Choose test database?

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I'm trying to run

./manage.py test

But it tells me

Got an error creating the test database: permission denied to create database

Obviously it doesn't have permission to create the database, but I'm on a shared server, so there's not much I can do about that. I can create a new database through the control panel but I don't think there's any way I can let Django do it automatically.

So, can't I create the test database manually and instead tell Django to flush it every time, rather than recreating the whole thing?

11 Answers

You could use django-nose as your TEST_RUNNER. Once installed, if you pass the following environment variable, it will not delete and re-create the database (create it manually yourself first).

REUSE_DB=1 ./manage.py test

You can also add the following to settings.py so you don't have to write REUSE_DB=1 every time you want to run tests:

os.environ['REUSE_DB'] = "1"

Note: this will also leave all your tables in the databases which means test setup will be a little quicker, but you will have to manually update the tables (or delete and re-create the database yourself) when you change your models.

You need to specify a sqlite ENGINE when using unit tests. Open the settings.py and add the just after DATABASES section:

import sys
if 'test' in sys.argv or 'test_coverage' in sys.argv: #Covers regular testing and django-coverage
    DATABASES['default']['ENGINE'] = 'django.db.backends.sqlite3'
    DATABASES['default']['NAME'] = ':memory:'
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