islandflow/apps/web/app/terminal.test.ts

983 lines
33 KiB
TypeScript
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

import { describe, expect, it } from "bun:test";
import { getSubscriptionKey as getLiveSubscriptionKey } from "@islandflow/types";
import {
NAV_ITEMS,
appendHistoryTail,
buildAlertContextPath,
buildDefaultFlowFilters,
buildOptionTapeQueryParams,
classifierToneForFamily,
collectAlertContextEvidence,
composeTapeItems,
deriveAlertDirection,
countActiveFlowFilterGroups,
filterOptionTapeItems,
findAnchorRestoreIndex,
formatCompactUsd,
formatOptionContractLabel,
flushPausableTapeData,
getEffectiveOptionPrintFilters,
getAlertWindowAnchorTs,
getHotChannelFeedStatus,
getLiveHistoryRetentionCap,
getOptionTableSnapshot,
getOptionScope,
getLiveFeedStatus,
getLiveManifest,
getRouteFeatures,
getTapeVirtualConfig,
mergeHeldTapeHistory,
mergeNewestWithOverflow,
normalizeAlertSeverity,
normalizeTickerFilterInput,
nextFlowFilterPopoverState,
isSyntheticAdminVisible,
parseTickerFilterInput,
prunePinnedEntries,
projectPausableTapeState,
reducePausableTapeData,
shouldRetainLiveSnapshotHistory,
shouldIncludeEquitiesForDarkUnderlyingFallback,
shouldShowEquitiesSilentFeedWarning,
selectPrimaryClassifierHit,
shouldClearOptionFocusSeed,
smartMoneyProfileLabel,
smartMoneyToneForProfile,
statusLabel,
toggleFilterValue
} from "./terminal";
const makeItem = (traceId: string, seq: number, ts: number) => ({
trace_id: traceId,
seq,
ts
});
const makeOptionPrint = (overrides: Record<string, unknown> = {}) =>
({
trace_id: "opt-1",
seq: 1,
ts: 1_000,
source_ts: 1_000,
ingest_ts: 1_001,
option_contract_id: "AAPL-2025-01-17-200-C",
underlying_id: "AAPL",
option_type: "call",
nbbo_side: "A",
notional: 250_000,
signal_pass: true,
price: 1,
size: 10,
exchange: "X",
...overrides
}) as any;
const makeAlert = (overrides: Record<string, unknown> = {}) =>
({
trace_id: "alert-1",
seq: 1,
source_ts: 1_000,
severity: "low",
score: 20,
hits: [],
...overrides
}) as any;
describe("pinned evidence pruning", () => {
it("returns the existing map when no entries need pruning", () => {
const now = 50_000;
const current = new Map([
["flowpacket:1", { value: { id: "flowpacket:1" }, updatedAt: now - 500 }],
["trace:2", { value: { id: "trace:2" }, updatedAt: now - 1_000 }]
]);
const next = prunePinnedEntries(current, new Set(), now);
expect(next).toBe(current);
});
});
describe("alert context hydration helpers", () => {
it("builds the persisted ClickHouse context endpoint path", () => {
expect(buildAlertContextPath("alert:large_call/one")).toBe(
"/flow/alerts/alert%3Alarge_call%2Fone/context"
);
});
it("merges hydrated packets and prints into pinned evidence maps", () => {
const packet = {
trace_id: "flowpacket:1",
id: "flowpacket:1",
members: ["print:1"],
source_ts: 1,
ingest_ts: 2,
seq: 1,
features: {},
join_quality: {}
} as any;
const print = makeOptionPrint({
trace_id: "print:1",
execution_nbbo_bid: 1.2,
execution_nbbo_ask: 1.3,
execution_underlying_spot: 450.05
});
const evidence = collectAlertContextEvidence({
alert: makeAlert({ evidence_refs: ["flowpacket:1", "print:1"] }),
flow_packets: [packet],
option_prints: [print],
missing_refs: []
});
expect(evidence.packets.get("flowpacket:1")).toBe(packet);
expect(evidence.prints.get("print:1")?.execution_nbbo_bid).toBe(1.2);
expect(evidence.prints.get("print:1")?.execution_underlying_spot).toBe(450.05);
});
});
describe("live manifest", () => {
it("includes only tape channels on /tape", () => {
const filters = buildDefaultFlowFilters();
const channels = getLiveManifest("/tape", "SPY", 60000, filters).map(
(subscription) => subscription.channel
);
expect(channels).toEqual(["options", "nbbo", "equities", "flow"]);
});
it("dedupes tape options subscription", () => {
