#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# Copyright (C) 2008-2023 Edgewall Software
# All rights reserved.
#
# This software is licensed as described in the file COPYING, which
# you should have received as part of this distribution. The terms
# are also available at https://trac.edgewall.org/wiki/TracLicense.
#
# This software consists of voluntary contributions made by many
# individuals. For the exact contribution history, see the revision
# history and logs, available at https://trac.edgewall.org/log/.

import unittest

from trac.test import makeSuite
from trac.tests.functional import FunctionalTestCaseSetup, tc


class SetOwnerOperation(FunctionalTestCaseSetup):

    def setUp(self):
        super().setUp()
        self.env = self._testenv.get_trac_environment()
        self.reassign_operations = self.env.config.get('ticket-workflow',
                                                       'reassign.operations')
        self.env.config.set('ticket-workflow', 'reassign.operations',
                       'set_owner')
        self.restrict_owner = self.env.config.get('ticket', 'restrict_owner')
        self.env.config.set('ticket', 'restrict_owner', False)
        self.env.config.save()

    def tearDown(self):
        super().tearDown()
        self.env.config.set('ticket-workflow', 'reassign.operations',
                       self.reassign_operations)
        self.env.config.set('ticket', 'restrict_owner', self.restrict_owner)
        self.env.config.save()

    def test_default(self):
        """When using the workflow operation `set_owner`, the assign-to field
        will default to the currently requesting username.
        """
        ticket_id = self._tester.create_ticket(self.__class__.__name__,
                                               info={'owner': 'lammy'})
        self._tester.go_to_ticket(ticket_id)
        tc.find('The owner will be changed from '
                '<span class="trac-author">lammy</span>')
        tc.find('<input id="action_reassign_reassign_owner" '
                'name="action_reassign_reassign_owner" type="text" '
                'value="admin" />')

    def test_restrict_owner_not_known_user(self):
        """When using the workflow operation `set_owner` with
        restrict_owner=true, the assign-to dropdown menu will not contain the
        requesting user, if the requesting user is not a known user.
        """
        try:
            ticket_id = self._tester.create_ticket(self.__class__.__name__,
                                                   info={'owner': 'lammy'})
            self.env.config.set('ticket', 'restrict_owner', True)
            self.env.config.save()
            self._tester.logout()
            self._testenv.grant_perm('anonymous', 'TICKET_ADMIN')

            self._tester.go_to_ticket(ticket_id)
            tc.find('The owner will be changed from '
                    '<span class="trac-author">lammy</span>')
            tc.notfind('<option selected="selected" value="anonymous">'
                       'anonymous</option>')

        finally:
            self._testenv.revoke_perm('anonymous', 'TICKET_ADMIN')
            self._tester.login('admin')

    def test_set_owner(self):
        """When using the workflow operation `set_owner` with
        a specific list of available owners, the assign-to field
        will only contain that list of owners.  The requesting user
        will not be added to the list, and the current ticket owner
        will not be added to the list.
        """
        try:
            ticket_id = self._tester.create_ticket(self.__class__.__name__,
                                                   info={'owner': 'lammy'})
            self.env.config.set('ticket-workflow', 'reassign.set_owner',
                                "alice,bill")
            self.env.config.save()

            self._tester.go_to_ticket(ticket_id)
            tc.find('The owner will be changed from '
                    '<span class="trac-author">lammy</span>')

            tc.notfind('<input type="text" name="action_reassign_reassign_owner" '
                       'value="admin" id="action_reassign_reassign_owner" />')
            tc.notfind('<option selected="selected" value="admin">admin</option>')
            tc.notfind('<option value="admin">admin</option>')

            tc.notfind('<input type="text" name="action_reassign_reassign_owner" '
                       'value="lammy" id="action_reassign_reassign_owner" />')
            tc.notfind('<option selected="selected" value="lammy">lammy</option>')
            tc.notfind('<option value="lammy">lammy</option>')

        finally:
            self.env.config.remove('ticket-workflow', 'reassign.set_owner')

