Add native OpenAPI importer

plugins/importer-openapi/tests/legacy.test.ts

@@ -0,0 +1,19 @@
+import * as fs from "node:fs";
+import * as path from "node:path";
+import { describe, expect, test } from "vite-plus/test";
+import { convertOpenApiWithPostman } from "../src/legacy";
+
+describe("importer-openapi legacy converter", () => {
+  const realWorldFixturesPath = path.join(__dirname, "fixtures", "real-world");
+  const realWorldFixtures = fs
+    .readdirSync(realWorldFixturesPath)
+    .filter((fixture) => fixture.endsWith(".yaml"));
+
+  for (const fixture of realWorldFixtures) {
+    test(`Snapshots legacy Postman-converter output for ${fixture}`, async () => {
+      const contents = fs.readFileSync(path.join(realWorldFixturesPath, fixture), "utf-8");
+      const imported = await convertOpenApiWithPostman(contents);
+      expect(imported).toMatchSnapshot();
+    });
+  }
+});