1 files changed, 45 insertions, 0 deletions
diff --git a/dice/src/test/java/bjc/dicelang/neodice/DieTest.java b/dice/src/test/java/bjc/dicelang/neodice/DieTest.java
new file mode 100644
index 0000000..fc69f99
--- /dev/null
+++ b/dice/src/test/java/bjc/dicelang/neodice/DieTest.java
@@ -0,0 +1,45 @@
+package bjc.dicelang.neodice;
+
+import static org.junit.Assert.*;
+
+import java.util.*;
+
+import org.junit.*;
+
+@SuppressWarnings("javadoc")
+public class DieTest {
+	private final static Random rng = new Random();
+
+	@Test
+	public void onesidedDiceReturnOne() {
+		Die die = DieFactory.polyhedral(1);
+		
+		for (int i = 0; i < 10; i++) {
+			assertEquals("One-sided dice always return 1", 1, die.roll(rng));
+		}
+	}
+	
+	@Test
+	public void polyhedralDiceStayInRange() {
+		Die die = DieFactory.polyhedral(6);
+		
+		for (int i = 0; i < 50; i++) {
+			int result = die.roll(rng);
+			
+			boolean inRange = result <= 6 && result >= 1;
+			
+			assertTrue("Six-sided dice always return a value from 1 to 6", inRange);
+		}
+	}
+	
+	public void polyhedralDiceEqualityFunctionsProperly() {
+		Die dieA1 = DieFactory.polyhedral(1);
+		Die dieA2 = DieFactory.polyhedral(1);
+		Die dieB1 = DieFactory.polyhedral(2);
+		
+		assertEquals("Polyhedral dice with the same number of sides are equal",
+				dieA1, dieA2);
+		assertNotEquals("Polyhedral dice with a diffeent number of sides aren't equal",
+				dieA1, dieB1);
+	}
+}