const tapeOptionsSubscriptions = getLiveManifest(
"/tape",
"SPY",
60000,
buildDefaultFlowFilters()
).filter((subscription) => subscription.channel === "options");
expect(tapeOptionsSubscriptions).toHaveLength(1);
});
it("keeps option filters on /tape options subscriptions", () => {
const filters = {
...buildDefaultFlowFilters(),
minNotional: 125_000
};
const tapeOptionsSubscription = getLiveManifest("/tape", "SPY", 60000, filters).find(
(subscription) => subscription.channel === "options"
);
expect(tapeOptionsSubscription?.filters).toBe(filters);
});
it("applies global flow filters to flow subscriptions on /tape", () => {
const filters = {
...buildDefaultFlowFilters(),
minNotional: 50_000
};
const tapeFlowSubscription = getLiveManifest("/tape", "SPY", 60000, filters).find(
(subscription) => subscription.channel === "flow"
);
expect(tapeFlowSubscription?.filters).toBe(filters);
});
it("includes scoped option and equity subscriptions", () => {
const manifest = getLiveManifest(
"/tape",
"AAPL",
60000,
buildDefaultFlowFilters(),
{
underlying_ids: ["AAPL"],
option_contract_id: "AAPL-2025-01-17-200-C"
},
{ underlying_ids: ["AAPL"] }
);
const optionsSubscription = manifest.find(
(subscription): subscription is Extract<(typeof manifest)[number], { channel: "options" }> =>
subscription.channel === "options"
);
const equitiesSubscription = manifest.find(
(subscription): subscription is Extract<(typeof manifest)[number], { channel: "equities" }> =>
subscription.channel === "equities"
);
expect(optionsSubscription?.underlying_ids).toEqual(["AAPL"]);
expect(optionsSubscription?.option_contract_id).toBe("AAPL-2025-01-17-200-C");
expect(optionsSubscription?.snapshot_limit).toBe(100);
expect(equitiesSubscription?.underlying_ids).toEqual(["AAPL"]);
});
it("drops option-print filters for contract-focused options subscriptions but keeps flow filters", () => {
const filters = {
...buildDefaultFlowFilters(),
minNotional: 500_000,
optionTypes: ["put"] as const
};
const manifest = getLiveManifest(
"/tape",
"AAPL",
60000,
filters,
{
underlying_ids: ["AAPL"],
option_contract_id: "AAPL-2025-01-17-200-C"
},
{ underlying_ids: ["AAPL"] },
undefined
);
const optionsSubscription = manifest.find((subscription) => subscription.channel === "options");
const flowSubscription = manifest.find((subscription) => subscription.channel === "flow");
expect(optionsSubscription?.filters).toBeUndefined();
expect(flowSubscription?.filters).toBe(filters);
});
it("scopes /signals subscriptions to signals channels only", () => {
const channels = getLiveManifest("/signals", "SPY", 60000, buildDefaultFlowFilters()).map(
(subscription) => subscription.channel
);
expect(channels).toEqual([
"alerts",
"smart-money",
"classifier-hits",
"inferred-dark",
"equity-joins"
]);
});
it("scopes /charts subscriptions to chart channels only", () => {
const channels = getLiveManifest("/charts", "SPY", 60000, buildDefaultFlowFilters()).map(
(subscription) => subscription.channel
);
expect(channels).toEqual([
"smart-money",
"inferred-dark",
"equity-joins",
"equity-candles",
"equity-overlay"
]);
});
});
describe("contract-focused option helpers", () => {
it("uses the focused contract underlying for option scope even when ticker input differs", () => {
expect(
getOptionScope(["MSFT"], "AAPL", {
kind: "option-contract",
contractId: "AAPL-2025-01-17-200-C",
underlyingId: "AAPL"
})
).toEqual({
underlying_ids: ["AAPL"],
option_contract_id: "AAPL-2025-01-17-200-C"
});
});
it("ignores broad flow filters for focused contract options", () => {
const filters = {
...buildDefaultFlowFilters(),
minNotional: 500_000
};
const items = [
makeOptionPrint({
trace_id: "focused-low",
option_contract_id: "AAPL-2025-01-17-200-C",
notional: 100_000,
signal_pass: false
