Add requirements.txt files (#245)

* Add requirements.txt files #244

* Add testcases to validate requirements.txt

* update reqs and contrib guide

* fix formatting for edit files

CONTRIBUTING.md

@@ -13,6 +13,7 @@ Please write new test cases for new code you create.
 * If you're unable to find an open issue, [open a new one](https://github.com/ExpDev07/coronavirus-tracker-api/issues/new). Be sure to include a **title and clear description**, as much relevant information as possible
 * Open  a new [GitHub Pull Request to coronavirus-tracker-api](https://github.com/ExpDev07/coronavirus-tracker-api/pulls) with a clear list of what you've done (read more about [pull requests](http://help.github.com/pull-requests/)). Include the relevant issue number if applicable.
 * We will love you forever if you include unit tests. We can always use more test coverage
+* If you have updated [Pipefile](./Pipfile), you have to update `Pipfile.lock`, `requirements.txt` and `requirements-dev.txt`. See section [Update requirements files](./README.md#update-requirements-files).
 
 ## Your First Code Contribution
 

README.md

@@ -32,15 +32,15 @@ Support multiple data-sources.
 
 Currently 2 different data-sources are available to retrieve the data:
 
-* **jhu** - https://github.com/CSSEGISandData/COVID-19 - Worldwide Data repository operated by the Johns Hopkins University Center for Systems Science and Engineering (JHU CSSE). 
+* **jhu** - https://github.com/CSSEGISandData/COVID-19 - Worldwide Data repository operated by the Johns Hopkins University Center for Systems Science and Engineering (JHU CSSE).
 
 * **csbs** - https://www.csbs.org/information-covid-19-coronavirus - U.S. County data that comes from the Conference of State Bank Supervisors.
 
 __jhu__ data-source will be used as a default source if you don't specify a *source parameter* in your request.
 
 ## API Reference
 
-All endpoints are located at ``coronavirus-tracker-api.herokuapp.com/v2/`` and are accessible via https. For instance: you can get data per location by using this URL: 
+All endpoints are located at ``coronavirus-tracker-api.herokuapp.com/v2/`` and are accessible via https. For instance: you can get data per location by using this URL:
 *[https://coronavirus-tracker-api.herokuapp.com/v2/locations](https://coronavirus-tracker-api.herokuapp.com/v2/locations)*
 
 You can open the URL in your browser to further inspect the response. Or you can make this curl call in your terminal to see the prettified response:
@@ -56,7 +56,7 @@ Consume our API through [our super awesome and interactive SwaggerUI](https://co
 
 The [OpenAPI](https://swagger.io/docs/specification/about/) json definition can be downloaded at https://coronavirus-tracker-api.herokuapp.com/openapi.json
 
-## API Endpoints 
+## API Endpoints
 
 ### Sources Endpoint
 
@@ -365,7 +365,7 @@ These are the available API wrappers created by the community. They are not nece
 
 ### C#
 
-* [CovidSharp by @Abdirahiim](https://github.com/Abdirahiim/covidtrackerapiwrapper) 
+* [CovidSharp by @Abdirahiim](https://github.com/Abdirahiim/covidtrackerapiwrapper)
 * [Covid19Tracker.NET by @egbakou](https://github.com/egbakou/Covid19Tracker.NET)
 
 ### Python
@@ -408,7 +408,7 @@ You will need the following things properly installed on your computer.
 3. Create virtual environment and install all dependencies `$ pipenv sync --dev`
 4. Activate/enter the virtual environment `$ pipenv shell`
 
-And don't despair if don't get the python setup working on the first try. No one did. Guido got pretty close... once. But that's another story. Good luck. 
+And don't despair if don't get the python setup working on the first try. No one did. Guido got pretty close... once. But that's another story. Good luck.
 