    def test_set_owner_one_choice(self):
        """When using the workflow operation `set_owner` with
        a specific single-element list of available owners, the assign-to field
        will not give the end user any choices at all.
        """
        try:
            ticket_id = self._tester.create_ticket(self.__class__.__name__,
                                                   info={'owner': 'lammy'})
            self.env.config.set('ticket-workflow', 'reassign.set_owner',
                                "alice")
            self.env.config.save()

            self._tester.go_to_ticket(ticket_id)

            tc.notfind('<select name="action_reassign_reassign_owner"')
            tc.find('<input id="action_reassign_reassign_owner" '
                    'name="action_reassign_reassign_owner" type="hidden" '
                    'value="alice" />')
            tc.find('The owner will be changed from '
                    '<span class="trac-author">lammy</span> to '
                    '<span class="trac-author">alice</span>')

            tc.notfind('<input id="action_reassign_reassign_owner" '
                       'name="action_reassign_reassign_owner" type="text" '
                       'value="admin" />')
            tc.notfind('<option selected="selected" value="admin">admin</option>')
            tc.notfind('<option value="admin">admin</option>')

            tc.notfind('<input id="action_reassign_reassign_owner"'
                       'name="action_reassign_reassign_owner" type="text" '
                       'value="lammy" />')
            tc.notfind('<option selected="selected" value="lammy">lammy</option>')
            tc.notfind('<option value="lammy">lammy</option>')

        finally:
            self.env.config.remove('ticket-workflow', 'reassign.set_owner')


class MaySetOwnerOperationRestrictOwnerFalse(FunctionalTestCaseSetup):
    """Test cases for may_set_owner operation with
    `[ticket] restrict_owner = False`
    https://trac.edgewall.org/ticket/10018
    """
    def setUp(self):
        super().setUp()
        self.env = self._testenv.get_trac_environment()
        self.reassign_operations = self.env.config.get('ticket-workflow',
                                                       'reassign.operations')
        self.env.config.set('ticket-workflow', 'reassign.operations',
                            'may_set_owner')
        self.restrict_owner = self.env.config.get('ticket', 'restrict_owner')
        self.env.config.set('ticket', 'restrict_owner', False)
        self.env.config.save()

    def tearDown(self):
        super().tearDown()
        self.env.config.set('ticket-workflow', 'reassign.operations',
                            self.reassign_operations)
        self.env.config.set('ticket', 'restrict_owner', self.restrict_owner)
        self.env.config.save()

    def test_default(self):
        """The assign-to field will default to the ticket's current owner.
        """
        ticket_id = self._tester.create_ticket(self.__class__.__name__,
                                               info={'owner': 'lammy'})
        self._tester.go_to_ticket(ticket_id)
        tc.find('The owner will be changed from '
                '<span class="trac-author">lammy</span>')
        tc.find('<input id="action_reassign_reassign_owner"'
                ' name="action_reassign_reassign_owner" type="text"'
                ' value="lammy" />')

    def test_default_no_owner(self):
        """The assign-to field will default to a blank field if the ticket
        currently has no owner.
        """
        ticket_id = self._tester.create_ticket(self.__class__.__name__,
                                               info={'owner': ''})
        self._tester.go_to_ticket(ticket_id)
        tc.find("The ticket will remain with no owner.")
        tc.find(r'The owner will be changed from '
                r'<span class="trac-author-none">\(none\)</span>')
        tc.find('<input id="action_reassign_reassign_owner"'
                ' name="action_reassign_reassign_owner" type="text" />')

    def test_default_restrict_owner(self):
        """The assign-to field will default to the ticket's current owner
        even if the current owner is not otherwise known to the Trac
        environment."""
        ticket_id = self._tester.create_ticket(self.__class__.__name__,
                                               info={'owner': 'lammy'})
        self.env.config.set('ticket', 'restrict_owner', True)
        self.env.config.save()
        self._tester.go_to_ticket(ticket_id)
        tc.find('The owner will be changed from '
                '<span class="trac-author">lammy</span>')
        tc.find('<option selected="selected" value="lammy">'
                'lammy</option>')