}),
makeOptionPrint({
trace_id: "focused-high",
seq: 2,
ts: 2_000,
option_contract_id: "AAPL-2025-01-17-200-C",
notional: 750_000
}),
makeOptionPrint({
trace_id: "other-contract",
seq: 3,
ts: 3_000,
option_contract_id: "MSFT-2025-01-17-300-C",
underlying_id: "MSFT",
notional: 900_000
})
];
expect(
filterOptionTapeItems(
items,
getEffectiveOptionPrintFilters(filters, true),
{
kind: "option-contract",
contractId: "AAPL-2025-01-17-200-C",
underlyingId: "AAPL"
},
new Set(["MSFT"]),
"AAPL"
).map((item) => item.trace_id)
).toEqual(["focused-low", "focused-high"]);
});
it("includes option_contract_id and drops broad filters in focused replay query params", () => {
const filters = {
...buildDefaultFlowFilters(),
minNotional: 500_000,
optionTypes: ["put"] as const
};
expect(
buildOptionTapeQueryParams(getEffectiveOptionPrintFilters(filters, true), {
underlying_ids: ["AAPL"],
option_contract_id: "AAPL-2025-01-17-200-C"
})
).toEqual({
underlying_ids: "AAPL",
option_contract_id: "AAPL-2025-01-17-200-C"
});
});
it("includes the selected options view in tape query params", () => {
expect(
buildOptionTapeQueryParams(
{
...buildDefaultFlowFilters(),
view: "raw",
securityTypes: undefined,
nbboSides: undefined,
optionTypes: undefined
},
{ underlying_ids: ["AAPL"] }
)
).toEqual({
view: "raw",
underlying_ids: "AAPL"
});
});
it("keeps the focus seed until the matching scoped subscription has loaded it", () => {
const seedItem = makeOptionPrint({
trace_id: "focused-seed",
option_contract_id: "AAPL-2025-01-17-200-C"
});
const seed = {
scopeKey: "option-contract:AAPL-2025-01-17-200-C",
subscriptionKey: getLiveSubscriptionKey({
channel: "options",
underlying_ids: ["AAPL"],
option_contract_id: "AAPL-2025-01-17-200-C"
}),
items: [seedItem]
};
expect(
shouldClearOptionFocusSeed(
seed,
"option-contract:AAPL-2025-01-17-200-C",
getLiveSubscriptionKey({
channel: "options",
filters: {
...buildDefaultFlowFilters(),
minNotional: 500_000
},
underlying_ids: ["AAPL"]
}),
[makeOptionPrint({ trace_id: "broad-old" })],
[]
)
).toBe(false);
expect(
shouldClearOptionFocusSeed(
seed,
"option-contract:AAPL-2025-01-17-200-C",
getLiveSubscriptionKey({
channel: "options",
underlying_ids: ["AAPL"],
option_contract_id: "AAPL-2025-01-17-200-C"
}),
[seedItem],
[]
)
).toBe(true);
});
});
describe("route feature map", () => {
it("maps /tape to tape panes and dependencies", () => {
const features = getRouteFeatures("/tape");
expect(features.showOptionsPane).toBe(true);
expect(features.showEquitiesPane).toBe(true);
expect(features.showFlowPane).toBe(true);
expect(features.needsClassifierDecor).toBe(true);
expect(features.alerts).toBe(false);
});
it("maps /signals to signal panes and dependencies", () => {
const features = getRouteFeatures("/signals");
expect(features.showAlertsPane).toBe(true);
expect(features.showClassifierPane).toBe(true);
expect(features.showDarkPane).toBe(true);
expect(features.options).toBe(false);
expect(features.equityJoins).toBe(true);
});
it("maps /charts to chart panes and dependencies", () => {
const features = getRouteFeatures("/charts");
expect(features.showChartPane).toBe(true);
expect(features.showFocusPane).toBe(true);
expect(features.equityCandles).toBe(true);
expect(features.equityOverlay).toBe(true);
expect(features.alerts).toBe(false);
});
it("maps /replay to replay panes and dependencies", () => {
const features = getRouteFeatures("/replay");
expect(features.showReplayConsole).toBe(true);
expect(features.showOptionsPane).toBe(true);
expect(features.showFlowPane).toBe(true);
expect(features.showAlertsPane).toBe(true);
expect(features.needsClassifierDecor).toBe(true);
});
it("maps /settings to a no-feed desktop settings surface", () => {
const features = getRouteFeatures("/settings");
