Allow 'should be able to cancel a snap' test to pass when a cancel su…

…ccessfully occurs (backport #7351) [release/4.10.x] (#7362)

Co-authored-by: Nick Tessier <[email protected]>

common/changes/@itwin/rpcinterface-full-stack-tests/nick-fix-flaky-test_2024-11-13-14-57.json

@@ -0,0 +1,10 @@
+{
+  "changes": [
+    {
+      "packageName": "@itwin/rpcinterface-full-stack-tests",
+      "comment": "change the assert in the test 'should be able to cancel a snap' to match the error message thrown on the frontend when a snap is successfully cancelled.",
+      "type": "none"
+    }
+  ],
+  "packageName": "@itwin/rpcinterface-full-stack-tests"
+}

full-stack-tests/rpc-interface/src/frontend/IModelConnection.test.ts

@@ -409,7 +409,7 @@ describe("Snapping", () => {
       expect(snap.status).not.to.be.undefined;
     } catch (err: any) {
       // This is what we expect if the cancellation occurs in time to really cancel the snap.
-      expect(err.message).to.equal("aborted");
+      expect(err.message).to.equal("Unknown server response code.");
     }
   });
 });