ADD very basic nosetest

test/test_load_module.py

@@ -0,0 +1,31 @@
+#!/usr/bin/python
+"""very basic test cases that load the classes
+
+:author: `Patrick Kanzler <patrick.kanzler@fablab.fau.de>`_ and others
+:organization: Bashlinux and `python-escpos <https://github.com/python-escpos>`_
+:copyright: Copyright (c) 2016 `python-escpos <https://github.com/python-escpos>`_
+:license: GNU GPL v3
+"""
+
+from nose.tools import with_setup
+
+import escpos.printer as printer
+import os
+
+def setup_testfile():
+    """create a testfile as devfile"""
+    fhandle = open('testfile', 'a')
+    try:
+        os.utime('testfile', None)
+    finally:
+        fhandle.close()
+
+def teardown_testfile():
+    """destroy testfile again"""
+    os.remove('testfile')
+
+@with_setup(setup_testfile, teardown_testfile)
+def test_instantiation():
+    """test the instantiation of a escpos-printer class and basic printing"""
+    instance = printer.File(devfile='testfile')
+    instance.text('This is a test\n')