Add async flag when wrapping async function (#111) (#112)

* Add async flag when wrapping async function

* Pin Ubuntu version

* Pin Ubuntu version to 18.04

* Update Python action version

* Drop support for Python 2.7

* Fix async tests for python 3.7

---------

Co-authored-by: Vsevolod Glumov <seva17@gmail.com>

.github/workflows/pythonpackage.yml

@@ -12,16 +12,16 @@ on:
 jobs:
   build:
 
-    runs-on: ubuntu-latest
+    runs-on: ubuntu-20.04
     timeout-minutes: 5
     strategy:
       matrix:
-        python-version: [2.7, 3.6, 3.7, 3.8, 3.9, '3.10']
+        python-version: [3.6, 3.7, 3.8, 3.9, '3.10']
 
     steps:
     - uses: actions/checkout@v2
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v1
+      uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
     - name: Install dependencies

ddt.py

@@ -215,9 +215,15 @@ def feed_data(func, new_name, test_data_docstring, *args, **kwargs):
     This internal method decorator feeds the test data item to the test.
 
     """
-    @wraps(func)
-    def wrapper(self):
-        return func(self, *args, **kwargs)
+    if inspect.iscoroutinefunction(func):
+        @wraps(func)
+        async def wrapper(self):
+            return await func(self, *args, **kwargs)
+    else:
+        @wraps(func)
+        def wrapper(self):
+            return func(self, *args, **kwargs)
+
     wrapper.__name__ = new_name
     wrapper.__wrapped__ = func
     # set docstring if exists

requirements/test.txt

@@ -1,3 +1,4 @@
+aiounittest
 codecov
 coverage
 flake8

test/test_async.py

@@ -0,0 +1,11 @@
+import aiounittest
+
+from ddt import ddt, data
+from test.mycode import larger_than_two
+
+
+@ddt
+class TestAsync(aiounittest.AsyncTestCase):
+    @data(3, 4, 12, 23)
+    async def test_larger_than_two(self, value):
+        self.assertTrue(larger_than_two(value))

tox.ini

@@ -6,6 +6,7 @@ deps =
     pytest
     pytest-cov
     coverage
+    aiounittest
     flake8
     six>=1.4.0
     PyYAML