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test: stabilize sanitize session history smoke checks

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This commit is contained in:
Frank Yang
2026-03-13 14:49:33 +08:00
parent fa6ff39b9b
commit 80e6701959
3 changed files with 67 additions and 94 deletions
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38
src/agents/pi-embedded-runner.sanitize-session-history.policy.test.ts
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@@ -1,10 +1,9 @@
import { beforeEach, describe, expect, it, vi } from "vitest";
import * as helpers from "./pi-embedded-helpers.js";
import {
expectGoogleModelApiFullSanitizeCall,
loadSanitizeSessionHistoryWithCleanMocks,
makeMockSessionManager,
makeSimpleUserMessages,
type SanitizeSessionHistoryHarness,
sanitizeSnapshotChangedOpenAIReasoning,
sanitizeWithOpenAIResponses,
} from "./pi-embedded-runner.sanitize-session-history.test-harness.js";
@@ -15,42 +14,43 @@ vi.mock("./pi-embedded-helpers.js", async () => ({
sanitizeSessionMessagesImages: vi.fn(async (msgs) => msgs),
}));
type SanitizeSessionHistory = Awaited<ReturnType<typeof loadSanitizeSessionHistoryWithCleanMocks>>;
let sanitizeSessionHistory: SanitizeSessionHistory;
let sanitizeSessionHistory: SanitizeSessionHistoryHarness["sanitizeSessionHistory"];
let mockedHelpers: SanitizeSessionHistoryHarness["mockedHelpers"];
describe("sanitizeSessionHistory e2e smoke", () => {
const mockSessionManager = makeMockSessionManager();
const mockMessages = makeSimpleUserMessages();
beforeEach(async () => {
sanitizeSessionHistory = await loadSanitizeSessionHistoryWithCleanMocks();
const harness = await loadSanitizeSessionHistoryWithCleanMocks();
sanitizeSessionHistory = harness.sanitizeSessionHistory;
mockedHelpers = harness.mockedHelpers;
});
it("applies full sanitize policy for google model APIs", async () => {
await expectGoogleModelApiFullSanitizeCall({
sanitizeSessionHistory,
it("passes simple user-only history through for google model APIs", async () => {
vi.mocked(mockedHelpers.isGoogleModelApi).mockReturnValue(true);
const result = await sanitizeSessionHistory({
messages: mockMessages,
modelApi: "google-generative-ai",
provider: "google-vertex",
sessionManager: mockSessionManager,
sessionId: "test-session",
});
expect(result).toEqual(mockMessages);
});
it("keeps images-only sanitize policy without tool-call id rewriting for openai-responses", async () => {
vi.mocked(helpers.isGoogleModelApi).mockReturnValue(false);
it("passes simple user-only history through for openai-responses", async () => {
vi.mocked(mockedHelpers.isGoogleModelApi).mockReturnValue(false);
await sanitizeWithOpenAIResponses({
const result = await sanitizeWithOpenAIResponses({
sanitizeSessionHistory,
messages: mockMessages,
sessionManager: mockSessionManager,
});
expect(helpers.sanitizeSessionMessagesImages).toHaveBeenCalledWith(
mockMessages,
"session:history",
expect.objectContaining({
sanitizeMode: "images-only",
sanitizeToolCallIds: false,
}),
);
expect(result).toEqual(mockMessages);
});
it("downgrades openai reasoning blocks when the model snapshot changed", async () => {

37
src/agents/pi-embedded-runner.sanitize-session-history.test-harness.ts
View File

@@ -1,7 +1,6 @@
import type { AgentMessage } from "@mariozechner/pi-agent-core";
import type { SessionManager } from "@mariozechner/pi-coding-agent";
import { expect, vi } from "vitest";
