# -*- coding: utf-8 -*-

"""

 (c) 2015-2017 - Copyright Red Hat Inc

 Authors:

   Pierre-Yves Chibon <pingou@pingoured.fr></pingou@pingoured.fr>

"""

from __future__ import unicode_literals, absolute_import

import datetime

import json

import unittest

import shutil

import sys

import time

import os

import pygit2

from mock import patch, MagicMock, Mock

sys.path.insert(

    0, os.path.join(os.path.dirname(os.path.abspath(__file__)), "..")

)

import pagure.lib.query

import tests

from pagure.lib.repo import PagureRepo

class PagureFlaskInternaltests(tests.Modeltests):

    """ Tests for flask Internal controller of pagure """

    maxDiff = None

    def setUp(self):

        """ Set up the environnment, ran before every tests. """

        super(PagureFlaskInternaltests, self).setUp()

        pagure.config.config["IP_ALLOWED_INTERNAL"] = list(

            set(pagure.config.config["IP_ALLOWED_INTERNAL"] + [None])

        )

        pagure.config.config["GIT_FOLDER"] = os.path.join(self.path, "repos")

    @patch.dict("pagure.config.config", {"IP_ALLOWED_INTERNAL": []})

    def test_internal_access_only(self):

        output = self.app.post("/pv/ssh/lookupkey/")

        self.assertEqual(output.status_code, 403)

        # no internal IP addresses => will fail

        output = self.app.post("/pv/ssh/lookupkey/")

        self.assertEqual(output.status_code, 403)

        # wrong token => will fail

        output = self.app.post(

            "/pv/ssh/lookupkey/",

            headers={"Authorization": "token doesntexist"},

        )

        self.assertEqual(output.status_code, 401)

        # correct token => will work

        pagure.lib.query.add_token_to_user(

            self.session, None, ["internal_access"], "pingou"

        )

        token = pagure.lib.query.search_token(

            self.session, acls=["internal_access"], user="pingou"

        )

        output = self.app.post(

            "/pv/ssh/lookupkey/",

            headers={"Authorization": "token %s" % token[0].id},

        )

        self.assertEqual(output.status_code, 400)

    @patch("pagure.lib.notify.send_email")

    def test_pull_request_add_comment(self, send_email):

        """ Test the pull_request_add_comment function.  """

        send_email.return_value = True

        tests.create_projects(self.session)

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        req = pagure.lib.query.new_pull_request(

            session=self.session,

            repo_from=repo,

            branch_from="feature",

            repo_to=repo,

            branch_to="master",

            title="PR from the feature branch",

            user="pingou",

        )

        self.session.commit()

        self.assertEqual(req.id, 1)

        self.assertEqual(req.title, "PR from the feature branch")

        request = repo.requests[0]

        self.assertEqual(len(request.comments), 0)

        self.assertEqual(len(request.discussion), 0)

        data = {"objid": "foo"}

        # Wrong http request

        output = self.app.post("/pv/pull-request/comment/", data=data)

        self.assertEqual(output.status_code, 405)

        # Invalid request

        output = self.app.put("/pv/pull-request/comment/", data=data)

        self.assertEqual(output.status_code, 400)

        data = {"objid": "foo", "useremail": "foo@pingou.com"}

        # Invalid objid

        output = self.app.put("/pv/pull-request/comment/", data=data)

        self.assertEqual(output.status_code, 404)

        data = {"objid": request.uid, "useremail": "foo@pingou.com"}

        # Valid objid, in-complete data for a comment

        output = self.app.put("/pv/pull-request/comment/", data=data)

        self.assertEqual(output.status_code, 400)

        data = {

            "objid": request.uid,

            "useremail": "foo@pingou.com",

            "comment": "Looks good to me!",

        }

        # Add comment

        output = self.app.put("/pv/pull-request/comment/", data=data)

        self.assertEqual(output.status_code, 200)

        js_data = json.loads(output.get_data(as_text=True))

        self.assertDictEqual(js_data, {"message": "Comment added"})

        self.session.commit()

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        request = repo.requests[0]

        self.assertEqual(len(request.comments), 1)

        self.assertEqual(len(request.discussion), 1)

        # Check the @internal_access_only

        before = pagure.config.config["IP_ALLOWED_INTERNAL"][:]

        pagure.config.config["IP_ALLOWED_INTERNAL"] = []

        output = self.app.put("/pv/pull-request/comment/", data=data)

        self.assertEqual(output.status_code, 403)

        pagure.config.config["IP_ALLOWED_INTERNAL"] = before[:]

