grep: add test coverage of behavior on symlinks
Differential Revision: https://phab.mercurial-scm.org/D8580
--- a/tests/test-grep.t Fri May 22 22:20:37 2020 +0800
+++ b/tests/test-grep.t Mon May 25 17:29:38 2020 -0400
@@ -666,7 +666,15 @@
new:modified
um:unmod
- which can be overridden by -rREV
+#if symlink
+Grepping a symlink greps its destination
+
+ $ rm -f added; ln -s symlink-added added
+ $ hg grep '' | grep added
+ added:symlink-added
+#endif
+
+But we can search files from some other revision with -rREV
$ hg grep -r. mod
um:1:unmod