        known_usernames = [u[0] for u in self.env.get_known_users()]
        self.assertNotIn('lammy', known_usernames)

    def test_set_owner(self):
        """When using the workflow operation `may_set_owner` with
        a specific list of available owners, the assign-to field
        will only contain that list of owners.  The requesting user
        will not be added to the list.  But the current ticket owner
        will be added to the list, and will be the default choice.
        """
        try:
            ticket_id = self._tester.create_ticket(self.__class__.__name__,
                                                   info={'owner': 'lammy'})
            self.env.config.set('ticket-workflow', 'reassign.set_owner',
                                "alice,bill")
            self.env.config.save()

            self._tester.go_to_ticket(ticket_id)
            tc.find('The owner will be changed from '
                    '<span class="trac-author">lammy</span>')

            tc.notfind('<input type="text" name="action_reassign_reassign_owner" '
                       'value="admin" id="action_reassign_reassign_owner" />')
            tc.find('<option selected="selected" value="lammy">lammy</option>')
            tc.find('<option value="alice">alice</option>')
            tc.find('<option value="bill">bill</option>')

            tc.notfind('<input type="text" name="action_reassign_reassign_owner" '
                       'value="admin" id="action_reassign_reassign_owner" />')
            tc.notfind('<option selected="selected" value="admin">admin</option>')
            tc.notfind('<option value="admin">admin</option>')

        finally:
            self.env.config.remove('ticket-workflow', 'reassign.set_owner')

    def test_set_owner_one_choice(self):
        """When using the workflow operation `may_set_owner` with
        a specific single-element list of available owners, the assign-to field
        will become a dropdown with two options if the current owner is not
        the single specified option.  It will be a text field, and will not give
        the end user any choices at all, if and only if the current owner
        is the single specified option.
        """
        try:
            ticket_id = self._tester.create_ticket(self.__class__.__name__,
                                                   info={'owner': 'lammy'})
            self.env.config.set('ticket-workflow', 'reassign.set_owner',
                                "alice")
            self.env.config.save()

            self._tester.go_to_ticket(ticket_id)
            tc.find('The owner will be changed from '
                    '<span class="trac-author">lammy</span>')

            tc.find('<select id="action_reassign_reassign_owner"')
            tc.notfind('<input type="hidden" '
                    'name="action_reassign_reassign_owner" '
                    'value="alice" id="action_reassign_reassign_owner" />')
            tc.notfind('The owner will be changed from '
                       '<span class="trac-author">lammy<span> to '
                       '<span class="trac-author">alice</span>')
            tc.find('<option selected="selected" value="lammy">lammy</option>')
            tc.find('<option value="alice">alice</option>')

            self.env.config.set('ticket-workflow', 'reassign.set_owner',
                                "lammy")
            self.env.config.save()

            self._tester.go_to_ticket(ticket_id)

            tc.notfind('<select name="action_reassign_reassign_owner"')
            tc.find('<input id="action_reassign_reassign_owner" '
                    'name="action_reassign_reassign_owner" '
                    'type="hidden" value="lammy" />')
            tc.find('The owner will remain '
                    '<span class="trac-author">lammy</span>')
            tc.notfind('<option selected="selected" value="lammy">lammy</option>')


        finally:
            self.env.config.remove('ticket-workflow', 'reassign.set_owner')



class MaySetOwnerOperationDefaultRestrictOwnerNone(FunctionalTestCaseSetup):
    def runTest(self):
        """When using the workflow operation `may_set_owner` with
        restrict_owner=true, the assign-to field will default to an empty
        option labeled (none) if the ticket currently has no owner.
        """
        env = self._testenv.get_trac_environment()
        reassign_operations = env.config.get('ticket-workflow',
                                             'reassign.operations')
        env.config.set('ticket-workflow', 'reassign.operations',
                       'may_set_owner')
        env.config.save()

