import unittest

from model_mommy import mommy

from api.models import INTENT_DETECTION_AND_SLOT_FILLING
from api.tests.api.utils import prepare_project
from ..pipeline.repositories import IntentDetectionSlotFillingRepository


class TestCSVWriter(unittest.TestCase):

    def setUp(self):
        self.project = prepare_project(INTENT_DETECTION_AND_SLOT_FILLING)

    def test_list(self):
        example = mommy.make('Example', project=self.project.item, text='example')
        category = mommy.make('Category', example=example, user=self.project.users[0])
        span = mommy.make('Span', example=example, user=self.project.users[0], start_offset=0, end_offset=1)
        repository = IntentDetectionSlotFillingRepository(self.project.item)
        expected = [
            {
                'data': example.text,
                'label': {
                    'cats': [category.label.text],
                    'entities': [(span.start_offset, span.end_offset, span.label.text)]
                }
            }
        ]
        records = list(repository.list())
        self.assertEqual(len(records), len(expected))
        for record, expect in zip(records, expected):
            self.assertEqual(record.data, expect['data'])
            self.assertEqual(record.label['cats'], expect['label']['cats'])
            self.assertEqual(record.label['entities'], expect['label']['entities'])