CounterTest.java

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package com.jcabi;

import org.hamcrest.MatcherAssert;
import org.hamcrest.Matchers;
import org.junit.Assert;
import org.junit.Test;

/**
 * Test case for {@link Counter}, which is actually testing how
 * {@link RetryOnFailure} annotation works.
 * @author Yegor Bugayenko (yegor@tpc2.com)
 * @version $Id: a39a7130e2c90cac2dbf1b8abfc1cf7d2036568c $
 */
public final class CounterTest {

    /**
     * Counter can retry on failure.
     * @throws Exception If something goes wrong
     */
    @Test
    public void retriesOnFailure() throws Exception {
        final Counter counter = new Counter();
        try {
            counter.ping();
            Assert.fail("exception expected");
        } catch (IllegalStateException ex) {
            MatcherAssert.assertThat(counter.get(), Matchers.equalTo(4));
        }
    }

}