    @patch("pagure.lib.notify.send_email")

    def test_ticket_add_comment(self, send_email):

        """ Test the ticket_add_comment function.  """

        send_email.return_value = True

        tests.create_projects(self.session)

        # Create issues to play with

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        msg = pagure.lib.query.new_issue(

            session=self.session,

            repo=repo,

            title="Test issue",

            content="We should work on this",

            user="pingou",

        )

        self.session.commit()

        self.assertEqual(msg.title, "Test issue")

        issue = repo.issues[0]

        self.assertEqual(len(issue.comments), 0)

        data = {"objid": "foo"}

        # Wrong http request

        output = self.app.post("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 405)

        # Invalid request

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 400)

        data = {"objid": "foo", "useremail": "foo@pingou.com"}

        # Invalid objid

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 404)

        data = {"objid": issue.uid, "useremail": "foo@pingou.com"}

        # Valid objid, in-complete data for a comment

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 400)

        data = {

            "objid": issue.uid,

            "useremail": "foo@pingou.com",

            "comment": "Looks good to me!",

        }

        # Add comment

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 200)

        js_data = json.loads(output.get_data(as_text=True))

        self.assertDictEqual(js_data, {"message": "Comment added"})

        self.session.commit()

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        issue = repo.issues[0]

        self.assertEqual(len(issue.comments), 1)

        # Check the @internal_access_only

        pagure.config.config["IP_ALLOWED_INTERNAL"].remove(None)

        before = pagure.config.config["IP_ALLOWED_INTERNAL"][:]

        pagure.config.config["IP_ALLOWED_INTERNAL"] = []

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 403)

        pagure.config.config["IP_ALLOWED_INTERNAL"] = before[:]

    @patch("pagure.lib.notify.send_email")

    def test_private_ticket_add_comment(self, send_email):

        """ Test the ticket_add_comment function on a private ticket.  """

        send_email.return_value = True

        tests.create_projects(self.session)

        # Create issues to play with

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        msg = pagure.lib.query.new_issue(

            session=self.session,

            repo=repo,

            title="Test issue",

            content="We should work on this, really",

            user="pingou",

            private=True,

        )

        self.session.commit()

        self.assertEqual(msg.title, "Test issue")

        issue = repo.issues[0]

        self.assertEqual(len(issue.comments), 0)

        data = {"objid": "foo"}

        # Wrong http request

        output = self.app.post("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 405)

        # Invalid request

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 400)

        data = {"objid": "foo", "useremail": "foo@pingou.com"}

        # Invalid objid

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 404)

        data = {"objid": issue.uid, "useremail": "foo@bar.com"}

        # Valid objid, un-allowed user for this (private) ticket

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 403)

        data = {"objid": issue.uid, "useremail": "foo@pingou.com"}

        # Valid objid, un-allowed user for this (private) ticket

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 400)

        data = {

            "objid": issue.uid,

            "useremail": "foo@pingou.com",

            "comment": "Looks good to me!",

        }

        # Add comment

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 200)

        js_data = json.loads(output.get_data(as_text=True))

        self.assertDictEqual(js_data, {"message": "Comment added"})

        self.session.commit()

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        issue = repo.issues[0]

        self.assertEqual(len(issue.comments), 1)

        # Check the @internal_access_only

        before = pagure.config.config["IP_ALLOWED_INTERNAL"][:]

        pagure.config.config["IP_ALLOWED_INTERNAL"] = []

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 403)

        pagure.config.config["IP_ALLOWED_INTERNAL"] = before[:]

    @patch("pagure.lib.notify.send_email")

    def test_private_ticket_add_comment_acl(self, send_email):

        """ Test the ticket_add_comment function on a private ticket.  """

        send_email.return_value = True

        tests.create_projects(self.session)

        # Create issues to play with

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        msg = pagure.lib.query.new_issue(

            session=self.session,

            repo=repo,

            title="Test issue",

            content="We should work on this, really",

            user="pingou",

            private=True,

        )

        self.session.commit()

        self.assertEqual(msg.title, "Test issue")

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        issue = repo.issues[0]

        self.assertEqual(len(issue.comments), 0)

        # Currently, he is just an average user,

        # He doesn't have any access in this repo

        data = {

            "objid": issue.uid,

            "useremail": "foo@bar.com",

            "comment": "Looks good to me!",

        }

        # Valid objid, un-allowed user for this (private) ticket

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 403)

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        # Let's promote him to be a ticketer

