#!/usr/bin/env python
# -*- coding: utf-8 -*-
import pytest


# pylint: disable=attribute-defined-outside-init
class TestSSHAlgorithm(object):
	@pytest.fixture(autouse=True)
	def init(self, ssh_audit):
		self.ssh = ssh_audit.SSH
	
	def _tf(self, v, s=None):
		return self.ssh.Algorithm.Timeframe().update(v, s)
	
	def test_get_ssh_version(self):
		def ver(v):
			return self.ssh.Algorithm.get_ssh_version(v)
		
		assert ver('7.5') == ('OpenSSH', '7.5', False)
		assert ver('7.5C') == ('OpenSSH', '7.5', True)
		assert ver('d2016.74') == ('Dropbear SSH', '2016.74', False)
		assert ver('l10.7.4') == ('libssh', '0.7.4', False)
		assert ver('')[1] == ''
	
	def test_get_since_text(self):
		def gst(v):
			return self.ssh.Algorithm.get_since_text(v)
		
		assert gst(['7.5']) == 'available since OpenSSH 7.5'
		assert gst(['7.5C']) == 'available since OpenSSH 7.5 (client only)'
		assert gst(['7.5,']) == 'available since OpenSSH 7.5'
		assert gst(['d2016.73']) == 'available since Dropbear SSH 2016.73'
		assert gst(['7.5,d2016.73']) == 'available since OpenSSH 7.5, Dropbear SSH 2016.73'
		assert gst(['l10.7.4']) is None
		assert gst([]) is None
	
	def test_timeframe_creation(self):
		# pylint: disable=line-too-long,too-many-statements
		def cmp_tf(v, s, r):
			assert str(self._tf(v, s)) == str(r)
		
		cmp_tf(['6.2'], None, {'OpenSSH': ['6.2', None, '6.2', None]})
		cmp_tf(['6.2'], True, {'OpenSSH': ['6.2', None, None, None]})
		cmp_tf(['6.2'], False, {'OpenSSH': [None, None, '6.2', None]})
		cmp_tf(['6.2C'], None, {'OpenSSH': [None, None, '6.2', None]})
		cmp_tf(['6.2C'], True, {})
		cmp_tf(['6.2C'], False, {'OpenSSH': [None, None, '6.2', None]})
		cmp_tf(['6.1,6.2C'], None, {'OpenSSH': ['6.1', None, '6.2', None]})
		cmp_tf(['6.1,6.2C'], True, {'OpenSSH': ['6.1', None, None, None]})
		cmp_tf(['6.1,6.2C'], False, {'OpenSSH': [None, None, '6.2', None]})
		cmp_tf(['6.2C,6.1'], None, {'OpenSSH': ['6.1', None, '6.2', None]})
		cmp_tf(['6.2C,6.1'], True, {'OpenSSH': ['6.1', None, None, None]})
		cmp_tf(['6.2C,6.1'], False, {'OpenSSH': [None, None, '6.2', None]})
		cmp_tf(['6.3,6.2C'], None, {'OpenSSH': ['6.3', None, '6.2', None]})
		cmp_tf(['6.3,6.2C'], True, {'OpenSSH': ['6.3', None, None, None]})
		cmp_tf(['6.3,6.2C'], False, {'OpenSSH': [None, None, '6.2', None]})
		cmp_tf(['6.2C,6.3'], None, {'OpenSSH': ['6.3', None, '6.2', None]})
		cmp_tf(['6.2C,6.3'], True, {'OpenSSH': ['6.3', None, None, None]})
		cmp_tf(['6.2C,6.3'], False, {'OpenSSH': [None, None, '6.2', None]})
		
