expect(state.runWithModelFallbackMock).toHaveBeenCalledTimes(2);

const secondCall = state.runWithModelFallbackMock.mock.calls.at(1)?.[0] as

| FallbackRunnerParams

| undefined;

expect(secondCall?.provider).toBe("openai");

expect(secondCall?.model).toBe("gpt-5.4");

const secondCall = mockCallArg(state.runWithModelFallbackMock, 1) as FallbackRunnerParams;

expect(secondCall.provider).toBe("openai");

expect(secondCall.model).toBe("gpt-5.4");

const lifecycleEndCalls = state.emitAgentEventMock.mock.calls.filter((call: unknown[]) => {

const arg = call[0] as { stream?: string; data?: { phase?: string } };

code: "empty_result",

});

expect(state.runAgentAttemptMock).toHaveBeenCalledTimes(2);

expectRecordFields(state.runAgentAttemptMock.mock.calls.at(1)?.[0], {

expectRecordFields(mockCallArg(state.runAgentAttemptMock, 1), {

providerOverride: "openai",

modelOverride: "gpt-5.4",

isFallbackRetry: true,