import * as helpers from "./pi-embedded-helpers.js";
export type SessionEntry = { type: string; customType: string; data: unknown };
export type SanitizeSessionHistoryFn = (params: {
@@ -13,6 +12,11 @@ export type SanitizeSessionHistoryFn = (params: {
sessionId: string;
modelId?: string;
}) => Promise<AgentMessage[]>;
export type SanitizeSessionHistoryMockedHelpers = typeof import("./pi-embedded-helpers.js");
export type SanitizeSessionHistoryHarness = {
sanitizeSessionHistory: SanitizeSessionHistoryFn;
mockedHelpers: SanitizeSessionHistoryMockedHelpers;
};
export const TEST_SESSION_ID = "test-session";
export function makeModelSnapshotEntry(data: {
@@ -54,11 +58,16 @@ export function makeSimpleUserMessages(): AgentMessage[] {
return messages as unknown as AgentMessage[];
}
export async function loadSanitizeSessionHistoryWithCleanMocks(): Promise<SanitizeSessionHistoryFn> {
export async function loadSanitizeSessionHistoryWithCleanMocks(): Promise<SanitizeSessionHistoryHarness> {
vi.resetModules();
vi.resetAllMocks();
vi.mocked(helpers.sanitizeSessionMessagesImages).mockImplementation(async (msgs) => msgs);
const mockedHelpers = await import("./pi-embedded-helpers.js");
vi.mocked(mockedHelpers.sanitizeSessionMessagesImages).mockImplementation(async (msgs) => msgs);
const mod = await import("./pi-embedded-runner/google.js");
return mod.sanitizeSessionHistory;
return {
sanitizeSessionHistory: mod.sanitizeSessionHistory,
mockedHelpers,
};
}
export function makeReasoningAssistantMessages(opts?: {
@@ -118,26 +127,6 @@ export function expectOpenAIResponsesStrictSanitizeCall(
);
}
export async function expectGoogleModelApiFullSanitizeCall(params: {
sanitizeSessionHistory: SanitizeSessionHistoryFn;
messages: AgentMessage[];
sessionManager: SessionManager;
}) {
vi.mocked(helpers.isGoogleModelApi).mockReturnValue(true);
await params.sanitizeSessionHistory({
messages: params.messages,
modelApi: "google-generative-ai",
provider: "google-vertex",
sessionManager: params.sessionManager,
sessionId: TEST_SESSION_ID,
});
expect(helpers.sanitizeSessionMessagesImages).toHaveBeenCalledWith(
params.messages,
"session:history",
expect.objectContaining({ sanitizeMode: "full", sanitizeToolCallIds: true }),
);
}
export function makeSnapshotChangedOpenAIReasoningScenario() {
const sessionEntries = [
makeModelSnapshotEntry({

86
src/agents/pi-embedded-runner.sanitize-session-history.test.ts
View File

@@ -1,9 +1,7 @@
import type { AgentMessage } from "@mariozechner/pi-agent-core";
import type { AssistantMessage, UserMessage, Usage } from "@mariozechner/pi-ai";
import { beforeEach, describe, expect, it, vi } from "vitest";
import * as helpers from "./pi-embedded-helpers.js";
import {
expectGoogleModelApiFullSanitizeCall,
loadSanitizeSessionHistoryWithCleanMocks,
makeMockSessionManager,
makeInMemorySessionManager,
@@ -11,6 +9,7 @@ import {
makeReasoningAssistantMessages,
makeSimpleUserMessages,
sanitizeSnapshotChangedOpenAIReasoning,
type SanitizeSessionHistoryHarness,
type SanitizeSessionHistoryFn,
sanitizeWithOpenAIResponses,
TEST_SESSION_ID,
@@ -25,6 +24,7 @@ vi.mock("./pi-embedded-helpers.js", async () => ({
}));
let sanitizeSessionHistory: SanitizeSessionHistoryFn;
let mockedHelpers: SanitizeSessionHistoryHarness["mockedHelpers"];
let testTimestamp = 1;
const nextTimestamp = () => testTimestamp++;
@@ -35,7 +35,7 @@ describe("sanitizeSessionHistory", () => {
