kmstest: Extend Rect class

Add a helper isEmpty() method to the Rect class, as well as a __repr__()
method to pretty-print the rectangle.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>

1 files changed, 7 insertions, 0 deletions

diff --git a/tests/kmstest.py b/tests/kmstest.py
index f13e3fb..0281c67 100755
--- a/tests/kmstest.py
+++ b/tests/kmstest.py
@@ -212,6 +212,13 @@ class Rect(object):
         self.width = width
         self.height = height
 
+    def __repr__(self):
+        return "(%d,%d)/%ux%u" % (self.left, self.top, self.width, self.height)
+
+    def isEmpty(self):
+        """Check if the rectangle has a zero width or height"""
+        return self.width == 0 or self.height == 0
+
 
 class AtomicRequest(pykms.AtomicReq):
     """pymkms.AtomicReq wrapper to track state changes"""