expect(features.showReplayConsole).toBe(false);
expect(features.showOptionsPane).toBe(false);
expect(features.showAlertsPane).toBe(false);
expect(features.options).toBe(false);
expect(features.equities).toBe(false);
});
});
describe("fixed tape virtualization config", () => {
it("uses expected fixed row heights and overscan by table", () => {
expect(getTapeVirtualConfig("options")).toEqual({ rowHeight: 36, overscan: 44, debugLabel: "options" });
expect(getTapeVirtualConfig("equities")).toEqual({ rowHeight: 36, overscan: 36, debugLabel: "equities" });
expect(getTapeVirtualConfig("flow")).toEqual({ rowHeight: 44, overscan: 24, debugLabel: "flow" });
expect(getTapeVirtualConfig("alerts")).toEqual({ rowHeight: 44, overscan: 24, debugLabel: "alerts" });
expect(getTapeVirtualConfig("classifier")).toEqual({ rowHeight: 44, overscan: 24, debugLabel: "classifier" });
expect(getTapeVirtualConfig("dark")).toEqual({ rowHeight: 44, overscan: 24, debugLabel: "dark" });
});
});
describe("dark underlying route dependency helper", () => {
it("does not keep extra equities subscriptions when joins+trace fallback are sufficient", () => {
expect(shouldIncludeEquitiesForDarkUnderlyingFallback()).toBe(false);
expect(
getLiveManifest("/signals", "SPY", 60000, buildDefaultFlowFilters()).some(
(subscription) => subscription.channel === "equities"
)
).toBe(false);
expect(
getLiveManifest("/charts", "SPY", 60000, buildDefaultFlowFilters()).some(
(subscription) => subscription.channel === "equities"
)
).toBe(false);
});
});
describe("terminal navigation", () => {
it("exposes the terminal routes including Copilot settings", () => {
expect(NAV_ITEMS).toEqual([
{ href: "/", label: "Home" },
{ href: "/tape", label: "Tape" },
{ href: "/signals", label: "Signals" },
{ href: "/charts", label: "Charts" },
{ href: "/replay", label: "Replay" },
{ href: "/settings", label: "Settings" }
]);
});
});
describe("synthetic admin visibility", () => {
it("shows the internal control rail only when the public admin flag is enabled", () => {
expect(isSyntheticAdminVisible("1")).toBe(true);
expect(isSyntheticAdminVisible("0")).toBe(false);
expect(isSyntheticAdminVisible(undefined)).toBe(false);
});
});
describe("ticker filter helpers", () => {
it("normalizes pasted ticker input into a stable terminal format", () => {
expect(normalizeTickerFilterInput(" spy\n nvda\u0000 aapl ")).toBe(" SPY, NVDA AAPL ");
});
it("parses, uppercases, and deduplicates ticker tokens", () => {
expect(parseTickerFilterInput("spy, nvda spy\nqqq")).toEqual(["SPY", "NVDA", "QQQ"]);
});
});
describe("live tape pausable helpers", () => {
it("queues new items while paused and flushes them on resume", () => {
let state = reducePausableTapeData(
{ visible: [], queued: [], seenKeys: new Set<string>(), dropped: 0 },
[makeItem("a", 1, 100), makeItem("b", 2, 200)],
false
);
expect(state.visible.map((item) => item.trace_id)).toEqual(["b", "a"]);
expect(state.dropped).toBe(0);
state = reducePausableTapeData(state, [makeItem("c", 3, 300)], true);
expect(state.visible.map((item) => item.trace_id)).toEqual(["b", "a"]);
expect(state.queued.map((item) => item.trace_id)).toEqual(["c"]);
expect(state.dropped).toBe(1);
state = flushPausableTapeData(state);
expect(state.visible.map((item) => item.trace_id)).toEqual(["c", "b", "a"]);
expect(state.queued).toHaveLength(0);
expect(state.dropped).toBe(0);
});
it("does not duplicate unchanged arrays", () => {
let state = reducePausableTapeData(
{ visible: [], queued: [], seenKeys: new Set<string>(), dropped: 0 },
[makeItem("a", 1, 100)],
false
);
state = reducePausableTapeData(state, [makeItem("a", 1, 100)], false);
expect(state.visible.map((item) => item.trace_id)).toEqual(["a"]);
});
it("applies custom retention limits when requested", () => {
