1 files changed, 46 insertions, 0 deletions
diff --git a/bzrlib/tests/testui.py b/bzrlib/tests/testui.py
new file mode 100644
index 0000000..9a4a81c
--- /dev/null
+++ b/bzrlib/tests/testui.py
@@ -0,0 +1,46 @@
+# Copyright (C) 2010 Canonical Ltd
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+
+"""UI implementations for use in testing.
+"""
+
+
+from bzrlib import (
+    progress,
+    ui,
+    )
+
+
+class ProgressRecordingUIFactory(ui.UIFactory, progress.DummyProgress):
+    """Captures progress updates made through it.
+    
+    This is overloaded as both the UIFactory and the progress model."""
+
+    def __init__(self):
+        super(ProgressRecordingUIFactory, self).__init__()
+        self._calls = []
+        self.depth = 0
+
+    def nested_progress_bar(self):
+        self.depth += 1
+        return self
+
+    def finished(self):
+        self.depth -= 1
+
+    def update(self, message, count=None, total=None):
+        if self.depth == 1:
+            self._calls.append(("update", count, total, message))