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A Django app for specifying validation tests on data in your database.

Project description

A Django app for specifying validation tests on data in your database.


Install Django Data Tests:

pip install django-data-tests

Add it to your INSTALLED_APPS:


Add a data test to one of your existing models

from data_tests.registry import test_method
from django.db import models

class Cat(models.Model):

    def make_noise(self):
        return 'Miaow!'

    @test_method('Check the cat miaows appropriately')
    def check_cat_sound(self):
        noise = self.noise()
        if noise != 'Miaow!':
            return False, 'Cat made the wrong noise: %s' % noise
            return True

You can run your data tests with the management command

./ rundatatests

Alternatively, run them whenever the object is saved in the admin

from django.contrib import admin
from data_tests.admin import DataTestsAdminMixin

class CatAdmin(DataTestsAdminMixin, admin.ModelAdmin):


0.1.0 (2019-11-18)

  • First release on PyPI.

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