Mercurial > hg
view tests/test-fix-pickle.t @ 47294:93a0abe098e7
revlog: avoid raising no-arg RevlogError for internal flow control
I'm about to make RevlogError require a `message` argument and this
code was failing. This patch refactors it to not raise an exception
for intra-function flow control.
Differential Revision: https://phab.mercurial-scm.org/D10740
author | Martin von Zweigbergk <martinvonz@google.com> |
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date | Tue, 18 May 2021 19:33:09 -0700 |
parents | 7d24201b6447 |
children |
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A script that implements uppercasing all letters in a file. $ UPPERCASEPY="$TESTTMP/uppercase.py" $ cat > $UPPERCASEPY <<EOF > import sys > from mercurial.utils.procutil import setbinary > setbinary(sys.stdin) > setbinary(sys.stdout) > sys.stdout.write(sys.stdin.read().upper()) > EOF $ TESTLINES="foo\nbar\nbaz\n" $ printf $TESTLINES | "$PYTHON" $UPPERCASEPY FOO BAR BAZ This file attempts to test our workarounds for pickle's lack of support for short reads. $ cat >> $HGRCPATH <<EOF > [extensions] > fix = > [fix] > uppercase-whole-file:command="$PYTHON" $UPPERCASEPY > uppercase-whole-file:pattern=set:** > EOF $ hg init repo $ cd repo # Create a file that's large enough that it seems to not fit in # pickle's buffer, making it use the code path that expects our # _blockingreader's read() method to return bytes. $ echo "some stuff" > file $ for i in $($TESTDIR/seq.py 13); do > cat file file > tmp > mv -f tmp file > done $ hg commit -Am "add large file" adding file Check that we don't get a crash $ hg fix -r . saved backup bundle to $TESTTMP/repo/.hg/strip-backup/*-fix.hg (glob)