# Copyright (c) 2014 The Johns Hopkins University/Applied Physics Laboratory
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.

from testtools import TestCase

from kmip.core.attributes import ApplicationData
from kmip.core.attributes import ApplicationNamespace
from kmip.core.attributes import OperationPolicyName

from kmip.core.utils import BytearrayStream


class TestNameValue(TestCase):

    def setUp(self):
        super(TestNameValue, self).setUp()
        self.stream = BytearrayStream()

    def tearDown(self):
        super(TestNameValue, self).tearDown()

    def test_write_no_padding(self):
        self.skip('Not implemented')

    def test_write_with_padding(self):
        self.skip('Not implemented')

    def test_read_no_padding(self):
        self.skip('Not implemented')

    def test_read_with_padding(self):
        self.skip('Not implemented')


class TestName(TestCase):

    def setUp(self):
        super(TestName, self).setUp()
        self.stream = BytearrayStream()

    def tearDown(self):
        super(TestName, self).tearDown()

    def test_minimum_write(self):
        self.skip('Not implemented')

    def test_maximum_write(self):
        self.skip('Not implemented')

    def test_minimum_read(self):
        self.skip('Not implemented')

    def test_maximum_read(self):
        self.skip('Not implemented')


class TestOperationPolicyName(TestCase):

    def setUp(self):
        super(TestOperationPolicyName, self).setUp()

    def tearDown(self):
        super(TestOperationPolicyName, self).tearDown()

    def _test_operation_policy_name(self, value):
        opn = OperationPolicyName(value)

        if value is None:
            value = ''

        msg = "expected {0}, received {1}".format(value, opn.value)
        self.assertEqual(value, opn.value, msg)

    def test_operation_policy_name(self):
        self._test_operation_policy_name('test')

    def test_operation_policy_name_on_none(self):
        self._test_operation_policy_name(None)


class TestApplicationNamespace(TestCase):
    """
    A test suite for the ApplicationNamespace class.

    Since ApplicationNamespace is a simple wrapper for the TextString
    primitive, only a few tests pertaining to construction are needed.
    """

    def setUp(self):
        super(TestApplicationNamespace, self).setUp()

    def tearDown(self):
        super(TestApplicationNamespace, self).tearDown()

    def _test_init(self, value):
        if (isinstance(value, str)) or (value is None):
            application_namespace = ApplicationNamespace(value)

            if value is None:
                value = ''

            msg = "expected {0}, observed {1}".format(
                value, application_namespace.value)
            self.assertEqual(value, application_namespace.value, msg)
        else:
            self.assertRaises(TypeError, ApplicationNamespace, value)

    def test_init_with_none(self):
        """
        Test that an ApplicationNamespace object can be constructed with no
        specified value.
        """
        self._test_init(None)

    def test_init_with_valid(self):
        """
        Test that an ApplicationNamespace object can be constructed with a
        valid, string-type value.
        """
        self._test_init("valid")

    def test_init_with_invalid(self):
        """
        Test that a TypeError exception is raised when a non-string value is
        used to construct an ApplicationNamespace object.
        """
        self._test_init(0)


class TestApplicationData(TestCase):
    """
    A test suite for the ApplicationData class.

    Since ApplicationData is a simple wrapper for the TextString primitive,
    only a few tests pertaining to construction are needed.
    """

    def setUp(self):
        super(TestApplicationData, self).setUp()

    def tearDown(self):
        super(TestApplicationData, self).tearDown()

    def _test_init(self, value):
        if (isinstance(value, str)) or (value is None):
            application_data = ApplicationData(value)

            if value is None:
                value = ''

            msg = "expected {0}, observed {1}".format(
                value, application_data.value)
            self.assertEqual(value, application_data.value, msg)
        else:
            self.assertRaises(TypeError, ApplicationData, value)

    def test_init_with_none(self):
        """
        Test that an ApplicationData object can be constructed with no
        specified value.
        """
        self._test_init(None)

    def test_init_with_valid(self):
        """
        Test that an ApplicationData object can be constructed with a
        valid, string-type value.
        """
        self._test_init("valid")

    def test_init_with_invalid(self):
        """
        Test that a TypeError exception is raised when a non-string value is
        used to construct an ApplicationData object.
        """
        self._test_init(0)