dbgate/integration-tests/__tests__/alter-table.spec.js
2021-11-25 15:14:23 +01:00

125 lines
3.9 KiB
JavaScript

const stableStringify = require('json-stable-stringify');
const _ = require('lodash');
const fp = require('lodash/fp');
const uuidv1 = require('uuid/v1');
const { testWrapper } = require('../tools');
const engines = require('../engines');
const { getAlterTableScript, extendDatabaseInfo, generateDbPairingId } = require('dbgate-tools');
function pickImportantTableInfo(table) {
return {
pureName: table.pureName,
columns: table.columns
.filter(x => x.columnName != 'rowid')
.map(fp.pick(['columnName', 'notNull', 'autoIncrement'])),
};
}
function checkTableStructure(t1, t2) {
// expect(t1.pureName).toEqual(t2.pureName)
expect(pickImportantTableInfo(t1)).toEqual(pickImportantTableInfo(t2));
}
async function testTableDiff(conn, driver, mangle) {
await driver.query(conn, `create table t0 (id int not null primary key)`);
await driver.query(
conn,
`create table t1 (
col_pk int not null primary key,
col_std int null,
col_def int null default 12,
col_fk int null references t0(id),
col_idx int null,
col_uq int null unique,
col_ref int null unique
)`
);
await driver.query(conn, `create index idx1 on t1(col_idx)`);
await driver.query(conn, `create table t2 (id int not null primary key, fkval int null references t1(col_ref))`);
const tget = x => x.tables.find(y => y.pureName == 't1');
const structure1 = generateDbPairingId(extendDatabaseInfo(await driver.analyseFull(conn)));
let structure2 = _.cloneDeep(structure1);
mangle(tget(structure2));
structure2 = extendDatabaseInfo(structure2);
const { sql } = getAlterTableScript(tget(structure1), tget(structure2), {}, structure1, structure2, driver);
console.log('RUNNING ALTER SQL', driver.engine, ':', sql);
await driver.script(conn, sql);
const structure2Real = extendDatabaseInfo(await driver.analyseFull(conn));
checkTableStructure(tget(structure2Real), tget(structure2));
// expect(stableStringify(structure2)).toEqual(stableStringify(structure2Real));
}
const TESTED_COLUMNS = ['col_pk', 'col_std', 'col_def', 'col_fk', 'col_ref', 'col_idx', 'col_uq'];
// const TESTED_COLUMNS = ['col_pk'];
// const TESTED_COLUMNS = ['col_idx'];
// const TESTED_COLUMNS = ['col_def'];
// const TESTED_COLUMNS = ['col_std'];
// const TESTED_COLUMNS = ['col_ref'];
function engines_columns_source() {
return _.flatten(engines.map(engine => TESTED_COLUMNS.map(column => [engine.label, column, engine])));
}
describe('Alter table', () => {
test.each(engines.map(engine => [engine.label, engine]))(
'Add column - %s',
testWrapper(async (conn, driver, engine) => {
await testTableDiff(conn, driver, tbl => {
tbl.columns.push({
columnName: 'added',
dataType: 'int',
pairingId: uuidv1(),
notNull: false,
autoIncrement: false,
});
});
})
);
test.each(engines_columns_source())(
'Drop column - %s - %s',
testWrapper(async (conn, driver, column, engine) => {
await testTableDiff(conn, driver, tbl => (tbl.columns = tbl.columns.filter(x => x.columnName != column)));
})
);
test.each(engines_columns_source())(
'Change nullability - %s - %s',
testWrapper(async (conn, driver, column, engine) => {
await testTableDiff(
conn,
driver,
tbl => (tbl.columns = tbl.columns.map(x => (x.columnName == column ? { ...x, notNull: true } : x)))
);
})
);
test.each(engines_columns_source())(
'Rename column - %s - %s',
testWrapper(async (conn, driver, column, engine) => {
await testTableDiff(
conn,
driver,
tbl => (tbl.columns = tbl.columns.map(x => (x.columnName == column ? { ...x, columnName: 'col_renamed' } : x)))
);
})
);
test.each(engines.map(engine => [engine.label, engine]))(
'Drop index - %s',
testWrapper(async (conn, driver, engine) => {
await testTableDiff(conn, driver, tbl => {
tbl.indexes = [];
});
})
);
});