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Code Issues 32 Releases Wiki Activity

Fixed #22675 -- makemigrations --dry-run to output migrations to stdout.

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`makemigrations --dry-run` will output the complete migrations file
that would be written if it's used along with `--verbosity 3`.
This commit is contained in:
Moayad Mardini
2014-05-26 23:09:17 +03:00
parent b625e861e5
commit 2e613ea5c5
3 changed files with 41 additions and 2 deletions
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31
tests/migrations/test_commands.py
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@@ -382,3 +382,34 @@ class MakeMigrationsTests(MigrationTestBase):
call_command("makemigrations", "migrations", dry_run=True, stdout=stdout)
# Output the expected changes directly, without asking for defaults
self.assertIn("Add field silly_date to sillymodel", stdout.getvalue())
@override_system_checks([])
@override_settings(MIGRATION_MODULES={"migrations": "migrations.test_migrations_no_default"})
def test_makemigrations_dry_run_verbosity_3(self):
"""
Ticket #22675 -- Allow `makemigrations --dry-run` to output the
migrations file to stdout (with verbosity == 3).
"""
class SillyModel(models.Model):
silly_field = models.BooleanField(default=False)
silly_char = models.CharField(default="")
class Meta:
app_label = "migrations"
stdout = six.StringIO()
call_command("makemigrations", "migrations", dry_run=True, stdout=stdout, verbosity=3)
# Normal --dry-run output
self.assertIn("- Add field silly_char to sillymodel", stdout.getvalue())
# Additional output caused by verbosity 3
# The complete migrations file that would be written
self.assertIn("# -*- coding: utf-8 -*-", stdout.getvalue())
self.assertIn("class Migration(migrations.Migration):", stdout.getvalue())
self.assertIn("dependencies = [", stdout.getvalue())
self.assertIn("('migrations', '0001_initial'),", stdout.getvalue())
self.assertIn("migrations.AddField(", stdout.getvalue())
self.assertIn("model_name='sillymodel',", stdout.getvalue())
self.assertIn("name='silly_char',", stdout.getvalue())