Files
freya/apps/freya-backend/src/session/user-session.test.ts

471 lines
12 KiB
TypeScript

import type { ActionDefinition, ContextEntry, FeedItem, FeedSource } from "@freya/core"
import { ConversationEntryKind } from "@freya/core"
import { LocationSource } from "@freya/source-location"
import { describe, expect, spyOn, test } from "bun:test"
import type {
ConversationStorage,
ConversationStorageEntry,
} from "../agent/conversation-recording-query-agent.ts"
import type { AppendConversationEntryInput } from "../conversations/storage.ts"
import { UserSession } from "./user-session.ts"
function createStubSource(id: string, items: FeedItem[] = []): FeedSource {
return {
id,
async listActions(): Promise<Record<string, ActionDefinition>> {
return {}
},
async executeAction(): Promise<unknown> {
return undefined
},
async fetchContext(): Promise<readonly ContextEntry[] | null> {
return null
},
async fetchItems() {
return items
},
}
}
class FakeConversationStorage implements ConversationStorage {
readonly calls: string[] = []
private readonly entries: ConversationStorageEntry[]
constructor(entries: ConversationStorageEntry[] = []) {
this.entries = entries
}
async getOrCreateConversation(): Promise<{ id: string }> {
this.calls.push("getOrCreateConversation")
return { id: "conversation-1" }
}
async appendEntry(
_conversationId: string,
input: AppendConversationEntryInput,
): Promise<ConversationStorageEntry> {
this.calls.push("appendEntry")
return {
id: "entry-appended",
sequence: 1,
kind: input.kind,
payload: input.payload,
metadata: input.metadata ?? {},
createdAt: new Date("2026-06-15T00:00:00.000Z"),
}
}
async listEntries(_conversationId: string): Promise<ConversationStorageEntry[]> {
this.calls.push("listEntries")
return this.entries
}
}
describe("UserSession", () => {
test("registers sources and starts engine", async () => {
const session = new UserSession("test-user", [
createStubSource("test-a"),
createStubSource("test-b"),
])
const result = await session.engine.refresh()
expect(result.errors).toHaveLength(0)
})
test("getSource returns registered source", () => {
const location = new LocationSource()
const session = new UserSession("test-user", [location])
const result = session.getSource<LocationSource>("freya.location")
expect(result).toBe(location)
})
test("getSource returns undefined for unknown source", () => {
const session = new UserSession("test-user", [createStubSource("test")])
expect(session.getSource("unknown")).toBeUndefined()
})
test("destroy stops engine and clears sources", () => {
const session = new UserSession("test-user", [createStubSource("test")])
session.destroy()
expect(session.getSource("test")).toBeUndefined()
})
test("destroy disposes query agent", () => {
const session = new UserSession("test-user", [createStubSource("test")])
const disposeSpy = spyOn(session.agent, "dispose")
session.destroy()
expect(disposeSpy).toHaveBeenCalled()
})
test("initialize loads conversation entries before exposing stored agent", async () => {
const storage = new FakeConversationStorage([
{
id: "entry-1",
sequence: 1,
kind: ConversationEntryKind.UserMessage,
payload: {
role: "user",
parts: [{ type: "text", text: "stored hello" }],
},
metadata: {},
createdAt: new Date("2026-06-15T00:00:00.000Z"),
},
])
const session = new UserSession("test-user", [createStubSource("test")], null, {
conversationStorage: storage,
})
expect(() => session.agent).toThrow("UserSession has not been initialized")
await session.initialize()
expect(storage.calls).toEqual(["getOrCreateConversation", "listEntries"])
expect(session.agent).toBeDefined()
})
test("engine.executeAction routes to correct source", async () => {
const location = new LocationSource()
const session = new UserSession("test-user", [location])
await session.engine.executeAction("freya.location", "update-location", {
lat: 51.5,
lng: -0.1,
accuracy: 10,
timestamp: new Date(),
})
expect(location.lastLocation).toBeDefined()
expect(location.lastLocation!.lat).toBe(51.5)
