python: Remove find_message_by_filename workaround

Now that notmuch_database_find_message_by_filename works on read-only
databases, remove the workaround that disabled it on read-write
databases.

This also adds a regression test for find_message_by_filename.

1 files changed, 8 insertions, 0 deletions

diff --git a/test/python b/test/python
index 6018c2d0..3f03a2e3 100755
--- a/test/python
+++ b/test/python
@@ -28,4 +28,12 @@ EOF
 notmuch search --sort=oldest-first --output=messages tag:inbox | sed s/^id:// > EXPECTED
 test_expect_equal_file OUTPUT EXPECTED
 
+test_begin_subtest "get non-existent file"
+test_python <<EOF
+import notmuch
+db = notmuch.Database(mode=notmuch.Database.MODE.READ_ONLY)
+print db.find_message_by_filename("i-dont-exist")
+EOF
+test_expect_equal "$(cat OUTPUT)" "None"
+
 test_done