[gtk+] testsuite: Add another gl renderer test case

[Timm Bäder <baedert src gnome org>]

commit 87bdfbb02c659da418641a67bc4e4a1dcbbf63e4
Author: Timm Bäder <mail baedert org>
Date:   Fri Jan 19 14:59:31 2018 +0100

    testsuite: Add another gl renderer test case

 testsuite/gsk/gl/shadow_transform1.gl.png |  Bin 0 -> 1011 bytes
 testsuite/gsk/gl/shadow_transform1.node   |  Bin 0 -> 1539 bytes
 testsuite/gsk/meson.build                 |    3 ++-
 3 files changed, 2 insertions(+), 1 deletions(-)
---
diff --git a/testsuite/gsk/gl/shadow_transform1.gl.png b/testsuite/gsk/gl/shadow_transform1.gl.png
new file mode 100644
index 0000000..ab8aa0c
Binary files /dev/null and b/testsuite/gsk/gl/shadow_transform1.gl.png differ
diff --git a/testsuite/gsk/gl/shadow_transform1.node b/testsuite/gsk/gl/shadow_transform1.node
new file mode 100644
index 0000000..402ccdd
Binary files /dev/null and b/testsuite/gsk/gl/shadow_transform1.node differ
diff --git a/testsuite/gsk/meson.build b/testsuite/gsk/meson.build
index 7093265..02442b4 100644
--- a/testsuite/gsk/meson.build
+++ b/testsuite/gsk/meson.build
@@ -42,7 +42,8 @@ gl_tests = [
   ['outset shadow blurred simple', 'outset_shadow_blurred_simple.node', 
'outset_shadow_blurred_simple.gl.png'],
   ['outset shadow blurred small', 'outset_shadow_blurred_small.node', 'outset_shadow_blurred_small.gl.png'],
   ['outset shadow blurred offset', 'outset_shadow_blurred_offset.node', 
'outset_shadow_blurred_offset.gl.png'],
-  ['Text with alpha', 'text_alpha.node', 'text_alpha.gl.png']
+  ['Text with alpha', 'text_alpha.node', 'text_alpha.gl.png'],
+  ['Transform in Shadow', 'shadow_transform1.node', 'shadow_transform1.gl.png']
 ]
 
 foreach gl_test : gl_tests