test_format encoding %e <<'EOF'
commit 131a310eb913d107dd3c09a65d1651175898735d
-<unknown>
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
-<unknown>
EOF
test_format subject %s <<'EOF'
test_format body %b <<'EOF'
commit 131a310eb913d107dd3c09a65d1651175898735d
-<unknown>
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
-<unknown>
EOF
test_format colors %Credfoo%Cgreenbar%Cbluebaz%Cresetxyzzy <<'EOF'
commit f58db70b055c5718631e5c61528b28b12090cdea
iso8859-1
commit 131a310eb913d107dd3c09a65d1651175898735d
-<unknown>
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
-<unknown>
EOF
test_format complex-subject %s <<'EOF'
include an iso8859 character: ¡bueno!
commit 131a310eb913d107dd3c09a65d1651175898735d
-<unknown>
commit 86c75cfd708a0e5868dc876ed5b8bb66c80b4873
-<unknown>
EOF
+test_expect_success 'empty email' '
+ test_tick &&
+ C=$(GIT_AUTHOR_EMAIL= git commit-tree HEAD^{tree} </dev/null) &&
+ A=$(git show --pretty=format:%an,%ae,%ad%n -s $C) &&
+ test "$A" = "A U Thor,,Thu Apr 7 15:14:13 2005 -0700" || {
+ echo "Eh? $A" >failure
+ false
+ }
+'
+
test_done