Files
kami-parse-server/spec/PostgresStorageAdapter.spec.js
Florent Vilmart d83a0b6808 Use Prettier JS (#5017)
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2018-09-01 13:58:06 -04:00

127 lines
3.9 KiB
JavaScript

const PostgresStorageAdapter = require('../lib/Adapters/Storage/Postgres/PostgresStorageAdapter')
.default;
const databaseURI =
'postgres://localhost:5432/parse_server_postgres_adapter_test_database';
const getColumns = (client, className) => {
return client.map(
'SELECT column_name FROM information_schema.columns WHERE table_name = $<className>',
{ className },
a => a.column_name
);
};
const dropTable = (client, className) => {
return client.none('DROP TABLE IF EXISTS $<className:name>', { className });
};
describe_only_db('postgres')('PostgresStorageAdapter', () => {
const adapter = new PostgresStorageAdapter({ uri: databaseURI });
beforeEach(() => {
return adapter.deleteAllClasses();
});
it('schemaUpgrade, upgrade the database schema when schema changes', done => {
const client = adapter._client;
const className = '_PushStatus';
const schema = {
fields: {
pushTime: { type: 'String' },
source: { type: 'String' },
query: { type: 'String' },
},
};
adapter
.createTable(className, schema)
.then(() => getColumns(client, className))
.then(columns => {
expect(columns).toContain('pushTime');
expect(columns).toContain('source');
expect(columns).toContain('query');
expect(columns).not.toContain('expiration_interval');
schema.fields.expiration_interval = { type: 'Number' };
return adapter.schemaUpgrade(className, schema);
})
.then(() => getColumns(client, className))
.then(columns => {
expect(columns).toContain('pushTime');
expect(columns).toContain('source');
expect(columns).toContain('query');
expect(columns).toContain('expiration_interval');
done();
})
.catch(error => done.fail(error));
});
it('schemaUpgrade, maintain correct schema', done => {
const client = adapter._client;
const className = 'Table';
const schema = {
fields: {
columnA: { type: 'String' },
columnB: { type: 'String' },
columnC: { type: 'String' },
},
};
adapter
.createTable(className, schema)
.then(() => getColumns(client, className))
.then(columns => {
expect(columns).toContain('columnA');
expect(columns).toContain('columnB');
expect(columns).toContain('columnC');
return adapter.schemaUpgrade(className, schema);
})
.then(() => getColumns(client, className))
.then(columns => {
expect(columns.length).toEqual(3);
expect(columns).toContain('columnA');
expect(columns).toContain('columnB');
expect(columns).toContain('columnC');
done();
})
.catch(error => done.fail(error));
});
it('Create a table without columns and upgrade with columns', done => {
const client = adapter._client;
const className = 'EmptyTable';
dropTable(client, className)
.then(() => adapter.createTable(className, {}))
.then(() => getColumns(client, className))
.then(columns => {
expect(columns.length).toBe(0);
const newSchema = {
fields: {
columnA: { type: 'String' },
columnB: { type: 'String' },
},
};
return adapter.schemaUpgrade(className, newSchema);
})
.then(() => getColumns(client, className))
.then(columns => {
expect(columns.length).toEqual(2);
expect(columns).toContain('columnA');
expect(columns).toContain('columnB');
done();
})
.catch(done);
});
});
describe_only_db('postgres')('PostgresStorageAdapter shutdown', () => {
it('handleShutdown, close connection', () => {
const adapter = new PostgresStorageAdapter({ uri: databaseURI });
expect(adapter._client.$pool.ending).toEqual(false);
adapter.handleShutdown();
expect(adapter._client.$pool.ending).toEqual(true);
});
});