Test that Rand.standard's choose method is inclusive of max parameter

mperry · mperry · commit 4f483178dd7c · 2015-06-04T19:44:38.000+10:00
diff --git a/core/src/test/java/fj/test/TestRand.java b/core/src/test/java/fj/test/TestRand.java
@@ -0,0 +1,24 @@
+package fj.test;
+
+import fj.Ord;
+import fj.data.Stream;
+import org.junit.Test;
+
+import static org.junit.Assert.assertTrue;
+
+/**
+ * Created by MarkPerry on 4/06/2015.
+ */
+public class TestRand {
+
+    @Test
+    public void testRandLowHighInclusive() {
+        int min = 5;
+        int max = 10;
+        int n = 100;
+        Stream<Integer> s = Stream.range(0, n).map(i -> Rand.standard.choose(min, max)).sort(Ord.intOrd);
+//        System.out.println(s);
+        assertTrue(s.head() == min && s.last() == max);
+    }
+
+}
