await harness.waitForMethod("turn/start");

const inputText = getRequestInputText(harness);

expect(inputText.length).toBeLessThanOrEqual(CODEX_TURN_START_TEXT_INPUT_MAX_CHARS);

expect(inputText.length).toBe(CODEX_TURN_START_TEXT_INPUT_MAX_CHARS);

expect(inputText).toContain("recent anchor");

expect(inputText).toContain("current inbound context survives");

expect(inputText).toContain("current prompt survives");

requestRange: CodexProjectedContextRange;

}

| undefined => {

// promptInputRange ends before hook appendContext. Measure from the

// immutable projected prompt instead of the hook-expanded prompt so that

// the suffix remains available for bounded fitting as newer context.

const promptTextInputOffset = promptInputRange

? promptInputRange.end - promptText.length

: undefined;