assert_equal 'ok', %q{
  open("require-lock-test.rb", "w") {|f|
    f.puts "sleep 0.1"
    f.puts "module M"
    f.puts "end"
  }
  $:.unshift Dir.pwd
  vs = (1..2).map {|i|
    Thread.start {
      require "require-lock-test"
      M
    }
  }.map {|t| t.value }
  vs[0] == M && vs[1] == M ? :ok : :ng
}, '[ruby-dev:32048]'

assert_equal 'ok', %q{
  %w[a a/foo b].each {|d| Dir.mkdir(d)}
  open("b/foo", "w") {|f| f.puts "$ok = :ok"}
  $:.replace(%w[a b])
  begin
    load "foo"
    $ok
  rescue => e
    e.message
  end
}, '[ruby-dev:38097]'
ut type='hidden' name='id' value='5487ee4fe8b1311d42367969860468e48667cc87'/><select name='h' onchange='this.form.submit();'>
<option value='master' selected='selected'>master</option>
<option value='ruby_1_3'>ruby_1_3</option>
<option value='ruby_1_4'>ruby_1_4</option>
<option value='ruby_1_6'>ruby_1_6</option>
<option value='ruby_1_8'>ruby_1_8</option>
<option value='ruby_1_8_5'>ruby_1_8_5</option>
<option value='ruby_1_8_6'>ruby_1_8_6</option>
<option value='ruby_1_8_7'>ruby_1_8_7</option>
<option value='ruby_1_9_1'>ruby_1_9_1</option>
<option value='ruby_1_9_2'>ruby_1_9_2</option>
<option value='ruby_1_9_3'>ruby_1_9_3</option>
<option value='ruby_2_0_0'>ruby_2_0_0</option>
<option value='ruby_2_1'>ruby_2_1</option>
<option value='ruby_2_2'>ruby_2_2</option>
<option value='ruby_2_3'>ruby_2_3</option>
<option value='ruby_2_4'>ruby_2_4</option>
<option value='ruby_2_5'>ruby_2_5</option>
<option value='ruby_2_6'>ruby_2_6</option>
<option value='ruby_2_7'>ruby_2_7</option>
<option value='ruby_3_0'>ruby_3_0</option>
<option value='ruby_3_1'>ruby_3_1</option>
<option value='ruby_3_2'>ruby_3_2</option>
<option value='ruby_3_3'>ruby_3_3</option>
<option value='v1_0r'>v1_0r</option>
<option value='v1_1dev'>v1_1dev</option>
<option value='v1_1r'>v1_1r</option>
</select> <input type='submit' value='switch'/></form></td></tr>
<tr><td class='sub'>The Ruby Programming Language</td><td class='sub right'></td></tr></table>
<table class='tabs'><tr><td>
<a href='/ruby.git/'>summary</a><a href='/ruby.git/refs/?id=5487ee4fe8b1311d42367969860468e48667cc87'>refs</a><a class='active' href='/ruby.git/log/tool/update-NEWS-refs.rb'>log</a><a href='/ruby.git/tree/tool/update-NEWS-refs.rb?id=5487ee4fe8b1311d42367969860468e48667cc87'>tree</a><a href='/ruby.git/commit/tool/update-NEWS-refs.rb?id=5487ee4fe8b1311d42367969860468e48667cc87'>commit</a><a href='/ruby.git/diff/tool/update-NEWS-refs.rb?id=5487ee4fe8b1311d42367969860468e48667cc87'>diff</a></td><td class='form'><form class='right' method='get' action='/ruby.git/log/tool/update-NEWS-refs.rb'>
<input type='hidden' name='id' value='5487ee4fe8b1311d42367969860468e48667cc87'/><select name='qt'>
<option value='grep'>log msg</option>
<option value='author'>author</option>
<option value='committer'>committer</option>
<option value='range'>range</option>
</select>
<input class='txt' type='search' size='10' name='q' value=''/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/ruby.git/log/?id=5487ee4fe8b1311d42367969860468e48667cc87'>root</a>/<a href='/ruby.git/log/tool?id=5487ee4fe8b1311d42367969860468e48667cc87'>tool</a>/<a href='/ruby.git/log/tool/update-NEWS-refs.rb?id=5487ee4fe8b1311d42367969860468e48667cc87'>update-NEWS-refs.rb</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/ruby.git/log/tool/update-NEWS-refs.rb?id=5487ee4fe8b1311d42367969860468e48667cc87&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-12-21 20:48:51 +0900'>2022-12-21</span></td><td><a href='/ruby.git/commit/tool/update-NEWS-refs.rb?id=befc99c00813568973a6330b2101e27184aab509'>[DOC] tool/update-NEWS-refs.rb: Align footnotes</a></td><td>Nobuyoshi Nakada</td></tr>
<tr><td><span title='2022-12-21 20:48:51 +0900'>2022-12-21</span></td><td><a href='/ruby.git/commit/tool/update-NEWS-refs.rb?id=c7c006cc68573cea356253cb1cc2c428d83fdf6c'>[DOC] tool/update-NEWS-refs.rb: Remove extra brackets</a></td><td>Nobuyoshi Nakada</td></tr>
<tr><td><span title='2022-12-19 14:48:18 +0900'>2022-12-19</span></td><td><a href='/ruby.git/commit/tool/update-NEWS-refs.rb?id=2605ff79aa84a635d135c5892339483e337bbd03'>tool/update-NEWS-refs.rb: Accept non-redmine url links</a></td><td>Yusuke Endoh</td></tr>
<tr><td><span title='2022-12-16 02:21:50 +0900'>2022-12-16</span></td><td><a href='/ruby.git/commit/tool/update-NEWS-refs.rb?id=b9ea83fc1c95dba0f5548e6bd1b2fa40c6e65e2d'>Update NEWS.md</a></td><td>Yusuke Endoh</td></tr>
<tr><td><span title='2022-12-10 19:01:29 +0900'>2022-12-10</span></td><td><a href='/ruby.git/commit/tool/update-NEWS-refs.rb?id=0645c8b3c1f7448d88c6fe6a4ebbd7b3a091c042'>[DOC] Fix update-NEWS-refs.rb</a></td><td>Nobuyoshi Nakada</td></tr>
<tr><td><span title='2022-12-07 12:32:29 +0900'>2022-12-07</span></td><td><a href='/ruby.git/commit/tool/update-NEWS-refs.rb?id=bcd8b2f00aef8fdaa54f1d76ca841ae8d10e5e0f'>NEWS.md: Added some missing features</a></td><td>Yusuke Endoh</td></tr>