})
})
describe("UserSession.feed", () => {
test("returns feed items without enhancer", async () => {
const items: FeedItem[] = [
{
id: "item-1",
sourceId: "test",
type: "test",
timestamp: new Date("2025-01-01T00:00:00.000Z"),
data: { value: 42 },
},
]
const session = new UserSession("test-user", [createStubSource("test", items)])
const result = await session.feed()
expect(result.items).toHaveLength(1)
expect(result.items[0]!.id).toBe("item-1")
})
test("returns enhanced items when enhancer is provided", async () => {
const items: FeedItem[] = [
{
id: "item-1",
sourceId: "test",
type: "test",
timestamp: new Date("2025-01-01T00:00:00.000Z"),
data: { value: 42 },
},
]
const enhancer = async (feedItems: FeedItem[]) =>
feedItems.map((item) => ({ ...item, data: { ...item.data, enhanced: true } }))
const session = new UserSession("test-user", [createStubSource("test", items)], enhancer)
const result = await session.feed()
expect(result.items).toHaveLength(1)
expect(result.items[0]!.data.enhanced).toBe(true)
})
test("caches enhanced items on subsequent calls", async () => {
const items: FeedItem[] = [
{
id: "item-1",
sourceId: "test",
type: "test",
timestamp: new Date("2025-01-01T00:00:00.000Z"),
data: { value: 42 },
},
]
let enhancerCallCount = 0
const enhancer = async (feedItems: FeedItem[]) => {
enhancerCallCount++
return feedItems.map((item) => ({ ...item, data: { ...item.data, enhanced: true } }))
}
const session = new UserSession("test-user", [createStubSource("test", items)], enhancer)
const result1 = await session.feed()
expect(result1.items[0]!.data.enhanced).toBe(true)
expect(enhancerCallCount).toBe(1)
const result2 = await session.feed()
expect(result2.items[0]!.data.enhanced).toBe(true)
expect(enhancerCallCount).toBe(1)
})
test("re-enhances after engine refresh with new data", async () => {
let currentItems: FeedItem[] = [
{
id: "item-1",
sourceId: "test",
type: "test",
timestamp: new Date("2025-01-01T00:00:00.000Z"),
data: { version: 1 },
},
]
const source = createStubSource("test", currentItems)
// Make fetchItems dynamic so refresh returns new data
source.fetchItems = async () => currentItems
const enhancedVersions: number[] = []
const enhancer = async (feedItems: FeedItem[]) => {
const version = feedItems[0]!.data.version as number
enhancedVersions.push(version)
return feedItems.map((item) => ({
...item,
data: { ...item.data, enhanced: true },
}))
}
const session = new UserSession("test-user", [source], enhancer)
// First feed triggers refresh + enhancement
const result1 = await session.feed()
expect(result1.items[0]!.data.version).toBe(1)
expect(result1.items[0]!.data.enhanced).toBe(true)
// Update source data and trigger engine refresh
currentItems = [
{
id: "item-1",
sourceId: "test",
type: "test",
timestamp: new Date("2025-01-02T00:00:00.000Z"),
data: { version: 2 },
},
]
await session.engine.refresh()
// Wait for subscriber-triggered background enhancement
await new Promise((resolve) => setTimeout(resolve, 10))
// feed() should now serve re-enhanced items with version 2
const result2 = await session.feed()
expect(result2.items[0]!.data.version).toBe(2)
expect(result2.items[0]!.data.enhanced).toBe(true)
expect(enhancedVersions).toEqual([1, 2])
})
test("falls back to unenhanced items when enhancer throws", async () => {
const items: FeedItem[] = [
{
id: "item-1",
sourceId: "test",
type: "test",
timestamp: new Date("2025-01-01T00:00:00.000Z"),
data: { value: 42 },
},
]
const enhancer = async () => {
throw new Error("enhancement exploded")
}
const session = new UserSession("test-user", [createStubSource("test", items)], enhancer)
const result = await session.feed()
expect(result.items).toHaveLength(1)
expect(result.items[0]!.id).toBe("item-1")
expect(result.items[0]!.data.value).toBe(42)
})
})
describe("UserSession.replaceSource", () => {
test("replaces source and invalidates feed cache", async () => {
const itemsA: FeedItem[] = [
{
id: "a-1",
sourceId: "test",