        # He shoudn't be able to comment even then though

        msg = pagure.lib.query.add_user_to_project(

            self.session,

            project=repo,

            new_user="foo",

            user="pingou",

            access="ticket",

        )

        self.session.commit()

        self.assertEqual(msg, "User added")

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        self.assertEqual(sorted([u.username for u in repo.users]), ["foo"])

        self.assertEqual(sorted([u.username for u in repo.committers]), [])

        self.assertEqual(sorted([u.username for u in repo.admins]), [])

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 403)

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        # Let's promote him to be a committer

        # He should be able to comment

        msg = pagure.lib.query.add_user_to_project(

            self.session,

            project=repo,

            new_user="foo",

            user="pingou",

            access="commit",

        )

        self.session.commit()

        self.assertEqual(msg, "User access updated")

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        self.assertEqual(sorted([u.username for u in repo.users]), ["foo"])

        self.assertEqual(

            sorted([u.username for u in repo.committers]), ["foo"]

        )

        self.assertEqual(sorted([u.username for u in repo.admins]), [])

        # Add comment

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 200)

        js_data = json.loads(output.get_data(as_text=True))

        self.assertDictEqual(js_data, {"message": "Comment added"})

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        issue = repo.issues[0]

        self.assertEqual(len(issue.comments), 1)

        # Let's promote him to be a admin

        # He should be able to comment

        msg = pagure.lib.query.add_user_to_project(

            self.session,

            project=repo,

            new_user="foo",

            user="pingou",

            access="admin",

        )

        self.session.commit()

        self.assertEqual(msg, "User access updated")

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        self.assertEqual(sorted([u.username for u in repo.users]), ["foo"])

        self.assertEqual(

            sorted([u.username for u in repo.committers]), ["foo"]

        )

        self.assertEqual(sorted([u.username for u in repo.admins]), ["foo"])

        # Add comment

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 200)

        js_data = json.loads(output.get_data(as_text=True))

        self.assertDictEqual(js_data, {"message": "Comment added"})

        repo = pagure.lib.query.get_authorized_project(self.session, "test")

        issue = repo.issues[0]

        self.assertEqual(len(issue.comments), 2)

        # Check the @internal_access_only

        before = pagure.config.config["IP_ALLOWED_INTERNAL"][:]

        pagure.config.config["IP_ALLOWED_INTERNAL"] = []

        output = self.app.put("/pv/ticket/comment/", data=data)

        self.assertEqual(output.status_code, 403)

        pagure.config.config["IP_ALLOWED_INTERNAL"] = before[:]

    @patch("pagure.lib.notify.send_email")

    def test_mergeable_request_pull_FF(self, send_email):

        """ Test the mergeable_request_pull endpoint with a fast-forward

        merge.

        """

        send_email.return_value = True

        # Create a git repo to play with

        origgitrepo = os.path.join(self.path, "repos", "test.git")

        self.assertFalse(os.path.exists(origgitrepo))

        os.makedirs(origgitrepo)

        orig_repo = pygit2.init_repository(origgitrepo, bare=True)

        os.makedirs(os.path.join(self.path, "repos_tmp"))

        gitrepo = os.path.join(self.path, "repos_tmp", "test.git")

        repo = pygit2.clone_repository(origgitrepo, gitrepo)

        # Create a file in that git repo

        with open(os.path.join(gitrepo, "sources"), "w") as stream:

            stream.write("foo\n bar")

        repo.index.add("sources")

        repo.index.write()

        # Commits the files added

        tree = repo.index.write_tree()

        author = pygit2.Signature("Alice Author", "alice@authors.tld")

        committer = pygit2.Signature("Cecil Committer", "cecil@committers.tld")

        repo.create_commit(

            "refs/heads/master",  # the name of the reference to update

            author,

            committer,

            "Add sources file for testing",

            # binary string representing the tree object ID

            tree,

            # list of binary strings representing parents of the new commit

            [],

        )

        first_commit = repo.revparse_single("HEAD")

        refname = "refs/heads/master:refs/heads/master"

        ori_remote = repo.remotes[0]

        PagureRepo.push(ori_remote, refname)

        # Edit the sources file again

        with open(os.path.join(gitrepo, "sources"), "w") as stream:

            stream.write("foo\n bar\nbaz\n boose")

        repo.index.add("sources")

        repo.index.write()

