# -*- coding:utf-8 -*
#
# Copyright 2016,2017
# - Skia <skia@libskia.so>
#
# Ce fichier fait partie du site de l'Association des Étudiants de l'UTBM,
# http://ae.utbm.fr.
#
# This program is free software; you can redistribute it and/or modify it under
# the terms of the GNU General Public License a published by the Free Software
# Foundation; either version 3 of the License, or (at your option) any later
# version.
#
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
# FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
# details.
#
# You should have received a copy of the GNU General Public License along with
# this program; if not, write to the Free Sofware Foundation, Inc., 59 Temple
# Place - Suite 330, Boston, MA 02111-1307, USA.
#
#

import os

from django.test import Client, TestCase
from django.urls import reverse
from django.core.management import call_command

from core.models import User, Group, Page
from core.markdown import markdown

"""
to run these tests :
    python3 manage.py test
"""


class UserRegistrationTest(TestCase):
    def setUp(self):
        try:
            Group.objects.create(name="root")
        except Exception as e:
            print(e)

    def test_register_user_form_ok(self):
        """
        Should register a user correctly
        """
        c = Client()
        response = c.post(
            reverse("core:register"),
            {
                "first_name": "Guy",
                "last_name": "Carlier",
                "email": "guy@git.an",
                "date_of_birth": "12/6/1942",
                "password1": "plop",
                "password2": "plop",
                "captcha_0": "dummy-value",
                "captcha_1": "PASSED",
            },
        )
        self.assertTrue(response.status_code == 200)
        self.assertTrue("TEST_REGISTER_USER_FORM_OK" in str(response.content))

    def test_register_user_form_fail_password(self):
        """
        Should not register a user correctly
        """
        c = Client()
        response = c.post(
            reverse("core:register"),
            {
                "first_name": "Guy",
                "last_name": "Carlier",
                "email": "bibou@git.an",
                "date_of_birth": "12/6/1942",
                "password1": "plop",
                "password2": "plop2",
                "captcha_0": "dummy-value",
                "captcha_1": "PASSED",
            },
        )
        self.assertTrue(response.status_code == 200)
        self.assertTrue("TEST_REGISTER_USER_FORM_FAIL" in str(response.content))

    def test_register_user_form_fail_email(self):
        """
        Should not register a user correctly
        """
        c = Client()
        response = c.post(
            reverse("core:register"),
            {
                "first_name": "Guy",
                "last_name": "Carlier",
                "email": "bibou.git.an",
                "date_of_birth": "12/6/1942",
                "password1": "plop",
                "password2": "plop",
                "captcha_0": "dummy-value",
                "captcha_1": "PASSED",
            },
        )
        self.assertTrue(response.status_code == 200)
        self.assertTrue("TEST_REGISTER_USER_FORM_FAIL" in str(response.content))

    def test_register_user_form_fail_missing_name(self):
        """
        Should not register a user correctly
        """
        c = Client()
        response = c.post(
            reverse("core:register"),
            {
                "first_name": "Guy",
                "last_name": "",
                "email": "bibou@git.an",
                "date_of_birth": "12/6/1942",
                "password1": "plop",
                "password2": "plop",
                "captcha_0": "dummy-value",
                "captcha_1": "PASSED",
            },
        )
        self.assertTrue(response.status_code == 200)
        self.assertTrue("TEST_REGISTER_USER_FORM_FAIL" in str(response.content))

    def test_register_user_form_fail_missing_date_of_birth(self):
        """
        Should not register a user correctly
        """
        c = Client()
        response = c.post(
            reverse("core:register"),
            {
                "first_name": "",
                "last_name": "Carlier",
                "email": "bibou@git.an",
                "date_of_birth": "",
                "password1": "plop",
                "password2": "plop",
                "captcha_0": "dummy-value",
                "captcha_1": "PASSED",
            },
        )
        self.assertTrue(response.status_code == 200)
        self.assertTrue("TEST_REGISTER_USER_FORM_FAIL" in str(response.content))

    def test_register_user_form_fail_missing_first_name(self):
        """
        Should not register a user correctly
        """
        c = Client()
        response = c.post(
            reverse("core:register"),
            {
                "first_name": "",
                "last_name": "Carlier",
                "email": "bibou@git.an",
                "date_of_birth": "12/6/1942",
                "password1": "plop",
                "password2": "plop",
                "captcha_0": "dummy-value",
                "captcha_1": "PASSED",
            },
        )
        self.assertTrue(response.status_code == 200)
        self.assertTrue("TEST_REGISTER_USER_FORM_FAIL" in str(response.content))