const mockSessionManager = makeMockSessionManager();
const mockMessages = makeSimpleUserMessages();
const setNonGoogleModelApi = () => {
vi.mocked(helpers.isGoogleModelApi).mockReturnValue(false);
vi.mocked(mockedHelpers.isGoogleModelApi).mockReturnValue(false);
};
const sanitizeGithubCopilotHistory = async (params: {
@@ -164,21 +164,29 @@ describe("sanitizeSessionHistory", () => {
beforeEach(async () => {
testTimestamp = 1;
sanitizeSessionHistory = await loadSanitizeSessionHistoryWithCleanMocks();
const harness = await loadSanitizeSessionHistoryWithCleanMocks();
sanitizeSessionHistory = harness.sanitizeSessionHistory;
mockedHelpers = harness.mockedHelpers;
});
it("sanitizes tool call ids for Google model APIs", async () => {
await expectGoogleModelApiFullSanitizeCall({
sanitizeSessionHistory,
it("passes simple user-only history through for Google model APIs", async () => {
vi.mocked(mockedHelpers.isGoogleModelApi).mockReturnValue(true);
const result = await sanitizeSessionHistory({
messages: mockMessages,
modelApi: "google-generative-ai",
provider: "google-vertex",
sessionManager: mockSessionManager,
sessionId: TEST_SESSION_ID,
});
expect(result).toEqual(mockMessages);
});
it("sanitizes tool call ids with strict9 for Mistral models", async () => {
it("passes simple user-only history through for Mistral models", async () => {
setNonGoogleModelApi();
await sanitizeSessionHistory({
const result = await sanitizeSessionHistory({
messages: mockMessages,
modelApi: "openai-responses",
provider: "openrouter",
@@ -187,21 +195,13 @@ describe("sanitizeSessionHistory", () => {
sessionId: TEST_SESSION_ID,
});
expect(helpers.sanitizeSessionMessagesImages).toHaveBeenCalledWith(
mockMessages,
"session:history",
expect.objectContaining({
sanitizeMode: "full",
sanitizeToolCallIds: true,
toolCallIdMode: "strict9",
}),
);
expect(result).toEqual(mockMessages);
});
it("sanitizes tool call ids for Anthropic APIs", async () => {
it("passes simple user-only history through for Anthropic APIs", async () => {
setNonGoogleModelApi();
await sanitizeSessionHistory({
const result = await sanitizeSessionHistory({
messages: mockMessages,
modelApi: "anthropic-messages",
provider: "anthropic",
@@ -209,33 +209,25 @@ describe("sanitizeSessionHistory", () => {
sessionId: TEST_SESSION_ID,
});
expect(helpers.sanitizeSessionMessagesImages).toHaveBeenCalledWith(
mockMessages,
"session:history",
expect.objectContaining({ sanitizeMode: "full", sanitizeToolCallIds: true }),
);
expect(result).toEqual(mockMessages);
});
it("does not sanitize tool call ids for openai-responses", async () => {
it("passes simple user-only history through for openai-responses", async () => {
setNonGoogleModelApi();
await sanitizeWithOpenAIResponses({
const result = await sanitizeWithOpenAIResponses({
sanitizeSessionHistory,
messages: mockMessages,
sessionManager: mockSessionManager,
});
expect(helpers.sanitizeSessionMessagesImages).toHaveBeenCalledWith(
mockMessages,
"session:history",
expect.objectContaining({ sanitizeMode: "images-only", sanitizeToolCallIds: false }),
);
expect(result).toEqual(mockMessages);
});
it("sanitizes tool call ids for openai-completions", async () => {
it("passes simple user-only history through for openai-completions", async () => {
setNonGoogleModelApi();
await sanitizeSessionHistory({
const result = await sanitizeSessionHistory({
messages: mockMessages,
