t/Makefile: add a rule to re-run previously-failed tests

diff --git a/t/t1007-hash-object.sh b/t/t1007-hash-object.sh
index acca9ac562615ddf5c5fabaaa6966f7acc35f95d..c5245c5cb4c1c086b6fe7205f34b9b5ca53e2e59 100755 (executable)
--- a/t/t1007-hash-object.sh
+++ b/t/t1007-hash-object.sh
@@ -183,9 +183,30 @@ for args in "-w --stdin-paths" "--stdin-paths -w"; do
        pop_repo
 done
 
-test_expect_success 'corrupt tree' '
+test_expect_success 'too-short tree' '
        echo abc >malformed-tree &&
-       test_must_fail git hash-object -t tree malformed-tree
+       test_must_fail git hash-object -t tree malformed-tree 2>err &&
+       test_i18ngrep "too-short tree object" err
+'
+
+hex2oct() {
+    perl -ne 'printf "\\%03o", hex for /../g'
+}
+
+test_expect_success 'malformed mode in tree' '
+       hex_sha1=$(echo foo | git hash-object --stdin -w) &&
+       bin_sha1=$(echo $hex_sha1 | hex2oct) &&
+       printf "9100644 \0$bin_sha1" >tree-with-malformed-mode &&
+       test_must_fail git hash-object -t tree tree-with-malformed-mode 2>err &&
+       test_i18ngrep "malformed mode in tree entry" err
+'
+
+test_expect_success 'empty filename in tree' '
+       hex_sha1=$(echo foo | git hash-object --stdin -w) &&
+       bin_sha1=$(echo $hex_sha1 | hex2oct) &&
+       printf "100644 \0$bin_sha1" >tree-with-empty-filename &&
+       test_must_fail git hash-object -t tree tree-with-empty-filename 2>err &&
+       test_i18ngrep "empty filename in tree entry" err
 '
 
 test_expect_success 'corrupt commit' '