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#!/bin/sh
#
# Copyright (c) Jim Meyering
#
test_description='diff honors config option, diff.suppressBlankEmpty'
. ./test-lib.sh
cat <<\EOF >expected ||
diff --git a/f b/f
index 5f6a263..8cb8bae 100644
--- a/f
+++ b/f
@@ -1,2 +1,2 @@
-x
+y
EOF
exit 1
test_expect_success "$test_description" '
printf "\nx\n" > f &&
before=$(git hash-object f) &&
before=$(git rev-parse --short $before) &&
git add f &&
git commit -q -m. f &&
printf "\ny\n" > f &&
after=$(git hash-object f) &&
after=$(git rev-parse --short $after) &&
sed -e "s/^index .*/index $before..$after 100644/" expected >exp &&
git config --bool diff.suppressBlankEmpty true &&
git diff f > actual &&
test_cmp exp actual &&
perl -i.bak -p -e "s/^\$/ /" exp &&
git config --bool diff.suppressBlankEmpty false &&
git diff f > actual &&
test_cmp exp actual &&
git config --bool --unset diff.suppressBlankEmpty &&
git diff f > actual &&
test_cmp exp actual
'
test_done
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