78 lines
2.9 KiB
TypeScript
78 lines
2.9 KiB
TypeScript
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import { tap, expect } from '@git.zone/tstest/tapbundle';
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import { makeTestDb } from './helpers/services.js';
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import type * as smartdata from '@push.rocks/smartdata';
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import { SmartMigration } from '../ts/index.js';
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// Shared db across the file. Each test uses a unique ledgerName for isolation.
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// Note: the fresh-install detector checks for any non-reserved collection, so
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// tests that explicitly create user data must clean it up after themselves
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// (or other tests would no longer see "fresh"). For simplicity, the
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// not-fresh test runs LAST and we don't bother cleaning up after it.
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let db: smartdata.SmartdataDb;
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let cleanup: () => Promise<void>;
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tap.test('setup: connect shared db', async () => {
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const r = await makeTestDb('freshinstall');
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db = r.db;
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cleanup = r.cleanup;
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});
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tap.test('freshInstall: jumps to freshInstallVersion when DB is empty', async () => {
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// Database is empty (only the SmartdataEasyStore collection may exist
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// from previous tests' ledgers, which is whitelisted by isFreshInstall()).
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const m = new SmartMigration({
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targetVersion: '5.0.0',
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db,
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ledgerName: 'jump',
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freshInstallVersion: '5.0.0',
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});
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let stepCalled = false;
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m
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.step('a').from('1.0.0').to('2.0.0').up(async () => { stepCalled = true; })
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.step('b').from('2.0.0').to('5.0.0').up(async () => { stepCalled = true; });
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const r = await m.run();
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expect(stepCalled).toBeFalse();
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expect(r.currentVersionAfter).toEqual('5.0.0');
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expect(r.wasFreshInstall).toBeTrue();
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expect(r.stepsApplied).toHaveLength(0);
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});
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tap.test('freshInstall: without freshInstallVersion, starts from earliest step', async () => {
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// Even with freshInstallVersion unset, the db is still empty of user
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// collections, so the runner should start from the first step's `from`
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// version and run all steps in order.
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const m = new SmartMigration({ targetVersion: '2.0.0', db, ledgerName: 'no_freshversion' });
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const log: string[] = [];
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m
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.step('a').from('1.0.0').to('1.5.0').up(async () => { log.push('a'); })
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.step('b').from('1.5.0').to('2.0.0').up(async () => { log.push('b'); });
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const r = await m.run();
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expect(log).toEqual(['a', 'b']);
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expect(r.currentVersionAfter).toEqual('2.0.0');
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});
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tap.test('freshInstall: runs steps when DB has user collections (not fresh)', async () => {
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// Pre-seed the DB with a user collection so isFreshInstall() returns false.
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await db.mongoDb.collection('users_pre').insertOne({ name: 'preexisting' });
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const m = new SmartMigration({
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targetVersion: '2.0.0',
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db,
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ledgerName: 'not_fresh',
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freshInstallVersion: '2.0.0',
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});
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let aCalled = false;
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m.step('a').from('1.0.0').to('2.0.0').up(async () => { aCalled = true; });
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const r = await m.run();
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expect(aCalled).toBeTrue();
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expect(r.wasFreshInstall).toBeFalse();
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expect(r.currentVersionAfter).toEqual('2.0.0');
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});
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tap.test('cleanup: close shared db', async () => {
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await cleanup();
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});
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export default tap.start();
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