diff -r 000000000000 -r 6474c204b198 js/src/tests/lib/terminal_unix.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/lib/terminal_unix.py	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,37 @@
+import sys
+
+class Terminal(object):
+    COLOR = {
+        'red': '31',
+        'green': '32',
+        'blue': '34',
+        'gray': '37'
+    }
+    NORMAL_INTENSITY = '1'
+    BRIGHT_INTENSITY = '2'
+    ESCAPE = '\x1b['
+    RESET = '0'
+    SEPARATOR = ';'
+    COLOR_CODE = 'm'
+    CLEAR_RIGHT_CODE = 'K'
+
+    @classmethod
+    def set_color(cls, color):
+        """
+        color: str - color definition string
+        """
+        mod = Terminal.NORMAL_INTENSITY
+        if color.startswith('bright'):
+            mod = Terminal.BRIGHT_INTENSITY
+            color = color[len('bright'):]
+        color_code = Terminal.COLOR[color]
+
+        sys.stdout.write(cls.ESCAPE + color_code + cls.SEPARATOR + mod + cls.COLOR_CODE)
+
+    @classmethod
+    def reset_color(cls):
+        sys.stdout.write(cls.ESCAPE + cls.RESET + cls.COLOR_CODE)
+
+    @classmethod
+    def clear_right(cls):
+        sys.stdout.write(cls.ESCAPE + cls.CLEAR_RIGHT_CODE)