#
# Copyright (c) 2010 D. Richard Hipp
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the Simplified BSD License (also
# known as the "2-Clause License" or "FreeBSD License".)
#
# This program is distributed in the hope that it will be useful,
# but without any warranty; without even the implied warranty of
# merchantability or fitness for a particular purpose.
#
# Author contact information:
#   drh@hwaci.com
#   http://www.hwaci.com/drh/
#
############################################################################
#
# Tests of the "merge" command
#

# Verify the results of a check-out
#
proc checkout-test {testid expected_content} {
  set flist {}
  foreach {status filename} [exec $::fossilexe ls -l] {
    if {$status!="DELETED"} {lappend flist $filename}
  }
  eval fossil sha1sum [lsort $flist]
  global RESULT
  regsub -all {\n *} [string trim $expected_content] "\n    " expected
  regsub -all {\n *} [string trim $RESULT] "\n    " result
  if {$result!=$expected} {
    protOut "  Expected:\n    $expected"
    protOut "  Got:\n    $result"
    test merge5-$testid 0
  } else {
    test merge5-$testid 1
  }    
}

# Construct a test repository
#
exec sqlite3 m5.fossil <$testdir/${testfile}_repo.sql
fossil rebuild m5.fossil
fossil open m5.fossil
fossil update baseline
checkout-test 10 {
  da5c8346496f3421cb58f84b6e59e9531d9d424d  one.txt
  ed24d19d726d173f18dbf4a9a0f8514daa3e3ca4  three.txt
  278a402316510f6ae4a77186796a6bde78c7dbc1  two.txt
}

# Update to the tip of the trunk
#
fossil update trunk
checkout-test 20 {
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}

# Merge in the change that adds file four.txt
#
fossil merge br1
checkout-test 30 {
  35815cf5804e8933eab64ae34e00bbb381be72c5  four.txt
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}

# Undo the merge.  Verify restoration of former state.
#
fossil undo
checkout-test 40 {
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}

# Now switch to br1 then merge in the trunk.  Verify that the result
# is the same as merging br1 into trunk.
#
fossil update br1
fossil merge trunk
checkout-test 50 {
  35815cf5804e8933eab64ae34e00bbb381be72c5  four.txt
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}
fossil undo
fossil update trunk
checkout-test 60 {
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}

# Go back to the tip of the trunk and merge branch br1 again.  This
# time do a check-in of the merge.  Verify that the same content appears
# after the merge.
#
fossil update chng3
fossil merge br1
checkout-test 70 {
  35815cf5804e8933eab64ae34e00bbb381be72c5  four.txt
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}
fossil commit -tag m1 -m {merge with br1} -nosign -f
checkout-test 71 {
  35815cf5804e8933eab64ae34e00bbb381be72c5  four.txt
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}
fossil update chng3
checkout-test 72 {
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}
fossil update m1
checkout-test 73 {
  35815cf5804e8933eab64ae34e00bbb381be72c5  four.txt
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}

# Merge br2 into the trunk.  br2 contains some independent change to the
# two.txt file.  Verify that these are merge in correctly.
#
fossil update m1
fossil merge br2
checkout-test 80 {
  8f09bc55a60eb8ca06f10a3b577aafa869b31695  five.txt
  35815cf5804e8933eab64ae34e00bbb381be72c5  four.txt
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  68eeee8b843eaea76e33d3911f416b745d0e5e5c  two.txt
}
fossil undo
checkout-test 81 {
  35815cf5804e8933eab64ae34e00bbb381be72c5  four.txt
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}

# Now merge trunk into br2.  Verify that the same set of changes result.
#
fossil update br2
fossil merge trunk
checkout-test 90 {
  8f09bc55a60eb8ca06f10a3b577aafa869b31695  five.txt
  35815cf5804e8933eab64ae34e00bbb381be72c5  four.txt
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  68eeee8b843eaea76e33d3911f416b745d0e5e5c  two.txt
}
fossil undo
checkout-test 91 {
  8f09bc55a60eb8ca06f10a3b577aafa869b31695  five.txt
  da5c8346496f3421cb58f84b6e59e9531d9d424d  one.txt
  ed24d19d726d173f18dbf4a9a0f8514daa3e3ca4  three.txt
  85286cb3bc6d9e6f2f586eb5532f6065678f75b9  two.txt
}

# Starting from chng3, merge in br4.  The one file is deleted from br4, so
# the merge should cause the one file to disappear from the checkout.
#
fossil update chng3
checkout-test 100 {
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}
fossil merge br4
checkout-test 101 {
  6e167b139c294bed560e2e30b352361b101e1f39  four.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}
fossil undo
checkout-test 102 {
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}

