From 7df2ef1e850cefd5fcbd62d1dd27bae1bef975a1 Mon Sep 17 00:00:00 2001
From: Stefan van der Walt <stefan@sun.ac.za>
Date: Wed, 21 Aug 2013 17:50:21 +0200
Subject: [PATCH] Add tests for image tags.

---
 skimage/io/tests/test_image.py | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 skimage/io/tests/test_image.py

diff --git a/skimage/io/tests/test_image.py b/skimage/io/tests/test_image.py
new file mode 100644
index 00000000..6c54695b
--- /dev/null
+++ b/skimage/io/tests/test_image.py
@@ -0,0 +1,17 @@
+from skimage.io import Image
+
+from numpy.testing import assert_equal, assert_array_equal
+
+def test_tags():
+    f = Image([1, 2, 3], foo='bar', sigma='delta')
+    g = Image([3, 2, 1], sun='moon')
+    h = Image([1, 1, 1])
+
+    assert_equal(f.tags['foo'], 'bar')
+    assert_array_equal((g + 2).tags['sun'], 'moon')
+    assert_equal(h.tags, {})
+
+if __name__ == "__main__":
+    from numpy.testing import run_module_suite
+    run_module_suite()
+