type: "test",
timestamp: new Date("2025-01-01T00:00:00.000Z"),
data: { from: "a" },
},
]
const itemsB: FeedItem[] = [
{
id: "b-1",
sourceId: "test",
type: "test",
timestamp: new Date("2025-01-01T00:00:00.000Z"),
data: { from: "b" },
},
]
const sourceA = createStubSource("test", itemsA)
const session = new UserSession("test-user", [sourceA])
const result1 = await session.feed()
expect(result1.items).toHaveLength(1)
expect(result1.items[0]!.data.from).toBe("a")
const sourceB = createStubSource("test", itemsB)
session.replaceSource("test", sourceB)
const result2 = await session.feed()
expect(result2.items).toHaveLength(1)
expect(result2.items[0]!.data.from).toBe("b")
})
test("getSource returns new source after replace", () => {
const sourceA = createStubSource("test")
const session = new UserSession("test-user", [sourceA])
const sourceB = createStubSource("test")
session.replaceSource("test", sourceB)
expect(session.getSource("test")).toBe(sourceB)
expect(session.getSource("test")).not.toBe(sourceA)
})
test("throws when replacing a source that is not registered", () => {
const session = new UserSession("test-user", [createStubSource("test")])
expect(() => session.replaceSource("nonexistent", createStubSource("other"))).toThrow(
'Cannot replace source "nonexistent": not registered',
)
})
test("other sources are unaffected by replace", async () => {
const sourceA = createStubSource("source-a", [
{
id: "a-1",
sourceId: "source-a",
type: "test",
timestamp: new Date(),
data: { from: "a" },
},
])
const sourceB = createStubSource("source-b", [
{
id: "b-1",
sourceId: "source-b",
type: "test",
timestamp: new Date(),
data: { from: "b" },
},
])
const session = new UserSession("test-user", [sourceA, sourceB])
const replacement = createStubSource("source-a", [
{
id: "a-2",
sourceId: "source-a",
type: "test",
timestamp: new Date(),
data: { from: "a-new" },
},
])
session.replaceSource("source-a", replacement)
const result = await session.feed()
expect(result.items).toHaveLength(2)
const ids = result.items.map((i) => i.id).sort()
expect(ids).toEqual(["a-2", "b-1"])
})
test("invalidates enhancement cache on replace", async () => {
const items: FeedItem[] = [
{
id: "item-1",
sourceId: "test",
type: "test",
timestamp: new Date(),
data: { version: 1 },
},
]
let enhanceCount = 0
const enhancer = async (feedItems: FeedItem[]) => {
enhanceCount++
return feedItems.map((item) => ({ ...item, data: { ...item.data, enhanced: true } }))
}
const session = new UserSession("test-user", [createStubSource("test", items)], enhancer)
await session.feed()
expect(enhanceCount).toBe(1)
const newItems: FeedItem[] = [
{
id: "item-2",
sourceId: "test",
type: "test",
timestamp: new Date(),
data: { version: 2 },
},
]
session.replaceSource("test", createStubSource("test", newItems))
const result = await session.feed()
expect(enhanceCount).toBe(2)
expect(result.items[0]!.id).toBe("item-2")
expect(result.items[0]!.data.enhanced).toBe(true)
})
})
describe("UserSession.removeSource", () => {
test("removes source from engine and sources map", () => {
const session = new UserSession("test-user", [
createStubSource("test-a"),
createStubSource("test-b"),
])
session.removeSource("test-a")
expect(session.getSource("test-a")).toBeUndefined()
expect(session.getSource("test-b")).toBeDefined()
})
test("invalidates feed cache on remove", async () => {
const items: FeedItem[] = [
{
id: "item-1",
sourceId: "test",
type: "test",
timestamp: new Date(),
data: {},
},
]
const session = new UserSession("test-user", [createStubSource("test", items)])
const result1 = await session.feed()
expect(result1.items).toHaveLength(1)
session.removeSource("test")
const result2 = await session.feed()
expect(result2.items).toHaveLength(0)
})
test("is a no-op for unknown source", () => {
const session = new UserSession("test-user", [createStubSource("test")])
expect(() => session.removeSource("unknown")).not.toThrow()
expect(session.getSource("test")).toBeDefined()
})
})