4. logback message Test

public class LogbackCapturingAppenderTest {
    @After
    public void cleanUp() {
        LogbackCapturingAppender.Factory.cleanUp();
    }

    @Test
    public void shouldCaptureAGivenLog() throws Exception {
        // Given
        LogbackCapturingAppender capturing = LogbackCapturingAppender.Factory.weaveInto(OurDomainWithLogger.LOG);

        // when
        OurDomainWithLogger domainClass = new OurDomainWithLogger();
        domainClass.logThis("This should be logged");

        // then
        assertThat(capturing.getCapturedLogMessage(), is("This should be logged"));
    }

    @Test
    public void shouldNotCaptureAGiveLogAfterCleanUp() throws Exception {

        // Given
        LogbackCapturingAppender capturing = LogbackCapturingAppender.Factory.weaveInto(OurDomainWithLogger.LOG);

        // when
        OurDomainWithLogger domainClass = new OurDomainWithLogger();
        domainClass.logThis("This should be logged at info");
        LogbackCapturingAppender.Factory.cleanUp();
        domainClass.logThis("This should not be logged");

        // then
        assertThat(capturing.getCapturedLogMessage(), is("This should be logged at info"));
    }
}