'
+test_expect_success "format-patch doesn't consider merge commits" '
+
+ git checkout -b slave master &&
+ echo "Another line" >>file &&
+ test_tick &&
+ git commit -am "Slave change #1" &&
+ echo "Yet another line" >>file &&
+ test_tick &&
+ git commit -am "Slave change #2" &&
+ git checkout -b merger master &&
+ test_tick &&
+ git merge --no-ff slave &&
+ cnt=`git format-patch -3 --stdout | grep "^From " | wc -l` &&
+ test $cnt = 3
+'
+
test_expect_success "format-patch result applies" '
git checkout -b rebuild-0 master &&
git format-patch --ignore-if-in-upstream HEAD
'
+test_expect_success 'format-patch --signature' '
+ git format-patch --stdout --signature="my sig" -1 >output &&
+ grep "my sig" output
+'
+
+test_expect_success 'format-patch with format.signature config' '
+ git config format.signature "config sig" &&
+ git format-patch --stdout -1 >output &&
+ grep "config sig" output
+'
+
+test_expect_success 'format-patch --signature overrides format.signature' '
+ git config format.signature "config sig" &&
+ git format-patch --stdout --signature="overrides" -1 >output &&
+ ! grep "config sig" output &&
+ grep "overrides" output
+'
+
+test_expect_success 'format-patch --no-signature ignores format.signature' '
+ git config format.signature "config sig" &&
+ git format-patch --stdout --signature="my sig" --no-signature \
+ -1 >output &&
+ ! grep "config sig" output &&
+ ! grep "my sig" output &&
+ ! grep "^-- \$" output
+'
+
+test_expect_success 'format-patch --signature --cover-letter' '
+ git config --unset-all format.signature &&
+ git format-patch --stdout --signature="my sig" --cover-letter \
+ -1 >output &&
+ grep "my sig" output &&
+ test 2 = $(grep "my sig" output | wc -l)
+'
+
+test_expect_success 'format.signature="" supresses signatures' '
+ git config format.signature "" &&
+ git format-patch --stdout -1 >output &&
+ ! grep "^-- \$" output
+'
+
+test_expect_success 'format-patch --no-signature supresses signatures' '
+ git config --unset-all format.signature &&
+ git format-patch --stdout --no-signature -1 >output &&
+ ! grep "^-- \$" output
+'
+
+test_expect_success 'format-patch --signature="" supresses signatures' '
+ git format-patch --signature="" -1 >output &&
+ ! grep "^-- \$" output
+'
+
test_done