fix: Remove dependency on testtools

Closes #88

README.md

@@ -18,7 +18,7 @@ Falcon is a [high-performance Python framework][home] for building cloud APIs. I
 
 **Fast.** Cloud APIs need to turn around requests quickly, and make efficient use of hardware. Falcon processes requests [several times faster][bench] than other popular web frameworks.
 
-**Light.** Only the essentials are included, with *six* and *testtools* being the only two dependencies outside the standard library. We work to keep the code lean, making Falcon easier to test, optimize, and deploy.
+**Light.** Only the essentials are included, with *six* being the only dependency outside the standard library. We work to keep the code lean, making Falcon easier to test, optimize, and deploy.
 
 **Flexible.** Falcon can be deployed in a variety of ways, depending on your needs. The framework speaks WSGI, and works great with [Python 2.6 and 2.7, PyPy, and Python 3.3][ci]. There's no tight coupling with any async framework, leaving you free to mix-and-match what you need.
 

falcon/testing/__init__.py

@@ -19,5 +19,5 @@ limitations under the License.
 # Hoist classes and functions into the falcon.testing namespace
 from falcon.testing.helpers import *  # NOQA
 from falcon.testing.srmock import StartResponseMock  # NOQA
-from falcon.testing.test_resource import TestResource  # NOQA
+from falcon.testing.resource import TestResource  # NOQA
 from falcon.testing.base import TestBase  # NOQA

falcon/testing/base.py

@@ -16,16 +16,21 @@ limitations under the License.
 
 """
 
-import testtools
+try:
+    import testtools as unittest
+except ImportError:
+    import unittest
 
 import falcon
 from falcon.testing.srmock import StartResponseMock
 from falcon.testing.helpers import create_environ
 
 
-class TestBase(testtools.TestCase):
+class TestBase(unittest.TestCase):
     """Scaffolding around testtools.TestCase for testing a Falcon API endpoint.
 
+    Note: If testtools is not available, falls back to using unittest.
+
     Inherit from this and write your test methods. If the child class defines
     a before(self) method, this method will be called before executing each
     test method. Likewise, child classes may define an after(self) method to

setup.py

@@ -6,7 +6,7 @@ from setuptools import setup, find_packages, Extension
 VERSION = imp.load_source('version', path.join('.', 'falcon', 'version.py'))
 VERSION = VERSION.version
 
-REQUIRES = ['six', 'testtools']
+REQUIRES = ['six']
 if sys.version_info < (2, 7):
     REQUIRES.append('ordereddict')
 

tests/requirements.txt

@@ -1,6 +1,5 @@
-nose
-nose-progressive
-testtools
-six
 cython
-ordereddict
+nose
+ordereddict
+six
+testtools