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6e115e5383
This is a very silly case and not particularly likely to happen in the wild, but it turns out we can hit it in a couple of places. As we tune the storage parameters we're likely to hit more such cases. The affected test cases all have smaller revlogs now.
101 lines
2.5 KiB
Perl
101 lines
2.5 KiB
Perl
#require hardlink
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$ echo "[extensions]" >> $HGRCPATH
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$ echo "relink=" >> $HGRCPATH
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$ fix_path() {
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> tr '\\' /
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> }
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$ cat > arelinked.py <<EOF
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> import sys, os
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> from mercurial import util
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> path1, path2 = sys.argv[1:3]
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> if util.samefile(path1, path2):
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> print '%s == %s' % (path1, path2)
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> else:
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> print '%s != %s' % (path1, path2)
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> EOF
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create source repository
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$ hg init repo
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$ cd repo
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$ echo a > a
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$ echo b > b
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$ hg ci -Am addfile
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adding a
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adding b
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$ cat "$TESTDIR/binfile.bin" >> a
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$ cat "$TESTDIR/binfile.bin" >> b
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$ hg ci -Am changefiles
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make another commit to create files larger than 1 KB to test
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formatting of final byte count
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$ cat "$TESTDIR/binfile.bin" >> a
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$ cat "$TESTDIR/binfile.bin" >> b
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$ hg ci -m anotherchange
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don't sit forever trying to double-lock the source repo
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$ hg relink .
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relinking $TESTTMP/repo/.hg/store to $TESTTMP/repo/.hg/store (glob)
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there is nothing to relink
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Test files are read in binary mode
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$ $PYTHON -c "file('.hg/store/data/dummy.i', 'wb').write('a\r\nb\n')"
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$ cd ..
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clone and pull to break links
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$ hg clone --pull -r0 repo clone
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adding changesets
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adding manifests
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adding file changes
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added 1 changesets with 2 changes to 2 files
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updating to branch default
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2 files updated, 0 files merged, 0 files removed, 0 files unresolved
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$ cd clone
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$ hg pull -q
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$ echo b >> b
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$ hg ci -m changeb
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created new head
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$ $PYTHON -c "file('.hg/store/data/dummy.i', 'wb').write('a\nb\r\n')"
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relink
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$ hg relink --debug | fix_path
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relinking $TESTTMP/repo/.hg/store to $TESTTMP/clone/.hg/store
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tip has 2 files, estimated total number of files: 3
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collecting: 00changelog.i 1/3 files (33.33%)
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collecting: 00manifest.i 2/3 files (66.67%)
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collecting: a.i 3/3 files (100.00%)
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collecting: b.i 4/3 files (133.33%)
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collecting: dummy.i 5/3 files (166.67%)
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collected 5 candidate storage files
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not linkable: 00changelog.i
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not linkable: 00manifest.i
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pruning: data/a.i 3/5 files (60.00%)
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not linkable: data/b.i
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pruning: data/dummy.i 5/5 files (100.00%)
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pruned down to 2 probably relinkable files
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relinking: data/a.i 1/2 files (50.00%)
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not linkable: data/dummy.i
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relinked 1 files (1.36 KB reclaimed)
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$ cd ..
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check hardlinks
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$ python arelinked.py repo/.hg/store/data/a.i clone/.hg/store/data/a.i
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repo/.hg/store/data/a.i == clone/.hg/store/data/a.i
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$ python arelinked.py repo/.hg/store/data/b.i clone/.hg/store/data/b.i
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repo/.hg/store/data/b.i != clone/.hg/store/data/b.i
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