[Solved] Why does this test fail?response = client.post('/login', data={'username': 'user'}) assert response.status_code == 302 | Flask

Flask - Testing Flask Applications

Why does this test fail?

response = client.post('/login', data={'username': 'user'})
assert response.status_code == 302

AStatus code 302 is incorrect for login

BURL path is wrong

CPassword field is missing in POST data

DTest client not initialized

Step-by-Step Solution

Solution:

Step 1: Check POST data completeness
Login requires both username and password; missing password causes failure.
Step 2: Confirm status code expectation
302 is correct for successful login redirect, but missing password prevents success.
Final Answer:
Password field is missing in POST data -> Option C
Quick Check:
Missing password causes login failure and test fail [OK]

Quick Trick: Always include username and password in login POST data [OK]

Common Mistakes:

MISTAKES

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Why does this test fail?