    def test_register_user_form_fail_wrong_captcha(self):
        """
        Should not register a user correctly
        """
        c = Client()
        response = c.post(
            reverse("core:register"),
            {
                "first_name": "Bibou",
                "last_name": "Carlier",
                "email": "bibou@git.an",
                "date_of_birth": "12/6/1942",
                "password1": "plop",
                "password2": "plop",
                "captcha_0": "dummy-value",
                "captcha_1": "WRONG_CAPTCHA",
            },
        )
        self.assertTrue(response.status_code == 200)
        self.assertTrue("TEST_REGISTER_USER_FORM_FAIL" in str(response.content))

    def test_register_user_form_fail_already_exists(self):
        """
        Should not register a user correctly
        """
        c = Client()
        c.post(
            reverse("core:register"),
            {
                "first_name": "Guy",
                "last_name": "Carlier",
                "email": "bibou@git.an",
                "date_of_birth": "12/6/1942",
                "password1": "plop",
                "password2": "plop",
                "captcha_0": "dummy-value",
                "captcha_1": "PASSED",
            },
        )
        response = c.post(
            reverse("core:register"),
            {
                "first_name": "Bibou",
                "last_name": "Carlier",
                "email": "bibou@git.an",
                "date_of_birth": "12/6/1942",
                "password1": "plop",
                "password2": "plop",
                "captcha_0": "dummy-value",
                "captcha_1": "PASSED",
            },
        )
        self.assertTrue(response.status_code == 200)
        self.assertTrue("TEST_REGISTER_USER_FORM_FAIL" in str(response.content))

    def test_login_success(self):
        """
        Should login a user correctly
        """
        c = Client()
        c.post(
            reverse("core:register"),
            {
                "first_name": "Guy",
                "last_name": "Carlier",
                "email": "bibou@git.an",
                "date_of_birth": "12/6/1942",
                "password1": "plop",
                "password2": "plop",
                "captcha_0": "dummy-value",
                "captcha_1": "PASSED",
            },
        )
        response = c.post(
            reverse("core:login"), {"username": "gcarlier", "password": "plop"}
        )
        self.assertTrue(response.status_code == 302)
        # self.assertTrue('Hello, world' in str(response.content))

    def test_login_fail(self):
        """
        Should not login a user correctly
        """
        c = Client()
        c.post(
            reverse("core:register"),
            {
                "first_name": "Guy",
                "last_name": "Carlier",
                "email": "bibou@git.an",
                "date_of_birth": "12/6/1942",
                "password1": "plop",
                "password2": "plop",
                "captcha_0": "dummy-value",
                "captcha_1": "PASSED",
            },
        )
        response = c.post(
            reverse("core:login"), {"username": "gcarlier", "password": "guy"}
        )
        self.assertTrue(response.status_code == 200)
        self.assertTrue(
            """<p>Votre nom d\\'utilisateur et votre mot de passe ne correspondent pas. Merci de r\\xc3\\xa9essayer.</p>"""
            in str(response.content)
        )


class MarkdownTest(TestCase):
    def test_full_markdown_syntax(self):
        root_path = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
        with open(os.path.join(root_path) + "/doc/SYNTAX.md", "r") as md_file:
            md = md_file.read()
        with open(os.path.join(root_path) + "/doc/SYNTAX.html", "r") as html_file:
            html = html_file.read()
        result = markdown(md)
        self.assertTrue(result == html)


class PageHandlingTest(TestCase):
    def setUp(self):
        self.root_group = Group.objects.create(name="root")
        u = User(
            username="root",
            last_name="",
            first_name="Bibou",
            email="ae.info@utbm.fr",
            date_of_birth="1942-06-12",
            is_superuser=True,
            is_staff=True,
        )
        u.set_password("plop")
        u.save()
        self.client.login(username="root", password="plop")

    def test_create_page_ok(self):
        """
        Should create a page correctly
        """

        response = self.client.post(
            reverse("core:page_new"),
            {"parent": "", "name": "guy", "owner_group": self.root_group.id},
        )
        self.assertRedirects(
            response, reverse("core:page", kwargs={"page_name": "guy"})
        )
        self.assertTrue(Page.objects.filter(name="guy").exists())

        response = self.client.get(reverse("core:page", kwargs={"page_name": "guy"}))
        self.assertEqual(response.status_code, 200)
        html = response.content.decode()
        self.assertIn('<a href="/page/guy/hist/">', html)
        self.assertIn('<a href="/page/guy/edit/">', html)
        self.assertIn('<a href="/page/guy/prop/">', html)

    def test_create_child_page_ok(self):
        """
        Should create a page correctly
        """
        self.client.post(
            reverse("core:page_new"), {"parent": "", "name": "guy", "owner_group": "1"}
        )
        response = self.client.post(
            reverse("core:page_new"),
            {"parent": "1", "name": "bibou", "owner_group": "1"},
        )
        response = self.client.get(
            reverse("core:page", kwargs={"page_name": "guy/bibou"})
        )
        self.assertTrue(response.status_code == 200)
        self.assertTrue('<a href="/page/guy/bibou/">' in str(response.content))

