@@ -0,0 +1,328 @@
+ package ru.nivanov;%0A%0Aimport org.junit.Test;%0Aimport static org.hamcrest.core.Is.is;%0Aimport static org.junit.Assert.*;%0A%0Apublic class SquareTest %7B%0A%09%0A%09@Test%0A%09public void whenCalculateYThenReturnOk() %7B%0A%09Square squareOne = new Square(2,3,1);%0A%09float resultOne = squareOne.calculate (2);%0A    assertThat(resultOne, is (15f)); %09 %09%0A%09%7D%0A%09%0A%7D

add SquareTest