first commit.

way too late.

example/integration_test.go

@@ -0,0 +1,26 @@
+package main
+
+import (
+	"testing"
+
+	"github.com/didiercrunch/doorman"
+	"gopkg.in/mgo.v2/bson"
+)
+
+func TestDoormanDistribution(t *testing.T) {
+	wab = doorman.NewDoorman(bson.NewObjectId(), []float64{0.25, 0.5, 0.10, 0.05, 0.1})
+	n := 10000
+	cases := make([]float64, wab.Length())
+	for i := 0; i <= n; i++ {
+		cases[wab.GetRandomCase()] += 1
+	}
+	expt := make([]float64, wab.Length())
+	for i, p := range wab.Probabilities {
+		expt[i] = p * float64(n)
+	}
+	//  Todo: use chi square test to assert the results are not absurde
+	//if err := AssertTwoDistributionAreProbabliNotDifferent(expt, cases, 0.001); err != nil {
+	//	t.Error(err)
+	//}
+
+}