kysely-mapper
Version:
Flexible Kysely-based utility for mapping between tables and objects
115 lines • 6.57 kB
JavaScript
;
/**
* Tests TableMapper.selectMany(), TableMapper.selectOne(), and query filters.
*/
var __awaiter = (this && this.__awaiter) || function (thisArg, _arguments, P, generator) {
function adopt(value) { return value instanceof P ? value : new P(function (resolve) { resolve(value); }); }
return new (P || (P = Promise))(function (resolve, reject) {
function fulfilled(value) { try { step(generator.next(value)); } catch (e) { reject(e); } }
function rejected(value) { try { step(generator["throw"](value)); } catch (e) { reject(e); } }
function step(result) { result.done ? resolve(result.value) : adopt(result.value).then(fulfilled, rejected); }
step((generator = generator.apply(thisArg, _arguments || [])).next());
});
};
Object.defineProperty(exports, "__esModule", { value: true });
const kysely_1 = require("kysely");
const table_mapper_1 = require("../mappers/table-mapper");
const test_setup_1 = require("./utils/test-setup");
const test_mappers_1 = require("./utils/test-mappers");
const test_objects_1 = require("./utils/test-objects");
const test_utils_1 = require("./utils/test-utils");
let db;
let userMapper;
beforeAll(() => __awaiter(void 0, void 0, void 0, function* () {
db = yield (0, test_setup_1.createDB)();
userMapper = (0, test_mappers_1.createUserMapperReturningID)(db);
}));
beforeEach(() => (0, test_setup_1.resetDB)(db));
afterAll(() => (0, test_setup_1.destroyDB)(db));
describe('selecting one return', () => {
it('selects the first row with no filter', () => __awaiter(void 0, void 0, void 0, function* () {
yield userMapper.insert().run(test_objects_1.USERS);
let user = yield userMapper.select().returnOne();
expect(user === null || user === void 0 ? void 0 : user.handle).toEqual(test_objects_1.USERS[0].handle);
user = yield userMapper.select({}).returnOne();
expect(user === null || user === void 0 ? void 0 : user.handle).toEqual(test_objects_1.USERS[0].handle);
}));
it('selects the first row with a matching field filter', () => __awaiter(void 0, void 0, void 0, function* () {
yield userMapper.insert().run(test_objects_1.USERS);
let user = yield userMapper.select({ name: test_objects_1.USERS[0].name }).returnOne();
expect(user === null || user === void 0 ? void 0 : user.handle).toEqual(test_objects_1.USERS[0].handle);
user = yield userMapper
.select({
name: test_objects_1.USERS[0].name,
handle: test_objects_1.USERS[2].handle,
})
.returnOne();
expect(user === null || user === void 0 ? void 0 : user.handle).toEqual(test_objects_1.USERS[2].handle);
user = yield userMapper
.select({
id: [1, 2],
handle: [test_objects_1.USERS[1].handle, test_objects_1.USERS[2].handle],
})
.returnOne();
expect(user === null || user === void 0 ? void 0 : user.handle).toEqual(test_objects_1.USERS[1].handle);
}));
it('selects the first row with a binary operation filter', () => __awaiter(void 0, void 0, void 0, function* () {
yield userMapper.insert().run(test_objects_1.USERS);
// Test selecting by condition (with result)
let user = yield userMapper.select('name', '=', test_objects_1.USERS[0].name).returnOne();
expect(user === null || user === void 0 ? void 0 : user.handle).toEqual(test_objects_1.USERS[0].handle);
// Test selecting by condition (no result)
user = yield userMapper.select('name', '=', 'nonexistent').returnOne();
expect(user).toBeNull();
}));
it('selects the first row with a query expression filter', () => __awaiter(void 0, void 0, void 0, function* () {
yield userMapper.insert().run(test_objects_1.USERS);
const user = yield userMapper
.select((0, kysely_1.sql) `name != ${test_objects_1.USERS[0].name}`)
.returnOne();
expect(user === null || user === void 0 ? void 0 : user.handle).toEqual(test_objects_1.USERS[1].handle);
}));
it('selects the first row with a compound filter', () => __awaiter(void 0, void 0, void 0, function* () {
const userIDs = yield userMapper.insert().returnAll(test_objects_1.USERS);
const user = yield userMapper
.select(({ and, cmpr }) => and([cmpr('name', '=', test_objects_1.USERS[0].name), cmpr('id', '>', userIDs[0].id)]))
.returnOne();
expect(user === null || user === void 0 ? void 0 : user.handle).toEqual(test_objects_1.USERS[2].handle);
}));
it('selects one returning selected columns and aliases', () => __awaiter(void 0, void 0, void 0, function* () {
const ids = yield userMapper.insert().returnAll(test_objects_1.USERS);
const mapper = new table_mapper_1.TableMapper(db, 'users', {
selectedColumns: ['id', 'handle as h'],
});
// Should allow access to aliased columns
(yield mapper.select().returnOne()).h;
const user = yield mapper.select({ handle: test_objects_1.USERS[0].handle }).returnOne();
expect(user).toEqual({ id: ids[0].id, h: test_objects_1.USERS[0].handle });
(0, test_utils_1.ignore)('inaccessible types are not allowed', () => __awaiter(void 0, void 0, void 0, function* () {
// @ts-expect-error - unselected columns are not allowed
(yield mapper.select().returnAll())[0].name;
}));
}));
(0, test_utils_1.ignore)('detects selecting returnOne() type errors', () => __awaiter(void 0, void 0, void 0, function* () {
// @ts-expect-error - only table columns are accessible unfiltered
(yield userMapper.select({}).returnOne()).notThere;
// @ts-expect-error - only table columns are accessible w/ object filter
(yield userMapper.select({ name: 'Sue' }).returnOne()).notThere;
// @ts-expect-error - only table columns are accessible w/ op filter
// prettier-ignore
(yield userMapper.select("name", "=", "Sue").returnOne()).notThere;
// prettier-ignore
(yield userMapper
.select((qb) => qb)
.returnOne()
// @ts-expect-error - only table columns are accessible w/ QB filter
).notThere;
// prettier-ignore
(yield userMapper
.select((0, kysely_1.sql) `name = 'Sue'`)
.returnOne()
// @ts-expect-error - only table columns are accessible w/ expr filter
).notThere;
}));
});
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