@Test public void addLayerAddsUniqueLayer() { Layer topLayer = new Layer(); assertTrue(network.addLayer(topLayer)); assertEquals(topLayer, network.getOutputLayer()); }
@Test public void addLayerRejectsDuplicateLayer() { Layer topLayer = new Layer(); assertTrue(network.addLayer(topLayer)); assertFalse(network.addLayer(topLayer)); assertEquals(topLayer, network.getOutputLayer()); }
@Test public void addLayerToANullLayerList() { Layer topLayer = new Layer(); network.setLayers(null); assertTrue(network.addLayer(topLayer)); assertEquals(topLayer, network.getOutputLayer()); }
@Test public void returnsOutputLayer() { Set<Layer> layers = new HashSet<Layer>(); Layer topLayer = new Layer(); Layer middleLayer = new Layer(); Layer bottomLayer = new Layer(); Connections firstConnection = new FullyConnected(topLayer, middleLayer, 0, 0); Connections secondConnection = new FullyConnected(middleLayer, bottomLayer, 0, 0); topLayer.addConnection(firstConnection); middleLayer.addConnection(firstConnection); middleLayer.addConnection(secondConnection); bottomLayer.addConnection(secondConnection); layers.add(topLayer); layers.add(middleLayer); layers.add(bottomLayer); network.setLayers(layers); assertEquals(bottomLayer, network.getOutputLayer()); }
@Test public void returnsNullOutputLayerOnEmptyNetwork() { assertNull(network.getOutputLayer()); }