test_bad_opts "-L :b.c" "argument.*not of the form"
test_bad_opts "-L :foo:b.c" "no match"
+# There is a separate bug when an empty -L range is the first -L encountered,
+# thus to demonstrate this particular bug, the empty -L range must follow a
+# non-empty -L range.
+test_expect_success '-L {empty-range} (any -L)' '
+ n=$(expr $(wc -l <b.c) + 1) &&
+ git log -L1,1:b.c -L$n:b.c
+'
+
+test_expect_success '-L {empty-range} (first -L)' '
+ n=$(expr $(wc -l <b.c) + 1) &&
+ git log -L$n:b.c
+'
+
test_done