test: add code snippets for generating tests

.vscode/test.code-snippets

@@ -0,0 +1,72 @@
+{
+  "Test for library function": {
+    "scope": "typescript",
+    "isFileTemplate": true,
+    "prefix": "testLib",
+    "body": [
+      "import { describe, expect, it } from \"bun:test\";",
+      "",
+      "import { $1 } from \"./$1\";",
+      "",
+      "describe(\"$1\", () => {",
+      "  it(\"$2\", () => {",
+      "  });",
+      "});",
+      "",
+    ],
+    "description": "Test for library function",
+  },
+  "Test for route": {
+    "prefix": "testRoute",
+    "body": [
+      "import { describe, expect, it } from \"bun:test\";",
+      "",
+      "import app from \"~/index\";",
+      "import { server } from \"~/mocks\";",
+      "",
+      "server.listen();",
+      "",
+      "describe(\"requests the /$1 route\", () => {",
+      "  it(\"should succeed\", async () => {",
+      "    const res = await app.request(\"/$1\");",
+      "",
+      "    expect(res.json()).resolves.toEqual({ success: true });",
+      "    expect(res.status).toBe(200);",
+      "  });",
+      "});",
+      "",
+    ],
+    "description": "Test for route",
+  },
+  "Test for route with DB": {
+    "prefix": "testRouteDB",
+    "body": [
+      "import { beforeEach, describe, expect, it } from \"bun:test\";",
+      "",
+      "import app from \"~/index\";",
+      "import { server } from \"~/mocks\";",
+      "import { getDb, resetDb } from \"~/models/db\";",
+      "",
+      "server.listen();",
+      "",
+      "describe(\"requests the /$1 route\", () => {",
+      "  const db = getDb({",
+      "    TURSO_URL: process.env.TURSO_URL ?? \"http://127.0.0.1:3000\",",
+      "    TURSO_AUTH_TOKEN: process.env.TURSO_AUTH_TOKEN ?? \"asd\",",
+      "  });",
+      "",
+      "  beforeEach(async () => {",
+      "    await resetDb();",
+      "  });",
+      "",
+      "  it(\"should succeed\", async () => {",
+      "    const res = await app.request(\"/$1\");",
+      "",
+      "    expect(res.json()).resolves.toEqual({ success: true });",
+      "    expect(res.status).toBe(200);    ",
+      "  });",
+      "});",
+    ],
+    "description": "Test for route with DB",
+  },
+}