test_cmp expect actual
'
+test_expect_success 'pretty format %(trailers:separator) changes separator' '
+ git log --no-walk --pretty=format:"X%(trailers:separator=%x00,unfold)X" >actual &&
+ printf "XSigned-off-by: A U Thor <author@example.com>\0Acked-by: A U Thor <author@example.com>\0[ v2 updated patch description ]\0Signed-off-by: A U Thor <author@example.com>X" >expect &&
+ test_cmp expect actual
+'
+
+test_expect_success 'pretty format %(trailers) combining separator/key/valueonly' '
+ git commit --allow-empty -F - <<-\EOF &&
+ Important fix
+
+ The fix is explained here
+
+ Closes: #1234
+ EOF
+
+ git commit --allow-empty -F - <<-\EOF &&
+ Another fix
+
+ The fix is explained here
+
+ Closes: #567
+ Closes: #890
+ EOF
+
+ git commit --allow-empty -F - <<-\EOF &&
+ Does not close any tickets
+ EOF
+
+ git log --pretty="%s% (trailers:separator=%x2c%x20,key=Closes,valueonly)" HEAD~3.. >actual &&
+ test_write_lines \
+ "Does not close any tickets" \
+ "Another fix #567, #890" \
+ "Important fix #1234" >expect &&
+ test_cmp expect actual
+'
+
test_expect_success 'trailer parsing not fooled by --- line' '
git commit --allow-empty -F - <<-\EOF &&
this is the subject