test(qa-lab): seed broken-turn recovery scenarios (#66416)

src/agents/execution-contract.test.ts

@@ -21,6 +21,16 @@ describe("resolveEffectiveExecutionContract", () => {
       ).toBe("strict-agentic");
     });
 
+    it("auto-activates on the mock-openai qa lane", () => {
+      expect(
+        resolveEffectiveExecutionContract({
+          config: emptyConfig,
+          provider: "mock-openai",
+          modelId: "mock-openai/gpt-5.4",
+        }),
+      ).toBe("strict-agentic");
+    });
+
     it("auto-activates on gpt-5o and variants without a separator", () => {
       for (const modelId of ["gpt-5", "gpt-5o", "gpt-5o-mini"]) {
         expect(

src/agents/execution-contract.ts

@@ -39,14 +39,16 @@ const STRICT_AGENTIC_MODEL_ID_PATTERN = /^gpt-5(?:[.o-]|$)/i;
  * Supported provider + model combinations where strict-agentic is the intended
  * runtime contract. Kept as a narrow helper so both the execution-contract
  * resolver and the `update_plan` auto-enable gate converge on the same
- * definition of "GPT-5-family openai/openai-codex run".
+ * definition of "GPT-5-family openai/openai-codex run". The embedded
+ * `mock-openai` QA lane intentionally piggybacks on that contract so repo QA
+ * can exercise the same incomplete-turn recovery rules end to end.
  */
 export function isStrictAgenticSupportedProviderModel(params: {
   provider?: string | null;
   modelId?: string | null;
 }): boolean {
   const provider = normalizeLowercaseStringOrEmpty(params.provider ?? "");
-  if (provider !== "openai" && provider !== "openai-codex") {
+  if (provider !== "openai" && provider !== "openai-codex" && provider !== "mock-openai") {
     return false;
   }
   const modelId = typeof params.modelId === "string" ? params.modelId : "";