test(Read Binary Files Node): Unit tests (no-changelog) (n8n-io#5459)

* ✅ add Read Binary Files tests * ⚡️updated ReadBinaryFiles test * fix test result comparison * fix test result comparison --------- Co-authored-by: Michael Kret <[email protected]>
BroadcastFlow · May 8, 2023 · 14bcd4c · 14bcd4c
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diff --git a/packages/nodes-base/nodes/ReadBinaryFiles/test/ReadBinaryFiles.test.ts b/packages/nodes-base/nodes/ReadBinaryFiles/test/ReadBinaryFiles.test.ts
@@ -0,0 +1,78 @@
+/* eslint-disable @typescript-eslint/no-loop-func */
+import * as Helpers from '../../../test/nodes/Helpers';
+import type { WorkflowTestData } from '../../../test/nodes/types';
+import { executeWorkflow } from '../../../test/nodes/ExecuteWorkflow';
+import path from 'path';
+
+describe('Test Read Binary Files Node', () => {
+	beforeEach(async () => {
+		await Helpers.initBinaryDataManager();
+	});
+
+	const workflow = Helpers.readJsonFileSync(
+		'nodes/ReadBinaryFiles/test/ReadBinaryFiles.workflow.json',
+	);
+	const node = workflow.nodes.find((n: any) => 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: workflow,
+			},
+			output: {
+				nodeData: {
+					'Read Binary Files': [
+						[
+							{
+								binary: {
+									data: {
+										mimeType: 'application/json',
+										fileType: 'json',
+										fileExtension: 'json',
+										data: 'ewoJInRpdGxlIjogIkxvcmVtIElwc3VtIgp9Cg==',
+										directory: dir,
+										fileName: 'sample.json',
+										fileSize: '28 B',
+									},
+								},
+								json: {},
+							},
+							{
+								binary: {
+									data: {
+										mimeType: 'application/json',
+										fileType: 'json',
+										fileExtension: 'json',
+										data: 'ewoJInRpdGxlIjogIklwc3VtIExvcmVtIgp9Cg==',
+										directory: dir,
+										fileName: 'sample2.json',
+										fileSize: '28 B',
+									},
+								},
+								json: {},
+							},
+						],
+					],
+				},
+			},
+		},
+	];
+
+	const nodeTypes = Helpers.setup(tests);
+
+	for (const testData of tests) {
+		test(testData.description, async () => {
+			const { result } = await executeWorkflow(testData, nodeTypes);
+
+			const resultNodeData = Helpers.getResultNodeData(result, testData);
+			resultNodeData.forEach(({ nodeName, resultData }) =>
+				expect(resultData).toEqual(testData.output.nodeData[nodeName]),
+			);
+
+			expect(result.finished).toEqual(true);
+		});
+	}
+});
diff --git a/packages/nodes-base/nodes/ReadBinaryFiles/test/ReadBinaryFiles.workflow.json b/packages/nodes-base/nodes/ReadBinaryFiles/test/ReadBinaryFiles.workflow.json
@@ -0,0 +1,45 @@
+{
+	"name": "Read Binary Files test",
+	"nodes": [
+		{
+			"parameters": {},
+			"id": "90c8a569-5351-44a4-9073-b8d114108676",
+			"name": "When clicking \"Execute Workflow\"",
+			"type": "n8n-nodes-base.manualTrigger",
+			"typeVersion": 1,
+			"position": [680, 640]
+		},
+		{
+			"parameters": {
+				"fileSelector": "C:/Test/data/*.json"
+			},
+			"id": "b4974ce2-9bc8-4242-b6f9-86b43608b521",
+			"name": "Read Binary Files",
+			"type": "n8n-nodes-base.readBinaryFiles",
+			"typeVersion": 1,
+			"position": [880, 640]
+		}
+	],
+	"pinData": {},
+	"connections": {
+		"When clicking \"Execute Workflow\"": {
+			"main": [
+				[
+					{
+						"node": "Read Binary Files",
+						"type": "main",
+						"index": 0
+					}
+				]
+			]
+		}
+	},
+	"active": false,
+	"settings": {},
+	"versionId": "973f1d06-f5e6-4e05-8136-02f6518ad37b",
+	"id": "190",
+	"meta": {
+		"instanceId": "104a4d08d8897b8bdeb38aaca515021075e0bd8544c983c2bb8c86e6a8e6081c"
+	},
+	"tags": []
+}
diff --git a/packages/nodes-base/nodes/ReadBinaryFiles/test/data/sample.json b/packages/nodes-base/nodes/ReadBinaryFiles/test/data/sample.json
@@ -0,0 +1,3 @@
+{
+	"title": "Lorem Ipsum"
+}
diff --git a/packages/nodes-base/nodes/ReadBinaryFiles/test/data/sample2.json b/packages/nodes-base/nodes/ReadBinaryFiles/test/data/sample2.json
@@ -0,0 +1,3 @@
+{
+	"title": "Ipsum Lorem"
+}