        # Commits the files added

        tree = repo.index.write_tree()

        author = pygit2.Signature("Alice Author", "alice@authors.tld")

        committer = pygit2.Signature("Cecil Committer", "cecil@committers.tld")

        repo.create_commit(

            "refs/heads/feature",  # the name of the reference to update

            author,

            committer,

            "Add baz and boose to the sources\n\n There are more objects to "

            "consider",

            # binary string representing the tree object ID

            tree,

            # list of binary strings representing parents of the new commit

            [first_commit.oid.hex],

        )

        second_commit = repo.revparse_single("HEAD")

        refname = "refs/heads/feature:refs/heads/feature"

        ori_remote = repo.remotes[0]

        PagureRepo.push(ori_remote, refname)

        # Create a PR for these changes

        tests.create_projects(self.session)

        project = pagure.lib.query.get_authorized_project(self.session, "test")

        req = pagure.lib.query.new_pull_request(

            session=self.session,

            repo_from=project,

            branch_from="feature",

            repo_to=project,

            branch_to="master",

            title="PR from the feature branch",

            user="pingou",

        )

        self.session.commit()

        self.assertEqual(req.id, 1)

        self.assertEqual(req.title, "PR from the feature branch")

        # Check if the PR can be merged

        data = {"objid": "blah"}

        # Missing CSRF

        output = self.app.post("/pv/pull-request/merge", data=data)

        self.assertEqual(output.status_code, 400)

        user = tests.FakeUser()

        user.username = "pingou"

        with tests.user_set(self.app.application, user):

            output = self.app.get("/test/adduser")

            csrf_token = (

                output.get_data(as_text=True)

                .split('name="csrf_token" type="hidden" value="')[1]

                .split('">')[0]

            )

            # Missing request identifier

            data = {"csrf_token": csrf_token}

            output = self.app.post("/pv/pull-request/merge", data=data)

            self.assertEqual(output.status_code, 404)

            # With all the desired information

            project = pagure.lib.query.get_authorized_project(

                self.session, "test"

            )

            data = {

                "csrf_token": csrf_token,

                "requestid": project.requests[0].uid,

            }

            output = self.app.post("/pv/pull-request/merge", data=data)

            self.assertEqual(output.status_code, 200)

            exp = {

                "code": "FFORWARD",

                "message": "The pull-request can be merged and fast-forwarded",

                "short_code": "Ok",

            }

            js_data = json.loads(output.get_data(as_text=True))

            self.assertDictEqual(js_data, exp)

    @patch("pagure.lib.notify.send_email")

    def test_mergeable_request_pull_no_change(self, send_email):

        """ Test the mergeable_request_pull endpoint when there are no

        changes to merge.

        """

        send_email.return_value = True

        # Create a git repo to play with

        gitrepo = os.path.join(self.path, "repos", "test.git")

        self.assertFalse(os.path.exists(gitrepo))

        os.makedirs(gitrepo)

        repo = pygit2.init_repository(gitrepo)

        # Create a file in that git repo

        with open(os.path.join(gitrepo, "sources"), "w") as stream:

            stream.write("foo\n bar")

        repo.index.add("sources")

        repo.index.write()

        # Commits the files added

        tree = repo.index.write_tree()

        author = pygit2.Signature("Alice Author", "alice@authors.tld")

        committer = pygit2.Signature("Cecil Committer", "cecil@committers.tld")

        repo.create_commit(

            "refs/heads/master",  # the name of the reference to update

            author,

            committer,

            "Add sources file for testing",

            # binary string representing the tree object ID

            tree,

            # list of binary strings representing parents of the new commit

            [],

        )

        first_commit = repo.revparse_single("HEAD")

        # Edit the sources file again

        with open(os.path.join(gitrepo, "sources"), "w") as stream:

            stream.write("foo\n bar\nbaz\n boose")

        repo.index.add("sources")

        repo.index.write()

        # Commits the files added

        tree = repo.index.write_tree()

        author = pygit2.Signature("Alice Author", "alice@authors.tld")

        committer = pygit2.Signature("Cecil Committer", "cecil@committers.tld")

        repo.create_commit(

            "refs/heads/master",  # the name of the reference to update

            author,

            committer,

            "Add baz and boose to the sources\n\n There are more objects to "

            "consider",

            # binary string representing the tree object ID

            tree,

            # list of binary strings representing parents of the new commit

            [first_commit.oid.hex],

        )

        second_commit = repo.revparse_single("HEAD")

