From 6e6505ecb6caf97ea3bea4d05734538c14355b3f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Johannes=20Sch=C3=B6nberger?= <jsch@demuc.de>
Date: Fri, 22 Nov 2013 12:16:44 +0100
Subject: [PATCH] Increase test coverage of regionprops

---
 skimage/measure/tests/test_regionprops.py | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/skimage/measure/tests/test_regionprops.py b/skimage/measure/tests/test_regionprops.py
index 5a4dd117..42926499 100644
--- a/skimage/measure/tests/test_regionprops.py
+++ b/skimage/measure/tests/test_regionprops.py
@@ -345,6 +345,9 @@ def test_old_dict_interface():
 
     np.array([list(props.values()) for props in feats], np.float)
     assert_equal(len(feats[0]), 8)
+    def assign():
+        feats[0]['Area'] = 0
+    assert_raises(RuntimeError, assign)
 
 
 def test_label_sequence():
@@ -361,6 +364,13 @@ def test_pure_background():
     assert len(ps) == 0
 
 
+def test_invalid():
+    ps = regionprops(SAMPLE)
+    def get_intensity_image():
+        ps[0].intensity_image
+    assert_raises(AttributeError, get_intensity_image)
+
+
 if __name__ == "__main__":
     from numpy.testing import run_module_suite
     run_module_suite()