n8n/packages/nodes-base/nodes/ReadBinaryFiles/test/ReadBinaryFiles.test.ts

import { NodeTestHarness } from '@nodes-testing/node-test-harness';
import type { WorkflowTestData } from 'n8n-workflow';
import path from 'path';

describe('Test Read Binary Files Node', () => {
	const testHarness = new NodeTestHarness();
	const workflowData = testHarness.readWorkflowJSON('ReadBinaryFiles.workflow.json');
	const node = workflowData.nodes.find((n) => n.name === 'Read Binary Files')!;
	const dir = path.join(__dirname, 'data').split('\\').join('/');
	node.parameters.fileSelector = `${dir}/*.json`;

	const tests: WorkflowTestData[] = [
		{
			description: 'nodes/ReadBinaryFiles/test/ReadBinaryFiles.workflow.json',
			input: {
				workflowData,
			},
			output: {
				assertBinaryData: true,
				nodeData: {
					'Read Binary Files': [
						[
							{
								binary: {
									data: {
										mimeType: 'application/json',
										fileType: 'json',
										fileExtension: 'json',
										data: 'ewoJInRpdGxlIjogIkxvcmVtIElwc3VtIgp9Cg==',
										fileName: 'sample.json',
										fileSize: '28 B',
									},
								},
								json: {},
							},
							{
								binary: {
									data: {
										mimeType: 'application/json',
										fileType: 'json',
										fileExtension: 'json',
										data: 'ewoJInRpdGxlIjogIklwc3VtIExvcmVtIgp9Cg==',
										fileName: 'sample2.json',
										fileSize: '28 B',
									},
								},
								json: {},
							},
						],
					],
				},
			},
		},
	];

	for (const testData of tests) {
		testHarness.setupTest(testData);
	}
});