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| import {QueryParser} from '../src/parser/dsl'; | |
| function queryApi() { | |
| const calls: Array<[string, ...unknown[]]> = []; | |
| const request = { | |
| selectName() { calls.push(['selectName']); return this; }, | |
| withNameIn(...values: string[]) { calls.push(['withNameIn', ...values]); return this; }, | |
| selectCatalogWith(value: unknown) { calls.push(['selectCatalogWith', value]); return this; }, | |
| limit(value: number) { calls.push(['limit', value]); return this; }, | |
| }; | |
| const nested = { | |
| selectName() { calls.push(['nested.selectName']); return this; }, | |
| }; | |
| return { | |
| calls, | |
| entryPoint: { | |
| releasesWithMinimalFields: () => request, | |
| catalogsWithMinimalFields: () => nested, | |
| }, | |
| request, | |
| nested, | |
| }; | |
| } | |
| describe('QueryParser controlled grammar', () => { | |
| test('parses generated query chains, scalar arguments, and nested requests', () => { | |
| const api = queryApi(); | |
| const result = QueryParser.parse(` | |
| Q.releasesWithMinimalFields() | |
| .selectName() | |
| .withNameIn("Blue", 'Green') | |
| .selectCatalogWith(Q.catalogsWithMinimalFields().selectName()) | |
| .limit(10) | |
| `, api.entryPoint); | |
| expect(result).toBe(api.request); | |
| expect(api.calls).toEqual([ | |
| ['selectName'], | |
| ['withNameIn', 'Blue', 'Green'], | |
| ['nested.selectName'], | |
| ['selectCatalogWith', api.nested], | |
| ['limit', 10], | |
| ]); | |
| }); | |
| test.each([ | |
| 'Q.releasesWithMinimalFields(); globalThis.alert(1)', | |
| 'Q["releasesWithMinimalFields"]()', | |
| 'Q.releasesWithMinimalFields().constructor("return globalThis")', | |
| 'Q.releasesWithMinimalFields().unknownMethod()', | |
| 'Other.releasesWithMinimalFields()', | |
| ])('rejects source outside the controlled query grammar: %s', source => { | |
| expect(() => QueryParser.parse(source, queryApi().entryPoint)).toThrow(); | |
| }); | |
| }); | |