Add Basic Tests and update dependencies

See Readme for instructions on how to run tests

Author: kemp

flask/flaskapp/tests/conftest.py

@@ -0,0 +1,12 @@
+import pytest
+
+from flaskapp import app as flask_app
+
+@pytest.fixture
+def app():
+    yield flask_app
+
+
+@pytest.fixture
+def client(app):
+    return app.test_client()

flask/flaskapp/tests/imagetest.txt

@@ -0,0 +1,72 @@
+import jsonschema
+from jsonschema import validate
+
+def test_home_page(client, app):
+    """A basic test to ensure the home page is functioning correctly"""
+    res = client.get('/')
+    assert b'Hello, World!' == res.data
+
+
+def test_mathpix_ocr(client, app):
+    with open('tests/imagetest.txt', 'r') as file:
+        image = file.read().replace('\n', '')
+
+    response_schema = {
+        "type": "object",
+        "properties": {
+            "confidence": {"type": "number"},
+            "latex_styled": {"type": "string"},
+            "request_id": {"type": "string"},
+        },
+    }
+    res = client.post('/mathpix-ocr', json={
+        'b64_img': image
+    })
+
+    assert True == validate_json(instance=res.get_json(), schema=response_schema)
+
+
+def test_solve_image(client, app):
+    with open('tests/imagetest.txt', 'r') as file:
+        image = file.read().replace('\n', '')
+
+    response_schema = {
+        "type": "object",
+        "properties": {
+            "confidence": {"type": "number"},
+            "input_detected": {"type": "string"},
+            "solved": {"type": "string"},
+        },
+    }
+
+    res = client.post('/solve-image', json={
+        'b64_img': image
+    })
+
+    assert True == validate_json(instance=res.get_json(), schema=response_schema)
+    assert r'F(0)=x' == res.get_json()['input_detected']
+    assert r'F{\left(0 \right)} = x' == res.get_json()['solved']
+
+
+def test_solve_latex(client, app):
+    response_schema = {
+        "type": "object",
+        "properties": {
+            "solved": {"type": "string"},
+        },
+    }
+
+    res = client.post('/solve-latex', json={
+        'latex': r'F(x)=2+2'
+    })
+
+    assert True == validate_json(instance=res.get_json(), schema=response_schema)
+    assert r'F{\left(x \right)} = 4' == res.get_json()['solved']
+
+
+def validate_json(instance, schema):
+    try:
+        validate(instance, schema)
+    except jsonschema.exceptions.ValidationError as err:
+        return False
+    return True

flask/flaskapp/tests/test_flaskapp.py

@@ -37,5 +37,10 @@ Open the integrated terminal to run commands in the container.
 
 `$ flask run` will start the flask development server and send requests to the flask application.
 
-## Running Unit Tests
-Run pytest in the top-level project directory to start unit tests.
+## Running Tests
+
+To run the tests:
+
+1. Enable the python virtual environment
+1. Run `cd flask/flaskapp`
+1. Run `python -m pytest`

readme.md

@@ -1,26 +1,32 @@
+antlr4-python3-runtime==4.8
 attrs==20.2.0
+certifi==2020.6.20
+chardet==3.0.4
 click==7.1.2
 Flask==1.1.2
 hypothesis==5.33.0
+idna==2.10
 importlib-metadata==1.7.0
 iniconfig==1.0.1
 itsdangerous==1.1.0
 Jinja2==2.11.2
+jsonschema==3.2.0
+latex2sympy==1.0.3
 MarkupSafe==1.1.1
 more-itertools==8.5.0
+mpmath==1.1.0
 packaging==20.4
 pathlib2==2.3.5
-pkg-resources==0.0.0
 pluggy==0.13.1
 py==1.9.0
 pyparsing==2.4.7
+pyrsistent==0.17.3
 pytest==6.0.1
+requests==2.24.0
 six==1.15.0
 sortedcontainers==2.2.2
+sympy==1.6.2
 toml==0.10.1
+urllib3==1.25.10
 Werkzeug==1.0.1
 zipp==3.1.0
-requests==2.24.0
-sympy==1.6.2
-latex2sympy==1.0.3
-antlr4-python3-runtime==4.8