#!/usr/bin/python
'''Test the various package hooks.'''

import unittest, subprocess, tempfile, os, shutil, os.path, sys, optparse
import apport, apport.fileutils

# parse command line options
optparser = optparse.OptionParser('%prog [options]')
optparser.add_option('-l', '--local',
    help='Test scripts in ./bin/ instead of /usr/share/apport/',
    action='store_true', dest='local', default=False)
options, args = optparser.parse_args()

if options.local:
    basedir = 'bin'
else:
    basedir = '/usr/share/apport'

class _HooksTest(unittest.TestCase):
    def setUp(self):
        self.orig_report_dir = apport.fileutils.report_dir
        apport.fileutils.report_dir = tempfile.mkdtemp()
        os.environ['APPORT_REPORT_DIR'] = apport.fileutils.report_dir

        self.workdir = tempfile.mkdtemp()

    def tearDown(self):
        shutil.rmtree(apport.fileutils.report_dir)
        apport.fileutils.report_dir = self.orig_report_dir 

        shutil.rmtree(self.workdir)

    def test_package_hook_nologs(self):
        '''Test package_hook without any log files.'''

        ph = subprocess.Popen(['%s/package_hook' % basedir, '-p', 'bash'],
            stdin=subprocess.PIPE)
        ph.communicate('something is wrong')
        self.assertEqual(ph.returncode, 0, 'package_hook finished successfully')

        reps = apport.fileutils.get_new_reports()
        self.assertEqual(len(reps), 1, 'package_hook created a report')

        r = apport.Report()
        r.load(open(reps[0]))

        self.assertEqual(r['ProblemType'], 'Package')
        self.assertEqual(r['Package'], 'bash')
        self.assertEqual(r['SourcePackage'], 'bash')
        self.assertEqual(r['ErrorMessage'], 'something is wrong')

    def test_package_hook_uninstalled(self):
        '''Test package_hook on an uninstalled package (might fail to install).'''

        #FIXME: This is a really Debian/Ubuntu specific dodgy test case
        ph = subprocess.Popen(['%s/package_hook' % basedir, '-p', 'libdb4.3-tcl'],
            stdin=subprocess.PIPE)
        ph.communicate('something is wrong')
        self.assertEqual(ph.returncode, 0, 'package_hook finished successfully')

        reps = apport.fileutils.get_new_reports()
        self.assertEqual(len(reps), 1, 'package_hook created a report')

        r = apport.Report()
        r.load(open(reps[0]))

        self.assertEqual(r['ProblemType'], 'Package')
        self.assertEqual(r['Package'], 'libdb4.3-tcl')
        self.assertEqual(r['SourcePackage'], 'db4.3')
        self.assertEqual(r['ErrorMessage'], 'something is wrong')

    def test_package_hook_logs(self):
        '''Test package_hook with a log dir and a log file.'''

        open(os.path.join(self.workdir, 'log_1.log'), 'w').write('Log 1\nbla')
        open(os.path.join(self.workdir, 'log2'), 'w').write('Yet\nanother\nlog')

        ph = subprocess.Popen(['%s/package_hook' % basedir, '-p', 'bash', '-l',
            os.path.realpath(sys.argv[0]), '-l', self.workdir],
            stdin=subprocess.PIPE)
        ph.communicate('something is wrong')
        self.assertEqual(ph.returncode, 0, 'package_hook finished successfully')

        reps = apport.fileutils.get_new_reports()
        self.assertEqual(len(reps), 1, 'package_hook created a report')

        r = apport.Report()
        r.load(open(reps[0]))

        filekey = None
        log1key = None
        log2key = None
        for k in r.keys():
            if k.endswith('Testhooks'):
                filekey = k
            elif k.endswith('Log1log'):
                log1key = k
            elif k.endswith('Log2'):
                log2key = k

        self.assert_(filekey)
        self.assert_(log1key)
        self.assert_(log2key)
        self.assert_('0234lkjas' in r[filekey])
        self.assertEqual(len(r[filekey]), os.path.getsize(sys.argv[0]))
        self.assertEqual(r[log1key], 'Log 1\nbla')
        self.assertEqual(r[log2key], 'Yet\nanother\nlog')

    def test_kernel_hook(self):
        '''Test kernel_hook.'''

        self.assertEqual(subprocess.call('%s/kernel_hook' % basedir), 0,
            'kernel_hook finished successfully')

        reps = apport.fileutils.get_new_reports()
        self.assertEqual(len(reps), 1, 'kernel_hook created a report')

        r = apport.Report()
        r.load(open(reps[0]))

        self.assertEqual(set(r.keys()), set(['Date', 'Dmesg', 'LsMod',
            'LsPciVV', 'LsPciVVM', 'Package', 'ProblemType', 'ProcCpuInfo',
            'ProcVersion', 'ProcVersionSignature', 'SourcePackage']))

        self.assertEqual(r['ProblemType'], 'Kernel')

        self.assert_(os.uname()[2].split('-')[0] in r['SourcePackage'])
        self.assertEqual(r['ProcVersionSignature'],
            open('/proc/version_signature').read().strip())

# call tests

tl = unittest.TestLoader()
tests_all = unittest.TestSuite((
    tl.loadTestsFromName('__main__')
))
unittest.TextTestRunner(verbosity=2).run(tests_all)
