@Test
public void testRemoveInstance_success() {

	// Check the Tomcat instance is here.
	final String tomcatPath = InstanceHelpers.computeInstancePath( this.app.getTomcat() );
	Assert.assertNotNull( InstanceHelpers.findInstanceByPath( this.app, tomcatPath ) );
	// Delete the Tomcat instance.
	this.client.getApplicationDelegate().removeInstance( this.app.getName(), tomcatPath );
	// Check it is gone.
	Assert.assertNull( InstanceHelpers.findInstanceByPath( this.app, tomcatPath ) );
}