const state = reducePausableTapeData(
{ visible: [], queued: [], seenKeys: new Set<string>(), dropped: 0 },
[makeItem("a", 1, 100), makeItem("b", 2, 200), makeItem("c", 3, 300)],
false,
2
);
expect(state.visible.map((item) => item.trace_id)).toEqual(["c", "b"]);
expect(state.visible).toHaveLength(2);
});
it("marks connected feeds stale once their freshest event ages past the threshold", () => {
expect(getLiveFeedStatus("connected", 1000, 500, 1400)).toBe("connected");
expect(getLiveFeedStatus("connected", 1000, 500, 1601)).toBe("stale");
expect(getLiveFeedStatus("disconnected", 1000, 500, 1601)).toBe("disconnected");
});
it("waits for an additional behind-delay before surfacing stale", () => {
expect(getLiveFeedStatus("connected", 1000, 500, 2000, 15_000)).toBe("connected");
expect(getLiveFeedStatus("connected", 1000, 500, 16_501, 15_000)).toBe("stale");
});
it("keeps visible history even when live status is stale", () => {
const projected = projectPausableTapeState([makeItem("stale", 7, 1000)], "stale", 2000);
expect(projected.items.map((item) => item.trace_id)).toEqual(["stale"]);
expect(projected.lastUpdate).toBeNull();
});
it("flags connected equities feeds that stay silent past threshold", () => {
expect(
shouldShowEquitiesSilentFeedWarning({
wsStatus: "connected",
equitiesSubscribed: true,
connectedAt: 1_000,
lastEquitiesEventAt: null,
now: 20_000,
thresholdMs: 25_000
})
).toBe(false);
expect(
shouldShowEquitiesSilentFeedWarning({
wsStatus: "connected",
equitiesSubscribed: true,
connectedAt: 1_000,
lastEquitiesEventAt: null,
now: 27_000,
thresholdMs: 25_000
})
).toBe(true);
expect(
shouldShowEquitiesSilentFeedWarning({
wsStatus: "connected",
equitiesSubscribed: true,
connectedAt: 1_000,
lastEquitiesEventAt: 20_000,
now: 40_000,
thresholdMs: 25_000
})
).toBe(false);
});
it("retains live history when freshness-gated snapshots are empty", () => {
expect(shouldRetainLiveSnapshotHistory("options", true, 0, 3)).toBe(true);
expect(shouldRetainLiveSnapshotHistory("equities", true, 0, 2)).toBe(true);
expect(shouldRetainLiveSnapshotHistory("alerts", true, 0, 3)).toBe(false);
expect(shouldRetainLiveSnapshotHistory("options", true, 1, 3)).toBe(false);
expect(shouldRetainLiveSnapshotHistory("options", false, 0, 3)).toBe(false);
});
});
describe("live tape history helpers", () => {
it("composes tape items across seed, live, and history without seam duplicates", () => {
const seed = [makeItem("seed", 1, 100), makeItem("dup", 2, 200)];
const live = [makeItem("live", 5, 500), makeItem("dup", 2, 200)];
const history = [makeItem("old", 0, 50), makeItem("mid", 3, 300)];
expect(composeTapeItems(seed, live, history).map((item) => item.trace_id)).toEqual([
"live",
"mid",
"dup",
"seed",
"old"
]);
});
it("keeps a clicked seed row visible before scoped live and history arrive", () => {
const clicked = makeItem("clicked", 3, 300);
expect(composeTapeItems([clicked], [], []).map((item) => item.trace_id)).toEqual(["clicked"]);
});
it("drops focus seed duplicates once equivalent live or history rows arrive", () => {
const clicked = makeItem("clicked", 3, 300);
const live = [makeItem("new", 4, 400)];
const history = [makeItem("clicked", 3, 300)];
expect(composeTapeItems([clicked], live, history).map((item) => item.trace_id)).toEqual([
"new",
"clicked"
]);
});
it("promotes hot-window overflow into the history tail", () => {
const currentHot = [makeItem("hot-3", 3, 300), makeItem("hot-2", 2, 200), makeItem("hot-1", 1, 100)];
const incoming = [makeItem("hot-4", 4, 400)];
const { kept, evicted } = mergeNewestWithOverflow(incoming, currentHot, 3);
const nextHistory = appendHistoryTail([], evicted, kept, 5000);
expect(kept.map((item) => item.trace_id)).toEqual(["hot-4", "hot-3", "hot-2"]);