		cmp_tf(['6.2', '6.6'], None, {'OpenSSH': ['6.2', '6.6', '6.2', '6.6']})
		cmp_tf(['6.2', '6.6'], True, {'OpenSSH': ['6.2', '6.6', None, None]})
		cmp_tf(['6.2', '6.6'], False, {'OpenSSH': [None, None, '6.2', '6.6']})
		cmp_tf(['6.2C', '6.6'], None, {'OpenSSH': [None, '6.6', '6.2', '6.6']})
		cmp_tf(['6.2C', '6.6'], True, {'OpenSSH': [None, '6.6', None, None]})
		cmp_tf(['6.2C', '6.6'], False, {'OpenSSH': [None, None, '6.2', '6.6']})
		cmp_tf(['6.1,6.2C', '6.6'], None, {'OpenSSH': ['6.1', '6.6', '6.2', '6.6']})
		cmp_tf(['6.1,6.2C', '6.6'], True, {'OpenSSH': ['6.1', '6.6', None, None]})
		cmp_tf(['6.1,6.2C', '6.6'], False, {'OpenSSH': [None, None, '6.2', '6.6']})
		cmp_tf(['6.2C,6.1', '6.6'], None, {'OpenSSH': ['6.1', '6.6', '6.2', '6.6']})
		cmp_tf(['6.2C,6.1', '6.6'], True, {'OpenSSH': ['6.1', '6.6', None, None]})
		cmp_tf(['6.2C,6.1', '6.6'], False, {'OpenSSH': [None, None, '6.2', '6.6']})
		cmp_tf(['6.3,6.2C', '6.6'], None, {'OpenSSH': ['6.3', '6.6', '6.2', '6.6']})
		cmp_tf(['6.3,6.2C', '6.6'], True, {'OpenSSH': ['6.3', '6.6', None, None]})
		cmp_tf(['6.3,6.2C', '6.6'], False, {'OpenSSH': [None, None, '6.2', '6.6']})
		cmp_tf(['6.2C,6.3', '6.6'], None, {'OpenSSH': ['6.3', '6.6', '6.2', '6.6']})
		cmp_tf(['6.2C,6.3', '6.6'], True, {'OpenSSH': ['6.3', '6.6', None, None]})
		cmp_tf(['6.2C,6.3', '6.6'], False, {'OpenSSH': [None, None, '6.2', '6.6']})
		
		cmp_tf(['6.2', '6.6', None], None, {'OpenSSH': ['6.2', '6.6', '6.2', None]})
		cmp_tf(['6.2', '6.6', None], True, {'OpenSSH': ['6.2', '6.6', None, None]})
		cmp_tf(['6.2', '6.6', None], False, {'OpenSSH': [None, None, '6.2', None]})
		cmp_tf(['6.2C', '6.6', None], None, {'OpenSSH': [None, '6.6', '6.2', None]})
		cmp_tf(['6.2C', '6.6', None], True, {'OpenSSH': [None, '6.6', None, None]})
		cmp_tf(['6.2C', '6.6', None], False, {'OpenSSH': [None, None, '6.2', None]})
		cmp_tf(['6.1,6.2C', '6.6', None], None, {'OpenSSH': ['6.1', '6.6', '6.2', None]})
		cmp_tf(['6.1,6.2C', '6.6', None], True, {'OpenSSH': ['6.1', '6.6', None, None]})
		cmp_tf(['6.1,6.2C', '6.6', None], False, {'OpenSSH': [None, None, '6.2', None]})
		cmp_tf(['6.2C,6.1', '6.6', None], None, {'OpenSSH': ['6.1', '6.6', '6.2', None]})
		cmp_tf(['6.2C,6.1', '6.6', None], True, {'OpenSSH': ['6.1', '6.6', None, None]})
		cmp_tf(['6.2C,6.1', '6.6', None], False, {'OpenSSH': [None, None, '6.2', None]})
		cmp_tf(['6.2,6.3C', '6.6', None], None, {'OpenSSH': ['6.2', '6.6', '6.3', None]})
		cmp_tf(['6.2,6.3C', '6.6', None], True, {'OpenSSH': ['6.2', '6.6', None, None]})
		cmp_tf(['6.2,6.3C', '6.6', None], False, {'OpenSSH': [None, None, '6.3', None]})
		cmp_tf(['6.3C,6.2', '6.6', None], None, {'OpenSSH': ['6.2', '6.6', '6.3', None]})
		cmp_tf(['6.3C,6.2', '6.6', None], True, {'OpenSSH': ['6.2', '6.6', None, None]})
		cmp_tf(['6.3C,6.2', '6.6', None], False, {'OpenSSH': [None, None, '6.3', None]})
		
