mailmap tests: add tests for empty "<>" syntax

Add tests for mailmap's handling of "<>", which is allowed on the RHS, but not the LHS of a "<LHS> <RHS>" pair. Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Ævar Arnfjörð Bjarmason committed Jan 12, 2021 at 21:18 UTC 34986b773a0ebe0298965b64c801dd983cba29e6
1 file changed +27
t/t4203-mailmap.sh
+27
@@ -838,4 +838,31 @@ test_expect_success 'whitespace syntax: setup' '
838 test_cmp expect actual
839 '
840
841 +test_expect_success 'empty syntax: setup' '
842 + test_create_repo empty &&
843 + test_commit -C empty --author "A <>" A &&
844 + test_commit -C empty --author "B <b@example.com>" B &&
845 + test_commit -C empty --author "C <c@example.com>" C &&
846 +
847 + test_config -C empty mailmap.file ../empty.map &&
848 + cat >>empty.map <<-\EOF &&
849 + Ah <ah@example.com> <>
850 + Bee <bee@example.com> <>
851 + Cee <> <c@example.com>
852 + EOF
853 +
854 + cat >expect <<-\EOF &&
855 + Author A <> maps to Bee <bee@example.com>
856 + Committer C O Mitter <committer@example.com> maps to C O Mitter <committer@example.com>
857 +
858 + Author B <b@example.com> maps to B <b@example.com>
859 + Committer C O Mitter <committer@example.com> maps to C O Mitter <committer@example.com>
860 +
861 + Author C <c@example.com> maps to C <c@example.com>
862 + Committer C O Mitter <committer@example.com> maps to C O Mitter <committer@example.com>
863 + EOF
864 + git -C empty log --reverse --pretty=format:"Author %an <%ae> maps to %aN <%aE>%nCommitter %cn <%ce> maps to %cN <%cE>%n" >actual &&
865 + test_cmp expect actual
866 +'
867 +
868 test_done