#
# Test tpkg's ability to resolve dependencies
#

require File.expand_path('tpkgtest', File.dirname(__FILE__))

class TpkgConflictTests < Test::Unit::TestCase
  include TpkgTests
  
  def setup
    Tpkg::set_prompt(false)
  end

  def test_conflict
    Dir.mktmpdir('srcdir') do |srcdir|
      pkgfiles = []
      FileUtils.cp(File.join(TESTPKGDIR, 'tpkg-nofiles.xml'), File.join(srcdir, 'tpkg.xml'))
      
      pkgfiles <<  make_package(:change => { 'name' => 'pkgA', 'version' => '1.0' }, :source_directory => srcdir, :remove => ['operatingsystem', 'architecture'], :conflicts => {'pkgB' => {}})
      pkgfiles <<  make_package(:change => { 'name' => 'pkgB', 'version' => '1.0' }, :source_directory => srcdir, :remove => ['operatingsystem', 'architecture'])
      pkgfiles <<  make_package(:change => { 'name' => 'pkgC', 'version' => '1.0' }, :source_directory => srcdir, :remove => ['operatingsystem', 'architecture'])
      pkgfiles <<  make_package(:change => { 'name' => 'pkgC', 'version' => '2.0' }, :source_directory => srcdir, :remove => ['operatingsystem', 'architecture'], :conflicts => {'pkgD' => {}})
      pkgfiles <<  make_package(:change => { 'name' => 'pkgD', 'version' => '1.0' }, :source_directory => srcdir, :remove => ['operatingsystem', 'architecture'])
      
      # Should not be able to install both pkgA and B since A conflicts with B
      Dir.mktmpdir('testroot') do |testroot|
        tpkg = Tpkg.new(:file_system_root => testroot, :base => File.join('home', 'tpkg'), :sources => pkgfiles)
        assert_raise(RuntimeError) { tpkg.install(['pkgA', 'pkgB'], PASSPHRASE) }
        assert_nothing_raised { tpkg.install(['pkgA'], PASSPHRASE)}
        assert(!tpkg.install(['pkgB'], PASSPHRASE))
        assert(tpkg.install(['pkgB'], PASSPHRASE, {:force_replace => true}))
        assert_nothing_raised { tpkg.install(['pkgC=1.0', 'pkgD'], PASSPHRASE)}
        # Should not be able to upgrade pgkC because new version
        # of pkgC conflicts with pkgD
        assert(!tpkg.upgrade(['pkgC'], PASSPHRASE))
        assert(tpkg.upgrade(['pkgC'], PASSPHRASE, {:force_replace => true}))
      end
    end
  end
  
end