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-rw-r--r--factory/__init__.py1
-rw-r--r--factory/base.py11
-rw-r--r--tests/test_base.py8
3 files changed, 20 insertions, 0 deletions
diff --git a/factory/__init__.py b/factory/__init__.py
index 1d4408f..dd91343 100644
--- a/factory/__init__.py
+++ b/factory/__init__.py
@@ -44,6 +44,7 @@ from base import (
BUILD_STRATEGY,
CREATE_STRATEGY,
STUB_STRATEGY,
+ use_strategy,
DJANGO_CREATION,
NAIVE_BUILD,
diff --git a/factory/base.py b/factory/base.py
index 62131fb..ef782c7 100644
--- a/factory/base.py
+++ b/factory/base.py
@@ -614,3 +614,14 @@ def simple_generate(klass, create, **kwargs):
def simple_generate_batch(klass, create, size, **kwargs):
"""Create a factory for the given class, and simple_generate instances."""
return make_factory(klass, **kwargs).simple_generate_batch(create, size)
+
+
+def use_strategy(new_strategy):
+ """Force the use of a different strategy.
+
+ This is an alternative to setting default_strategy in the class definition.
+ """
+ def wrapped_class(klass):
+ klass.default_strategy = new_strategy
+ return klass
+ return wrapped_class
diff --git a/tests/test_base.py b/tests/test_base.py
index 8da655e..a548b56 100644
--- a/tests/test_base.py
+++ b/tests/test_base.py
@@ -141,6 +141,14 @@ class FactoryDefaultStrategyTestCase(unittest.TestCase):
TestModelFactory.default_strategy = base.BUILD_STRATEGY
self.assertRaises(base.StubFactory.UnsupportedStrategy, TestModelFactory)
+ def test_change_strategy(self):
+ @base.use_strategy(base.CREATE_STRATEGY)
+ class TestModelFactory(base.StubFactory):
+ one = 'one'
+
+ self.assertEqual(base.CREATE_STRATEGY, TestModelFactory.default_strategy)
+
+
class FactoryCreationTestCase(unittest.TestCase):
def testFactoryFor(self):
class TestFactory(base.Factory):