d4787c477a
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78 lines
2.8 KiB
TypeScript
78 lines
2.8 KiB
TypeScript
import { describe, test, expect, mock, beforeEach } from "bun:test"
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import { truncateUntilTargetTokens } from "./storage"
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import * as storage from "./storage"
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// Mock the entire module
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mock.module("./storage", () => {
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return {
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...storage,
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findToolResultsBySize: mock(() => []),
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truncateToolResult: mock(() => ({ success: false })),
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}
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})
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describe("truncateUntilTargetTokens", () => {
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const sessionID = "test-session"
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beforeEach(() => {
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// Reset mocks
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const { findToolResultsBySize, truncateToolResult } = require("./storage")
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findToolResultsBySize.mockReset()
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truncateToolResult.mockReset()
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})
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test("truncates only until target is reached", () => {
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const { findToolResultsBySize, truncateToolResult } = require("./storage")
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// #given: Two tool results, each 1000 chars. Target reduction is 500 chars.
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const results = [
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{ partPath: "path1", partId: "id1", messageID: "m1", toolName: "tool1", outputSize: 1000 },
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{ partPath: "path2", partId: "id2", messageID: "m2", toolName: "tool2", outputSize: 1000 },
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]
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findToolResultsBySize.mockReturnValue(results)
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truncateToolResult.mockImplementation((path: string) => ({
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success: true,
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toolName: path === "path1" ? "tool1" : "tool2",
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originalSize: 1000
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}))
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// #when: currentTokens=1000, maxTokens=1000, targetRatio=0.5 (target=500, reduce=500)
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// charsPerToken=1 for simplicity in test
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const result = truncateUntilTargetTokens(sessionID, 1000, 1000, 0.5, 1)
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// #then: Should only truncate the first tool
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expect(result.truncatedCount).toBe(1)
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expect(truncateToolResult).toHaveBeenCalledTimes(1)
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expect(truncateToolResult).toHaveBeenCalledWith("path1")
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expect(result.totalBytesRemoved).toBe(1000)
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expect(result.sufficient).toBe(true)
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})
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test("truncates all if target not reached", () => {
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const { findToolResultsBySize, truncateToolResult } = require("./storage")
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// #given: Two tool results, each 100 chars. Target reduction is 500 chars.
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const results = [
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{ partPath: "path1", partId: "id1", messageID: "m1", toolName: "tool1", outputSize: 100 },
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{ partPath: "path2", partId: "id2", messageID: "m2", toolName: "tool2", outputSize: 100 },
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]
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findToolResultsBySize.mockReturnValue(results)
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truncateToolResult.mockImplementation((path: string) => ({
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success: true,
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toolName: path === "path1" ? "tool1" : "tool2",
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originalSize: 100
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}))
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// #when: reduce 500 chars
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const result = truncateUntilTargetTokens(sessionID, 1000, 1000, 0.5, 1)
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// #then: Should truncate both
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expect(result.truncatedCount).toBe(2)
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expect(truncateToolResult).toHaveBeenCalledTimes(2)
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expect(result.totalBytesRemoved).toBe(200)
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expect(result.sufficient).toBe(false)
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})
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})
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