Unit testing, a testing technique using which individual modules are tested to determine if there are any issues by the developer himself. It is concerned with functional correctness of the standalone modules. The main aim is to isolate each unit of the system to identify, analyze and fix the defects.
Automated visual testing is really challenge. Comparing layouts day by day is also challenge and take time. It’s the reason why we want to develop a tool to support our automation script and saves time to compare the layout.
PixelGrabber là một thư viện Java cho phép lấy ra các điểm ảnh (pixels) trên hình và từ đó có thể dùng để so sánh để phát hiện ra sự thay đổi, khác biệt giữa hai bức ảnh. Có thể ứng dụng vào Automation để nhận biết những sự thay đổi layout.
Optical character recognition (also optical character reader, OCR) is the mechanical or electronic conversion of images of typed, handwritten or printed text into machine-encoded text, whether from a scanned document, a photo of a document, a scene-photo (for example the text on signs and billboards in a landscape photo) or from subtitle text superimposed on an image.
This tutorial will show users how to Random string in Java.