fix(openapi): guard suffix matching and add ambient context test

src/services/openapi.ts

@@ -98,9 +98,12 @@ export async function getOpenApiSpec(
   // 2. Specific path lookup
   if (options?.path) {
     const target = normalizePath(options.path);
+    const suffix = target.replace(/^\/api\/v3/, "");
     const matchedKey =
       allPaths.find((p) => p.toLowerCase() === target) ||
-      allPaths.find((p) => p.toLowerCase().endsWith(target.replace(/^\/api\/v3/, "")));
+      (suffix.length > 0 && suffix !== "/"
+        ? allPaths.find((p) => p.toLowerCase().endsWith(suffix))
+        : undefined);
 
     if (!matchedKey || !doc.paths[matchedKey]) {
       const sample = allPaths.slice(0, 10).join(", ");

tests/openapi.test.ts

@@ -6,6 +6,7 @@ import {
 } from "../src/services/openapi.ts";
 import { OpenProjectClient } from "../src/client/api-client.ts";
 import { OpenProjectNotFoundError } from "../src/client/errors.ts";
+import { runWithContext } from "../src/context.ts";
 
 describe("OpenApi Service", () => {
   const mockSpec = {
@@ -144,10 +145,17 @@ describe("OpenApi Service", () => {
     );
   });
 
-  test("full mode returns the complete raw specification", async () => {
+  test("resolves ambient client from RequestContext when client is omitted", async () => {
-    const result = (await getOpenApiSpec({ full: true }, mockClient)) as typeof mockSpec;
+    const res = await runWithContext({ client: mockClient, isReadOnly: true }, async () => {
-    expect(result.openapi).toBe("3.0.3");
+      return getOpenApiSpec({});
-    expect(result.paths).toBeDefined();
+    });
-    expect(result.components).toBeDefined();
+    expect((res as OpenApiSummary).title).toBe("OpenProject API V3 (Test)");
+  });
+
+  test("path mode does not falsely match root /api/v3 via empty suffix", async () => {
+    // If /api/v3 itself is not a path key, requesting it must throw OpenProjectNotFoundError
+    expect(getOpenApiSpec({ path: "/api/v3" }, mockClient)).rejects.toThrow(
+      OpenProjectNotFoundError
+    );
   });
 });