Unit tests for setting the value of an XMP tag.

1 files changed, 34 insertions, 4 deletions

diff --git a/unittest/xmp.py b/unittest/xmp.py
index 2db7ca9..4b977ca 100644
--- a/unittest/xmp.py
+++ b/unittest/xmp.py
@@ -29,6 +29,20 @@ from pyexiv2 import XmpTag, XmpValueError, FixedOffset
 import datetime
 
 
+class ImageMetadataMock(object):
+
+    tags = {}
+
+    def _set_xmp_tag_value(self, key, value):
+        self.tags[key] = value
+
+    def _delete_xmp_tag(self, key):
+        try:
+            del self.tags[key]
+        except KeyError:
+            pass
+
+
 class TestXmpTag(unittest.TestCase):
 
     def test_convert_to_python_bag(self):
@@ -305,12 +319,28 @@ class TestXmpTag(unittest.TestCase):
 
 
     def test_set_values_no_metadata(self):
-        # TODO
-        raise NotImplementedError()
+        tag = XmpTag('Xmp.xmp.ModifyDate', 'ModifyDate', 'Modify Date',
+                     'The date and time the resource was last modified. Note:' \
+                     ' The value of this property is not necessarily the same' \
+                     "as the file's system modification date because it is " \
+                     'set before the file is saved.', 'Date',
+                     '2005-09-07T15:09:51-07:00')
+        old_value = tag.value
+        tag.value = datetime.datetime(2009, 4, 22, 8, 30, 27, tzinfo=FixedOffset())
+        self.failIfEqual(tag.value, old_value)
 
     def test_set_values_with_metadata(self):
-        # TODO
-        raise NotImplementedError()
+        tag = XmpTag('Xmp.xmp.ModifyDate', 'ModifyDate', 'Modify Date',
+                     'The date and time the resource was last modified. Note:' \
+                     ' The value of this property is not necessarily the same' \
+                     "as the file's system modification date because it is " \
+                     'set before the file is saved.', 'Date',
+                     '2005-09-07T15:09:51-07:00')
+        tag.metadata = ImageMetadataMock()
+        old_value = tag.value
+        tag.value = datetime.datetime(2009, 4, 22, 8, 30, 27, tzinfo=FixedOffset())
+        self.failIfEqual(tag.value, old_value)
+        self.assertEqual(tag.metadata.tags[tag.key], '2009-04-22T08:30:27Z')
 
     def test_del_values_no_metadata(self):
         # TODO