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-rwxr-xr-xtest/yuv-roundtrip.test9
1 files changed, 7 insertions, 2 deletions
diff --git a/test/yuv-roundtrip.test b/test/yuv-roundtrip.test
index 697d86aa..8e0d4f1a 100755
--- a/test/yuv-roundtrip.test
+++ b/test/yuv-roundtrip.test
@@ -2,8 +2,13 @@
 # This script tests: ppmtoyuv yuvtoppm
 # Also requires: pamgradient
 
+  alias ppmtoyuv="${PBM_TESTPREFIX}ppmtoyuv"
+  alias yuvtoppm="${PBM_TESTPREFIX}yuvtoppm"
+  alias pamgradient="${PBM_BINPREFIX}pamgradient"
+  shopt -s expand_aliases
+
 # Should produce 1904478375 253455
 
-${PBM_BINPREFIX}pamgradient rgb:00/ff/ff rgb:ff/ff/00 \
+pamgradient rgb:00/ff/ff rgb:ff/ff/00 \
                             rgb:ff/00/00 rgb:00/ff/00 352 240 | \
-    ${PBM_TESTPREFIX}ppmtoyuv | ${PBM_TESTPREFIX}yuvtoppm 352 240 | cksum
+    ppmtoyuv | yuvtoppm 352 240 | cksum