tests: use unmount wrapper in ResetTmpDir

This should make it work on OSX.

Also, split unmount into two functions. Depending on what you
want,

* UnmountErr returns the resulting error
* UnmountPanic panics if the error was not nil

1 files changed, 1 insertions, 1 deletions

diff --git a/tests/matrix/matrix_test.go b/tests/matrix/matrix_test.go
index b73a0cf..2bd5b9f 100644
--- a/tests/matrix/matrix_test.go
+++ b/tests/matrix/matrix_test.go
@@ -45,7 +45,7 @@ func TestMain(m *testing.M) {
 			opts = append(opts, fmt.Sprintf("-plaintextnames=%v", plaintextnames))
 			test_helpers.MountOrExit(test_helpers.DefaultCipherDir, test_helpers.DefaultPlainDir, opts...)
 			r := m.Run()
-			test_helpers.Unmount(test_helpers.DefaultPlainDir)
+			test_helpers.UnmountPanic(test_helpers.DefaultPlainDir)
 			if r != 0 {
 				os.Exit(r)
 			}