    def test_access_child_page_ok(self):
        """
        Should display a page correctly
        """
        parent = Page(name="guy", owner_group=self.root_group)
        parent.save(force_lock=True)
        page = Page(name="bibou", owner_group=self.root_group, parent=parent)
        page.save(force_lock=True)
        response = self.client.get(
            reverse("core:page", kwargs={"page_name": "guy/bibou"})
        )
        self.assertTrue(response.status_code == 200)
        html = response.content.decode()
        self.assertIn('<a href="/page/guy/bibou/edit/">', html)

    def test_access_page_not_found(self):
        """
        Should not display a page correctly
        """
        response = self.client.get(reverse("core:page", kwargs={"page_name": "swagg"}))
        self.assertTrue(response.status_code == 200)
        html = response.content.decode()
        self.assertIn('<a href="/page/create/?page=swagg">', html)

    def test_create_page_markdown_safe(self):
        """
        Should format the markdown and escape html correctly
        """
        self.client.post(
            reverse("core:page_new"), {"parent": "", "name": "guy", "owner_group": "1"}
        )
        self.client.post(
            reverse("core:page_edit", kwargs={"page_name": "guy"}),
            {
                "title": "Bibou",
                "content": """Guy *bibou*

http://git.an

# Swag

<guy>Bibou</guy>

<script>alert('Guy');</script>
""",
            },
        )
        response = self.client.get(reverse("core:page", kwargs={"page_name": "guy"}))
        self.assertTrue(response.status_code == 200)
        self.assertTrue(
            '<p>Guy <em>bibou</em></p>\\n<p><a href="http://git.an">http://git.an</a></p>\\n'
            + "<h1>Swag</h1>\\n&lt;guy&gt;Bibou&lt;/guy&gt;"
            + "&lt;script&gt;alert(\\'Guy\\');&lt;/script&gt;"
            in str(response.content)
        )


class UserToolsTest(TestCase):
    def setUp(self):
        call_command("populate")

    def test_anonymous_user_unauthorized(self):
        response = self.client.get(reverse("core:user_tools"))
        self.assertEqual(response.status_code, 403)

    def test_page_is_working(self):
        # Test for simple user
        self.client.login(username="guy", password="plop")
        response = self.client.get(reverse("core:user_tools"))
        self.assertNotEqual(response.status_code, 500)
        self.assertEqual(response.status_code, 200)

        # Test for root
        self.client.login(username="root", password="plop")
        response = self.client.get(reverse("core:user_tools"))
        self.assertNotEqual(response.status_code, 500)
        self.assertEqual(response.status_code, 200)

        # Test for skia
        self.client.login(username="skia", password="plop")
        response = self.client.get(reverse("core:user_tools"))
        self.assertNotEqual(response.status_code, 500)
        self.assertEqual(response.status_code, 200)

        # Test for comunity
        self.client.login(username="comunity", password="plop")
        response = self.client.get(reverse("core:user_tools"))
        self.assertNotEqual(response.status_code, 500)
        self.assertEqual(response.status_code, 200)


# TODO: many tests on the pages:
#   - renaming a page
#   - changing a page's parent --> check that page's children's full_name
#   - changing the different groups of the page


class FileHandlingTest(TestCase):
    def setUp(self):
        try:
            call_command("populate")
            self.subscriber = User.objects.filter(username="subscriber").first()
            self.client.login(username="subscriber", password="plop")
        except Exception as e:
            print(e)

    def test_create_folder_home(self):
        response = self.client.post(
            reverse("core:file_detail", kwargs={"file_id": self.subscriber.home.id}),
            {"folder_name": "GUY_folder_test"},
        )
        self.assertTrue(response.status_code == 302)
        response = self.client.get(
            reverse("core:file_detail", kwargs={"file_id": self.subscriber.home.id})
        )
        self.assertTrue(response.status_code == 200)
        self.assertTrue("GUY_folder_test</a>" in str(response.content))

    def test_upload_file_home(self):
        with open("/bin/ls", "rb") as f:
            response = self.client.post(
                reverse(
                    "core:file_detail", kwargs={"file_id": self.subscriber.home.id}
                ),
                {"file_field": f},
            )
        self.assertTrue(response.status_code == 302)
        response = self.client.get(
            reverse("core:file_detail", kwargs={"file_id": self.subscriber.home.id})
        )
        self.assertTrue(response.status_code == 200)
        self.assertTrue("ls</a>" in str(response.content))