在单元测试中,我在开头创建3个对象(文章)。测试完成后,我注意到media_root
文件夹中有3个图像。
问题:如何删除测试完成后创建的图像?
附:我试图使用下一个代码,但它删除media_root
文件夹。
def tearDown(self):
rmtree(settings.MEDIA_ROOT, ignore_errors=True)
注意:方法test_article_form_valid
和test_article_crud
中的问题。
tests.朋友:
class ArticleTestCase(TestCase):
def setUp(self):
self.image = open(os.path.join(BASE_DIR, 'static/images/tests/image.jpg'), "r")
def test_article_form_valid(self):
data = {
'head': 'TEXT',
}
files_data = {
'image': SimpleUploadedFile(
name=self.image.name,
content=self.image.read(),
content_type='image/jpeg'
)
}
form = ArticleForm(data=data, files=files_data)
self.assertTrue(form.is_valid()) <-- ERROR
def test_article_crud(self):
response = self.client.get(reverse("article:article_create"))
self.assertEquals(response.status_code, 200)
response = self.client.post(
reverse("article:article_create"),
data={
'head': 'TEST',
'image': self.image
},
follow=True,
format='multipart'
)
self.assertEqual(response.status_code, 200)
self.assertEqual(Article.objects.all().count(), 1) <-- ERROR
def test_article_view(self):
first_article = Article.objects.create(
pk=150,
head='First',
image=SimpleUploadedFile(
name=self.image.name,
content=self.image.read(),
content_type='image/jpeg'
)
)
second_article = Article.objects.create(
pk=160,
head='Second',
image=SimpleUploadedFile(
name=self.image.name,
content=self.image.read(),
content_type='image/jpeg'
)
)
third_article = Article.objects.create(
pk=170,
head='Third',
image=SimpleUploadedFile(
name=self.image.name,
content=self.image.read(),
content_type='image/jpeg'
)
)
[***]
错误:
FAIL: test_article_crud (article.tests.ArticleTestCase)
----------------------------------------------------------------------
Traceback (most recent call last):
File "/home/nurzhan/CA/article/tests.py", line 55, in test_article_crud
self.assertEqual(Article.objects.all().count(), 1)
AssertionError: 0 != 1
======================================================================
FAIL: test_article_form_valid (article.tests.ArticleTestCase)
----------------------------------------------------------------------
Traceback (most recent call last):
File "/home/nurzhan/CA/article/tests.py", line 117, in test_article_form_valid
self.assertTrue(form.is_valid())
AssertionError: False is not true
在python中使用tempfile
模块,在settings.MEDIA_ROOT
TestCase
方法中将其用作setUp()
,
from django.conf import settings
import tempfile
def setUp(self):
settings.MEDIA_ROOT = tempfile.mkdtemp()
然后,测试完成后,将自动删除测试中创建的文件。
更新:
然后,测试完成后不会自动删除测试中创建的文件,因此在完成测试后不要忘记删除临时目录。
我发现这个article,它对我有用
MEDIA_ROOT = tempfile.mkdtemp()
@override_settings(MEDIA_ROOT=MEDIA_ROOT)
class MeuPetTest(TestCase):
@classmethod
def tearDownClass(cls):
shutil.rmtree(MEDIA_ROOT, ignore_errors=True)
super().tearDownClass()