view tests/test-merge-partial-tool.t @ 52230:7a568296296e stable

windows: simply rely on the PATH adjustment to find python.exe in tests

The shell script under a `.exe` name confused Windows outside MSYS and give us
the following error:

    […]/python.exe is not compatible with the version of Windows you're running. Check your computer's system information and then contact the software publisher.

This is necessary to get the wheel variant of the test run to work properly.

Test support for partial-resolution tools

Create a tool that resolves conflicts after line 5 by simply dropping those
lines (even if there are no conflicts there)
  $ cat >> "$TESTTMP/head.sh" <<'EOF'
  > #!/bin/sh
  > for f in "$@"; do
  >   head -5 "$f" > tmp
  >   mv -f tmp "$f"
  > done
  > EOF
  $ chmod +x "$TESTTMP/head.sh"
...and another tool that keeps only the last 5 lines instead of the first 5.
  $ cat >> "$TESTTMP/tail.sh" <<'EOF'
  > #!/bin/sh
  > for f in "$@"; do
  >   tail -5 "$f" > tmp
  >   mv -f tmp "$f"
  > done
  > EOF
  $ chmod +x "$TESTTMP/tail.sh"

Set up both tools to run on all patterns (the default), and let the `tail` tool
run after the `head` tool, which means it will have no effect (we'll override it
to test order later)
  $ cat >> "$HGRCPATH" <<EOF
  > [partial-merge-tools]
  > head.executable=$TESTTMP/head.sh
  > tail.executable=$TESTTMP/tail.sh
  > tail.order=1
  > EOF

On Windows, running $TESTTMP/script.sh will open script.sh in an editor, if
that's what the configured file association is.  The code shell quotes the
*.executable value, so we can't set it to `sh $TESTTMP/script.sh`, because it
tries to run that as the executable.  As a workaround, generate a bat file that
invokes `sh script.sh`, and passes the args along.

#if windows
  $ cat >> "$TESTTMP/head.bat" <<'EOF'
  > @echo off
  > sh "%TESTTMP%/head.sh" %*
  > EOF

  $ cat >> "$TESTTMP/tail.bat" <<'EOF'
  > @echo off
  > sh "%TESTTMP%/tail.sh" %*
  > EOF

  $ sed 's/head.sh/head.bat/g' "${HGRCPATH}" > "${HGRCPATH}.tmp"
  $ sed 's/tail.sh/tail.bat/g' "${HGRCPATH}.tmp" > "${HGRCPATH}"
#endif

  $ make_commit() {
  >   echo "$@" | xargs -n1 > file
  >   hg add file 2> /dev/null
  >   hg ci -m "$*"
  > }


Let a partial-resolution tool resolve some conflicts and leave other conflicts
for the regular merge tool (:merge3 here)

  $ hg init repo
  $ cd repo
  $ make_commit a b c d e f
  $ make_commit a b2 c d e f2
  $ hg up 0
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ make_commit a b3 c d e f3
  created new head
  $ hg merge 1 -t :merge3
  merging file
  warning: conflicts while merging file! (edit, then use 'hg resolve --mark')
  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
  use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon
  [1]
  $ cat file
  a
  <<<<<<< working copy:    e11a49d4b620 - test: a b3 c d e f3
  b3
  ||||||| common ancestor: 8ae8bb9cc43a - test: a b c d e f
  b
  =======
  b2
  >>>>>>> merge rev:       fbc096a40cc5 - test: a b2 c d e f2
  c
  d
  e


With premerge=keep, the partial-resolution tools runs before and doesn't see
the conflict markers

  $ hg up -C 2
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ cat >> .hg/hgrc <<EOF
  > [merge-tools]
  > my-local.executable = cat
  > my-local.args = $local
  > my-local.premerge = keep-merge3
  > EOF
  $ hg merge 1 -t my-local
  merging file
  0 files updated, 1 files merged, 0 files removed, 0 files unresolved
  (branch merge, don't forget to commit)
  $ cat file
  a
  <<<<<<< working copy:    e11a49d4b620 - test: a b3 c d e f3
  b3
  ||||||| common ancestor: 8ae8bb9cc43a - test: a b c d e f
  b
  =======
  b2
  >>>>>>> merge rev:       fbc096a40cc5 - test: a b2 c d e f2
  c
  d
  e


When a partial-resolution tool resolves all conflicts, the resolution should
be recorded and the regular merge tool should not be invoked for the file.

  $ hg up -C 0
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ make_commit a b c d e f2
  created new head
  $ hg up 0
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ make_commit a b c d e f3
  created new head
  $ hg merge 3 -t false
  merging file
  0 files updated, 1 files merged, 0 files removed, 0 files unresolved
  (branch merge, don't forget to commit)
  $ cat file
  a
  b
  c
  d
  e


Can disable all partial merge tools (the `head` tool would have resolved this
conflict it had been enabled)

  $ hg up -C 4
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg merge 3 -t :merge3 --config merge.disable-partial-tools=yes
  merging file
  warning: conflicts while merging file! (edit, then use 'hg resolve --mark')
  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
  use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon
  [1]
  $ cat file
  a
  b
  c
  d
  e
  <<<<<<< working copy:    d57edaa6e21a - test: a b c d e f3
  f3
  ||||||| common ancestor: 8ae8bb9cc43a - test: a b c d e f
  f
  =======
  f2
  >>>>>>> merge rev:       8c217da987be - test: a b c d e f2


Can disable one partial merge tool (the `head` tool would have resolved this
conflict it had been enabled)

