testinggtk r420 - trunk/tests/gdk

[bjornl svn gnome org]

Author: bjornl
Date: Mon Sep  8 15:49:22 2008
New Revision: 420
URL: http://svn.gnome.org/viewvc/testinggtk?rev=420&view=rev

Log:
Add 3 tests for the gdk.PixbufAnimation class

Added:
   trunk/tests/gdk/test_pixbufanimation.py

Added: trunk/tests/gdk/test_pixbufanimation.py
==============================================================================
--- (empty file)
+++ trunk/tests/gdk/test_pixbufanimation.py	Mon Sep  8 15:49:22 2008
@@ -0,0 +1,43 @@
+'''
+Tests for the ``gdk.PixbufAnimation`` class.
+'''
+from gtk import gdk
+
+def test_iter_on_currently_loading_frame_on_empty_anim():
+    '''
+    Ensure that ``iter.on_currently_loading_frame()`` returns ``True``
+    on an empty animation.
+    '''
+    anim = gdk.PixbufSimpleAnim(100, 200, 10)
+    iter = anim.get_iter()
+    assert iter.on_currently_loading_frame() 
+
+def test_iter_on_currently_loading_frame_one_frame():
+    '''
+    Ensure that ``iter.on_currently_loading_frame()`` returns ``True``
+    if the animation has only one frame.
+    '''
+    anim = gdk.PixbufSimpleAnim(100, 200, 10)
+    anim.add_frame(gdk.Pixbuf(gdk.COLORSPACE_RGB, False, 8, 400, 300))
+    iter = anim.get_iter()
+    assert iter.on_currently_loading_frame() 
+
+def test_iter_on_currently_loading_frame_not_last():
+    '''
+    Ensure that ``iter.on_currently_loading_frame()`` returns
+    ``False`` if the pixbuf animation iterator isn't on the last
+    frame in a non-empty animation.
+    '''
+    anim = gdk.PixbufSimpleAnim(100, 200, 40)
+    for x in range(5):
+        pixbuf = gdk.Pixbuf(gdk.COLORSPACE_RGB, False, 8, 400, 300)
+        anim.add_frame(pixbuf)
+
+    time = 0.0
+    iter = anim.get_iter(time)
+    for x in range(4):
+        assert not iter.on_currently_loading_frame()
+        time += iter.get_delay_time() / 1000.0
+        # In case we fall on an edge between two frames
+        while not iter.advance(time):
+            time += 0.001