$ . "$TESTDIR/remotefilelog-library.sh"

  $ hg init master

  $ cd master

  $ cat >> .hg/hgrc <<EOF

  > [remotefilelog]

  > server=True

  > EOF

  $ echo x > x

  $ hg commit -qAm x

  $ echo y > y

  $ rm x

  $ hg commit -qAm DxAy

  $ echo yy > y

  $ hg commit -qAm y

  $ cd ..

  $ hgcloneshallow ssh://user@dummy/master shallow -q

  1 files fetched over 1 fetches - (1 misses, 0.00% hit ratio) over *s (glob)

# Set the prefetchdays config to zero so that all commits are prefetched

# no matter what their creation date is.

  $ cd shallow

  $ cat >> .hg/hgrc <<EOF

  > [remotefilelog]

  > prefetchdays=0

  > EOF

  $ cd ..

# Prefetch all data and repack

  $ cd shallow

  $ cat >> .hg/hgrc <<EOF

  > [remotefilelog]

  > bgprefetchrevs=all()

  > EOF

  $ hg prefetch

  2 files fetched over 1 fetches - (2 misses, 0.00% hit ratio) over *s (glob)

  $ hg repack

  $ sleep 0.5

  $ hg debugwaitonrepack >/dev/null 2>%1

  $ find $CACHEDIR | sort | grep ".datapack\|.histpack"

  $TESTTMP/hgcache/master/packs/7bcd2d90b99395ca43172a0dd24e18860b2902f9.histpack

  $TESTTMP/hgcache/master/packs/dc8f8fdc76690ce27791ce9f53a18da379e50d37.datapack

# Ensure that all file versions were prefetched

  $ hg debugdatapack `ls -ct $TESTTMP/hgcache/master/packs/*.datapack | head -n 1`

  $TESTTMP/hgcache/master/packs/dc8f8fdc76690ce27791ce9f53a18da379e50d37:

  x:

  Node          Delta Base    Delta Length  Blob Size

  1406e7411862  000000000000  2             2

  Total:                      2             2         (0.0% bigger)

  y:

  Node          Delta Base    Delta Length  Blob Size

  50dbc4572b8e  000000000000  3             3

  076f5e2225b3  50dbc4572b8e  14            2

  Total:                      17            5         (240.0% bigger)

# Test garbage collection during repack

  $ cat >> .hg/hgrc <<EOF

  > [remotefilelog]

  > bgprefetchrevs=tip

  > gcrepack=True

  > nodettl=86400

  > EOF

  $ hg repack

  $ sleep 0.5

  $ hg debugwaitonrepack >/dev/null 2>%1

  $ find $CACHEDIR | sort | grep ".datapack\|.histpack"

  $TESTTMP/hgcache/master/packs/7bcd2d90b99395ca43172a0dd24e18860b2902f9.histpack

  $TESTTMP/hgcache/master/packs/a4e1d094ec2aee8a08a4d6d95a13c634cc7d7394.datapack

# Ensure that file 'x' was garbage collected. It should be GCed because it is not in the keepset

# and is old (commit date is 0.0 in tests). Ensure that file 'y' is present as it is in the keepset.

  $ hg debugdatapack `ls -ct $TESTTMP/hgcache/master/packs/*.datapack | head -n 1`

  $TESTTMP/hgcache/master/packs/a4e1d094ec2aee8a08a4d6d95a13c634cc7d7394:

  y:

  Node          Delta Base    Delta Length  Blob Size

  50dbc4572b8e  000000000000  3             3

  Total:                      3             3         (0.0% bigger)

# Prefetch all data again and repack for later garbage collection

  $ cat >> .hg/hgrc <<EOF

  > [remotefilelog]

  > bgprefetchrevs=all()

  > EOF

  $ hg prefetch

  2 files fetched over 1 fetches - (2 misses, 0.00% hit ratio) over *s (glob)

  $ hg repack

  $ sleep 0.5

  $ hg debugwaitonrepack >/dev/null 2>%1

  $ find $CACHEDIR | sort | grep ".datapack\|.histpack"

  $TESTTMP/hgcache/master/packs/7bcd2d90b99395ca43172a0dd24e18860b2902f9.histpack

  $TESTTMP/hgcache/master/packs/dc8f8fdc76690ce27791ce9f53a18da379e50d37.datapack

# Ensure that all file versions were prefetched

  $ hg debugdatapack `ls -ct $TESTTMP/hgcache/master/packs/*.datapack | head -n 1`

  $TESTTMP/hgcache/master/packs/dc8f8fdc76690ce27791ce9f53a18da379e50d37:

  x:

  Node          Delta Base    Delta Length  Blob Size

  1406e7411862  000000000000  2             2

  Total:                      2             2         (0.0% bigger)

  y:

  Node          Delta Base    Delta Length  Blob Size

  50dbc4572b8e  000000000000  3             3

  076f5e2225b3  50dbc4572b8e  14            2

  Total:                      17            5         (240.0% bigger)

# Test garbage collection during repack. Ensure that new files are not removed even though they are not in the keepset

# For the purposes of the test the TTL of a file is set to current time + 100 seconds. i.e. all commits in tests have

# a date of 1970 and therefore to prevent garbage collection we have to set nodettl to be farther from 1970 than we are now.

  $ cat >> .hg/hgrc <<EOF

  > [remotefilelog]

  > bgprefetchrevs=

  > nodettl=$(($(date +%s) + 100))

  > EOF

  $ hg repack

  $ sleep 0.5

  $ hg debugwaitonrepack >/dev/null 2>%1

  $ find $CACHEDIR | sort | grep ".datapack\|.histpack"

  $TESTTMP/hgcache/master/packs/7bcd2d90b99395ca43172a0dd24e18860b2902f9.histpack

  $TESTTMP/hgcache/master/packs/dc8f8fdc76690ce27791ce9f53a18da379e50d37.datapack

# Ensure that all file versions were prefetched

  $ hg debugdatapack `ls -ct $TESTTMP/hgcache/master/packs/*.datapack | head -n 1`

  $TESTTMP/hgcache/master/packs/dc8f8fdc76690ce27791ce9f53a18da379e50d37:

  x:

  Node          Delta Base    Delta Length  Blob Size

  1406e7411862  000000000000  2             2

  Total:                      2             2         (0.0% bigger)

  y:

  Node          Delta Base    Delta Length  Blob Size

  50dbc4572b8e  000000000000  3             3

  076f5e2225b3  50dbc4572b8e  14            2

  Total:                      17            5         (240.0% bigger)