mirror of
https://github.com/bilawalsidhu/gods-eye-view.git
synced 2026-11-04 10:24:02 +00:00
f913066cf2
Adds MODIS NRT to Active Fires and a keyless Fire Perimeters layer (NIFC WFIGS) with InciWeb incident links, served through a capped, cached /api/fire-perimeters proxy. Co-authored-by: Gustavo Beneduzi <[email protected]> Co-authored-by: James Cooke <[email protected]>
81 lines
3.8 KiB
JavaScript
81 lines
3.8 KiB
JavaScript
import assert from 'node:assert/strict';
|
|
import fs from 'node:fs';
|
|
import test from 'node:test';
|
|
import { filterTrailing24h, parseFirmsCsv } from './firmsCsv.js';
|
|
|
|
const config = fs.readFileSync(new URL('../../server/providers/firms.js', import.meta.url), 'utf8');
|
|
const start = config.indexOf(' async function refreshUpstream(key) {');
|
|
assert.notEqual(start, -1, 'FIRMS refresh function exists');
|
|
const end = config.indexOf('\n }', start);
|
|
assert.notEqual(end, -1, 'FIRMS refresh function closes');
|
|
const refreshSource = config.slice(start, end + 4);
|
|
const SOURCES = ['VIIRS_NOAA20_NRT', 'VIIRS_NOAA21_NRT', 'VIIRS_SNPP_NRT', 'MODIS_NRT'];
|
|
const NOW = Date.UTC(2026, 8, 11, 12);
|
|
const recent = { acqDate: '2026-09-11', acqTime: '1100' };
|
|
|
|
// Exercise the production refresh without opening a server or using a MAP_KEY.
|
|
// Inject only its upstream, clock and filter dependencies; keep its aggregation
|
|
// and source-status code intact, including failures while consuming records.
|
|
function createRefresh(fetchSource, filter = filterTrailing24h) {
|
|
return new Function('SOURCES', 'fetchSource', 'filterTrailing24h', 'Date', 'console',
|
|
`return (${refreshSource});`)(SOURCES, fetchSource, filter, { now: () => NOW }, { warn() {} });
|
|
}
|
|
|
|
test('FIRMS retains large sources in order and filters expired rows', async () => {
|
|
const header = 'latitude,longitude,acq_date,acq_time,confidence,frp\n';
|
|
const large = parseFirmsCsv(header + '1,2,2026-09-11,1100,n,4\n'.repeat(200_000));
|
|
const expired = { ...recent, acqDate: '2026-09-09' };
|
|
const last = { ...recent, marker: 'last' };
|
|
const calls = [];
|
|
let active = 0;
|
|
const refresh = createRefresh(async (key, source) => {
|
|
assert.equal(active++, 0, 'sources must be fetched sequentially');
|
|
calls.push(source);
|
|
await Promise.resolve();
|
|
active--;
|
|
return source === SOURCES[0] ? [...large, expired] : source === SOURCES[1] ? [last] : [];
|
|
});
|
|
const result = await refresh('fixture');
|
|
assert.deepEqual(calls, SOURCES);
|
|
assert.equal(result.fires.length, 200_001);
|
|
assert.equal(result.fires[0], large[0]);
|
|
assert.equal(result.fires[199_999], large.at(-1));
|
|
assert.equal(result.fires.at(-1), last);
|
|
assert.deepEqual(result.sources, SOURCES.map((source, index) => ({
|
|
source, count: [200_000, 1, 0, 0][index], ok: true,
|
|
})));
|
|
});
|
|
|
|
test('FIRMS keeps successful sources when another upstream fails', async () => {
|
|
const result = await createRefresh(async (key, source) => {
|
|
if (source === SOURCES[1]) throw new Error('upstream unavailable');
|
|
return [recent];
|
|
})('fixture');
|
|
assert.equal(result.fires.length, 3);
|
|
assert.deepEqual(result.sources, SOURCES.map((source, index) => ({
|
|
source, count: index === 1 ? 0 : 1, ok: index !== 1,
|
|
})));
|
|
});
|
|
|
|
test('FIRMS reports one failure if consuming a source throws before append', async () => {
|
|
const failing = [];
|
|
const result = await createRefresh(async (key, source) => source === SOURCES[0] ? failing : [recent],
|
|
(records, now) => {
|
|
if (records !== failing) return filterTrailing24h(records, now);
|
|
// Fault injection for aggregation; ordinary parsed CSV returns an array.
|
|
return { length: 1, [Symbol.iterator]() { throw new Error('aggregation failed'); } };
|
|
})('fixture');
|
|
assert.equal(result.fires.length, 3);
|
|
assert.deepEqual(result.sources, SOURCES.map((source, index) => ({
|
|
source, count: index === 0 ? 0 : 1, ok: index !== 0,
|
|
})));
|
|
});
|
|
|
|
test('FIRMS distinguishes all-source failure from successful empty sources', async () => {
|
|
await assert.rejects(createRefresh(async () => { throw new Error('upstream unavailable'); })('fixture'),
|
|
/all FIRMS sources failed/);
|
|
const result = await createRefresh(async () => [])('fixture');
|
|
assert.deepEqual(result.fires, []);
|
|
assert.deepEqual(result.sources, SOURCES.map(source => ({ source, count: 0, ok: true })));
|
|
});
|