#!/bin/sh
#
# Copyright (c) 2007 Johannes Sixt
#

global test_description := ''merging symlinks on filesystem w/o symlink support.

This tests that git merge-recursive writes merge results as plain files
if core.symlinks is false.''

source ./test-lib.sh

test_expect_success \
'setup' '
git config core.symlinks false &&
> file &&
git add file &&
git commit -m initial &&
git branch b-symlink &&
git branch b-file &&
l=$(printf file | git hash-object -t blob -w --stdin) &&
echo "120000 $l	symlink" | git update-index --index-info &&
git commit -m master &&
git checkout b-symlink &&
l=$(printf file-different | git hash-object -t blob -w --stdin) &&
echo "120000 $l	symlink" | git update-index --index-info &&
git commit -m b-symlink &&
git checkout b-file &&
echo plain-file > symlink &&
git add symlink &&
git commit -m b-file'

test_expect_success \
'merge master into b-symlink, which has a different symbolic link' '
git checkout b-symlink &&
test_must_fail git merge master'

test_expect_success \
'the merge result must be a file' '
test -f symlink'

test_expect_success \
'merge master into b-file, which has a file instead of a symbolic link' '
git reset --hard && git checkout b-file &&
test_must_fail git merge master'

test_expect_success \
'the merge result must be a file' '
test -f symlink'

test_expect_success \
'merge b-file, which has a file instead of a symbolic link, into master' '
git reset --hard &&
git checkout master &&
test_must_fail git merge b-file'

test_expect_success \
'the merge result must be a file' '
test -f symlink'

test_done
(CommandList
  children: [
    (Assignment
      keyword: Assign_None
      pairs: [
        (assign_pair
          lhs: (LhsName name:test_description)
          op: Equal
          rhs: 
            {
              (SQ <"merging symlinks on filesystem w/o symlink support.\n"> <"\n"> 
                <"This tests that git merge-recursive writes merge results as plain files\n"> <"if core.symlinks is false.">
              )
            }
          spids: [13]
        )
      ]
      spids: [13]
    )
    (C {(.)} {(./test-lib.sh)})
    (C {(test_expect_success)} {(SQ <setup>)} 
      {
        (SQ <"\n"> <"git config core.symlinks false &&\n"> <"> file &&\n"> <"git add file &&\n"> 
          <"git commit -m initial &&\n"> <"git branch b-symlink &&\n"> <"git branch b-file &&\n"> 
          <"l=$(printf file | git hash-object -t blob -w --stdin) &&\n"> <"echo \"120000 $l\tsymlink\" | git update-index --index-info &&\n"> <"git commit -m master &&\n"> 
          <"git checkout b-symlink &&\n"> <"l=$(printf file-different | git hash-object -t blob -w --stdin) &&\n"> 
          <"echo \"120000 $l\tsymlink\" | git update-index --index-info &&\n"> <"git commit -m b-symlink &&\n"> <"git checkout b-file &&\n"> <"echo plain-file > symlink &&\n"> 
          <"git add symlink &&\n"> <"git commit -m b-file">
        )
      }
    )
    (C {(test_expect_success)} 
      {(SQ <"merge master into b-symlink, which has a different symbolic link">)} {(SQ <"\n"> <"git checkout b-symlink &&\n"> <"test_must_fail git merge master">)}
    )
    (C {(test_expect_success)} {(SQ <"the merge result must be a file">)} 
      {(SQ <"\n"> <"test -f symlink">)}
    )
    (C {(test_expect_success)} 
      {(SQ <"merge master into b-file, which has a file instead of a symbolic link">)} {(SQ <"\n"> <"git reset --hard && git checkout b-file &&\n"> <"test_must_fail git merge master">)}
    )
    (C {(test_expect_success)} {(SQ <"the merge result must be a file">)} 
      {(SQ <"\n"> <"test -f symlink">)}
    )
    (C {(test_expect_success)} 
      {(SQ <"merge b-file, which has a file instead of a symbolic link, into master">)} 
      {
        (SQ <"\n"> <"git reset --hard &&\n"> <"git checkout master &&\n"> 
          <"test_must_fail git merge b-file">
        )
      }
    )
    (C {(test_expect_success)} {(SQ <"the merge result must be a file">)} 
      {(SQ <"\n"> <"test -f symlink">)}
    )
    (C {(test_done)})
  ]
)