test: Add a Makefile.refs generator

Generates the lexicographical Makefile.refs based on the *.ref.png and
*.xfail.png checked into git.

This might be nice to automate as a Makefile target. But for now play
safe and do the updates manually.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>

1 files changed, 12 insertions, 0 deletions

diff --git a/test/generate_refs.sh b/test/generate_refs.sh
new file mode 100755
index 000000000..518836b17
--- /dev/null
+++ b/test/generate_refs.sh
@@ -0,0 +1,12 @@
+#!/bin/bash
+
+# A very simple script. But sufficient, hopefully, for our current purposes.
+
+cat <<EOF
+# Note REFERENCE_IMAGES must be in lexicographical order.
+# Use generate_refs.sh on a git checkout with updated images.
+REFERENCE_IMAGES = \\
+EOF
+
+git ls-files '*.ref.png' '*.xfail.png' | sed 's/\(.*\)/	\1 \\/'
+echo '	$(NULL)'