Add snapshot tests

Author: jdesrosiers

.npmignore

@@ -3,6 +3,7 @@
 coverage.png
 eslint.config.js
 **/*.test.js
+src/test-utils.js
 tsconfig.json
 scratch/
 docs/

README.md

@@ -250,6 +250,12 @@ without Vitest. This uses the [nyc] CLI to generate reports from the coverage
 files that are generated. Once you run the script, you can run the following
 command to generate a report.
 
+Keep in mind that with the Low-Level API approach, you need to configure
+[@hyperjump/json-schema] yourself. That means that you need to import the
+dialects you need and will need to provide `MediaTypePlugin`s for anything other
+than `*.schema.json` file extension support. YAML support is only provided
+out-of-the-box for the Vitest integration.
+
 ```bash
 npx nyc report --extension .schema.json
 ```

package.json

@@ -22,7 +22,8 @@
   },
   "scripts": {
     "lint": "eslint src",
-    "test": "vitest run",
+    "test": "vitest run --config src/vitest/vitest-json-schema.config.js",
+    "test:coverage": "vitest run --coverage",
     "type-check": "tsc --noEmit",
     "docs": "typedoc --excludeExternals"
   },
@@ -34,13 +35,15 @@
     "@types/moo": "^0.5.10",
     "@types/node": "*",
     "@types/unist": "^3.0.3",
+    "@vitest/coverage-v8": "^3.2.4",
     "eslint-import-resolver-typescript": "*",
     "eslint-plugin-import": "*",
     "typedoc": "*",
     "typescript-eslint": "*",
     "vitest": "*"
   },
   "dependencies": {
+    "@hyperjump/browser": "^1.3.1",
     "@hyperjump/json-schema": "^1.16.0",
     "@hyperjump/uri": "^1.3.1",
     "content-type": "^1.0.5",