import os
import difflib
import subprocess
import tempfile

from osclib.freeze_command import FreezeCommand
from . import OBSLocal


class TestFreeze(OBSLocal.TestCase):

    def _get_fixture_path(self, filename):
        """
        Return path for fixture
        """
        return os.path.join(self._get_fixtures_dir(), filename)

    def _get_fixtures_dir(self):
        """
        Return path for fixtures
        """
        return os.path.join(os.getcwd(), 'tests/fixtures')

    def test_bootstrap_copy(self):
        wf = OBSLocal.FactoryWorkflow()

        fc = FreezeCommand(wf.api)

        fp = self._get_fixture_path('staging-meta-for-bootstrap-copy.xml')
        fc.prj = 'openSUSE:Factory:Staging:A'
        fixture = subprocess.check_output(f'/usr/bin/xmllint --format {fp}', shell=True).decode('utf-8')

        f = tempfile.NamedTemporaryFile(delete=False)
        f.write(fc.prj_meta_for_bootstrap_copy())
        f.close()

        output = subprocess.check_output(f'/usr/bin/xmllint --format {f.name}', shell=True).decode('utf-8')

        for line in difflib.unified_diff(fixture.split("\n"), output.split("\n")):
            print(line)
        self.assertEqual(output, fixture)
