Test the EOL hook

  $ hg init main

  $ cat > main/.hg/hgrc <<EOF

  > [hooks]

  > pretxnchangegroup = python:hgext.eol.hook

  > EOF

  $ hg clone main fork

  updating to branch default

  0 files updated, 0 files merged, 0 files removed, 0 files unresolved

  $ cd fork

Create repo

  $ cat > .hgeol <<EOF

  > [patterns]

  > mixed.txt = BIN

  > crlf.txt = CRLF

  > **.txt = native

  > EOF

  $ hg add .hgeol

  $ hg commit -m 'Commit .hgeol'

  $ printf "first\nsecond\nthird\n" > a.txt

  $ hg add a.txt

  $ hg commit -m 'LF a.txt'

  $ hg push ../main

  pushing to ../main

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 2 changesets with 2 changes to 2 files

  $ printf "first\r\nsecond\r\nthird\n" > a.txt

  $ hg commit -m 'CRLF a.txt'

  $ hg push ../main

  pushing to ../main

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 1 changesets with 1 changes to 1 files

  error: pretxnchangegroup hook failed: end-of-line check failed:

    a.txt in a8ee6548cd86 should not have CRLF line endings

  transaction abort!

  rollback completed

  abort: end-of-line check failed:

    a.txt in a8ee6548cd86 should not have CRLF line endings

  [255]

  $ printf "first\nsecond\nthird\n" > a.txt

  $ hg commit -m 'LF a.txt (fixed)'

  $ hg push ../main

  pushing to ../main

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 2 changesets with 2 changes to 1 files

  $ printf "first\nsecond\nthird\n" > crlf.txt

  $ hg add crlf.txt

  $ hg commit -m 'LF crlf.txt'

  $ hg push ../main

  pushing to ../main

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 1 changesets with 1 changes to 1 files

  error: pretxnchangegroup hook failed: end-of-line check failed:

    crlf.txt in 004ba2132725 should not have LF line endings

  transaction abort!

  rollback completed

  abort: end-of-line check failed:

    crlf.txt in 004ba2132725 should not have LF line endings

  [255]

  $ printf "first\r\nsecond\r\nthird\r\n" > crlf.txt

  $ hg commit -m 'CRLF crlf.txt (fixed)'

  $ hg push ../main

  pushing to ../main

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 2 changesets with 2 changes to 1 files

  $ printf "first\r\nsecond" > b.txt

  $ hg add b.txt

  $ hg commit -m 'CRLF b.txt'

  $ hg push ../main

  pushing to ../main

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 1 changesets with 1 changes to 1 files

  error: pretxnchangegroup hook failed: end-of-line check failed:

    b.txt in fbcf9b1025f5 should not have CRLF line endings

  transaction abort!

  rollback completed

  abort: end-of-line check failed:

    b.txt in fbcf9b1025f5 should not have CRLF line endings

  [255]

  $ hg up -r -2

  0 files updated, 0 files merged, 1 files removed, 0 files unresolved

  $ printf "some\nother\nfile" > c.txt

  $ hg add c.txt

  $ hg commit -m "LF c.txt, b.txt doesn't exist here"

  created new head

  $ hg push -f ../main

  pushing to ../main

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 2 changesets with 2 changes to 2 files (+1 heads)

  error: pretxnchangegroup hook failed: end-of-line check failed:

    b.txt in fbcf9b1025f5 should not have CRLF line endings

  transaction abort!

  rollback completed

  abort: end-of-line check failed:

    b.txt in fbcf9b1025f5 should not have CRLF line endings

  [255]

Test checkheadshook alias

  $ cat > ../main/.hg/hgrc <<EOF

  > [hooks]

  > pretxnchangegroup = python:hgext.eol.checkheadshook

  > EOF

  $ hg push -f ../main

  pushing to ../main

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 2 changesets with 2 changes to 2 files (+1 heads)

  error: pretxnchangegroup hook failed: end-of-line check failed:

    b.txt in fbcf9b1025f5 should not have CRLF line endings

  transaction abort!

  rollback completed

  abort: end-of-line check failed:

    b.txt in fbcf9b1025f5 should not have CRLF line endings

  [255]

We can fix the head and push again

  $ hg up 6

  1 files updated, 0 files merged, 1 files removed, 0 files unresolved

  $ printf "first\nsecond" > b.txt

  $ hg ci -m "remove CRLF from b.txt"

  $ hg push -f ../main

  pushing to ../main

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 3 changesets with 3 changes to 2 files (+1 heads)

  $ hg -R ../main rollback

  repository tip rolled back to revision 5 (undo push)

Test it still fails with checkallhook

  $ cat > ../main/.hg/hgrc <<EOF

  > [hooks]

  > pretxnchangegroup = python:hgext.eol.checkallhook

  > EOF

  $ hg push -f ../main

  pushing to ../main

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 3 changesets with 3 changes to 2 files (+1 heads)

  error: pretxnchangegroup hook failed: end-of-line check failed:

    b.txt in fbcf9b1025f5 should not have CRLF line endings

  transaction abort!

  rollback completed

  abort: end-of-line check failed:

    b.txt in fbcf9b1025f5 should not have CRLF line endings

  [255]

But we can push the clean head

  $ hg push -r7 -f ../main

  pushing to ../main

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 1 changesets with 1 changes to 1 files

Test multiple files/revisions output

  $ printf "another\r\nbad\r\none" > d.txt

  $ hg add d.txt

  $ hg ci -m "add d.txt"

  $ hg push -f ../main

  pushing to ../main

  searching for changes

  adding changesets

  adding manifests

  adding file changes

  added 3 changesets with 3 changes to 2 files (+1 heads)

  error: pretxnchangegroup hook failed: end-of-line check failed:

    d.txt in a7040e68714f should not have CRLF line endings

    b.txt in fbcf9b1025f5 should not have CRLF line endings

  transaction abort!

  rollback completed

  abort: end-of-line check failed:

    d.txt in a7040e68714f should not have CRLF line endings

    b.txt in fbcf9b1025f5 should not have CRLF line endings

  [255]