brackt/app/models/__tests__/simulator-inputs.test.ts
chrisp add196902b
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Fix MLB standings 406 error and refactor ESPN adapter shared code (#62)
## Summary

- **Root cause**: `statsapi.mlb.com` returns 406 (deprecated). Switched MLB to ESPN's free standings API (`site.api.espn.com/apis/v2/sports/baseball/mlb/standings`), consistent with NBA, WNBA, and MLS.
- **Refactor**: Extracted a shared `espn.ts` utility module, eliminating 4× duplication of `statsMap()`, `flattenEspnStandings()`, ESPN interfaces, and the `playoffSeed` → conference rank logic across adapters.
- **Bug fixes** found during review and applied across all affected adapters:
  - `parseConferenceRank`: `|| undefined` falsy-zero bug replaced with `isNaN` guard
  - Sort comparators: stable alphabetical tiebreaker added to MLB, NBA, WNBA
  - `winPct`: falls back to `wins/(wins+losses)` if ESPN omits the stat (was silently 0)
  - statsMap pre-built once per entry before sorting in all adapters (was rebuilt per comparison)
  - WNBA `parseEntry`: accepts pre-computed `sm` instead of rebuilding it internally
  - MLB `gamesBack`: tests updated to reflect ESPN returns numeric `0` for division leaders (old API used `"-"` → `undefined`)

## Test plan

- [ ] All 60 standings-sync unit tests pass (`npm run test:run -- app/services/standings-sync`)
- [ ] Trigger MLB standings sync from admin panel and confirm it returns data without a 406
- [ ] Confirm NBA, WNBA, MLS syncs still work (adapters touched but behaviour unchanged)

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-authored-by: Chris Parsons <chrisparsons1127@gmail.com>
Reviewed-on: #62
2026-06-01 03:31:18 +00:00

74 lines
2.2 KiB
TypeScript

import { describe, expect, it, vi, beforeEach } from "vitest";
import { getParticipantSimulatorInputs } from "../simulator";
const mockDb = vi.hoisted(() => ({
query: {
seasonParticipants: { findMany: vi.fn() },
seasonParticipantSimulatorInputs: { findMany: vi.fn() },
seasonParticipantExpectedValues: { findMany: vi.fn() },
},
}));
vi.mock("~/database/context", () => ({
database: () => mockDb,
}));
describe("simulator input model", () => {
beforeEach(() => {
vi.clearAllMocks();
});
it("does not treat previously generated ratings as direct rating inputs", async () => {
mockDb.query.seasonParticipants.findMany.mockResolvedValue([
{ id: "direct-rating" },
{ id: "generated-rating" },
{ id: "legacy-direct-rating" },
]);
mockDb.query.seasonParticipantSimulatorInputs.findMany.mockResolvedValue([
{
participantId: "direct-rating",
sourceOdds: 750,
sourceElo: null,
worldRanking: null,
rating: "31.2500",
projectedWins: null,
projectedTablePoints: null,
seed: null,
region: null,
metadata: { ratingMethod: "direct" },
},
{
participantId: "generated-rating",
sourceOdds: 750,
sourceElo: null,
worldRanking: null,
rating: "35.0000",
projectedWins: null,
projectedTablePoints: null,
seed: null,
region: null,
metadata: { ratingMethod: "sourceOdds" },
},
{
participantId: "legacy-direct-rating",
sourceOdds: null,
sourceElo: null,
worldRanking: null,
rating: "27.5000",
projectedWins: null,
projectedTablePoints: null,
seed: null,
region: null,
metadata: null,
},
]);
mockDb.query.seasonParticipantExpectedValues.findMany.mockResolvedValue([]);
const inputs = await getParticipantSimulatorInputs("season-1");
const byParticipant = new Map(inputs.map((input) => [input.participantId, input]));
expect(byParticipant.get("direct-rating")?.rating).toBe(31.25);
expect(byParticipant.get("generated-rating")?.rating).toBeNull();
expect(byParticipant.get("legacy-direct-rating")?.rating).toBe(27.5);
});
});