Merge branch 'maint-1.6.1' into maint

[git.git] / t / t4031-diff-rewrite-binary.sh

diff --git a/t/t4031-diff-rewrite-binary.sh b/t/t4031-diff-rewrite-binary.sh
index e16c35510340228009a95cccddfcc5a0acdf2143..a894c6062271c53b688830a3230d1c78fb561d70 100755 (executable)
--- a/t/t4031-diff-rewrite-binary.sh
+++ b/t/t4031-diff-rewrite-binary.sh
@@ -7,6 +7,8 @@ test_description='rewrite diff on binary file'
 # We must be large enough to meet the MINIMUM_BREAK_SIZE
 # requirement.
 make_file() {
+       # common first line to help identify rewrite versus regular diff
+       printf "=\n" >file
        for i in 1 2 3 4 5 6 7 8 9 10
        do
                for j in 1 2 3 4 5 6 7 8 9
@@ -16,7 +18,7 @@ make_file() {
                                printf "$1\n"
                        done
                done
-       done >file
+       done >>file
 }
 
 test_expect_success 'create binary file with changes' '
@@ -42,4 +44,24 @@ test_expect_success 'rewrite diff can show binary patch' '
        grep "GIT binary patch" diff
 '
 
+{
+       echo "#!$SHELL_PATH"
+       cat <<'EOF'
+perl -e '$/ = undef; $_ = <>; s/./ord($&)/ge; print $_' < "$1"
+EOF
+} >dump
+chmod +x dump
+
+test_expect_success 'setup textconv' '
+       echo file diff=foo >.gitattributes &&
+       git config diff.foo.textconv "$PWD"/dump
+'
+
+test_expect_success 'rewrite diff respects textconv' '
+       git diff -B >diff &&
+       grep "dissimilarity index" diff &&
+       grep "^-61" diff &&
+       grep "^-0" diff
+'
+
 test_done