LCOV is a graphical tool for GCC coverage testing with gcov. It creates HTML pages containing source code annotated with coverage information by collecting gcov data from multiple source files. LCOV supports "Line Coverage" and "Function Coverage" measurement.

The LCOV report looks as follows:

Installation

Install on Ubuntu

sudo apt-get update -qq -y
sudo apt-get install lcov -y

Install on Mac

brew install lcov

Install on Windows

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