        # Create a PR for these changes

        tests.create_projects(self.session)

        project = pagure.lib.query.get_authorized_project(self.session, "test")

        req = pagure.lib.query.new_pull_request(

            session=self.session,

            repo_from=project,

            branch_from="master",

            repo_to=project,

            branch_to="master",

            title="PR from the feature branch",

            user="pingou",

        )

        self.session.commit()

        self.assertEqual(req.id, 1)

        self.assertEqual(req.title, "PR from the feature branch")

        # Check if the PR can be merged

        data = {"objid": "blah"}

        # Missing CSRF

        output = self.app.post("/pv/pull-request/merge", data=data)

        self.assertEqual(output.status_code, 400)

        user = tests.FakeUser()

        user.username = "pingou"

        with tests.user_set(self.app.application, user):

            output = self.app.get("/test/adduser")

            csrf_token = (

                output.get_data(as_text=True)

                .split('name="csrf_token" type="hidden" value="')[1]

                .split('">')[0]

            )

            # Missing request identifier

            data = {"csrf_token": csrf_token}

            output = self.app.post("/pv/pull-request/merge", data=data)

            self.assertEqual(output.status_code, 404)

            # With all the desired information

            project = pagure.lib.query.get_authorized_project(

                self.session, "test"

            )

            data = {

                "csrf_token": csrf_token,

                "requestid": project.requests[0].uid,

            }

            output = self.app.post("/pv/pull-request/merge", data=data)

            self.assertEqual(output.status_code, 200)

            exp = {

                "code": "NO_CHANGE",

                "message": "Nothing to change, git is up to date",

                "short_code": "No changes",

            }

            js_data = json.loads(output.get_data(as_text=True))

            self.assertDictEqual(js_data, exp)

    @patch("pagure.lib.notify.send_email")

    def test_mergeable_request_pull_merge(self, send_email):

        """ Test the mergeable_request_pull endpoint when the changes can

        be merged with a merge commit.

        """

        send_email.return_value = True

        # Create a git repo to play with

        origgitrepo = os.path.join(self.path, "repos", "test.git")

        self.assertFalse(os.path.exists(origgitrepo))

        os.makedirs(origgitrepo)

        orig_repo = pygit2.init_repository(origgitrepo, bare=True)

        os.makedirs(os.path.join(self.path, "repos_tmp"))

        gitrepo = os.path.join(self.path, "repos_tmp", "test.git")

        repo = pygit2.clone_repository(origgitrepo, gitrepo)

        # Create a file in that git repo

        with open(os.path.join(gitrepo, "sources"), "w") as stream:

            stream.write("foo\n bar")

        repo.index.add("sources")

        repo.index.write()

        # Commits the files added

        tree = repo.index.write_tree()

        author = pygit2.Signature("Alice Author", "alice@authors.tld")

        committer = pygit2.Signature("Cecil Committer", "cecil@committers.tld")

        repo.create_commit(

            "refs/heads/master",  # the name of the reference to update

            author,

            committer,

            "Add sources file for testing",

            # binary string representing the tree object ID

            tree,

            # list of binary strings representing parents of the new commit

            [],

        )

        first_commit = repo.revparse_single("HEAD")

        refname = "refs/heads/master:refs/heads/master"

        ori_remote = repo.remotes[0]

        PagureRepo.push(ori_remote, refname)

        # Edit the sources file again

        with open(os.path.join(gitrepo, "sources"), "w") as stream:

            stream.write("foo\n bar\nbaz\n boose")

        repo.index.add("sources")

        repo.index.write()

        # Commits the files added

        tree = repo.index.write_tree()

        author = pygit2.Signature("Alice Author", "alice@authors.tld")

        committer = pygit2.Signature("Cecil Committer", "cecil@committers.tld")

        repo.create_commit(

            "refs/heads/feature",  # the name of the reference to update

            author,

            committer,

            "Add baz and boose to the sources\n\n There are more objects to "

            "consider",

            # binary string representing the tree object ID

            tree,

            # list of binary strings representing parents of the new commit

            [first_commit.oid.hex],

        )

        refname = "refs/heads/feature:refs/heads/feature"

        ori_remote = repo.remotes[0]

        PagureRepo.push(ori_remote, refname)

        # Create another file in the master branch

        with open(os.path.join(gitrepo, ".gitignore"), "w") as stream:

            stream.write("*~")

        repo.index.add(".gitignore")

        repo.index.write()

