let truncateOversizedToolResultsInMessages: typeof import("./tool-result-truncation.js").truncateOversizedToolResultsInMessages;

let truncateOversizedToolResultsInRuntimeTranscript: typeof import("./tool-result-truncation.js").truncateOversizedToolResultsInRuntimeTranscript;

let truncateOversizedToolResultsInSession: typeof import("./tool-result-truncation.js").truncateOversizedToolResultsInSession;

let isOversizedToolResult: typeof import("./tool-result-truncation.js").isOversizedToolResult;

let sessionLikelyHasOversizedToolResults: typeof import("./tool-result-truncation.js").sessionLikelyHasOversizedToolResults;

let estimateToolResultReductionPotential: typeof import("./tool-result-truncation.js").estimateToolResultReductionPotential;

let DEFAULT_MAX_LIVE_TOOL_RESULT_CHARS: typeof import("./tool-result-truncation.js").DEFAULT_MAX_LIVE_TOOL_RESULT_CHARS;

truncateOversizedToolResultsInMessages,

truncateOversizedToolResultsInRuntimeTranscript,

truncateOversizedToolResultsInSession,

isOversizedToolResult,

sessionLikelyHasOversizedToolResults,

estimateToolResultReductionPotential,

DEFAULT_MAX_LIVE_TOOL_RESULT_CHARS,

});

});

describe("isOversizedToolResult", () => {

it("returns false for small tool results", () => {

const msg = makeToolResult("small content");

expect(isOversizedToolResult(msg, 200_000)).toBe(false);

});

it("returns true for oversized tool results", () => {

const msg = makeToolResult("x".repeat(500_000));

expect(isOversizedToolResult(msg, 128_000)).toBe(true);

});

it("honors an explicit higher maxChars override", () => {

const msg = makeToolResult("x".repeat(20_000));

expect(isOversizedToolResult(msg, 128_000, 24_000)).toBe(false);

});

it("returns false for non-toolResult messages", () => {

const msg = makeUserMessage("x".repeat(500_000));

expect(isOversizedToolResult(msg, 128_000)).toBe(false);

});

});

describe("sessionLikelyHasOversizedToolResults", () => {

it("returns true for individually oversized tool results", () => {

const messages: AgentMessage[] = [makeToolResult("x".repeat(500_000))];