expect(nextHistory.map((item) => item.trace_id)).toEqual(["hot-1"]);
});
it("keeps the combined tape continuous beyond the hot live window", () => {
let hot: Array<ReturnType<typeof makeItem>> = [];
let history: Array<ReturnType<typeof makeItem>> = [];
for (let seq = 1; seq <= 5; seq += 1) {
const { kept, evicted } = mergeNewestWithOverflow([makeItem(`row-${seq}`, seq, seq * 100)], hot, 2);
hot = kept;
history = appendHistoryTail(history, evicted, hot, 5000);
}
expect([...hot, ...history].map((item) => item.trace_id)).toEqual([
"row-5",
"row-4",
"row-3",
"row-2",
"row-1"
]);
});
it("appends older scoped rows behind the hot live head", () => {
const liveHead = Array.from({ length: 100 }, (_, idx) =>
makeItem(`hot-${idx}`, 200 - idx, 2_000 - idx)
);
const older = [makeItem("older-1", 99, 999), makeItem("older-2", 98, 998)];
const next = appendHistoryTail([], older, liveHead, 5000);
expect(next.map((item) => item.trace_id)).toEqual(["older-1", "older-2"]);
});
it("skips duplicates already present in the live head", () => {
const liveHead = [makeItem("latest", 3, 300), makeItem("duplicate", 2, 200)];
const older = [makeItem("duplicate", 2, 200), makeItem("older", 1, 100)];
const next = appendHistoryTail([], older, liveHead, 5000);
expect(next.map((item) => item.trace_id)).toEqual(["older"]);
});
it("dedupes the seam between promoted overflow and fetched history", () => {
const currentHot = [makeItem("hot-3", 3, 300), makeItem("hot-2", 2, 200), makeItem("hot-1", 1, 100)];
const { kept, evicted } = mergeNewestWithOverflow([makeItem("hot-4", 4, 400)], currentHot, 3);
const promoted = appendHistoryTail([], evicted, kept, 5000);
const merged = appendHistoryTail(promoted, [makeItem("hot-1", 1, 100), makeItem("older", 0, 50)], kept, 5000);
expect(merged.map((item) => item.trace_id)).toEqual(["hot-1", "older"]);
expect(new Set([...kept, ...merged].map((item) => item.trace_id)).size).toBe(kept.length + merged.length);
});
it("trims the history tail to the soft cap", () => {
const current = [makeItem("existing", 4, 400)];
const older = [makeItem("older-1", 3, 300), makeItem("older-2", 2, 200)];
const next = appendHistoryTail(current, older, [], 2);
expect(next.map((item) => item.trace_id)).toEqual(["existing", "older-1"]);
});
it("keeps option and equity history effectively unbounded while scrolling", () => {
expect(
getLiveHistoryRetentionCap({
channel: "options",
underlying_ids: ["AAPL"],
option_contract_id: "AAPL-2025-01-17-200-C"
} as any)
).toBe(0);
expect(
getLiveHistoryRetentionCap({
channel: "equities",
underlying_ids: ["AAPL"]
} as any)
).toBe(0);
});
it("restores the same anchor key after live insertions at the top", () => {
const nextKeys = ["new-1", "new-2", "anchor", "after-1", "after-2"];
expect(findAnchorRestoreIndex(nextKeys, "anchor", ["anchor", "after-1", "after-2"])).toBe(2);
});
it("falls forward to the nearest surviving key when the anchor is evicted", () => {
const nextKeys = ["new-1", "after-1", "after-2"];
expect(findAnchorRestoreIndex(nextKeys, "anchor", ["anchor", "after-1", "after-2"])).toBe(1);
});
it("keeps the same anchor when history is appended at the bottom", () => {
const nextKeys = ["anchor", "after-1", "after-2", "older-1", "older-2"];
expect(findAnchorRestoreIndex(nextKeys, "anchor", ["anchor", "after-1", "after-2"])).toBe(0);
});
it("keeps held ClickHouse history stable when newer live overflow arrives", () => {
const frozenLive = [makeItem("hot-5", 5, 500), makeItem("hot-4", 4, 400)];
const displayed = [makeItem("hist-3", 3, 300), makeItem("hist-2", 2, 200)];
const incoming = [
makeItem("overflow-newer", 6, 600),
makeItem("hot-4", 4, 400),
makeItem("hist-3", 3, 300),
makeItem("hist-2", 2, 200)
];
expect(mergeHeldTapeHistory(displayed, incoming, frozenLive).map((item) => item.trace_id)).toEqual([