# Do the same merge of br4 into chng3, but this time check it in as a new
# branch.
#
fossil update chng3
fossil merge br4
fossil commit -nosign -branch br4-b -m {merge in br4} -tag m2
checkout-test 110 {
  6e167b139c294bed560e2e30b352361b101e1f39  four.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}

# Branches br1 and br4 both add file four.txt.  So if we merge them together,
# the version of file four.txt in the original should be preserved.
#
fossil update br1
checkout-test 120 {
  35815cf5804e8933eab64ae34e00bbb381be72c5  four.txt
  da5c8346496f3421cb58f84b6e59e9531d9d424d  one.txt
  ed24d19d726d173f18dbf4a9a0f8514daa3e3ca4  three.txt
  278a402316510f6ae4a77186796a6bde78c7dbc1  two.txt
}
fossil merge br4
checkout-test 121 {
  35815cf5804e8933eab64ae34e00bbb381be72c5  four.txt
  ed24d19d726d173f18dbf4a9a0f8514daa3e3ca4  three.txt
  278a402316510f6ae4a77186796a6bde78c7dbc1  two.txt
}
fossil undo
fossil update br4
checkout-test 122 {
  6e167b139c294bed560e2e30b352361b101e1f39  four.txt
  ed24d19d726d173f18dbf4a9a0f8514daa3e3ca4  three.txt
  278a402316510f6ae4a77186796a6bde78c7dbc1  two.txt
}
fossil merge br1
checkout-test 123 {
  6e167b139c294bed560e2e30b352361b101e1f39  four.txt
  ed24d19d726d173f18dbf4a9a0f8514daa3e3ca4  three.txt
  278a402316510f6ae4a77186796a6bde78c7dbc1  two.txt
}
fossil undo

# Merge br5 (which includes a file rename) into chng3
#
fossil update chng3
checkout-test 130 {
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}
fossil merge br5
checkout-test 131 {
  7eaf64a2c9141277b4c24259c7766d6a77047af7  one.txt
  98e47f99bb9fed4fdcd407f553615ca7f15a38a2  three.txt
  e58c5da3e6007d0e30600ea31611813093ad180f  two-rename.txt
}
fossil undo
checkout-test 132 {
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}
fossil merge br5
checkout-test 133 {
  7eaf64a2c9141277b4c24259c7766d6a77047af7  one.txt
  98e47f99bb9fed4fdcd407f553615ca7f15a38a2  three.txt
  e58c5da3e6007d0e30600ea31611813093ad180f  two-rename.txt
}
fossil commit -nosign -m {merge with rename} -branch {trunk+br5}
checkout-test 134 {
  7eaf64a2c9141277b4c24259c7766d6a77047af7  one.txt
  98e47f99bb9fed4fdcd407f553615ca7f15a38a2  three.txt
  e58c5da3e6007d0e30600ea31611813093ad180f  two-rename.txt
}
fossil update chng3
checkout-test 135 {
  6f525ab779ad66e24474d845c5fb7938be42d50d  one.txt
  64a8a5c7320fccfa4b2e5dfc5fd20a5381a86c5b  three.txt
  b262fee89ed8a27a23a5e09d3917e0bebe22cd24  two.txt
}
fossil update trunk+br5
checkout-test 136 {
  7eaf64a2c9141277b4c24259c7766d6a77047af7  one.txt
  98e47f99bb9fed4fdcd407f553615ca7f15a38a2  three.txt
  e58c5da3e6007d0e30600ea31611813093ad180f  two-rename.txt
}

# Merge the chng3 check-in into br5, verifying that the change to two.txt
# from chng3 are applies to two-rename.txt in br5.
#
fossil update br5
checkout-test 140 {
  e866bb885d5184cba497cfb6a4eb281688519521  one.txt
  e09593950837f76e70ca2f8ff2272ae3df0ba017  three.txt
  5ebb3c9ad50740a7382902657b84a6105c32fc7b  two-rename.txt
}
fossil merge chng3
checkout-test 141 {
  7eaf64a2c9141277b4c24259c7766d6a77047af7  one.txt
  98e47f99bb9fed4fdcd407f553615ca7f15a38a2  three.txt
  e58c5da3e6007d0e30600ea31611813093ad180f  two-rename.txt
}
fossil commit -nosign -m {change to two} -branch br5-2
checkout-test 142 {
  7eaf64a2c9141277b4c24259c7766d6a77047af7  one.txt
  98e47f99bb9fed4fdcd407f553615ca7f15a38a2  three.txt
  e58c5da3e6007d0e30600ea31611813093ad180f  two-rename.txt
}
