refactored testing

src/test/uebung/uebung05/logistics/storage/IntStorageTest.java

@@ -0,0 +1,80 @@
+package test.uebung.uebung05.logistics.storage;
+
+import uebung05.*;
+import org.junit.Before;
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+public class IntStorageTest {
+    private static final int MAX = 3;
+
+    private IntStorage intStorage;
+
+    @Before
+    public void setup() {
+        intStorage = new IntStorage(0, Oil.INSTANCE, MAX);
+    }
+
+    @Test
+    public void testEmptyStorage() {
+        assertEquals(0, intStorage.getStored());
+    }
+
+    @Test
+    public void testGetStorage() {
+        intStorage.fill(1);
+        assertEquals(1, intStorage.getStored());
+    }
+
+    @Test
+    public void testGetMax() {
+        assertEquals(MAX, intStorage.getMax());
+    }
+
+    @Test
+    public void testFillUp() {
+        intStorage.fillUp();
+        assertEquals(MAX, intStorage.getStored());
+    }
+
+    @Test
+    public void testUpperBound() {
+        intStorage.fill(MAX + 1);
+        assertEquals(MAX, intStorage.getStored());
+    }
+
+    @Test
+    public void testConsume() {
+        intStorage.fillUp();
+        assertEquals(MAX, intStorage.getStored());
+        assertEquals(MAX, intStorage.consume(MAX));
+    }
+
+    @Test
+    public void testLowerBound() {
+        intStorage.consume(1);
+        assertEquals(0, intStorage.getStored());
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void testIllegalFill() {
+        intStorage.fill(-1);
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void testIllegalConsume() {
+        intStorage.consume(-1);
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void testIllegalLowerBoundConstructor() {
+        new IntStorage(-1, Oil.INSTANCE, MAX);
+    }
+
+    @Test
+    public void testUpperBoundConstructor() {
+        final IntStorage storage = new IntStorage(MAX + 1, Oil.INSTANCE, MAX);
+        assertEquals(MAX, storage.getStored());
+    }
+}