        # Commits the files added

        tree = repo.index.write_tree()

        author = pygit2.Signature("Alice Author", "alice@authors.tld")

        committer = pygit2.Signature("Cecil Committer", "cecil@committers.tld")

        repo.create_commit(

            "refs/heads/master",  # the name of the reference to update

            author,

            committer,

            "Add .gitignore file for testing",

            # binary string representing the tree object ID

            tree,

            # list of binary strings representing parents of the new commit

            [first_commit.oid.hex],

        )

        refname = "refs/heads/master:refs/heads/master"

        ori_remote = repo.remotes[0]

        PagureRepo.push(ori_remote, refname)

        # Create a PR for these changes

        tests.create_projects(self.session)

        project = pagure.lib.query.get_authorized_project(self.session, "test")

        req = pagure.lib.query.new_pull_request(

            session=self.session,

            repo_from=project,

            branch_from="feature",

            repo_to=project,

            branch_to="master",

            title="PR from the feature branch",

            user="pingou",

        )

        self.session.commit()

        self.assertEqual(req.id, 1)

        self.assertEqual(req.title, "PR from the feature branch")

        # Check if the PR can be merged

        data = {}

        # Missing CSRF

        output = self.app.post("/pv/pull-request/merge", data=data)

        self.assertEqual(output.status_code, 400)

        user = tests.FakeUser()

        user.username = "pingou"

        with tests.user_set(self.app.application, user):

            output = self.app.get("/test/adduser")

            csrf_token = (

                output.get_data(as_text=True)

                .split('name="csrf_token" type="hidden" value="')[1]

                .split('">')[0]

            )

            # Missing request identifier

            data = {"csrf_token": csrf_token}

            output = self.app.post("/pv/pull-request/merge", data=data)

            self.assertEqual(output.status_code, 404)

            # With all the desired information

            project = pagure.lib.query.get_authorized_project(

                self.session, "test"

            )

            data = {

                "csrf_token": csrf_token,

                "requestid": project.requests[0].uid,

                "force": True,

            }

            output = self.app.post("/pv/pull-request/merge", data=data)

            self.assertEqual(output.status_code, 200)

            exp = {

                "code": "MERGE",

                "message": "The pull-request can be merged with a merge commit",

                "short_code": "With merge",

            }

            js_data = json.loads(output.get_data(as_text=True))

            self.assertDictEqual(js_data, exp)

            # Asking a second time will trigger the cache

            data = {

                "csrf_token": csrf_token,

                "requestid": project.requests[0].uid,

            }

            output = self.app.post("/pv/pull-request/merge", data=data)

            self.assertEqual(output.status_code, 200)

            exp = {

                "code": "MERGE",

                "message": "The pull-request can be merged with a merge commit",

                "short_code": "With merge",

            }

            js_data = json.loads(output.get_data(as_text=True))

            self.assertDictEqual(js_data, exp)

    @patch("pagure.lib.notify.send_email")

    def test_mergeable_request_pull_conflicts(self, send_email):

        """ Test the mergeable_request_pull endpoint when the changes cannot

        be merged due to conflicts.

        """

        send_email.return_value = True

        # Create a git repo to play with

        origgitrepo = os.path.join(self.path, "repos", "test.git")

        self.assertFalse(os.path.exists(origgitrepo))

        os.makedirs(origgitrepo)

        orig_repo = pygit2.init_repository(origgitrepo, bare=True)

        os.makedirs(os.path.join(self.path, "repos_tmp"))

        gitrepo = os.path.join(self.path, "repos_tmp", "test.git")

        repo = pygit2.clone_repository(origgitrepo, gitrepo)

        # Create a file in that git repo

        with open(os.path.join(gitrepo, "sources"), "w") as stream:

            stream.write("foo\n bar")

        repo.index.add("sources")

        repo.index.write()

        # Commits the files added

        tree = repo.index.write_tree()

        author = pygit2.Signature("Alice Author", "alice@authors.tld")

        committer = pygit2.Signature("Cecil Committer", "cecil@committers.tld")

        repo.create_commit(

            "refs/heads/master",  # the name of the reference to update

            author,

            committer,

            "Add sources file for testing",

            # binary string representing the tree object ID

            tree,

            # list of binary strings representing parents of the new commit

            [],

        )

        first_commit = repo.revparse_single("HEAD")

        refname = "refs/heads/master:refs/heads/master"

        ori_remote = repo.remotes[0]

        PagureRepo.push(ori_remote, refname)

        # Edit the sources file again

        with open(os.path.join(gitrepo, "sources"), "w") as stream:

            stream.write("foo\n bar\nbaz\n boose")

        repo.index.add("sources")

        repo.index.write()

        # Commits the files added