await runBasicAgentCommand();

expect(state.trajectoryRecordEventMock).toHaveBeenCalledTimes(1);

expect(state.trajectoryRecordEventMock.mock.calls.at(0)?.[0]).toBe("model.fallback_step");

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

expect(mockCallArg(state.trajectoryRecordEventMock, 0, 0)).toBe("model.fallback_step");

expectRecordFields(mockCallArg(state.trajectoryRecordEventMock, 0, 1), {

fallbackStepType: "fallback_step",

fallbackStepFromModel: "ollama/llama3",

fallbackStepToModel: "openai/gpt-5.4",

await runBasicAgentCommand();

const attemptParams = state.runAgentAttemptMock.mock.calls.at(0)?.[0] as

| { skillsSnapshot?: Record<string, unknown> }

| undefined;

const attemptParams = mockCallArg(state.runAgentAttemptMock) as {

skillsSnapshot?: Record<string, unknown>;

};

expectRecordFields(attemptParams?.skillsSnapshot, {

prompt: "persisted prompt",

skills: [{ name: "cli-skill" }],

isFallbackRetry: true,

});

const deliveryParams = requireRecord(

state.deliverAgentCommandResultMock.mock.calls.at(0)?.[0],

mockCallArg(state.deliverAgentCommandResultMock),

"delivery params",

);

const result = requireRecord(deliveryParams.result, "delivery result");

});

expect(state.acpRunTurnMock).toHaveBeenCalledTimes(1);

const runTurnParams = state.acpRunTurnMock.mock.calls.at(0)?.[0] as { text?: string };

const runTurnParams = mockCallArg(state.acpRunTurnMock) as { text?: string };

expect(runTurnParams.text).toContain("A background task completed.");

expect(runTurnParams.text).toContain("inspect ACP delivery");

expect(runTurnParams.text).toContain("child output");

expect(runTurnParams.text).not.toContain(INTERNAL_RUNTIME_CONTEXT_BEGIN);

expect(runTurnParams.text).not.toContain(INTERNAL_RUNTIME_CONTEXT_END);

expect(state.persistAcpTurnTranscriptMock).toHaveBeenCalledTimes(1);

const transcriptParams = state.persistAcpTurnTranscriptMock.mock.calls.at(0)?.[0] as {

const transcriptParams = mockCallArg(state.persistAcpTurnTranscriptMock) as {

body?: string;

transcriptBody?: string;

};