"hist-3",
"hist-2"
]);
});
it("appends truly older lazy-loaded rows to the held history tail", () => {
const frozenLive = [makeItem("hot-5", 5, 500), makeItem("hot-4", 4, 400)];
const displayed = [makeItem("hist-3", 3, 300), makeItem("hist-2", 2, 200)];
const incoming = [
makeItem("hist-3", 3, 300),
makeItem("hist-2", 2, 200),
makeItem("older-1", 1, 100),
makeItem("older-0", 0, 50)
];
expect(mergeHeldTapeHistory(displayed, incoming, frozenLive).map((item) => item.trace_id)).toEqual([
"hist-3",
"hist-2",
"older-1",
"older-0"
]);
});
it("resyncs buffered live history by replacing the held segment after resume", () => {
const frozenLive = [makeItem("hot-5", 5, 500), makeItem("hot-4", 4, 400)];
const held = mergeHeldTapeHistory(
[makeItem("hist-3", 3, 300), makeItem("hist-2", 2, 200)],
[makeItem("overflow-newer", 6, 600), makeItem("hist-3", 3, 300), makeItem("older-1", 1, 100)],
frozenLive
);
const resynced = appendHistoryTail([], [makeItem("overflow-newer", 6, 600), ...held], [], 0);
expect(held.map((item) => item.trace_id)).toEqual(["hist-3", "hist-2", "older-1"]);
expect(resynced.map((item) => item.trace_id)).toEqual(["overflow-newer", "hist-3", "hist-2", "older-1"]);
});
});
describe("options display formatters", () => {
it("formats dashed option contracts as ticker strike expiry", () => {
expect(formatOptionContractLabel("SPY-2025-01-17-450-C")).toEqual({
ticker: "SPY",
strike: "450C",
expiration: "01-17-25"
});
});
it("formats OCC contracts as ticker strike expiry", () => {
expect(formatOptionContractLabel("AAPL250117P00150000")).toEqual({
ticker: "AAPL",
strike: "150P",
expiration: "01-17-25"
});
});
it("preserves decimal strikes and side suffix", () => {
expect(formatOptionContractLabel("QQQ-2025-01-17-509.5-C")).toEqual({
ticker: "QQQ",
strike: "509.5C",
expiration: "01-17-25"
});
});
it("returns null when contract parsing fails", () => {
expect(formatOptionContractLabel("not-a-contract")).toBeNull();
});
it("formats compact notional values", () => {
expect(formatCompactUsd(999)).toBe("999.00");
expect(formatCompactUsd(11_430)).toBe("11.4K");
expect(formatCompactUsd(1_250_000)).toBe("1.3M");
expect(formatCompactUsd(Number.NaN)).toBe("0.00");
});
it("renders options table snapshot values from preserved spot and IV", () => {
expect(
getOptionTableSnapshot({
price: 1.25,
size: 10,
notional: 12_500,
execution_nbbo_side: "A",
execution_underlying_spot: 450.05,
execution_iv: 0.42
})
).toEqual({
spot: "450.05",
iv: "42%",
side: "A",
details: "10@1.25_A",
value: "12.5K"
});
});
it("renders legacy options table snapshot spot and IV as dashes", () => {
const snapshot = getOptionTableSnapshot({
price: 1,
size: 2
});
expect(snapshot.spot).toBe("--");
expect(snapshot.iv).toBe("--");
});
});
describe("classifier row decoration helpers", () => {
it("maps classifier families to row tones", () => {
expect(classifierToneForFamily("large_bullish_call_sweep")).toBe("green");
expect(classifierToneForFamily("large_bearish_put_sweep")).toBe("red");
expect(classifierToneForFamily("straddle")).toBe("blue");
expect(classifierToneForFamily("unknown_family")).toBe("neutral");
});
it("selects primary hits by confidence, source timestamp, then seq", () => {
const hit = selectPrimaryClassifierHit([
{ ...makeAlert({ classifier_id: "old", confidence: 0.9, source_ts: 1_000, seq: 1 }), direction: "bullish", explanations: [] },
{ ...makeAlert({ classifier_id: "new", confidence: 0.9, source_ts: 2_000, seq: 1 }), direction: "bullish", explanations: [] },
{ ...makeAlert({ classifier_id: "low", confidence: 0.5, source_ts: 3_000, seq: 9 }), direction: "bullish", explanations: [] }
]);
expect(hit?.classifier_id).toBe("new");
});
});
describe("smart-money profile helpers", () => {
