WebcamLockTest.java

package com.github.sarxos.webcam;

import org.assertj.core.api.Assertions;
import org.easymock.EasyMock;
import org.easymock.EasyMockRunner;
import org.easymock.EasyMockSupport;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;


/**
 * This test case is to cover {@link WebcamLock} class.
 *
 * @author Bartosz Firyn (sarxos)
 */
@RunWith(EasyMockRunner.class)
public class WebcamLockTest extends EasyMockSupport {

	Webcam webcam;

	@Before
	public void before() {

		webcam = createNiceMock(Webcam.class);

		EasyMock
			.expect(webcam.getName())
			.andReturn("test-webcam")
			.anyTimes();

		replayAll();
	}

	@Test
	public void test_lock() {

		WebcamLock lock = new WebcamLock(webcam);
		lock.lock();

		Assertions
			.assertThat(lock.isLocked())
			.isTrue();

		lock.unlock();

		Assertions
			.assertThat(lock.isLocked())
			.isFalse();
	}

	@Test
	public void test_lock2() {

		WebcamLock first = new WebcamLock(webcam);
		WebcamLock second = new WebcamLock(webcam);

		first.lock();

		Assertions
			.assertThat(second.isLocked())
			.isTrue();
	}
}