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Initial open-source release

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Andrey Avtomonov 2026-05-10 23:12:26 +02:00
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packages/context/src/scan/local-structural-artifacts.test.ts Normal file
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import { mkdtemp, rm } from 'node:fs/promises';
import { tmpdir } from 'node:os';
import { join } from 'node:path';
import { afterEach, beforeEach, describe, expect, it } from 'vitest';
import { initKloProject, type KloLocalProject } from '../project/index.js';
import { readLocalScanStructuralSnapshot } from './local-structural-artifacts.js';
describe('readLocalScanStructuralSnapshot', () => {
let tempDir: string;
let project: KloLocalProject;
beforeEach(async () => {
tempDir = await mkdtemp(join(tmpdir(), 'klo-local-structural-artifacts-'));
project = await initKloProject({
projectDir: join(tempDir, 'project'),
projectName: 'warehouse',
});
});
afterEach(async () => {
await rm(tempDir, { recursive: true, force: true });
});
it('rebuilds a canonical snapshot from persisted live-database raw files', async () => {
const rawRoot = 'raw-sources/warehouse/live-database/sync-1';
await project.fileStore.writeFile(
`${rawRoot}/connection.json`,
`${JSON.stringify(
{
connectionId: 'warehouse',
extractedAt: '2026-04-29T12:00:00.000Z',
metadata: { source: 'sqlite-smoke' },
tableCount: 2,
},
null,
2,
)}\n`,
'klo',
'klo@example.com',
'Seed connection artifact',
);
await project.fileStore.writeFile(
`${rawRoot}/tables/customers.json`,
`${JSON.stringify(
{
name: 'customers',
catalog: null,
db: 'public',
kind: 'table',
comment: 'Customer table',
estimatedRows: 12,
columns: [
{
name: 'id',
nativeType: 'INTEGER',
normalizedType: 'integer',
dimensionType: 'number',
nullable: false,
primaryKey: true,
comment: 'Customer id',
},
],
foreignKeys: [],
},
null,
2,
)}\n`,
'klo',
'klo@example.com',
'Seed customers artifact',
);
await project.fileStore.writeFile(
`${rawRoot}/tables/orders.json`,
`${JSON.stringify(
{
name: 'orders',
catalog: null,
db: 'public',
kind: 'table',
comment: null,
estimatedRows: 20,
columns: [
{
name: 'id',
nativeType: 'INTEGER',
normalizedType: 'integer',
dimensionType: 'number',
nullable: false,
primaryKey: true,
comment: null,
},
{
name: 'customer_id',
nativeType: 'INTEGER',
normalizedType: 'integer',
dimensionType: 'number',
nullable: false,
primaryKey: false,
comment: null,
},
],
foreignKeys: [
{
fromColumn: 'customer_id',
toCatalog: null,
toDb: 'public',
toTable: 'customers',
toColumn: 'id',
constraintName: null,
},
],
},
null,
2,
)}\n`,
'klo',
'klo@example.com',
'Seed orders artifact',
);
const snapshot = await readLocalScanStructuralSnapshot({
project,
connectionId: 'warehouse',
driver: 'sqlite',
rawSourcesDir: rawRoot,
extractedAtFallback: '2026-04-29T13:00:00.000Z',
});
expect(snapshot).toMatchObject({
connectionId: 'warehouse',
driver: 'sqlite',
extractedAt: '2026-04-29T12:00:00.000Z',
metadata: { source: 'sqlite-smoke' },
tables: [
{
db: 'public',
name: 'customers',
comment: 'Customer table',
columns: [
{
name: 'id',
nativeType: 'INTEGER',
normalizedType: 'integer',
dimensionType: 'number',
nullable: false,
primaryKey: true,
comment: 'Customer id',
},
],
},
{
db: 'public',
name: 'orders',
foreignKeys: [
{
fromColumn: 'customer_id',
toCatalog: null,
toDb: 'public',
toTable: 'customers',
toColumn: 'id',
constraintName: null,
},
],
},
],
});
});
it('uses the scan report timestamp when connection.json omits extractedAt', async () => {
const rawRoot = 'raw-sources/warehouse/live-database/sync-2';
await project.fileStore.writeFile(
`${rawRoot}/connection.json`,
'{"connectionId":"warehouse","metadata":{}}\n',
'klo',
'klo@example.com',
'Seed connection artifact without extractedAt',
);
await project.fileStore.writeFile(
`${rawRoot}/tables/orders.json`,
'{"name":"orders","catalog":null,"db":null,"kind":"table","comment":null,"estimatedRows":null,"columns":[{"name":"id","nativeType":"integer","normalizedType":"integer","dimensionType":"number","nullable":false,"primaryKey":true,"comment":null}],"foreignKeys":[]}\n',
'klo',
'klo@example.com',
'Seed orders artifact',
);
const snapshot = await readLocalScanStructuralSnapshot({
project,
connectionId: 'warehouse',
driver: 'postgres',
rawSourcesDir: rawRoot,
extractedAtFallback: '2026-04-29T13:00:00.000Z',
});
expect(snapshot.extractedAt).toBe('2026-04-29T13:00:00.000Z');
});
});