Adding upstream version 3.0.4.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

libgimp/test/test_pattern.py

@@ -0,0 +1,42 @@
+
+"""
+Python to test GimpPattern class of libgimp API.
+
+See comments about usage and setup in test-resource-class.py
+Paste into the Python Console and expect no exceptions.
+
+Setup: "Pine" Pattern is selected.
+
+Testing some class methods is in test_resource_class.py
+
+Class has no setters.
+Object is not editable.
+Class has no is_editable() method.
+"""
+
+"""
+Test a known, stock pattern "Pine"
+!!! Test numeric literals must change if the pattern is changed.
+"""
+pattern_pine  = Gimp.context_get_pattern()
+assert pattern_pine.get_id() == "Pine"
+
+"""
+Test getters
+"""
+success, width, height, bpp = pattern_pine.get_info()
+print( width, height, bpp)
+assert success
+assert width  == 64
+assert height == 56
+assert bpp    == 3
+
+success, width, height, bpp, pixels = pattern_pine.get_pixels()
+print( len(pixels) )
+assert success
+assert width  == 64
+assert height == 56
+assert bpp    == 3
+assert len(pixels) == 10752
+
+# Not testing the pixels content