add test in test_images.py, update setup.py and tests/docker/README.md (

#69)

* add test in test_images.py, update setup.py and tests/docker/README.md

* fix setup.py

setup.py

@@ -41,9 +41,10 @@
     packages=[
         'aiodocker',
     ],
-    python_requires='>=3.6',
+    python_requires='>=3.5',
     install_requires=[
-        'aiohttp~=2.2.0',
+        'setuptools==36.2.0',
+        'aiohttp==2.2.3',
         'yarl>=0.10',
     ],
     extras_require={

tests/docker/README.md

@@ -1,12 +1,7 @@
 Used to test build images functions.
 
 # Dockerfile
-To build a docker image from a remote file.
+Used for test `test_build_from_remote_file` inside `tests/test_images.py`
 
-# tar
-To build a docker image using a remote tar (docker_context.tar) as a local context.
-
-To create the tar
-```shell
-tar -cvf docker_context.tar *
-```
+# docker_context.tar
+Used for test `test_build_from_remote_tar` inside `tests/test_images.py`

tests/test_images.py

@@ -6,9 +6,8 @@
 
 @pytest.mark.asyncio
 async def test_build_from_remote_file(docker):
-    remote = ("https://gist.githubusercontent.com/barrachri/"
-              "16a735971379352635a92d65036145f1/raw"
-              "/2b814ad3bf24af94a5623df03678816e37f2b6b7/Dockerfile")
+    remote = ("https://raw.githubusercontent.com/aio-libs/"
+              "aiodocker/master/tests/docker/Dockerfile")
 
     tag = "image:1.0"
     params = {'tag': tag, 'remote': remote, 'stream': True}
@@ -22,6 +21,23 @@ async def test_build_from_remote_file(docker):
     assert image
 
 
+@pytest.mark.asyncio
+async def test_build_from_remote_tar(docker):
+    remote = ("https://github.com/aio-libs/aiodocker/"
+              "raw/master/tests/docker/docker_context.tar")
+
+    tag = "image_from_tar:1.0"
+    params = {'tag': tag, 'remote': remote, 'stream': True}
+    stream = await docker.images.build(**params)
+
+    async for output in stream:
+        if "Successfully tagged image_from_tar:1.0\n" in output:
+            break
+
+    image = await docker.images.get(tag)
+    assert image
+
+
 @pytest.mark.asyncio
 async def test_history(docker):
     name = "image:1.0"