32, 0.24, 0.2, 0.28, 0.48,
+	]);
+});
diff --git a/test/tsconfig.json b/test/tsconfig.json
new file mode 100644
index 0000000..461d735
--- /dev/null
+++ b/test/tsconfig.json
@@ -0,0 +1,13 @@
+{
+	"extends": "../tsconfig.json",
+	"compilerOptions": {
+		"noEmit": true,
+		"moduleResolution": "nodenext",
+		"module": "NodeNext",
+		"declaration": true,
+		"declarationMap": true,
+		"stripInternal": true
+	},
+	"include": ["**/*"],
+	"references": [{ "path": "../src" }]
+}
diff --git a/tsconfig.json b/tsconfig.json
index 16b32ec..7ecc047 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -8,9 +8,7 @@
 		"noPropertyAccessFromIndexSignature": true,
 		"skipLibCheck": true,
 		"allowJs": true,
-		"noEmit": true
+		"noEmit": true,
 	},
-	"references": [
-		{ "path": "./tsconfig.vite.json" }
-	]
-}
\ No newline at end of file
+	"references": [{ "path": "./tsconfig.vite.json" }]
+}