chore: commit generated fixtures and allow ci tests to catch any drifts

.gitignore

@@ -9,5 +9,3 @@ yarn.lock
 /public
 /vc-test-suite
 /.vscode
-
-/test/fixtures/v4/__generated__/

src/4.0/__tests__/fixtures.test.ts

@@ -0,0 +1,17 @@
+import fs from "fs";
+import path from "path";
+import * as FIXTURES from "../fixtures";
+
+const PATH_TO_GENERATED_FIXTURES = path.resolve(__dirname, "../../../test/fixtures/v4/__generated__");
+
+describe("assert fixtures matches generated JSON fixtures", () => {
+  for (const fixtureName of Object.keys(FIXTURES)) {
+    const jsonFixtureFilename = fixtureName.replace(/_/g, "-").toLowerCase() + ".json";
+
+    test(`${jsonFixtureFilename} should match the one defined in fixtures.ts`, () => {
+      const fixture = FIXTURES[fixtureName as keyof typeof FIXTURES];
+      const jsonFixture = fs.readFileSync(path.resolve(PATH_TO_GENERATED_FIXTURES, jsonFixtureFilename), "utf-8");
+      expect(fixture).toEqual(JSON.parse(jsonFixture));
+    });
+  }
+});