test: Use increment_mtime rather than sleep

[notmuch] / test / README

diff --git a/test/README b/test/README
index be75e0e706e7af579c087243dcb01aae3cc6b195..8fbf78da57618f613e5ebb26736f5ef16b1fd7ad 100644 (file)
--- a/test/README
+++ b/test/README
@@ -41,6 +41,15 @@ The following command-line options are available when running tests:
        As the names depend on the tests' file names, it is safe to
        run the tests with this option in parallel.
 
        As the names depend on the tests' file names, it is safe to
        run the tests with this option in parallel.
 

+--root=<dir>::
+       This runs the testsuites specified under a seperate directory.
+       However, caution is advised, as not all tests are maintained
+       with this relocation in mind, so some tests may behave
+       differently.
+
+       Pointing this argument at a tmpfs filesystem can improve the
+       speed of the test suite for some users.
+

 When invoking the test suite via "make test" any of the above options
 can be specified as follows:
 
 When invoking the test suite via "make test" any of the above options
 can be specified as follows: