test-lib: whitelist GIT_TR2_* in the environment

diff --git a/t/t4063-diff-blobs.sh b/t/t4063-diff-blobs.sh
index 80ce033ab629dceaadda60fa5fdc267b6bd1a239..bc69e26c524b7cc099aebad7729039a45bedc398 100755 (executable)
--- a/t/t4063-diff-blobs.sh
+++ b/t/t4063-diff-blobs.sh
@@ -81,11 +81,16 @@ test_expect_success 'diff blob against file' '
 test_expect_success 'index of blob-file diff' '
        check_index $sha1_one $sha1_two
 '
-test_expect_failure 'blob-file diff uses filename as paths' '
+test_expect_success 'blob-file diff uses filename as paths' '
        check_paths one two
 '
 test_expect_success FILEMODE 'blob-file diff shows mode change' '
        check_mode 100644 100755
 '
 
+test_expect_success 'blob-file diff prefers filename to sha1' '
+       run_diff $sha1_one two &&
+       check_paths two two
+'
+
 test_done