Added tests for ItemsContainer

Server/src/test/java/net/simon987/server/assembly/game/objects/ItemsContainerTest.java

@@ -0,0 +1,72 @@
+package net.simon987.server.game.objects;
+
+import net.simon987.server.game.item.ItemCopper;
+import org.bson.Document;
+import org.junit.Assert;
+import org.junit.Test;
+
+public class ItemsContainerTest {
+
+    @Test
+    public void shouldBeSerializableToMongoFormat() {
+        ItemsContainer itemsContainer = new ItemsContainer(2);
+        ItemCopper item = new ItemCopper();
+        itemsContainer.placeItem(item);
+
+        Document document = itemsContainer.mongoSerialise();
+
+        ItemsContainer deserialized = new ItemsContainer(document);
+        Assert.assertTrue(deserialized.canTakeItem(item.getId()));
+    }
+
+    @Test
+    public void shouldPlaceItemWhenCapacityAllowsIt() {
+        ItemsContainer itemsContainer = new ItemsContainer(1);
+
+        boolean result = itemsContainer.placeItem(new ItemCopper());
+
+        Assert.assertEquals(true, result);
+    }
+
+    @Test
+    public void shouldNotPlaceItemWhenThereIsNoCapacityLeft() {
+        ItemsContainer itemsContainer = new ItemsContainer(1);
+
+        itemsContainer.placeItem(new ItemCopper());
+        boolean result = itemsContainer.placeItem(new ItemCopper());
+
+        Assert.assertEquals(false, result);
+    }
+
+    @Test
+    public void shouldNotBeAbleToTakeItemWhenItWasNotPlacedBefore() {
+        ItemsContainer itemsContainer = new ItemsContainer(1);
+
+        boolean result = itemsContainer.canTakeItem(1);
+
+        Assert.assertEquals(false, result);
+    }
+
+    @Test
+    public void shouldBeAbleToTakeItemIfItWasPlacedBefore() {
+        ItemsContainer itemsContainer = new ItemsContainer(1);
+        ItemCopper item = new ItemCopper();
+
+        itemsContainer.placeItem(item);
+        boolean result = itemsContainer.canTakeItem(item.getId());
+
+        Assert.assertEquals(true, result);
+    }
+
+    @Test
+    public void shouldNotBeAbleToTakeItemAfterItWasTaken() {
+        ItemsContainer itemsContainer = new ItemsContainer(1);
+        ItemCopper item = new ItemCopper();
+
+        itemsContainer.placeItem(item);
+        itemsContainer.takeItem(item.getId());
+        boolean result = itemsContainer.canTakeItem(item.getId());
+
+        Assert.assertEquals(false, result);
+    }
+}