add test coverage and readme

api/requirements.txt

@@ -5,6 +5,7 @@ blinker==1.4
 certifi==2019.3.9
 chardet==3.0.4
 Click==7.0
+coverage==5.3.1
 Flask==1.0.3
 Flask-Babel==0.12.2
 Flask-Cors==3.0.8
@@ -31,6 +32,7 @@ py==1.10.0
 Pygments==2.4.2
 pyparsing==2.4.7
 pytest==6.2.1
+pytest-cov==2.10.1
 pytest-flask==1.1.0
 python-dateutil==2.8.0
 python-dotenv==0.10.2

api/tests/README.md

@@ -0,0 +1,26 @@
+To conduct tests, go to the api folder and run (from the venv):
+
+`python3 -m pytest`
+
+for additional output:
+
+`python3 -m pytest -v`
+
+for even more output:
+
+`python3 -m pytest -vv`
+
+for test coverage:
+
+`python3 -m pytest -v --cov=app`
+
+normal pytest arguments work as well, placed before `--cov=app`.
+
+See the docs for more information:
+
+[pytest](https://pytest.org/en/latest/index.html)
+
+[pytest-flask](https://pytest-flask.readthedocs.io)
+
+[pytest-cov](https://pytest-flask.readthedocs.io)
+