        try:
            ticket_id = self._tester.create_ticket(self.__class__.__name__,
                                                   info={'owner': ''})
            restrict_owner = env.config.get('ticket', 'restrict_owner')
            env.config.set('ticket', 'restrict_owner', True)
            env.config.save()

            self._tester.go_to_ticket(ticket_id)
            tc.find("The ticket will remain with no owner.")
            tc.find(r'The owner will be changed from '
                    r'<span class="trac-author-none">\(none\)</span>')
            tc.find(r'<option selected="selected">\(none\)</option>')
        finally:
            env.config.set('ticket-workflow', 'reassign.operations',
                           reassign_operations)
            env.config.set('ticket', 'restrict_owner', restrict_owner)
            env.config.save()


class MaySetOwnerOperationDefaultRestrictOwnerAnonymous(FunctionalTestCaseSetup):
    def runTest(self):
        """When using the workflow operation `may_set_owner` with
        restrict_owner=true, the assign-to dropdown menu will contain a
        selected option "anonymous" if the ticket is owned by "anonymous".
        """
        env = self._testenv.get_trac_environment()
        reassign_operations = env.config.get('ticket-workflow',
                                             'reassign.operations')
        env.config.set('ticket-workflow', 'reassign.operations',
                       'may_set_owner')
        restrict_owner = env.config.get('ticket', 'restrict_owner')
        env.config.set('ticket', 'restrict_owner', False)
        env.config.save()

        try:
            ticket_id = \
                self._tester.create_ticket(self.__class__.__name__,
                                           info={'owner': 'anonymous'})
            env.config.set('ticket', 'restrict_owner', True)
            env.config.save()
            self._tester.logout()
            self._testenv.grant_perm('anonymous', 'TICKET_ADMIN')

            self._tester.go_to_ticket(ticket_id)
            tc.find('The owner will be changed from '
                    '<span class="trac-author-anonymous">anonymous</span>')
            tc.find('<option selected="selected" value="anonymous">'
                    'anonymous</option>')

        finally:
            self._testenv.revoke_perm('anonymous', 'TICKET_ADMIN')
            self._tester.login('admin')
            env.config.set('ticket-workflow', 'reassign.operations',
                           reassign_operations)
            env.config.set('ticket', 'restrict_owner', restrict_owner)
            env.config.save()


class RegressionTestTicket11930(FunctionalTestCaseSetup):
    def runTest(self):
        """Test for regression of https://trac.edgewall.org/ticket/11930
        Workflow action labels are present on the ticket page.
        """
        self._tester.create_ticket()
        tc.find('<label for="action_leave">leave</label>[ \n\t]+as new')
        tc.find('<label for="action_resolve">resolve</label>[ \n\t]+as')
        tc.find('<label for="action_reassign">reassign</label>[ \n\t]+to')
        tc.find('<label for="action_accept">accept</label>')


class RegressionTestTicket13087(FunctionalTestCaseSetup):
    def runTest(self):
        """Workflow controls for transition to * not created by
        ConfigurableTicketWorkflow.
        """
        env = self._testenv.get_trac_environment()
        try:
            env.config.set('ticket-workflow', 'triage', 'new -> *')
            env.config.save()

            tkt = self._tester.create_ticket()
            tc.notfind('<label for="action_triage">triage</label>')
        finally:
            env.config.remove('ticket-workflow', 'triage')
            env.config.save()


def functionalSuite(suite=None):
    if not suite:
        import trac.tests.functional
        suite = trac.tests.functional.functionalSuite()

    suite.addTests(makeSuite(SetOwnerOperation))
    suite.addTests(makeSuite(MaySetOwnerOperationRestrictOwnerFalse))
    suite.addTest(MaySetOwnerOperationDefaultRestrictOwnerNone())
    suite.addTest(MaySetOwnerOperationDefaultRestrictOwnerAnonymous())
    suite.addTest(RegressionTestTicket11930())
    suite.addTest(RegressionTestTicket13087())

    return suite


test_suite = functionalSuite


if __name__ == '__main__':
    unittest.main(defaultTest='test_suite')