Some simple tests for change history.

1 files changed, 26 insertions, 0 deletions

diff --git a/test/simpleTests.py b/test/simpleTests.py
index 3ea186cf9..6c55c7cf4 100644
--- a/test/simpleTests.py
+++ b/test/simpleTests.py
@@ -708,6 +708,32 @@ class TestSimple(unittest.TestCase):
 		self.assertEquals(self.ed.IsRangeWord(6, 7), 0)
 		self.assertEquals(self.ed.IsRangeWord(6, 8), 1)
 
+class TestChangeHistory(unittest.TestCase):
+
+	def setUp(self):
+		self.xite = Xite.xiteFrame
+		self.ed = self.xite.ed
+		self.ed.ClearAll()
+		self.ed.EmptyUndoBuffer()
+		self.data = b"xy"
+
+	def testChangeHistory(self):
+		self.assertEquals(self.ed.ChangeHistory, 0)
+		self.assertEquals(self.ed.UndoCollection, 1)
+		self.ed.UndoCollection = 0
+		self.assertEquals(self.ed.UndoCollection, 0)
+		self.ed.InsertText(0, self.data)
+		self.ed.UndoCollection = 1
+		self.ed.ChangeHistory = 1
+		self.assertEquals(self.ed.ChangeHistory, 1)
+		self.ed.InsertText(0, self.data)
+		self.ed.DeleteRange(0, 2)
+		self.ed.ChangeHistory = 0
+		self.assertEquals(self.ed.ChangeHistory, 0)
+		self.ed.ChangeHistory = 1
+		self.assertEquals(self.ed.ChangeHistory, 1)
+		self.ed.Undo()
+
 MODI = 1
 UNDO = 2
 REDO = 4