diff options
Diffstat (limited to 'test/selfmount.py')
| -rw-r--r-- | test/selfmount.py | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/test/selfmount.py b/test/selfmount.py index ddfb77dc..57dfffa8 100644 --- a/test/selfmount.py +++ b/test/selfmount.py @@ -182,6 +182,20 @@ def run(binary): log = client.read('/log').decode() check(log.count('over 1 MiB') == 1 and 'unknown control message' not in log and 'after-long' in log, 'a 1.1 MiB line is refused once, its tail never a line, the next line runs') + # `pardes -` by hand through the mount: the directory, then a + # program's output, escapes and all, on one open of /pager; the + # +Pager reads back the plain text. + got = run(f"{{ pwd; printf '\\033[31mred\\033[m\\n'; }} > {mount}/pager\n".encode()) + rows = [row.rsplit(maxsplit=1)[0].split(maxsplit=3) for row in client.read('/index').decode().splitlines()] + paged = [row[0] for row in rows if len(row) == 4 and row[3].endswith('/+Pager')] + check(got == '0' and len(paged) == 1, f'a +Pager made through the mount ({got!r}, {paged!r})') + if paged: + # The text goes in at the open's close, and a mount's close + # (FUSE's release) comes after close(2) has returned. + deadline = time.monotonic() + 5 + while (said := client.read(f'/pane/{paged[0]}/body')) != b'red\n' and time.monotonic() < deadline: + time.sleep(.05) + check(said == b'red\n', f'its body is the plain text ({said!r})') # Forty event reads held through the mount, a follower each, and # the mount still answers the rest: 9ns keeps workers past what # the editor holds (128), so `cat layout` is not queued behind |