diff --git a/bin/fi/oulu/tol/sqat/GildedRose.class b/bin/fi/oulu/tol/sqat/GildedRose.class
index f244eba..b904cd2 100644
Binary files a/bin/fi/oulu/tol/sqat/GildedRose.class and b/bin/fi/oulu/tol/sqat/GildedRose.class differ
diff --git a/bin/fi/oulu/tol/sqat/Item.class b/bin/fi/oulu/tol/sqat/Item.class
index 478a739..86c608e 100644
Binary files a/bin/fi/oulu/tol/sqat/Item.class and b/bin/fi/oulu/tol/sqat/Item.class differ
diff --git a/bin/fi/oulu/tol/sqat/tests/GildedRoseTest.class b/bin/fi/oulu/tol/sqat/tests/GildedRoseTest.class
index e44e81c..df066b3 100644
Binary files a/bin/fi/oulu/tol/sqat/tests/GildedRoseTest.class and b/bin/fi/oulu/tol/sqat/tests/GildedRoseTest.class differ
diff --git a/src/GuidedRoseMyTest.java b/src/GuidedRoseMyTest.java
new file mode 100644
index 0000000..a1d24a8
--- /dev/null
+++ b/src/GuidedRoseMyTest.java
@@ -0,0 +1,204 @@
+import static org.junit.Assert.*;
+
+import java.util.List;
+
+import org.junit.Test;
+
+import fi.oulu.tol.sqat.GildedRose;
+import fi.oulu.tol.sqat.Item;
+
+public class GuidedRoseMyTest {
+
+	@Test
+	public void testUpdateEndOfDay_SellInValueDenotes() {
+		// Arrange
+		GildedRose store = new GildedRose();
+		store.addItem(new Item("generic", 5, 10) );
+		
+		// Act
+		store.updateEndOfDay();
+		
+		// Assert
+		List<Item> items = store.getItems();
+		Item itemWork = items.get(0);
+		assertEquals(9, itemWork.getQuality());
+	}
+	
+	@Test
+	public void testUpdateEndOfDay_SellDatePassedQualityDegrades2() {
+		// Arrange
+		GildedRose store = new GildedRose();
+		store.addItem(new Item("generic", -2, 10) );
+		
+		// Act
+		store.updateEndOfDay();
+		
+		// Assert
+		List<Item> items = store.getItems();
+		Item itemWork = items.get(0);
+		assertEquals(8, itemWork.getQuality());
+	}
+	
+	@Test
+	public void testUpdateEndOfDay_QualityNotNegative() {
+		// Arrange
+		GildedRose store = new GildedRose();
+		store.addItem(new Item("generic", 5, 0) );
+		
+		// Act
+		store.updateEndOfDay();
+		
+		// Assert
+		List<Item> items = store.getItems();
+		Item itemWork = items.get(0);
+		assertEquals(0, itemWork.getQuality());
+	}
+	
+	@Test
+	public void testUpdateEndOfDay_QualityNotNegative2() {
+		// Arrange
+		GildedRose store = new GildedRose();
+		store.addItem(new Item("generic", -2, 1) );
+		
+		// Act
+		store.updateEndOfDay();
+		
+		// Assert
+		List<Item> items = store.getItems();
+		Item itemWork = items.get(0);
+		assertEquals(0, itemWork.getQuality());
+	}
+	
+	@Test
+	//this test failed
+	public void testUpdateEndOfDay_QualityNotMore50() {
+		// Arrange
+		GildedRose store = new GildedRose();
+		store.addItem(new Item("generic", 5, 60) );
+		
+		// Act
+		store.updateEndOfDay();
+		
+		// Assert
+		List<Item> items = store.getItems();
+		Item itemWork = items.get(0);
+		assertEquals(50, itemWork.getQuality());
+	}
+	
+	@Test
+	public void testUpdateEndOfDay_AgedBrieIncreasesQualityOlder() {
+		// Arrange
+		GildedRose store = new GildedRose();
+		store.addItem(new Item("Aged Brie", 2, 10) );
+				
+		// Act
+		store.updateEndOfDay();
+				
+		// Assert
+		List<Item> items = store.getItems();
+		Item itemBrie = items.get(0);
+		assertEquals(11, itemBrie.getQuality());
+		}
+	
+	@Test
+	public void testUpdateEndOfDay_AgedBrieNotMore50() {
+		// Arrange
+		GildedRose store = new GildedRose();
+		store.addItem(new Item("Aged Brie", 5, 50) );
+				
+		// Act
+		store.updateEndOfDay();
+				
+		// Assert
+		List<Item> items = store.getItems();
+		Item itemBrie = items.get(0);
+		assertEquals(50, itemBrie.getQuality());
+		}
+	
+	@Test
+	//this test failed
+	public void testUpdateEndOfDay_Sulfuras() {
+		// Arrange
+		GildedRose store = new GildedRose();
+		store.addItem(new Item("Sulfuras", 5, 80) );
+				
+		// Act
+		store.updateEndOfDay();
+				
+		// Assert
+		List<Item> items = store.getItems();
+		Item itemSulfuras = items.get(0);
+		assertEquals(80, itemSulfuras.getQuality());
+		}
+	
+	@Test
+	//this test failed
+	//the name of the item is not just "Backstage passes"
+	public void testUpdateEndOfDay_Backstagepasses1() {
+		// Arrange
+		GildedRose store = new GildedRose();
+		store.addItem(new Item("Backstage passes", 20, 10) );
+				
+		// Act
+		store.updateEndOfDay();
+				
+		// Assert
+		List<Item> items = store.getItems();
+		Item itemBackstagepasses = items.get(0);
+		assertEquals(11, itemBackstagepasses.getQuality());
+		}
+	
+	@Test
+	//this test failed
+	//the name of the item is not just "Backstage passes"
+	public void testUpdateEndOfDay_Backstagepasses2() {
+		// Arrange
+		GildedRose store = new GildedRose();
+		store.addItem(new Item("Backstage passes", 10, 10) );
+				
+		// Act
+		store.updateEndOfDay();
+				
+		// Assert
+		List<Item> items = store.getItems();
+		Item itemBackstagepasses = items.get(0);
+		assertEquals(12, itemBackstagepasses.getQuality());
+		}
+	
+	@Test
+	//this test failed
+	//the name of the item is not just "Backstage passes"
+	public void testUpdateEndOfDay_Backstagepasses3() {
+		// Arrange
+		GildedRose store = new GildedRose();
+		store.addItem(new Item("Backstage passes", 5, 10) );
+				
+		// Act
+		store.updateEndOfDay();
+				
+		// Assert
+		List<Item> items = store.getItems();
+		Item itemBackstagepasses = items.get(0);
+		assertEquals(13, itemBackstagepasses.getQuality());
+		}
+	
+	@Test
+	//this test failed
+	//the name of the item is not just "Backstage passes"
+	public void testUpdateEndOfDay_Backstagepasses4() {
+		// Arrange
+		GildedRose store = new GildedRose();
+		store.addItem(new Item("Backstage passes", 0, 10) );
+				
+		// Act
+		store.updateEndOfDay();
+				
+		// Assert
+		List<Item> items = store.getItems();
+		Item itemBackstagepasses = items.get(0);
+		assertEquals(0, itemBackstagepasses.getQuality());
+		}
+	
+
+
+}