feat(Data Table Node): Add Data Table Node (no-changelog) (#18556)

packages/nodes-base/nodes/DataTable/test/actions/rows/get.operation.test.ts

@@ -0,0 +1,93 @@
+import type { IExecuteFunctions } from 'n8n-workflow';
+
+import { execute } from '../../../actions/row/get.operation';
+import type { FieldEntry } from '../../../common/constants';
+import { ANY_FILTER } from '../../../common/constants';
+import { DATA_TABLE_ID_FIELD } from '../../../common/fields';
+
+describe('Data Table get Operation', () => {
+	let mockExecuteFunctions: IExecuteFunctions;
+	const getManyRowsAndCount = jest.fn();
+	const dataTableId = 2345;
+	let filters: FieldEntry[];
+
+	beforeEach(() => {
+		filters = [
+			{
+				condition: 'eq',
+				keyName: 'id',
+				keyValue: 1,
+			},
+		];
+		mockExecuteFunctions = {
+			getNode: jest.fn().mockReturnValue({}),
+			getInputData: jest.fn().mockReturnValue([{}]),
+			getNodeParameter: jest.fn().mockImplementation((field) => {
+				switch (field) {
+					case DATA_TABLE_ID_FIELD:
+						return dataTableId;
+					case 'filters.conditions':
+						return filters;
+					case 'matchType':
+						return ANY_FILTER;
+				}
+			}),
+			helpers: {
+				getDataStoreProxy: jest.fn().mockReturnValue({
+					getManyRowsAndCount,
+				}),
+			},
+		} as unknown as IExecuteFunctions;
+
+		jest.clearAllMocks();
+	});
+
+	describe('execute', () => {
+		it('should get a few rows', async () => {
+			// ARRANGE
+			getManyRowsAndCount.mockReturnValue({ data: [{ id: 1 }], count: 1 });
+
+			// ACT
+			const result = await execute.call(mockExecuteFunctions, 0);
+
+			// ASSERT
+			expect(result).toEqual([{ json: { id: 1 } }]);
+		});
+		it('should get a paginated amount of rows', async () => {
+			// ARRANGE
+			getManyRowsAndCount.mockReturnValueOnce({
+				data: Array.from({ length: 1000 }, (_, k) => ({ id: k })),
+				count: 2345,
+			});
+			getManyRowsAndCount.mockReturnValueOnce({
+				data: Array.from({ length: 1000 }, (_, k) => ({ id: k + 1000 })),
+				count: 2345,
+			});
+
+			getManyRowsAndCount.mockReturnValueOnce({
+				data: Array.from({ length: 345 }, (_, k) => ({ id: k + 2000 })),
+				count: 2345,
+			});
+
+			filters = [];
+
+			// ACT
+			const result = await execute.call(mockExecuteFunctions, 0);
+
+			// ASSERT
+			expect(result.length).toBe(2345);
+			expect(result[0]).toEqual({ json: { id: 0 } });
+			expect(result[2344]).toEqual({ json: { id: 2344 } });
+		});
+		it('should pass null through correctly', async () => {
+			// ARRANGE
+			getManyRowsAndCount.mockReturnValue({ data: [{ id: 1, colA: null }], count: 1 });
+
+			// ACT
+			const result = await execute.call(mockExecuteFunctions, 0);
+
+			// ASSERT
+			expect(result).toEqual([{ json: { id: 1, colA: null } }]);
+		});
+	});
+});