done purchases remove, ocr scan, read image

express-server/node_modules/express-fileupload/test/tempFile.spec.js

@@ -0,0 +1,126 @@
+const fs = require('fs');
+const path = require('path');
+const request = require('supertest');
+const server = require('./server');
+const clearUploadsDir =
+  server.clearUploadsDir;
+const fileDir =
+  server.fileDir;
+const uploadDir =
+  server.uploadDir;
+describe('File Upload Options Tests', function() {
+  afterEach(function(done) {
+    clearUploadsDir();
+    done();
+  });
+  /**
+   * Upload the file for testing and verify the expected filename.
+   * @param {object} options The expressFileUpload options.
+   * @param {string} actualFileNameToUpload The name of the file to upload.
+   * @param {string} expectedFileNameOnFileSystem The name of the file after upload.
+   * @param {function} done The mocha continuation function.
+   */
+  function executeFileUploadTestWalk(
+    options,
+    actualFileNameToUpload,
+    expectedFileNameOnFileSystem,
+    done
+  ) {
+    request(
+      server.setup(options)
+    )
+      .post('/upload/single')
+      .attach(
+        'testFile',
+        path.join(
+          fileDir,
+          actualFileNameToUpload
+        )
+      )
+      .expect(200)
+      .end(function(err) {
+        if (err) {
+          return done(err);
+        }
+        const uploadedFilePath = path.join(
+          uploadDir,
+          expectedFileNameOnFileSystem
+        );
+        fs.stat(
+          uploadedFilePath,
+          done
+        );
+      });
+  }
+  describe('Testing [safeFileNames with useTempFiles] option to ensure:', function() {
+    it('Does nothing to your filename when disabled.', function(done) {
+      const fileUploadOptions = {
+        safeFileNames: false,
+        useTempFiles: true,
+        tempFileDir: '/tmp/'
+      };
+      const actualFileName =
+        'my$Invalid#fileName.png123';
+      const expectedFileName =
+        'my$Invalid#fileName.png123';
+      executeFileUploadTestWalk(
+        fileUploadOptions,
+        actualFileName,
+        expectedFileName,
+        done
+      );
+    });
+    it('Is disabled by default.', function(done) {
+      const fileUploadOptions = {
+        useTempFiles: true,
+        tempFileDir: '/tmp/'
+      };
+      const actualFileName =
+        'my$Invalid#fileName.png123';
+      const expectedFileName =
+        'my$Invalid#fileName.png123';
+      executeFileUploadTestWalk(
+        fileUploadOptions,
+        actualFileName,
+        expectedFileName,
+        done
+      );
+    });
+
+    it(
+      'Strips away all non-alphanumeric characters (excluding hyphens/underscores) when enabled.', 
+      function(done) {
+        const fileUploadOptions = {
+          safeFileNames: true,
+          useTempFiles: true,
+          tempFileDir: '/tmp/'
+        };
+        const actualFileName = 'my$Invalid#fileName.png123';
+        const expectedFileName = 'myInvalidfileNamepng123';
+        executeFileUploadTestWalk(
+          fileUploadOptions,
+          actualFileName,
+          expectedFileName,
+          done
+        );
+      });
+
+    it(
+      'Accepts a regex for stripping (decidedly) "invalid" characters from filename.', 
+      function(done) {
+        const fileUploadOptions = {
+          safeFileNames: /[$#]/g,
+          useTempFiles: true,
+          tempFileDir: '/tmp/'
+        };
+        const actualFileName = 'my$Invalid#fileName.png123';
+        const expectedFileName = 'myInvalidfileName.png123';
+        executeFileUploadTestWalk(
+          fileUploadOptions,
+          actualFileName,
+          expectedFileName,
+          done
+        );
+      });
+  });
+});