[gegl] tests: add a test case for gegl:shift

[Téo Mazars <teom src gnome org>]

commit e3203a826b7e1bb387def2bc10916ca0312faa95
Author: Téo Mazars <teomazars gmail com>
Date:   Sat Nov 23 17:54:01 2013 +0100

    tests: add a test case for gegl:shift

 tests/compositions/Makefile.am         |    1 +
 tests/compositions/reference/shift.png |  Bin 0 -> 673475 bytes
 tests/compositions/shift.xml           |   15 +++++++++++++++
 3 files changed, 16 insertions(+), 0 deletions(-)
---
diff --git a/tests/compositions/Makefile.am b/tests/compositions/Makefile.am
index 630e013..5704e05 100644
--- a/tests/compositions/Makefile.am
+++ b/tests/compositions/Makefile.am
@@ -52,6 +52,7 @@ TESTS = \
 NO_OPENCL_TESTS = \
   rgbe-load.xml                 \
   rgbe-save.xml                 \
+  shift.xml                     \
   stretch-contrast-hsv.xml      \
   pnm-raw-load.xml              \
   pnm-ascii-load.xml
diff --git a/tests/compositions/reference/shift.png b/tests/compositions/reference/shift.png
new file mode 100644
index 0000000..4e6fd3c
Binary files /dev/null and b/tests/compositions/reference/shift.png differ
diff --git a/tests/compositions/shift.xml b/tests/compositions/shift.xml
new file mode 100644
index 0000000..b702c6e
--- /dev/null
+++ b/tests/compositions/shift.xml
@@ -0,0 +1,15 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<gegl>
+  <node operation='gegl:shift'>
+    <params>
+      <param name='direction'>Vertical</param>
+      <param name='shift'>10</param>
+      <param name='seed'>0</param>
+    </params>
+  </node>
+  <node operation='gegl:load'>
+    <params>
+      <param name='path'>data/car-stack.png</param>
+    </params>
+  </node>
+</gegl>