@Test
public void shouldHandleTheClearAllFiltersCommand() throws Exception {
Assert.assertEquals(13, filterList.size());
layerUnderTest.doCommand(new UpdateDataCommand(layerUnderTest, 1, 2,
"ford"));
Assert.assertEquals(1, filterList.size());
layerUnderTest.doCommand(new UpdateDataCommand(layerUnderTest, 0, 2,
"XXX"));
Assert.assertEquals(0, filterList.size());
layerUnderTest.doCommand(new ClearAllFiltersCommand());
Assert.assertEquals(13, filterList.size());