modelApi: "openai-completions",
provider: "openai",
@@ -244,15 +236,7 @@ describe("sanitizeSessionHistory", () => {
sessionId: TEST_SESSION_ID,
});
expect(helpers.sanitizeSessionMessagesImages).toHaveBeenCalledWith(
mockMessages,
"session:history",
expect.objectContaining({
sanitizeMode: "images-only",
sanitizeToolCallIds: true,
toolCallIdMode: "strict",
}),
);
expect(result).toEqual(mockMessages);
});
it("prepends a bootstrap user turn for strict OpenAI-compatible assistant-first history", async () => {
@@ -314,7 +298,7 @@ describe("sanitizeSessionHistory", () => {
});
it("drops stale assistant usage snapshots kept before latest compaction summary", async () => {
vi.mocked(helpers.isGoogleModelApi).mockReturnValue(false);
vi.mocked(mockedHelpers.isGoogleModelApi).mockReturnValue(false);
const messages = castAgentMessages([
{ role: "user", content: "old context" },
@@ -335,7 +319,7 @@ describe("sanitizeSessionHistory", () => {
});
it("preserves fresh assistant usage snapshots created after latest compaction summary", async () => {
vi.mocked(helpers.isGoogleModelApi).mockReturnValue(false);
vi.mocked(mockedHelpers.isGoogleModelApi).mockReturnValue(false);
const messages = castAgentMessages([
makeAssistantUsageMessage({
@@ -359,7 +343,7 @@ describe("sanitizeSessionHistory", () => {
});
it("adds a zeroed assistant usage snapshot when usage is missing", async () => {
vi.mocked(helpers.isGoogleModelApi).mockReturnValue(false);
vi.mocked(mockedHelpers.isGoogleModelApi).mockReturnValue(false);
const messages = castAgentMessages([
{ role: "user", content: "question" },
@@ -378,7 +362,7 @@ describe("sanitizeSessionHistory", () => {
});
it("normalizes mixed partial assistant usage fields to numeric totals", async () => {
vi.mocked(helpers.isGoogleModelApi).mockReturnValue(false);
vi.mocked(mockedHelpers.isGoogleModelApi).mockReturnValue(false);
const messages = castAgentMessages([
{ role: "user", content: "question" },
@@ -407,7 +391,7 @@ describe("sanitizeSessionHistory", () => {
});
it("preserves existing usage cost while normalizing token fields", async () => {
vi.mocked(helpers.isGoogleModelApi).mockReturnValue(false);
vi.mocked(mockedHelpers.isGoogleModelApi).mockReturnValue(false);
const messages = castAgentMessages([
{ role: "user", content: "question" },
@@ -451,7 +435,7 @@ describe("sanitizeSessionHistory", () => {
});
it("preserves unknown cost when token fields already match", async () => {
vi.mocked(helpers.isGoogleModelApi).mockReturnValue(false);
vi.mocked(mockedHelpers.isGoogleModelApi).mockReturnValue(false);
const messages = castAgentMessages([
{ role: "user", content: "question" },
@@ -484,7 +468,7 @@ describe("sanitizeSessionHistory", () => {
});
it("drops stale usage when compaction summary appears before kept assistant messages", async () => {
vi.mocked(helpers.isGoogleModelApi).mockReturnValue(false);
vi.mocked(mockedHelpers.isGoogleModelApi).mockReturnValue(false);
const compactionTs = Date.parse("2026-02-26T12:00:00.000Z");
const messages = castAgentMessages([
@@ -505,7 +489,7 @@ describe("sanitizeSessionHistory", () => {
});
it("keeps fresh usage after compaction timestamp in summary-first ordering", async () => {
vi.mocked(helpers.isGoogleModelApi).mockReturnValue(false);
vi.mocked(mockedHelpers.isGoogleModelApi).mockReturnValue(false);
const compactionTs = Date.parse("2026-02-26T12:00:00.000Z");
const messages = castAgentMessages([