Password Strength Checker

A FastAPI with GraphQL (Strawberry) to check strength of passwords

Example

Query input

query {
    verify(password: "TestStrengthPassword!123&", rules: [
        {rule: "minSize", value: 10},
        {rule: "minUppercase", value: 5},
        {rule: "minLowercase", value: 3},
        {rule: "minDigit", value: 2},
        {rule: "minSpecialChars", value: 2},
        {rule: "noRepeted", value: 0},
    ]) {
        verify
        noMatch
    }
}

Output

{
  "data": {
    "verify": {
      "verify": false,
      "noMatch": [
        "minUppercase",
        "minDigit",
        "noRepeted"
      ]
    }
  }
}

Dependencies

• Python 3

How to use:

Install requirements

pip install -r requirements.txt

Run API

uvicorn main:app --reload --port 8000

Run Tests

python -m unittest test_rules_password.py

• Go to http://localhost:8000/graphql in a browser you will be able to insert queries and execute them

or

• Make a POST request with the desired Query to http://localhost:8000/graphql

In the example_use.py file there is an example of a POST request in python

python example_use.py