@Test
 public void missingMandatoryParametersShouldReturnTrueIfApiAccessKeyIsMissing() throws Exception {
   settings.removeProperty(RedmineSettings.API_ACCESS_KEY);
   redmineSettings = new RedmineSettings(settings);
   assertThat(redmineSettings.missingMandatoryParameters(), is(true));
 }
 @Test
 public void missingMandatoryParametersShouldReturnTrueIfProjectKeyIsMissing() throws Exception {
   settings.removeProperty(RedmineSettings.PROJECT_KEY);
   redmineSettings = new RedmineSettings(settings);
   assertThat(redmineSettings.missingMandatoryParameters(), is(true));
 }
 @Test
 public void missingMandatoryParametersShouldReturnFalse() throws Exception {
   assertThat(redmineSettings.missingMandatoryParameters(), is(false));
 }