Add tests for Ppmchange, Pambackground miscellaneous other refinements

git-svn-id: http://svn.code.sf.net/p/netpbm/code/trunk@2314 9d0c8265-081b-0410-96cb-a4ca84ce46f8

1 files changed, 42 insertions, 0 deletions

diff --git a/test/pambackground.test b/test/pambackground.test
new file mode 100755
index 00000000..58526fdd
--- /dev/null
+++ b/test/pambackground.test
@@ -0,0 +1,42 @@
+#! /bin/bash
+# This script tests: pambackground 
+# Also requires: pamgradient pamseq pbmmake pnmmargin pnmremap pnmtile
+
+  alias pambackground="${PBM_TESTPREFIX}pambackground"
+  alias pamgradient="${PBM_BINPREFIX}pamgradient"
+  alias pamseq="${PBM_BINPREFIX}pamseq"
+  alias pbmmake="${PBM_BINPREFIX}pbmmake"
+  alias pnmmargin="${PBM_BINPREFIX}pnmmargin"
+  alias pnmremap="${PBM_BINPREFIX}pnmremap"
+  alias pnmtile="${PBM_BINPREFIX}pnmtile"
+  shopt -s expand_aliases
+
+tmpdir=${tmpdir:-/tmp}
+
+# Test 1.
+# Should produce: 2155020792 451
+pbmmake -g 23 11 | pnmmargin -black 2 | pambackground | cksum
+
+
+# Test 2.
+# Should produce: 2514682516 33871
+ibmttl_pam=${tmpdir}/ibmttl.pam
+
+pamseq 3 1 > ${ibmttl_pam} && \
+pnmremap -quiet -mapfile ${ibmttl_pam} testimg.ppm | pambackground | cksum
+rm ${ibmttl_pam}
+
+
+# Test 3.
+# Should produce: 2667595257 17328
+pamgradient rgb:01/01/01 rgb:ff/7f/00 rgb:00/ff/7f rgb:fe/fe/fe 10 10 | \
+pnmmargin -white 2 | pnmtile 144 120 | pambackground | cksum
+
+
+# pamgradient rgb:01/01/01 rgb:ff/7f/00  rgb:00/ff/7f rgb:fe/fe/fe 10 10 | \
+# pnmmargin -white 2 | pnmtile 144 120 | cksum
+# should produce: 3147800256 51855
+# Above input image is a "wall" with 12x10 "windows".
+
+# pnmremap -mapfile ${ibmttl_pam} testimg.ppm | cksum
+# should produce : 452672747 101517