		cmp_tf(['6.2', '6.6', '7.1'], None, {'OpenSSH': ['6.2', '6.6', '6.2', '7.1']})
		cmp_tf(['6.2', '6.6', '7.1'], True, {'OpenSSH': ['6.2', '6.6', None, None]})
		cmp_tf(['6.2', '6.6', '7.1'], False, {'OpenSSH': [None, None, '6.2', '7.1']})
		cmp_tf(['6.1,6.2C', '6.6', '7.1'], None, {'OpenSSH': ['6.1', '6.6', '6.2', '7.1']})
		cmp_tf(['6.1,6.2C', '6.6', '7.1'], True, {'OpenSSH': ['6.1', '6.6', None, None]})
		cmp_tf(['6.1,6.2C', '6.6', '7.1'], False, {'OpenSSH': [None, None, '6.2', '7.1']})
		cmp_tf(['6.2C,6.1', '6.6', '7.1'], None, {'OpenSSH': ['6.1', '6.6', '6.2', '7.1']})
		cmp_tf(['6.2C,6.1', '6.6', '7.1'], True, {'OpenSSH': ['6.1', '6.6', None, None]})
		cmp_tf(['6.2C,6.1', '6.6', '7.1'], False, {'OpenSSH': [None, None, '6.2', '7.1']})
		cmp_tf(['6.2,6.3C', '6.6', '7.1'], None, {'OpenSSH': ['6.2', '6.6', '6.3', '7.1']})
		cmp_tf(['6.2,6.3C', '6.6', '7.1'], True, {'OpenSSH': ['6.2', '6.6', None, None]})
		cmp_tf(['6.2,6.3C', '6.6', '7.1'], False, {'OpenSSH': [None, None, '6.3', '7.1']})
		cmp_tf(['6.3C,6.2', '6.6', '7.1'], None, {'OpenSSH': ['6.2', '6.6', '6.3', '7.1']})
		cmp_tf(['6.3C,6.2', '6.6', '7.1'], True, {'OpenSSH': ['6.2', '6.6', None, None]})
		cmp_tf(['6.3C,6.2', '6.6', '7.1'], False, {'OpenSSH': [None, None, '6.3', '7.1']})
		
		tf1 = self._tf(['6.1,d2016.72,6.2C', '6.6,d2016.73', '7.1,d2016.74'])
		tf2 = self._tf(['d2016.72,6.2C,6.1', 'd2016.73,6.6', 'd2016.74,7.1'])
		tf3 = self._tf(['d2016.72,6.2C,6.1', '6.6,d2016.73', '7.1,d2016.74'])
		# check without caring for output order
		ov = "'OpenSSH': ['6.1', '6.6', '6.2', '7.1']"
		dv = "'Dropbear SSH': ['2016.72', '2016.73', '2016.72', '2016.74']"
		assert len(str(tf1)) == len(str(tf2)) == len(str(tf3))
		assert ov in str(tf1) and dv in str(tf1)
		assert ov in str(tf2) and dv in str(tf3)
		assert ov in str(tf2) and dv in str(tf3)
	
	def test_timeframe_object(self):
		tf = self._tf(['6.1,6.2C', '6.6', '7.1'])
		assert 'OpenSSH' in tf
		assert 'Dropbear SSH' not in tf
		assert 'libssh' not in tf
		assert 'unknown' not in tf
		assert tf['OpenSSH'] == ('6.1', '6.6', '6.2', '7.1')
		assert tf['Dropbear SSH'] == (None, None, None, None)
		assert tf['libssh'] == (None, None, None, None)
		assert tf['unknown'] == (None, None, None, None)
		assert tf.get_from('OpenSSH', True) == '6.1'
		assert tf.get_till('OpenSSH', True) == '6.6'
		assert tf.get_from('OpenSSH', False) == '6.2'
		assert tf.get_till('OpenSSH', False) == '7.1'
		
		tf = self._tf(['6.1,d2016.72,6.2C', '6.6,d2016.73', '7.1,d2016.74'])
		assert 'OpenSSH' in tf
		assert 'Dropbear SSH' in tf
		assert 'libssh' not in tf
		assert 'unknown' not in tf
		assert tf['OpenSSH'] == ('6.1', '6.6', '6.2', '7.1')
		assert tf['Dropbear SSH'] == ('2016.72', '2016.73', '2016.72', '2016.74')
		assert tf['libssh'] == (None, None, None, None)
		assert tf['unknown'] == (None, None, None, None)
		assert tf.get_from('OpenSSH', True) == '6.1'
		assert tf.get_till('OpenSSH', True) == '6.6'
		assert tf.get_from('OpenSSH', False) == '6.2'
		assert tf.get_till('OpenSSH', False) == '7.1'
		assert tf.get_from('Dropbear SSH', True) == '2016.72'
		assert tf.get_till('Dropbear SSH', True) == '2016.73'
		assert tf.get_from('Dropbear SSH', False) == '2016.72'
		assert tf.get_till('Dropbear SSH', False) == '2016.74'