import deform
import pytest

from pyramid.httpexceptions import HTTPFound
from pyramid.testing import DummyRequest, DummyResource

from .. import (  # noqa: F401
    app_config,
    dbsession,
    get_example_user,
    get_post_request
    )


def test_forgotten_password_form():
    ''' test the view for the forgotten password form '''
    from ordr.resources.account import PasswordResetResource
    from ordr.views.forgotten_password import forgotten_password_form

    request = DummyRequest()
    parent = DummyResource(request=request)
    context = PasswordResetResource(name=None, parent=parent)
    result = forgotten_password_form(context, None)

    assert result == {'formerror': False}


@pytest.mark.parametrize(  # noqa: F811
    'identifier', 
    ['TerryGilliam', 'gilliam@example.com', 'Gilliam@Example.com']
    )
def test_forgotten_password_processing_ok(dbsession, identifier):
    ''' test the processing of the forgotten password form '''
    from ordr.models.account import Role, TokenSubject
    from ordr.resources.account import PasswordResetResource
    from ordr.views.forgotten_password import (
        forgotten_password_form_processing
        )
    
    user = get_example_user(Role.USER)
    dbsession.add(user)
    dbsession.flush()
    
    post_data = {
        'identifier': identifier,
        'send_mail': 'send_mail',
        }
    request = DummyRequest(dbsession=dbsession, POST=post_data)
    parent = DummyResource(request=request)
    context = PasswordResetResource(name=None, parent=parent)
    result = forgotten_password_form_processing(context, request)
    
    assert isinstance(result, HTTPFound)
    assert result.location == 'http://example.com//verify' 
    
    # a token should be created
    token = user.tokens[0]
    assert token.subject == TokenSubject.RESET_PASSWORD

    # a verification email should be sent
    # this is tested in the functional test since request.registry.notify
    # doesn't know about event subscribers in the unittest


@pytest.mark.parametrize(  # noqa: F811
    'identifier', 
    ['', 'GrahamChapman', 'unknown@example.com']
    )
def test_forgotten_password_processing_not_ok(dbsession, identifier):
    ''' test error processing of the forgotten password form '''
    from ordr.models.account import Role, Token
    from ordr.resources.account import PasswordResetResource
    from ordr.views.forgotten_password import (
        forgotten_password_form_processing
        )
    
    user = get_example_user(Role.UNVALIDATED)
    dbsession.add(user)
    dbsession.flush()
    
    post_data = {
        'identifier': identifier,
        'send_mail': 'send_mail',
        }
    request = DummyRequest(dbsession=dbsession, POST=post_data)
    parent = DummyResource(request=request)
    context = PasswordResetResource(name=None, parent=parent)
    result = forgotten_password_form_processing(context, request)
    
    assert result == {'formerror': True}
    assert dbsession.query(Token).count() == 0


def test_forgotten_password_processing_cancel(dbsession):
    ''' test the canceling of the forgotten password form '''
    from ordr.models.account import Token
    from ordr.resources.account import PasswordResetResource
    from ordr.views.forgotten_password import (
        forgotten_password_form_processing
        )
    
    post_data = {
        'identifier': 'TerryGilliam',
        'cancel': 'cancel',
        }
    request = DummyRequest(dbsession=dbsession, POST=post_data)
    parent = DummyResource(request=request)
    context = PasswordResetResource(name=None, parent=parent)
    result = forgotten_password_form_processing(context, request)
    
    assert isinstance(result, HTTPFound)
    assert result.location == 'http://example.com//'
    assert dbsession.query(Token).count() == 0


def test_verify():
    from ordr.views.forgotten_password import verify
    result = verify(None, None)
    assert result == {}