it("labels and colors primary profiles", () => {
expect(smartMoneyProfileLabel("institutional_directional")).toBe("Institutional Directional");
expect(smartMoneyProfileLabel(null)).toBe("Abstained");
expect(smartMoneyToneForProfile("event_driven")).toBe("blue");
expect(smartMoneyToneForProfile(null)).toBe("neutral");
});
});
describe("flow filter popup helpers", () => {
it("opens and closes the popup via toggle and dismiss actions", () => {
expect(nextFlowFilterPopoverState(false, "toggle")).toBe(true);
expect(nextFlowFilterPopoverState(true, "toggle")).toBe(false);
expect(nextFlowFilterPopoverState(true, "dismiss")).toBe(false);
});
it("tracks active filter groups and resets to defaults", () => {
const defaults = buildDefaultFlowFilters();
const next = {
...defaults,
securityTypes: toggleFilterValue(defaults.securityTypes, "etf", true),
nbboSides: toggleFilterValue(defaults.nbboSides, "B", true),
minNotional: 25_000
};
expect(countActiveFlowFilterGroups(defaults)).toBe(0);
expect(countActiveFlowFilterGroups(next)).toBe(3);
expect(countActiveFlowFilterGroups({ ...defaults, view: "raw" })).toBe(1);
expect(buildDefaultFlowFilters()).toEqual(defaults);
});
});
describe("signals helpers", () => {
it("normalizes severity aliases/casing and falls back to score", () => {
expect(normalizeAlertSeverity(makeAlert({ severity: "HIGH", score: 1 }))).toBe("high");
expect(normalizeAlertSeverity(makeAlert({ severity: "med", score: 1 }))).toBe("medium");
expect(normalizeAlertSeverity(makeAlert({ severity: "informational", score: 99 }))).toBe("low");
expect(normalizeAlertSeverity(makeAlert({ severity: "unknown", score: 80 }))).toBe("high");
expect(normalizeAlertSeverity(makeAlert({ severity: "unknown", score: 45 }))).toBe("medium");
expect(normalizeAlertSeverity(makeAlert({ severity: "unknown", score: 44 }))).toBe("low");
});
it("derives dominant direction with confidence tie-break and neutral fallback", () => {
expect(
deriveAlertDirection(
makeAlert({
hits: [
{ direction: "bullish", confidence: 0.4 },
{ direction: "bullish", confidence: 0.2 },
{ direction: "bearish", confidence: 0.9 }
]
})
)
).toBe("bullish");
expect(
deriveAlertDirection(
makeAlert({
hits: [
{ direction: "bullish", confidence: 0.4 },
{ direction: "bearish", confidence: 0.9 }
]
})
)
).toBe("bearish");
expect(deriveAlertDirection(makeAlert({ hits: [{ direction: "weird", confidence: 0.4 }] }))).toBe(
"neutral"
);
expect(deriveAlertDirection(makeAlert({ hits: [] }))).toBe("neutral");
});
it("anchors strip window to latest visible alert timestamp", () => {
const alerts = [
makeAlert({ source_ts: 1_700_000_000_000, severity: "high" }),
makeAlert({ source_ts: 1_700_000_000_000 - 10 * 60 * 1000, severity: "low" })
];
expect(getAlertWindowAnchorTs(alerts, 42)).toBe(1_700_000_000_000);
expect(getAlertWindowAnchorTs([], 42)).toBe(42);
});
it("returns connected/held/stale live status labels without live wording", () => {
expect(statusLabel("connected", false, "live")).toBe("Connected");
expect(statusLabel("connected", true, "live")).toBe("Held");
expect(statusLabel("stale", false, "live")).toBe("Feed behind");
expect(statusLabel("stale", true, "live")).toBe("Feed behind");
});
it("keeps replay pause wording on replay tapes", () => {
expect(statusLabel("connected", true, "replay")).toBe("Paused");
});
it("treats healthy scoped channels as connected even when no matching rows are visible", () => {
expect(getHotChannelFeedStatus("connected", { healthy: true })).toBe("connected");
});
it("surfaces feed behind only when the backend channel health is stale", () => {
expect(getHotChannelFeedStatus("connected", { healthy: false })).toBe("stale");
expect(getHotChannelFeedStatus("disconnected", { healthy: true })).toBe("disconnected");
});
});