Rename sheet folders to assure proper sorting

aufgaben/sheet06/sol1/src/tests.rs

@@ -0,0 +1,28 @@
+#[test]
+fn clamp() {
+    use clamp;
+
+    assert_eq!(clamp(3,  5, 10), 5);
+    assert_eq!(clamp(6,  5, 10), 6);
+    assert_eq!(clamp(11, 5, 10), 10);
+
+    assert_eq!(clamp(3.0,  5.0, 10.0), 5.0);
+    assert_eq!(clamp(6.0,  5.0, 10.0), 6.0);
+    assert_eq!(clamp(11.0, 5.0, 10.0), 10.0);
+}
+
+#[test]
+fn sum_product() {
+    use sum_product;
+
+    assert_eq!(sum_product(3, 4), (7, 12));
+    assert_eq!(sum_product(3.0, 4.0), (7.0, 12.0));
+}
+
+#[test]
+fn bool_option() {
+    use BoolOptionExt;
+
+    assert_eq!(false.into_option(3), None);
+    assert_eq!( true.into_option(3), Some(3));
+}