Increased test coverage

tests/test_asciiart.py

@@ -0,0 +1,38 @@
+#!/usr/bin/env python
+# -*- coding: utf-8 -*-
+# Copyright (c) 2017 Richard Hull and contributors
+# See LICENSE.rst for details.
+
+"""
+Tests for :py:class:`luma.emulator.device.asciiart`.
+"""
+
+from luma.core.render import canvas
+from luma.emulator.device import asciiart
+
+import curses
+from helpers import patch
+
+import baseline_data
+
+
+@patch('curses.start_color')
+@patch('curses.use_default_colors')
+@patch('curses.noecho')
+@patch('curses.echo')
+@patch('curses.cbreak')
+@patch('curses.nocbreak')
+@patch('curses.endwin')
+@patch('curses.init_pair')
+@patch('curses.color_pair')
+@patch('curses.initscr')
+def test_asciiart_display(scr, *mocks):
+    curses.COLORS = 10
+    scr.return_value.getmaxyx.return_value = [40, 80]
+    device = asciiart()
+    with canvas(device) as draw:
+        baseline_data.primitives(device, draw)
+
+    # TODO: need some asserts somewhere here..
+
+    device.cleanup()