tests.TestRenderVariations

Complexity

Total Complexity

21

Size/Duplication

Total Lines	77
Duplicated Lines	0 %

6 Methods

Rating	Name	Duplication	Size	Complexity
A	test_no_replace()	0	13	4
A	test_replace()	0	14	4
B	test_multiprocessing()	0	13	6
A	test_no_options()	0	10	2
A	test_none_default_storage()	0	10	2
A	test_invalid_field_path()	0	10	3

import os
import time

from django.core.management import CommandError, call_command

import pytest
from tests.models import ManualVariationsModel, MyStorageModel, ThumbnailModel


@pytest.mark.django_db
class TestRenderVariations(object):
    def test_no_options(self, image_upload_file):
        obj = ManualVariationsModel.customer_manager.create(
            image=image_upload_file
        )
        file_path = obj.image.thumbnail.path
        call_command(
            'rendervariations',
            'tests.ManualVariationsModel.image'
        )
        assert os.path.exists(file_path)

    def test_multiprocessing(self, image_upload_file):
        file_names = [
            ManualVariationsModel.customer_manager.create(
                image=image_upload_file
            ).image.thumbnail.path
            for _ in range(100)
        ]
        assert not any([os.path.exists(f) for f in file_names])
        call_command(
            'rendervariations',
            'tests.ManualVariationsModel.image'
        )
        assert any([os.path.exists(f) for f in file_names])

    def test_no_replace(self, image_upload_file):
        obj = ThumbnailModel.objects.create(image=image_upload_file)
        file_path = obj.image.thumbnail.path
        assert os.path.exists(file_path)
        before = os.path.getmtime(file_path)
        time.sleep(1)
        call_command(
            'rendervariations',
            'tests.ThumbnailModel.image',
        )
        assert os.path.exists(file_path)
        after = os.path.getmtime(file_path)
        assert before == after

    def test_replace(self, image_upload_file):
        obj = ThumbnailModel.objects.create(image=image_upload_file)
        file_path = obj.image.thumbnail.path
        assert os.path.exists(file_path)
        before = os.path.getmtime(file_path)
        time.sleep(1)
        call_command(
            'rendervariations',
            'tests.ThumbnailModel.image',
            replace=True
        )
        assert os.path.exists(file_path)
        after = os.path.getmtime(file_path)
        assert before != after

    def test_none_default_storage(self, image_upload_file):
        obj = MyStorageModel.customer_manager.create(
            image=image_upload_file
        )
        file_path = obj.image.thumbnail.path
        call_command(
            'rendervariations',
            'tests.MyStorageModel.image'
        )
        assert os.path.exists(file_path)

    def test_invalid_field_path(self):
        with pytest.raises(CommandError) as exc_info:
            call_command(
                'rendervariations',
                'MyStorageModel.image'
            )

        error_message = "Error parsing field_path 'MyStorageModel.image'. "\
                        "Use format <app.model.field app.model.field>."
        assert str(exc_info.value) == error_message