Specflow Basics

Introduction#

You can write tests in non-techinical way as below using specflow.

Specflow is an open source extension available in visual studio, that lets you to write specifications using Gherkin syntax.

Just if you are aware about cucumber for BDD approach, then specflow is cucumber for .net.

Example feature file

Example Feature file:

Feature: Calculator

   In order to avoid silly mistakes
   As a math idiot
   I want to be told the sum of two numbers

@mytag

Scenario: Add two numbers

   Given I have entered 50 into the calculator
   And I have also entered 70 into the calculator
   When I press add
   Then the result should be 120 on the screen

Data Driven test in Specflow

    Given I have entered <FirstOperand> into the calculator
    And I have also entered <SecondOperand> into the calculator
    When I press add
    Then the result should be <Result> on the screen
    |FirstOperand|SecondOperand|Result|
    |20          |30           |50    |
    |60          |40           |100   |

it will run test 2 times for 2 set of test data