tests/test-merge6.t
author Jun Wu <quark@fb.com>
Wed, 30 Nov 2016 19:25:18 +0000
changeset 30556 c059286a0f9c
parent 16913 f2719b387380
child 33286 2428e8ec0793
permissions -rw-r--r--
tests: replace "cp -r" with "cp -R" The POSIX documentation about "cp" [1] says: .... RATIONALE .... Earlier versions of this standard included support for the -r option to copy file hierarchies. The -r option is historical practice on BSD and BSD-derived systems. This option is no longer specified by POSIX.1-2008 but may be present in some implementations. The -R option was added as a close synonym to the -r option, selected for consistency with all other options in this volume of POSIX.1-2008 that do recursive directory descent. The difference between -R and the removed -r option is in the treatment by cp of file types other than regular and directory. It was implementation-defined how the - option treated special files to allow both historical implementations and those that chose to support -r with the same abilities as -R defined by this volume of POSIX.1-2008. The original -r flag, for historic reasons, did not handle special files any differently from regular files, but always read the file and copied its contents. This had obvious problems in the presence of special file types; for example, character devices, FIFOs, and sockets. .... .... Issue 6 The -r option is marked obsolescent. .... Issue 7 .... The obsolescent -r option is removed. .... (No "Issue 8" yet) Therefore it's clear that "cp -R" is strictly better than "cp -r". The issue was discovered when running tests on OS X after 0d87b1caed92. [1]: pubs.opengroup.org/onlinepubs/9699919799/utilities/cp.html
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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  $ cat <<EOF > merge
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  > import sys, os
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  > print "merging for", os.path.basename(sys.argv[1])
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  > EOF
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  $ HGMERGE="python ../merge"; export HGMERGE
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  $ hg init A1
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  $ cd A1
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  $ echo This is file foo1 > foo
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  $ echo This is file bar1 > bar
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  $ hg add foo bar
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  $ hg commit -m "commit text"
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  $ cd ..
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  $ hg clone A1 B1
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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 A1
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  $ rm bar
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  $ hg remove bar
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  $ hg commit -m "commit test"
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  $ cd ../B1
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  $ echo This is file foo22 > foo
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  $ hg commit -m "commit test"
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  $ cd ..
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  $ hg clone A1 A2
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  updating to branch default
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  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
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  $ hg clone B1 B2
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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 A1
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  $ hg pull ../B1
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  pulling from ../B1
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  searching for changes
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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 1 changes to 1 files (+1 heads)
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  (run 'hg heads' to see heads, 'hg merge' to merge)
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  $ hg merge
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  1 files updated, 0 files merged, 0 files removed, 0 files unresolved
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  (branch merge, don't forget to commit)
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  $ hg commit -m "commit test"
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bar should remain deleted.
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  $ hg manifest --debug
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  f9b0e817f6a48de3564c6b2957687c5e7297c5a0 644   foo
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  $ cd ../B2
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  $ hg pull ../A2
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  pulling from ../A2
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  searching for changes
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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 0 changes to 0 files (+1 heads)
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  (run 'hg heads' to see heads, 'hg merge' to merge)
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  $ hg merge
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  0 files updated, 0 files merged, 1 files removed, 0 files unresolved
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  (branch merge, don't forget to commit)
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  $ hg commit -m "commit test"
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bar should remain deleted.
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  $ hg manifest --debug
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  f9b0e817f6a48de3564c6b2957687c5e7297c5a0 644   foo
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  $ cd ..