example: add boolean usage example from rosetta code

Signed-off-by: Alexandre Terrasa <alexandre@moz-code.org>

diff --git a/examples/rosettacode/boolean_values.nit b/examples/rosettacode/boolean_values.nit
new file mode 100644 (file)
index 0000000..2f5c698
--- /dev/null
+++ b/examples/rosettacode/boolean_values.nit
@@ -0,0 +1,16 @@
+#!/usr/bin/env nit
+#
+# This file is part of NIT ( http://www.nitlanguage.org ).
+# This program is public domain
+
+# Task: Boolean values
+# SEE: <http://rosettacode.org/wiki/Boolean_values>
+module boolean_values
+
+if true then print "true"
+if not false then print "not false"
+if 1 < 2 then print "1 < 2"
+if 2 > 1 then print "2 > 1"
+if not 2 < 1 then print "2 not < 1"
+if 1 == 1 then print "1 == 1"
+if 1 != 2 then print "1 != 2"

diff --git a/tests/sav/boolean_values.res b/tests/sav/boolean_values.res
new file mode 100644 (file)
index 0000000..7c20269
--- /dev/null
+++ b/tests/sav/boolean_values.res
@@ -0,0 +1,7 @@
+true
+not false
+1 < 2
+2 > 1
+2 not < 1
+1 == 1
+1 != 2