# Copyright 2019 Extreme Networks, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from orquesta.tests.unit.composition.native import base


class ErrorHandlingWorkflowComposerTest(base.OrchestraWorkflowComposerTest):

    def test_error_handling_continue(self):
        wf_name = 'error-handling-continue'

        expected_wf_graph = {
            'directed': True,
            'graph': {},
            'nodes': [
                {
                    'id': 'task1'
                },
                {
                    'id': 'task2'
                },
                {
                    'id': 'continue',
                    'splits': ['continue']
                }
            ],
            'adjacency': [
                [
                    {
                        'id': 'continue',
                        'key': 0,
                        'ref': 1,
                        'criteria': ['<% failed() %>']
                    },
                    {
                        'id': 'task2',
                        'key': 0,
                        'ref': 0,
                        'criteria': ['<% succeeded() %>']
                    }
                ],
                [
                    {
                        'id': 'continue',
                        'key': 0,
                        'ref': 0,
                        'criteria': ['<% succeeded() %>']
                    }
                ],
                []
            ],
            'multigraph': True
        }

        self.assert_compose_to_wf_graph(wf_name, expected_wf_graph)

        expected_wf_ex_graph = {
            'directed': True,
            'graph': {},
            'nodes': [
                {
                    'id': 'task1'
                },
                {
                    'id': 'task2'
                },
                {
                    'id': 'continue',
                    'splits': ['continue']
                }
            ],
            'adjacency': [
                [
                    {
                        'id': 'continue',
                        'key': 0,
                        'ref': 1,
                        'criteria': ['<% failed() %>']
                    },
                    {
                        'id': 'task2',
                        'key': 0,
                        'ref': 0,
                        'criteria': ['<% succeeded() %>']
                    }
                ],
                [
                    {
                        'id': 'continue',
                        'key': 0,
                        'ref': 0,
                        'criteria': ['<% succeeded() %>']
                    }
                ],
                []
            ],
            'multigraph': True
        }

        self.assert_compose_to_wf_ex_graph(wf_name, expected_wf_ex_graph)

    def test_error_handling_noop(self):
        wf_name = 'error-handling-noop'

        expected_wf_graph = {
            'directed': True,
            'graph': {},
            'nodes': [
                {
                    'id': 'task1'
                },
                {
                    'id': 'task2'
                },
                {
                    'id': 'continue'
                },
                {
                    'id': 'noop'
                }
            ],
            'adjacency': [
                [
                    {
                        'id': 'noop',
                        'key': 0,
                        'ref': 1,
                        'criteria': ['<% failed() %>']
                    },
                    {
                        'id': 'task2',
                        'key': 0,
                        'ref': 0,
                        'criteria': ['<% succeeded() %>']
                    }
                ],
                [
                    {
                        'id': 'continue',
                        'key': 0,
                        'ref': 0,
                        'criteria': ['<% succeeded() %>']
                    }
                ],
                [],
                []
            ],
            'multigraph': True
        }

        self.assert_compose_to_wf_graph(wf_name, expected_wf_graph)

        expected_wf_ex_graph = {
            'directed': True,
            'graph': {},
            'nodes': [
                {
                    'id': 'task1'
                },
                {
                    'id': 'task2'
                },
                {
                    'id': 'continue'
                },
                {
                    'id': 'noop'
                }
            ],
            'adjacency': [
                [
                    {
                        'id': 'noop',
                        'key': 0,
                        'ref': 1,
                        'criteria': ['<% failed() %>']
                    },
                    {
                        'id': 'task2',
                        'key': 0,
                        'ref': 0,
                        'criteria': ['<% succeeded() %>']
                    }
                ],
                [
                    {
                        'id': 'continue',
                        'key': 0,
                        'ref': 0,
                        'criteria': ['<% succeeded() %>']
                    }
                ],
                [],
                []
            ],
            'multigraph': True
        }

        self.assert_compose_to_wf_ex_graph(wf_name, expected_wf_ex_graph)

    def test_error_handling_fail(self):
        wf_name = 'error-handling-fail'

        expected_wf_graph = {
            'directed': True,
            'graph': {},
            'nodes': [
                {
                    'id': 'task1'
                },
                {
                    'id': 'task2'
                },
                {
                    'id': 'task3'
                },
                {
                    'id': 'continue'
                },
                {
                    'id': 'fail'
                }
            ],
            'adjacency': [
                [
                    {
                        'id': 'task2',
                        'key': 0,
                        'ref': 0,
                        'criteria': ['<% succeeded() %>']
                    },
                    {
                        'id': 'task3',
                        'key': 0,
                        'ref': 1,
                        'criteria': ['<% failed() %>']
                    }
                ],
                [
                    {
                        'id': 'continue',
                        'key': 0,
                        'ref': 0,
                        'criteria': ['<% succeeded() %>']
                    }
                ],
                [
                    {
                        'id': 'fail',
                        'key': 0,
                        'ref': 0,
                        'criteria': ['<% succeeded() %>']
                    }
                ],
                [],
                []
            ],
            'multigraph': True
        }

        self.assert_compose_to_wf_graph(wf_name, expected_wf_graph)

        expected_wf_ex_graph = {
            'directed': True,
            'graph': {},
            'nodes': [
                {
                    'id': 'task1'
                },
                {
                    'id': 'task2'
                },
                {
                    'id': 'task3'
                },
                {
                    'id': 'continue'
                },
                {
                    'id': 'fail'
                }
            ],
            'adjacency': [
                [
                    {
                        'id': 'task2',
                        'key': 0,
                        'ref': 0,
                        'criteria': ['<% succeeded() %>']
                    },
                    {
                        'id': 'task3',
                        'key': 0,
                        'ref': 1,
                        'criteria': ['<% failed() %>']
                    }
                ],
                [
                    {
                        'id': 'continue',
                        'key': 0,
                        'ref': 0,
                        'criteria': ['<% succeeded() %>']
                    }
                ],
                [
                    {
                        'id': 'fail',
                        'key': 0,
                        'ref': 0,
                        'criteria': ['<% succeeded() %>']
                    }
                ],
                [],
                []
            ],
            'multigraph': True
        }

        self.assert_compose_to_wf_ex_graph(wf_name, expected_wf_ex_graph)
