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===================================
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Test the persistent on-disk nodemap
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===================================
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$ hg init test-repo
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$ cd test-repo
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$ cat << EOF >> .hg/hgrc
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> [experimental]
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> exp-persistent-nodemap=yes
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> [devel]
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> persistent-nodemap=yes
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> EOF
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$ hg debugbuilddag .+5000
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$ hg debugnodemap --metadata
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uid: ???????????????? (glob)
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tip-rev: 5000
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data-length: 122880
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data-unused: 0
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$ f --size .hg/store/00changelog.n
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.hg/store/00changelog.n: size=42
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Simple lookup works
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$ ANYNODE=`hg log --template '{node|short}\n' --rev tip`
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$ hg log -r "$ANYNODE" --template '{rev}\n'
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5000
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$ f --sha256 .hg/store/00changelog-*.nd
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.hg/store/00changelog-????????????????.nd: sha256=b961925120e1c9bc345c199b2cc442abc477029fdece37ef9d99cbe59c0558b7 (glob)
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$ hg debugnodemap --dump-new | f --sha256 --size
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size=122880, sha256=b961925120e1c9bc345c199b2cc442abc477029fdece37ef9d99cbe59c0558b7
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$ hg debugnodemap --dump-disk | f --sha256 --bytes=256 --hexdump --size
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size=122880, sha256=b961925120e1c9bc345c199b2cc442abc477029fdece37ef9d99cbe59c0558b7
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0000: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
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0010: ff ff ff ff ff ff ff ff ff ff fa c2 ff ff ff ff |................|
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0020: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
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0030: ff ff ff ff ff ff ed b3 ff ff ff ff ff ff ff ff |................|
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0040: ff ff ff ff ff ff ee 34 00 00 00 00 ff ff ff ff |.......4........|
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0050: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
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0060: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
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0070: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
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0080: ff ff ff ff ff ff f8 50 ff ff ff ff ff ff ff ff |.......P........|
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0090: ff ff ff ff ff ff ff ff ff ff ec c7 ff ff ff ff |................|
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00a0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
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00b0: ff ff ff ff ff ff fa be ff ff f2 fc ff ff ff ff |................|
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00c0: ff ff ff ff ff ff ef ea ff ff ff ff ff ff f9 17 |................|
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00d0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
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00e0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
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00f0: ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff ff |................|
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$ hg debugnodemap --check
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revision in index: 5001
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revision in nodemap: 5001
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add a new commit
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$ hg up
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0 files updated, 0 files merged, 0 files removed, 0 files unresolved
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$ echo foo > foo
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$ hg add foo
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$ hg ci -m 'foo'
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#if pure
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$ hg debugnodemap --metadata
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uid: ???????????????? (glob)
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tip-rev: 5001
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data-length: 123072
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data-unused: 192
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#else
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$ hg debugnodemap --metadata
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uid: ???????????????? (glob)
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tip-rev: 5001
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data-length: 122880
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data-unused: 0
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#endif
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$ f --size .hg/store/00changelog.n
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.hg/store/00changelog.n: size=42
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(The pure code use the debug code that perform incremental update, the C code reencode from scratch)
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#if pure
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$ f --sha256 .hg/store/00changelog-*.nd --size
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.hg/store/00changelog-????????????????.nd: size=123072, sha256=136472751566c8198ff09e306a7d2f9bd18bd32298d614752b73da4d6df23340 (glob)
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#else
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$ f --sha256 .hg/store/00changelog-*.nd --size
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.hg/store/00changelog-????????????????.nd: size=122880, sha256=bfafebd751c4f6d116a76a37a1dee2a251747affe7efbcc4f4842ccc746d4db9 (glob)
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#endif
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$ hg debugnodemap --check
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revision in index: 5002
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revision in nodemap: 5002
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Test code path without mmap
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---------------------------
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$ echo bar > bar
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$ hg add bar
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$ hg ci -m 'bar' --config experimental.exp-persistent-nodemap.mmap=no
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$ hg debugnodemap --check --config experimental.exp-persistent-nodemap.mmap=yes
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revision in index: 5003
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revision in nodemap: 5003
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$ hg debugnodemap --check --config experimental.exp-persistent-nodemap.mmap=no
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revision in index: 5003
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revision in nodemap: 5003
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#if pure
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$ hg debugnodemap --metadata
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uid: ???????????????? (glob)
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tip-rev: 5002
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data-length: 123328
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data-unused: 384
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$ f --sha256 .hg/store/00changelog-*.nd --size
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.hg/store/00changelog-????????????????.nd: size=123328, sha256=10d26e9776b6596af0f89143a54eba8cc581e929c38242a02a7b0760698c6c70 (glob)
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#else
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$ hg debugnodemap --metadata
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uid: ???????????????? (glob)
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tip-rev: 5002
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data-length: 122944
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data-unused: 0
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$ f --sha256 .hg/store/00changelog-*.nd --size
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.hg/store/00changelog-????????????????.nd: size=122944, sha256=755976b22b64ab680401b45395953504e64e7fa8c31ac570f58dee21e15f9bc0 (glob)
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#endif
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Test force warming the cache
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$ rm .hg/store/00changelog.n
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$ hg debugnodemap --metadata
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$ hg debugupdatecache
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#if pure
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$ hg debugnodemap --metadata
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uid: ???????????????? (glob)
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tip-rev: 5002
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data-length: 122944
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data-unused: 0
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#else
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$ hg debugnodemap --metadata
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uid: ???????????????? (glob)
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tip-rev: 5002
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data-length: 122944
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data-unused: 0
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#endif
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