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-rw-r--r--line-range.c5
-rw-r--r--t/annotate-tests.sh18
2 files changed, 13 insertions, 10 deletions
diff --git a/line-range.c b/line-range.c
index ede0c6c..de4e32f 100644
--- a/line-range.c
+++ b/line-range.c
@@ -54,8 +54,11 @@ static const char *parse_loc(const char *spec, nth_line_fn_t nth_line,
}
num = strtol(spec, &term, 10);
if (term != spec) {
- if (ret)
+ if (ret) {
+ if (num <= 0)
+ die("-L invalid line number: %ld", num);
*ret = num;
+ }
return term;
}
diff --git a/t/annotate-tests.sh b/t/annotate-tests.sh
index 376b042..99caa42 100644
--- a/t/annotate-tests.sh
+++ b/t/annotate-tests.sh
@@ -185,15 +185,15 @@ test_expect_success 'blame -L Y,X (undocumented)' '
check_count -L6,3 B 1 B1 1 B2 1 D 1
'
-test_expect_failure 'blame -L -X' '
+test_expect_success 'blame -L -X' '
test_must_fail $PROG -L-1 file
'
-test_expect_failure 'blame -L 0' '
+test_expect_success 'blame -L 0' '
test_must_fail $PROG -L0 file
'
-test_expect_failure 'blame -L ,0' '
+test_expect_success 'blame -L ,0' '
test_must_fail $PROG -L,0 file
'
@@ -447,8 +447,8 @@ test_expect_success 'blame empty' '
check_count -h HEAD^^ -f incremental
'
-test_expect_success 'blame -L 0 empty (undocumented)' '
- check_count -h HEAD^^ -f incremental -L0
+test_expect_success 'blame -L 0 empty' '
+ test_must_fail $PROG -L0 incremental HEAD^^
'
test_expect_success 'blame -L 1 empty' '
@@ -463,8 +463,8 @@ test_expect_success 'blame half' '
check_count -h HEAD^ -f incremental I 1
'
-test_expect_success 'blame -L 0 half (undocumented)' '
- check_count -h HEAD^ -f incremental -L0 I 1
+test_expect_success 'blame -L 0 half' '
+ test_must_fail $PROG -L0 incremental HEAD^
'
test_expect_success 'blame -L 1 half' '
@@ -483,8 +483,8 @@ test_expect_success 'blame full' '
check_count -f incremental I 1
'
-test_expect_success 'blame -L 0 full (undocumented)' '
- check_count -f incremental -L0 I 1
+test_expect_success 'blame -L 0 full' '
+ test_must_fail $PROG -L0 incremental
'
test_expect_success 'blame -L 1 full' '