t9001: check send-email behavior with implicit sender

We allow send-email to use an implicitly-defined identity
for the sender (because there is still a confirmation step),
but we abort when we cannot generate such an identity. Let's
make sure that we test this.

Signed-off-by: Jeff King <peff@peff.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

diff --git a/t/t9001-send-email.sh b/t/t9001-send-email.sh
index c5d66cf3869384a60db876caab3ba1b06ee32ce2..97d6f4c7de57c54adfd5fed6401dbd168b5f3064 100755 (executable)
--- a/t/t9001-send-email.sh
+++ b/t/t9001-send-email.sh
@@ -201,6 +201,34 @@ test_expect_success $PREREQ 'Prompting works' '
                grep "^To: to@example.com\$" msgtxt1
 '
 
+test_expect_success $PREREQ,AUTOIDENT 'implicit ident is allowed' '
+       clean_fake_sendmail &&
+       (sane_unset GIT_AUTHOR_NAME &&
+       sane_unset GIT_AUTHOR_EMAIL &&
+       sane_unset GIT_COMMITTER_NAME &&
+       sane_unset GIT_COMMITTER_EMAIL &&
+       GIT_SEND_EMAIL_NOTTY=1 git send-email \
+               --smtp-server="$(pwd)/fake.sendmail" \
+               --to=to@example.com \
+               $patches </dev/null 2>errors
+       )
+'
+
+test_expect_success $PREREQ,!AUTOIDENT 'broken implicit ident aborts send-email' '
+       clean_fake_sendmail &&
+       (sane_unset GIT_AUTHOR_NAME &&
+       sane_unset GIT_AUTHOR_EMAIL &&
+       sane_unset GIT_COMMITTER_NAME &&
+       sane_unset GIT_COMMITTER_EMAIL &&
+       GIT_SEND_EMAIL_NOTTY=1 && export GIT_SEND_EMAIL_NOTTY &&
+       test_must_fail git send-email \
+               --smtp-server="$(pwd)/fake.sendmail" \
+               --to=to@example.com \
+               $patches </dev/null 2>errors &&
+       test_i18ngrep "tell me who you are" errors
+       )
+'
+
 test_expect_success $PREREQ 'tocmd works' '
        clean_fake_sendmail &&
        cp $patches tocmd.patch &&