[gegl] operations: Add test case for gegl:rectangle

[Daniel Sabo <daniels src gnome org>]

commit 8c5b19f970f73a79168fc0c4b2e73dda99f2675b
Author: Daniel Sabo <DanielSabo gmail com>
Date:   Mon Sep 30 11:26:42 2013 -0700

    operations: Add test case for gegl:rectangle

 tests/compositions/Makefile.am              |    3 +-
 tests/compositions/rectangles.xml           |   32 +++++++++++++++++++++++++++
 tests/compositions/reference/rectangles.png |  Bin 0 -> 3074 bytes
 3 files changed, 34 insertions(+), 1 deletions(-)
---
diff --git a/tests/compositions/Makefile.am b/tests/compositions/Makefile.am
index 1d6d93c..7271119 100644
--- a/tests/compositions/Makefile.am
+++ b/tests/compositions/Makefile.am
@@ -49,7 +49,8 @@ TESTS = \
   run-rotate.xml.sh                    \
   run-simple-scale.xml.sh              \
   run-softglow.xml.sh                  \
-  run-transform.xml.sh
+  run-transform.xml.sh                 \
+  run-rectangles.xml.sh
 
   #run-matting-global.xml.sh           
   #run-matting-global-big.xml.sh     
diff --git a/tests/compositions/rectangles.xml b/tests/compositions/rectangles.xml
new file mode 100644
index 0000000..9a03a4b
--- /dev/null
+++ b/tests/compositions/rectangles.xml
@@ -0,0 +1,32 @@
+<?xml version='1.0' encoding='UTF-8'?>
+<gegl>
+  <node operation='gegl:over'>
+      <node operation='gegl:rectangle'>
+          <params>
+              <param name='x'>80.000000</param>
+              <param name='y'>90.000000</param>
+              <param name='width'>130.000000</param>
+              <param name='height'>90.000000</param>
+              <param name='color'>rgb(0.2, 0.8, 0.2)</param>
+          </params>
+      </node>
+  </node>
+  <node operation='gegl:over'>
+      <node operation='gegl:rectangle'>
+          <params>
+              <param name='width'>128.000000</param>
+              <param name='height'>128.000000</param>
+              <param name='color'>rgb(0.0, 0.0, 0.0)</param>
+          </params>
+      </node>
+  </node>
+  <node operation='gegl:rectangle'>
+      <params>
+          <param name='x'>0.000000</param>
+          <param name='y'>0.000000</param>
+          <param name='width'>256.000000</param>
+          <param name='height'>256.000000</param>
+          <param name='color'>rgb(1.0, 1.0, 1.0)</param>
+      </params>
+  </node>
+</gegl>
diff --git a/tests/compositions/reference/rectangles.png b/tests/compositions/reference/rectangles.png
new file mode 100644
index 0000000..f413b87
Binary files /dev/null and b/tests/compositions/reference/rectangles.png differ