How can I test user model validation in my application?
You can test user model validation by creating unit tests that check various input scenarios for your user model.
What are some common validation rules I should implement?
Common validation rules include checking for required fields, email format, password strength, and unique usernames.
How do I handle validation errors in my application?
You can handle validation errors by returning error messages to the user and highlighting the fields that need correction.
Can I use libraries to simplify validation?
Yes, libraries like Joi, Yup, or Validator.js can help simplify and standardize your validation logic.
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