Added test coverage for convertion operators

imagelab_electron/operations.js

@@ -23,7 +23,7 @@ const PROCESS_OPERATIONS = {
   EROSION: "filtering_erosion",
   DILATION: "filtering_dilation",
   MORPHOLOGICAL: "filtering_morphological",
-  ADAPTIVETHRESHOLDING: "thresholding_adaptivethreshold"
+  ADAPTIVETHRESHOLDING: "thresholding_adaptivethreshold",
   SIMPLETHRESHOLDING: "thresholding_applythreshold",
 };
 

imagelab_electron/src/controller/main.js

@@ -237,6 +237,8 @@ class MainController {
       case PROCESS_OPERATIONS.ADAPTIVETHRESHOLDING:
         this.#appliedOperators.push(
           new AdaptiveThreshold(PROCESS_OPERATIONS.ADAPTIVETHRESHOLDING, id)
+        );
+        break;
       case PROCESS_OPERATIONS.SIMPLETHRESHOLDING:
         this.#appliedOperators.push(
           new ApplyThreshold(PROCESS_OPERATIONS.SIMPLETHRESHOLDING, id)

imagelab_electron/tests/unit/convertions/GrayImage.test.js

@@ -0,0 +1,26 @@
+const GrayImage = require('../../../src/operator/convertions/GrayImage');
+const opencvMock = require('../opencv-mocks/convertions.mocks');
+
+
+describe('GrayImage Operator', () => {
+  afterEach(() => {
+    jest.clearAllMocks();
+  });
+
+  it('should process cvtColor function to gray the image', () => {
+    const operator = new GrayImage('type', 'id');
+    operator.cv2 = opencvMock.cv2; 
+
+    const imageMock = 'mockImageData';
+
+    operator.compute(imageMock);
+
+    // Assertions
+    expect(opencvMock.cv2.Mat).toHaveBeenCalledTimes(1);
+    expect(opencvMock.cv2.cvtColor).toHaveBeenCalledWith(
+      imageMock,
+      {},
+      'mockColorBGR2GRAY' 
+    );
+  });
+});

imagelab_electron/tests/unit/convertions/GrayToBinary.test.js

@@ -0,0 +1,31 @@
+const GrayToBinary = require('../../../src/operator/convertions/GrayToBinary');
+const opencvMock = require('../opencv-mocks/convertions.mocks');
+
+describe('GrayToBinary Operator', () => {
+  afterEach(() => {
+    jest.clearAllMocks();
+  });
+
+  it('should process threshold function to convert gray image to binary', () => {
+    const operator = new GrayToBinary('type', 'id');
+    operator.cv2 = opencvMock.cv2; // Inject the cv2 mock
+
+    // Set private variables using setParams
+    operator.setParams('thresholdValue', 100);
+    operator.setParams('maxValue', 255);
+
+    const imageMock = 'mockImageData';
+
+    operator.compute(imageMock);
+
+    // Assertions
+    expect(opencvMock.cv2.Mat).toHaveBeenCalledTimes(1);
+    expect(opencvMock.cv2.threshold).toHaveBeenCalledWith(
+      imageMock,
+      {},
+      100,
+      255,
+      'mockThreshBinary'
+    );
+  });
+});

imagelab_electron/tests/unit/opencv-mocks/convertions.mocks.js

@@ -0,0 +1,10 @@
+module.exports = {
+    cv2: {
+      Mat: jest.fn(),
+      cvtColor: jest.fn(),
+      COLOR_BGR2GRAY: 'mockColorBGR2GRAY',
+      threshold: jest.fn(),
+      THRESH_BINARY: 'mockThreshBinary',
+    },
+  };
+