Mercurial > hg
view tests/test-fileset-generated.t @ 44248:12491abf93bd stable
worker: manually buffer reads from pickle stream
My previous fix (D8051, cb52e619c99e, which added Python's built-in buffering
to the pickle stream) has the problem that the selector will ignore the buffer.
When multiple pickled objects are read from the pipe into the buffer at once,
only one object will be loaded.
This can repeat until the buffer is full and delays the processing of completed
items until the worker exits, at which point the pipe is always considered
readable and all remaining items are processed.
This changeset reverts D8051, removing the buffer again. Instead, on Python 3
only, we use a wrapper to modify the "read" provided to the Unpickler to behave
more like a buffered read. We never read more bytes from the pipe than the
Unpickler requests, so the selector behaves as expected.
Also add a test case for "pickle data was truncated" issue.
https://phab.mercurial-scm.org/D8051#119193
Differential Revision: https://phab.mercurial-scm.org/D8076
author | Jan Alexander Steffens (heftig) <jan.steffens@gmail.com> |
---|---|
date | Tue, 04 Feb 2020 22:07:36 +0100 |
parents | 5abc47d4ca6b |
children | 55c6ebd11cb9 |
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$ hg init Set up history and working copy $ "$PYTHON" $TESTDIR/generate-working-copy-states.py state 2 1 $ hg addremove -q --similarity 0 $ hg commit -m first $ "$PYTHON" $TESTDIR/generate-working-copy-states.py state 2 2 $ hg addremove -q --similarity 0 $ hg commit -m second $ "$PYTHON" $TESTDIR/generate-working-copy-states.py state 2 wc $ hg addremove -q --similarity 0 $ hg forget *_*_*-untracked $ rm *_*_missing-* Test status $ hg st -A 'set:modified()' M content1_content1_content3-tracked M content1_content2_content1-tracked M content1_content2_content3-tracked M missing_content2_content3-tracked $ hg st -A 'set:added()' A content1_missing_content1-tracked A content1_missing_content3-tracked A missing_missing_content3-tracked $ hg st -A 'set:removed()' R content1_content1_content1-untracked R content1_content1_content3-untracked R content1_content1_missing-untracked R content1_content2_content1-untracked R content1_content2_content2-untracked R content1_content2_content3-untracked R content1_content2_missing-untracked R missing_content2_content2-untracked R missing_content2_content3-untracked R missing_content2_missing-untracked $ hg st -A 'set:deleted()' ! content1_content1_missing-tracked ! content1_content2_missing-tracked ! content1_missing_missing-tracked ! missing_content2_missing-tracked ! missing_missing_missing-tracked $ hg st -A 'set:missing()' ! content1_content1_missing-tracked ! content1_content2_missing-tracked ! content1_missing_missing-tracked ! missing_content2_missing-tracked ! missing_missing_missing-tracked $ hg st -A 'set:unknown()' ? content1_missing_content1-untracked ? content1_missing_content3-untracked ? missing_missing_content3-untracked $ hg st -A 'set:clean()' C content1_content1_content1-tracked C content1_content2_content2-tracked C missing_content2_content2-tracked Test log $ hg log -T '{rev}\n' --stat 'set:modified()' 1 content1_content2_content1-tracked | 2 +- content1_content2_content3-tracked | 2 +- missing_content2_content3-tracked | 1 + 3 files changed, 3 insertions(+), 2 deletions(-) 0 content1_content1_content3-tracked | 1 + content1_content2_content1-tracked | 1 + content1_content2_content3-tracked | 1 + 3 files changed, 3 insertions(+), 0 deletions(-) Largefiles doesn't crash $ hg log -T '{rev}\n' --stat 'set:modified()' --config extensions.largefiles= The fsmonitor extension is incompatible with the largefiles extension and has been disabled. (fsmonitor !) 1 content1_content2_content1-tracked | 2 +- content1_content2_content3-tracked | 2 +- missing_content2_content3-tracked | 1 + 3 files changed, 3 insertions(+), 2 deletions(-) 0 content1_content1_content3-tracked | 1 + content1_content2_content1-tracked | 1 + content1_content2_content3-tracked | 1 + 3 files changed, 3 insertions(+), 0 deletions(-) $ hg log -T '{rev}\n' --stat 'set:added()' 1 content1_missing_content1-tracked | 1 - content1_missing_content3-tracked | 1 - 2 files changed, 0 insertions(+), 2 deletions(-) 0 content1_missing_content1-tracked | 1 + content1_missing_content3-tracked | 1 + 2 files changed, 2 insertions(+), 0 deletions(-) $ hg log -T '{rev}\n' --stat 'set:removed()' 1 content1_content2_content1-untracked | 2 +- content1_content2_content2-untracked | 2 +- content1_content2_content3-untracked | 2 +- content1_content2_missing-untracked | 2 +- missing_content2_content2-untracked | 1 + missing_content2_content3-untracked | 1 + missing_content2_missing-untracked | 1 + 7 files changed, 7 insertions(+), 4 deletions(-) 0 content1_content1_content1-untracked | 1 + content1_content1_content3-untracked | 1 + content1_content1_missing-untracked | 1 + content1_content2_content1-untracked | 1 + content1_content2_content2-untracked | 1 + content1_content2_content3-untracked | 1 + content1_content2_missing-untracked | 1 + 7 files changed, 7 insertions(+), 0 deletions(-) $ hg log -T '{rev}\n' --stat 'set:deleted()' 1 content1_content2_missing-tracked | 2 +- content1_missing_missing-tracked | 1 - missing_content2_missing-tracked | 1 + 3 files changed, 2 insertions(+), 2 deletions(-) 0 content1_content1_missing-tracked | 1 + content1_content2_missing-tracked | 1 + content1_missing_missing-tracked | 1 + 3 files changed, 3 insertions(+), 0 deletions(-) $ hg log -T '{rev}\n' --stat 'set:unknown()' 1 content1_missing_content1-untracked | 1 - content1_missing_content3-untracked | 1 - 2 files changed, 0 insertions(+), 2 deletions(-) 0 content1_missing_content1-untracked | 1 + content1_missing_content3-untracked | 1 + 2 files changed, 2 insertions(+), 0 deletions(-) $ hg log -T '{rev}\n' --stat 'set:clean()' 1 content1_content2_content2-tracked | 2 +- missing_content2_content2-tracked | 1 + 2 files changed, 2 insertions(+), 1 deletions(-) 0 content1_content1_content1-tracked | 1 + content1_content2_content2-tracked | 1 + 2 files changed, 2 insertions(+), 0 deletions(-) Test revert $ hg revert 'set:modified()' reverting content1_content1_content3-tracked reverting content1_content2_content1-tracked reverting content1_content2_content3-tracked reverting missing_content2_content3-tracked $ hg revert 'set:added()' forgetting content1_missing_content1-tracked forgetting content1_missing_content3-tracked forgetting missing_missing_content3-tracked $ hg revert 'set:removed()' undeleting content1_content1_content1-untracked undeleting content1_content1_content3-untracked undeleting content1_content1_missing-untracked undeleting content1_content2_content1-untracked undeleting content1_content2_content2-untracked undeleting content1_content2_content3-untracked undeleting content1_content2_missing-untracked undeleting missing_content2_content2-untracked undeleting missing_content2_content3-untracked undeleting missing_content2_missing-untracked $ hg revert 'set:deleted()' forgetting content1_missing_missing-tracked forgetting missing_missing_missing-tracked reverting content1_content1_missing-tracked reverting content1_content2_missing-tracked reverting missing_content2_missing-tracked $ hg revert 'set:unknown()' $ hg revert 'set:clean()'