Calculator

The method of calculation - Revers Polish Notation.

More details about the algorithm https://habrahabr.ru/post/100869/

This calculator check error like:

"--1 + 2" double or more operands
"12,,1 - 1"  double or more commas
"12..1 - 1" double or more dots
"((12.1 - 1)" double or more open parenthesis
"(12.1 - 1))" double or more closing parenthesis
"asd 12.1 - 1" incorrect elements
"1+1" without whitespaces
"1  +    1" one or more whitespaces

Installation

For install use makefile. Run make, then run make install

For uninstall run make uninstall

App name = calculator

Tests

Unit tests based on CxxTest also included.

CxxTest - https://github.com/CxxTest/cxxtest.git

To run them you can run these commands:

make tests / ./runtests.sh - just run tests and print out a success rate.

make tests-verbose / ./runtests.sh -v - run tests and print out a success rate and some tracing information.

Author

• Sizykh Vladimir