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

import unittest

from SpiffWorkflow.bpmn.workflow import BpmnWorkflow

from tests.SpiffWorkflow.camunda.BaseTestCase import BaseTestCase

__author__ = 'kellym'


class ResetTokenTest(BaseTestCase):
    """The example bpmn diagram tests both a set cardinality from user input
    as well as looping over an existing array."""

    def setUp(self):
        spec, subprocesses = self.load_workflow_spec('token_trial.bpmn', 'token')
        self.workflow = BpmnWorkflow(spec, subprocesses)

    def testRunThroughHappy(self):
        self.actual_test(save_restore=False)

    def testRunThroughSaveRestore(self):
        self.actual_test(save_restore=True)

    def testRunThroughHappyReset(self):
        self.actual_test(save_restore=False,reset_data=True,expected={'do_step':False,'C':'c'})

    def testRunThroughSaveRestoreReset(self):
        self.actual_test(save_restore=True,reset_data=True,expected={'do_step':False,'C':'c'})



    def actual_test(self, save_restore=False, reset_data=False, expected=None):

        if expected is None:
            expected = {'do_step': False, 'A': 'a', 'B': 'b', 'C': 'c'}
        
        self.workflow.do_engine_steps()
        firsttaskid = None
        steps = [{'taskname':'First',
                  'formvar': 'do_step',
                  'answer': True},
                 {'taskname': 'FormA',
                  'formvar': 'A',
                  'answer': 'a'},
                 {'taskname': 'FormB',
                  'formvar': 'B',
                  'answer': 'b'},
                 ]
        for step in steps:
            task = self.workflow.get_ready_user_tasks()[0]
            if firsttaskid == None:
                firsttaskid = task.id
            self.assertEqual(step['taskname'], task.task_spec.name)
            task.update_data({step['formvar']: step['answer']})
            self.workflow.complete_task_from_id(task.id)
            self.workflow.do_engine_steps()
            if save_restore: self.save_restore()

        self.workflow.reset_task_from_id(firsttaskid)
        steps = [{'taskname':'First',
                  'formvar': 'do_step',
                  'answer': False},
                 {'taskname': 'FormC',
                  'formvar': 'C',
                  'answer': 'c'},
                 ]
        for step in steps:
            task = self.workflow.get_ready_user_tasks()[0]
            self.assertEqual(step['taskname'], task.task_spec.name)
            task.update_data({step['formvar']: step['answer']})
            self.workflow.complete_task_from_id(task.id)
            self.workflow.do_engine_steps()
            if save_restore: self.save_restore()

        self.assertTrue(self.workflow.is_completed())

        self.assertEqual({'do_step':False,'A':'a','B':'b','C':'c'},
                         self.workflow.last_task.data)








def suite():
    return unittest.TestLoader().loadTestsFromTestCase(ResetTokenTest)

if __name__ == '__main__':
    unittest.TextTestRunner(verbosity=2).run(suite())