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node_modules/express-fileupload/test/fileFactory.spec.js

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+'use strict';
+
+const fs = require('fs');
+const md5 = require('md5');
+const path = require('path');
+const assert = require('assert');
+const server = require('./server');
+const {isFunc} = require('../lib/utilities');
+const fileFactory = require('../lib/fileFactory');
+
+const mockFileName = 'basketball.png';
+const mockFile = path.join(server.fileDir, mockFileName);
+const mockBuffer = fs.readFileSync(mockFile);
+const mockMd5 = md5(mockBuffer);
+
+const mockFileOpts = {
+  name: mockFileName,
+  buffer: mockBuffer,
+  encoding: 'utf-8',
+  mimetype: 'image/png',
+  hash: mockMd5,
+  tempFilePath: mockFile
+};
+
+describe('fileFactory: Test of the fileFactory factory', function() {
+  beforeEach(() => server.clearUploadsDir());
+
+  it('return a file object', () => assert.ok(fileFactory(mockFileOpts)));
+
+  describe('Properties', function() {
+    it('contains the name property', () => {
+      assert.equal(fileFactory(mockFileOpts).name, mockFileName);
+    });
+    it('contains the data property', () => assert.ok(fileFactory(mockFileOpts).data));
+    it('contains the encoding property', () => {
+      assert.equal(fileFactory(mockFileOpts).encoding, 'utf-8');
+    });
+    it('contains the mimetype property', () => {
+      assert.equal(fileFactory(mockFileOpts).mimetype, 'image/png');
+    });
+    it('contains the md5 property', () => assert.equal(fileFactory(mockFileOpts).md5, mockMd5));
+    it('contains the mv method', () => assert.equal(isFunc(fileFactory(mockFileOpts).mv), true));
+  });
+
+  describe('File object behavior for in memory upload', function() {
+    const file = fileFactory(mockFileOpts);
+    it('move the file to the specified folder', (done) => {
+      file.mv(path.join(server.uploadDir, mockFileName), (err) => {
+        assert.ifError(err);
+        done();
+      });
+    });
+    it('reject the mv if the destination does not exists', (done) => {
+      file.mv(path.join(server.uploadDir, 'unknown', mockFileName), (err) => {
+        assert.ok(err);
+        done();
+      });
+    });
+  });
+
+  describe('File object behavior for upload into temporary file', function() {
+    const file = fileFactory(mockFileOpts, { useTempFiles: true });
+    it('move the file to the specified folder', (done) => {
+      file.mv(path.join(server.uploadDir, mockFileName), (err) => {
+        assert.ifError(err);
+        // Place back moved file.
+        fs.renameSync(path.join(server.uploadDir, mockFileName), mockFile);
+        done();
+      });
+    });
+    it('reject the mv if the destination does not exists', (done) => {
+      file.mv(path.join(server.uploadDir, 'unknown', mockFileName), (err) => {
+        assert.ok(err);
+        done();
+      });
+    });
+  });
+});