@@ -0,0 +1,499 @@
+package ru.alexandr;%0A%0Aimport org.junit.Test;%0Aimport static org.hamcrest.core.Is.is;%0Aimport static org.junit.Assert.assertThat;%0A%0A/**...%0A%09* Counter Test.%0A%09* @author Alexander Golubev.%0A%09* since 07.12.2016.%0A%09*/%0Apublic class CounterTest %7B%0A%09/**.%0A%09* Test counter.%0A%09*/%0A%09@Test%0A    public void whenAddSStartToFinishThenResult() %7B%0A%09%09Counter counter = new Counter();%0A%09%09final int start = 0;%0A%09%09final int finish = 10;%0A%09%09final int result = 20;%0A%09%09counter.add(start, finish);%0A%09%09assertThat(result, is(result));%0A    %7D%0A%7D

add structure