File size: 4,635 Bytes
a070805 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 | import { act, renderHook } from "@testing-library/react";
import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
import useMetricsStore from "#/stores/metrics-store";
import { useEventStore } from "#/stores/use-event-store";
import type { OpenHandsEvent } from "#/types/agent-server/core";
import {
buildContextCompactionResult,
useAwaitContextCompaction,
} from "./use-await-context-compaction";
function condensationEvent(id: string): OpenHandsEvent {
return {
id,
timestamp: new Date().toISOString(),
source: "environment",
kind: "Condensation",
forgotten_event_ids: ["a", "b"],
} as OpenHandsEvent;
}
describe("buildContextCompactionResult", () => {
it("computes tokens saved without going negative", () => {
expect(buildContextCompactionResult(1000, 400, "compacted")).toEqual({
beforeToken: 1000,
afterToken: 400,
savedToken: 600,
outcome: "compacted",
});
expect(buildContextCompactionResult(400, 500, "no_change").savedToken).toBe(
0,
);
});
});
describe("useAwaitContextCompaction", () => {
beforeEach(() => {
vi.useFakeTimers();
useEventStore.getState().clearEvents();
useMetricsStore.getState().setMetrics({
cost: null,
max_budget_per_task: null,
usage: {
prompt_tokens: 0,
completion_tokens: 0,
cache_read_tokens: 0,
cache_write_tokens: 0,
context_window: 100_000,
per_turn_token: 10_000,
},
});
});
afterEach(() => {
vi.useRealTimers();
useEventStore.getState().clearEvents();
});
it("reports tokens freed once condensation lands and metrics drop", () => {
const onComplete = vi.fn();
renderHook(() =>
useAwaitContextCompaction({
beforeToken: 10_000,
onComplete,
}),
);
act(() => {
useEventStore.getState().addEvent(condensationEvent("cond-1"));
useMetricsStore.getState().setMetrics({
cost: null,
max_budget_per_task: null,
usage: {
prompt_tokens: 0,
completion_tokens: 0,
cache_read_tokens: 0,
cache_write_tokens: 0,
context_window: 100_000,
per_turn_token: 4_000,
},
});
});
expect(onComplete).toHaveBeenCalledWith({
beforeToken: 10_000,
afterToken: 4_000,
savedToken: 6_000,
outcome: "compacted",
});
});
it("finishes after the settle window when metrics do not drop", () => {
const onComplete = vi.fn();
renderHook(() =>
useAwaitContextCompaction({
beforeToken: 10_000,
onComplete,
}),
);
act(() => {
useEventStore.getState().addEvent(condensationEvent("cond-2"));
});
expect(onComplete).not.toHaveBeenCalled();
act(() => {
vi.advanceTimersByTime(2_500);
});
expect(onComplete).toHaveBeenCalledWith({
beforeToken: 10_000,
afterToken: 10_000,
savedToken: 0,
outcome: "no_change",
});
});
it("reports timeout when no condensation event arrives in time", () => {
const onComplete = vi.fn();
renderHook(() =>
useAwaitContextCompaction({
beforeToken: 10_000,
onComplete,
}),
);
act(() => {
vi.advanceTimersByTime(90_000);
});
expect(onComplete).toHaveBeenCalledWith({
beforeToken: 10_000,
afterToken: 10_000,
savedToken: 0,
outcome: "timeout",
});
});
it("detects a condensation that landed before the post-ack effect started", () => {
// The condense POST can return only after the server already emitted its
// Condensation event. The pre-request baseline (captured before the POST
// fired) must not contain it, so it still counts as new.
const baseline = new Set(useEventStore.getState().eventIds);
act(() => {
useEventStore.getState().addEvent(condensationEvent("cond-early"));
useMetricsStore.getState().setMetrics({
cost: null,
max_budget_per_task: null,
usage: {
prompt_tokens: 0,
completion_tokens: 0,
cache_read_tokens: 0,
cache_write_tokens: 0,
context_window: 100_000,
per_turn_token: 4_000,
},
});
});
const onComplete = vi.fn();
renderHook(() =>
useAwaitContextCompaction({
beforeToken: 10_000,
baselineEventIds: baseline,
onComplete,
}),
);
expect(onComplete).toHaveBeenCalledWith({
beforeToken: 10_000,
afterToken: 4_000,
savedToken: 6_000,
outcome: "compacted",
});
});
});
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