 ## Running / Development
 
@@ -437,6 +437,14 @@ pipenv run lint
 pipenv run fmt
 ```
 
+### Update requirements files
+
+```bash
+invoke generate-reqs
+```
+
+[Pipfile.lock](./Pipfile.lock) will be automatically updated during `pipenv install`.
+
 ### Building
 
 ### Deploying

requirements-dev.txt

@@ -0,0 +1,48 @@
+-i https://pypi.org/simple
+appdirs==1.4.3
+astroid==2.3.3
+async-asgi-testclient==1.4.4
+async-generator==1.10
+asyncmock==0.4.2
+attrs==19.3.0
+bandit==1.6.2
+black==19.10b0
+certifi==2019.11.28
+chardet==3.0.4
+click==7.1.1
+coverage==5.0.4
+coveralls==1.11.1
+docopt==0.6.2
+gitdb==4.0.2
+gitpython==3.1.0
+idna==2.9
+importlib-metadata==1.6.0 ; python_version < '3.8'
+invoke==1.4.1
+isort==4.3.21
+lazy-object-proxy==1.4.3
+mccabe==0.6.1
+mock==4.0.2
+more-itertools==8.2.0
+multidict==4.7.5
+packaging==20.3
+pathspec==0.7.0
+pbr==5.4.4
+pluggy==0.13.1
+py==1.8.1
+pylint==2.4.4
+pyparsing==2.4.6
+pytest-asyncio==0.10.0
+pytest-cov==2.8.1
+pytest==5.4.1
+pyyaml==5.3.1
+regex==2020.2.20
+requests==2.23.0
+six==1.14.0
+smmap==3.0.1
+stevedore==1.32.0
+toml==0.10.0
+typed-ast==1.4.1
+urllib3==1.25.8
+wcwidth==0.1.9
+wrapt==1.11.2
+zipp==3.1.0

requirements.txt

@@ -0,0 +1,28 @@
+-i https://pypi.org/simple
+aiohttp==3.6.2
+async-timeout==3.0.1
+asyncache==0.1.1
+attrs==19.3.0
+cachetools==4.0.0
+certifi==2019.11.28
+chardet==3.0.4
+click==7.1.1
+dataclasses==0.6 ; python_version < '3.7'
+fastapi==0.53.2
+gunicorn==20.0.4
+h11==0.9.0
+httptools==0.1.1 ; sys_platform != 'win32' and sys_platform != 'cygwin' and platform_python_implementation != 'PyPy'
+idna-ssl==1.1.0 ; python_version < '3.7'
+idna==2.9
+multidict==4.7.5
+pydantic==1.4
+python-dateutil==2.8.1
+python-dotenv==0.12.0
+requests==2.23.0
+six==1.14.0
+starlette==0.13.2
+urllib3==1.25.8
+uvicorn==0.11.3
+uvloop==0.14.0 ; sys_platform != 'win32' and sys_platform != 'cygwin' and platform_python_implementation != 'PyPy'
+websockets==8.1
+yarl==1.4.2

tasks.py

@@ -64,3 +64,10 @@ def lint(ctx):
 def test(ctx):
     """Run pytest tests."""
     ctx.run(" ".join(["pytest", "-v"]))
+
+
+@invoke.task
+def generate_reqs(ctx):
+    """Generate requirements.txt"""
+    reqs = ["pipenv lock -r > requirements.txt", "pipenv lock -r --dev > requirements-dev.txt"]
+    [ctx.run(req) for req in reqs]

tests/test_cli.py

@@ -0,0 +1,51 @@
+import subprocess
+
+
+def test_invoke_list():
+    """Test invoke --list"""
+    return_code = subprocess.call("invoke --list", shell=True)
+
+    assert return_code == 0
+
+
+def test_requirements_txt():
+    """Validate that requirements.txt and requirements-dev.txt
+       are up2date with Pipefile"""
+    temp_output_dir = "tests/temp_output"
+    req_test_file_path = "{}/test-requirements.txt".format(temp_output_dir)
+    req_dev_test_file_path = "{}/test-requirements-dev.txt".format(temp_output_dir)
+
+    return_code_0 = subprocess.call("mkdir -p {}".format(temp_output_dir), shell=True)
+    return_code_1 = subprocess.call(
+        "pipenv lock -r \
+                                    > {}".format(
+            req_test_file_path
+        ),
+        shell=True,
+    )
+
+    return_code_2 = subprocess.call(
+        "pipenv lock -r --dev \
+                                    > {}".format(
+            req_dev_test_file_path
+        ),
+        shell=True,
+    )
+
+    with open("requirements.txt") as file:
+        req_file = file.read()
+
+    with open("requirements-dev.txt") as file:
+        req_dev_file = file.read()
+
+    with open(req_test_file_path) as file:
+        req_test_file = file.read()
+
+    with open(req_dev_test_file_path) as file:
+        req_dev_test_file = file.read()
+
+    return_code_z = subprocess.call("rm -rf {}".format(temp_output_dir), shell=True)
+
+    assert req_file == req_test_file
+
+    assert req_dev_file == req_dev_test_file