Dev

src/main/python/bins.py

@@ -1,10 +1,15 @@
 class Bins:
 
-    def __init__(self, numrolls):
-        self.numberOfRolls = numrolls
-
-    bin = {}
-    for x in range (self.numberOfRolls, self.numberOfRolls * 6):
-        result ={x:0}
-        bin.append(result)
-        return bin
+    def __init__(self, numDice):
+        self.numberOfDice = numDice
+        self.list = []
+
+
+    def create_bin(self):
+        for x in range(self.numberOfDice, self.numberOfDice * 6 + 1):
+            self.list.append(0)
+
+    def increment_bin(self,sum):
+        index = sum - self.numberOfDice
+        checkthis = self.list[index] + 1
+        self.list[index] = checkthis

src/main/python/dice.py

@@ -2,13 +2,12 @@
 
 
 class Dice:
-    MAX = 6
 
-    def __init__(self, numrolls):
-        self.numberOfRolls = numrolls
+    def __init__(self, numDice):
+        self.numberOfDice = numDice
 
-    def tossandsum(self):
+    def tossAndSum(self):
         toss = 0
-        for i in range(self.numberOfRolls):
+        for i in range(self.numberOfDice):
             toss = toss + random.randint(1, 6)
         return toss

src/main/python/mainapplication.py

@@ -0,0 +1,4 @@
+from src.main.python.simulation import Simulation
+
+sim = Simulation(3,1000000)
+sim.runSimulation()

src/main/python/simulation.py

@@ -1,16 +1,29 @@
+from src.main.python.bins import Bins
 from src.main.python.dice import Dice
-# from src.main.python.bins import ?????
 
 
 class Simulation:
 
+
     def __init__(self, numberdice, numberrolls):
         self.numberOfDice = numberdice
         self.numberOfRolls = numberrolls
+        self.dice = Dice(self.numberOfDice)
+        self.bins = Bins(self.numberOfDice)
 
     def runSimulation(self):
+        self.bins.create_bin()
         for i in range(self.numberOfRolls):
-            dice1 = Dice(self.numberOfDice)
-            dicesum = dice1.tossandsum()
-            print(dicesum)
-            # add dicesum to bin
+            dicesum = self.dice.tossAndSum()
+            self.bins.increment_bin(dicesum)
+        self.printStars(self.bins.list)
+
+
+
+    def printStars(self, list):
+        for x in list:
+            stars = ""
+            for y in range(1, int(100*x/self.numberOfRolls)):
+                stars = stars + "*"
+
+            print("sum: %-5s  times: %-7s percent: %-9s : %s" % (list.index(x) + self.numberOfDice, x, x/self.numberOfRolls, stars))

src/test/python/dicey_test.py

@@ -0,0 +1,22 @@
+import unittest
+from src.main.python.bins import Bins
+from src.main.python.dice import Dice
+from src.main.python.simulation import Simulation
+
+
+class TestDiceyLab(unittest.TestCase):
+    def test_createBin(self):
+        bins = Bins(5)
+        bins.create_bin()
+        self.assertTrue(len(bins.list), 26)
+
+    def test_tossAndSum(self):
+        for x in range(0, 10000):
+            num = Dice(5).tossAndSum()
+            self.assertTrue(num <= 30)
+            self.assertTrue(num >= 5)
+
+
+
+if __name__ == '__main__':
+    unittest.main()