some very basic UI unit tests (for "list" only, for now)

test/test_ui.py

@@ -0,0 +1,78 @@
+# This file is part of beets.
+# Copyright 2010, Adrian Sampson.
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+# 
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+
+"""Tests for the command-line interface.
+"""
+
+import unittest
+import sys
+sys.path.append('..')
+from beets import library
+from beets import ui
+from beets.ui import commands
+
+# Dummy printing so we can get the commands' output.
+outbuffer = []
+def buffer_append(*txt):
+    outbuffer.extend(txt)
+ui.print_ = buffer_append
+commands.print_ = buffer_append
+def get_output():
+    return u' '.join(outbuffer)
+def clear_buffer():
+    outbuffer[:]
+
+class ListTest(unittest.TestCase):
+    def setUp(self):
+        clear_buffer()
+        self.lib = library.Library(':memory:')
+        i = library.Item({
+            'title':      u'the title',
+            'artist':     u'the artist',
+            'album':      u'the album',
+            'genre':      u'the genre',
+            'composer':   u'the composer',
+            'grouping':   u'the grouping',
+            'year':       1,
+            'month':      2,
+            'day':        3,
+            'track':      4,
+            'tracktotal': 5,
+            'disc':       6,
+            'disctotal':  7,
+            'lyrics':     u'the lyrics',
+            'comments':   u'the comments',
+            'bpm':        8,
+            'comp':       True,
+            'path':       'somepath',
+            'length':     60.0,
+            'bitrate':    128000,
+        })
+        self.lib.add(i)
+        
+    def test_list_outputs_item(self):
+        commands.list_items(self.lib, '', False)
+        out = get_output()
+        self.assertTrue(u'the title' in out)
+    
+    def test_list_album_omits_title(self):
+        commands.list_items(self.lib, '', True)
+        out = get_output()
+        self.assertTrue(u'the title' not in out)
+    
+def suite():
+    return unittest.TestLoader().loadTestsFromName(__name__)
+
+if __name__ == '__main__':
+    unittest.main(defaultTest='suite')