  $ hg up -C 4
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg merge 3 -t :merge3 --config partial-merge-tools.head.disable=yes
  merging file
  warning: conflicts while merging file! (edit, then use 'hg resolve --mark')
  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
  use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon
  [1]
  $ cat file
  b
  c
  d
  e
  <<<<<<< working copy:    d57edaa6e21a - test: a b c d e f3
  f3
  ||||||| common ancestor: 8ae8bb9cc43a - test: a b c d e f
  f
  =======
  f2
  >>>>>>> merge rev:       8c217da987be - test: a b c d e f2


Only tools whose patterns match are run. We make `head` not match here, so
only `tail` should run

  $ hg up -C 4
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg merge 3 -t :merge3 --config partial-merge-tools.head.patterns=other
  merging file
  warning: conflicts while merging file! (edit, then use 'hg resolve --mark')
  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
  use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon
  [1]
  $ cat file
  b
  c
  d
  e
  <<<<<<< working copy:    d57edaa6e21a - test: a b c d e f3
  f3
  ||||||| common ancestor: 8ae8bb9cc43a - test: a b c d e f
  f
  =======
  f2
  >>>>>>> merge rev:       8c217da987be - test: a b c d e f2


Filesets can be used to select which files to run partial merge tools on.

  $ hg up -C 4
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg merge 3 -t :merge3 --config partial-merge-tools.head.patterns=set:other
  merging file
  warning: conflicts while merging file! (edit, then use 'hg resolve --mark')
  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
  use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon
  [1]
  $ cat file
  b
  c
  d
  e
  <<<<<<< working copy:    d57edaa6e21a - test: a b c d e f3
  f3
  ||||||| common ancestor: 8ae8bb9cc43a - test: a b c d e f
  f
  =======
  f2
  >>>>>>> merge rev:       8c217da987be - test: a b c d e f2


If there are several matching tools, they are run in requested order. We move
`head` after `tail` in order here so it has no effect (the conflict in "f" thus
remains).

  $ hg up -C 4
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg merge 3 -t :merge3 --config partial-merge-tools.head.order=2
  merging file
  warning: conflicts while merging file! (edit, then use 'hg resolve --mark')
  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
  use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon
  [1]
  $ cat file
  b
  c
  d
  e
  <<<<<<< working copy:    d57edaa6e21a - test: a b c d e f3
  f3
  ||||||| common ancestor: 8ae8bb9cc43a - test: a b c d e f
  f
  =======
  f2
  >>>>>>> merge rev:       8c217da987be - test: a b c d e f2


When using "nomerge" tools (e.g. `:other`), the partial-resolution tools
should not be run.

  $ hg up -C 4
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg merge 3 -t :other
  0 files updated, 1 files merged, 0 files removed, 0 files unresolved
  (branch merge, don't forget to commit)
  $ cat file
  a
  b
  c
  d
  e
  f2


If a partial-resolution tool resolved some conflict and simplemerge can
merge the rest, then the regular merge tool should not be used. Here we merge
"a b c d e3 f3" with "a b2 c d e f2". The `head` tool resolves the conflict in
"f" and the internal simplemerge merges the remaining changes in "b" and "e".

  $ hg up -C 0
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ make_commit a b c d e3 f3
  created new head
  $ hg merge 1 -t false
  merging file
  0 files updated, 1 files merged, 0 files removed, 0 files unresolved
  (branch merge, don't forget to commit)
  $ cat file
  a
  b2
  c
  d
  e3

Test that arguments get passed as expected.

  $ cat >> "$TESTTMP/log-args.sh" <<'EOF'
  > #!/bin/sh
  > echo "$@" > args.log
  > EOF
  $ chmod +x "$TESTTMP/log-args.sh"
  $ cat >> "$HGRCPATH" <<EOF
  > [partial-merge-tools]
  > log-args.executable=$TESTTMP/log-args.sh
  > EOF

On Windows, running $TESTTMP/script.sh will open script.sh in an editor, if
that's what the configured file association is.  The code shell quotes the
*.executable value, so we can't set it to `sh $TESTTMP/script.sh`, because it
tries to run that as the executable.  As a workaround, generate a bat file that
invokes `sh script.sh`, and passes the args along.

#if windows
  $ cat >> "$TESTTMP/log-args.bat" <<'EOF'
  > @echo off
  > sh "%TESTTMP%/log-args.sh" %*
  > EOF

  $ sed 's/log-args.sh/log-args.bat/g' "$HGRCPATH" > "${HGRCPATH}.tmp"
  $ mv "${HGRCPATH}.tmp" "${HGRCPATH}"
#endif

  $ hg up -C 2
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg merge 1
  merging file
  warning: conflicts while merging file! (edit, then use 'hg resolve --mark')
  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
  use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon
  [1]
  $ cat args.log
  */hgmerge-*/file~local */hgmerge-*/file~base */hgmerge-*/file~other (glob)
  $ hg up -C 2
  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
  $ hg merge 1 --config partial-merge-tools.log-args.args='--other $other $base --foo --local $local --also-other $other'
  merging file
  warning: conflicts while merging file! (edit, then use 'hg resolve --mark')
  0 files updated, 0 files merged, 0 files removed, 1 files unresolved
  use 'hg resolve' to retry unresolved file merges or 'hg merge --abort' to abandon
  [1]
  $ cat args.log
  --other */hgmerge-*/file~other */hgmerge-*/file~base --foo --local */hgmerge-*/file~local --also-other */hgmerge-*/file~other (glob)