Initial tests (#51)

Author: moul

utils_test.go

@@ -0,0 +1,11 @@
+package main
+
+import "testing"
+
+func TestWordify(t *testing.T) {
+	actual := wordify("Hello World 42 !!")
+	expected := "Hello_World_42"
+	if actual != expected {
+		t.Errorf("returned value is invalid [actual: %s][expected: %s]", actual, expected)
+	}
+}