PyTest - Fixtures
Find the bug in this fixture factory usage:
```python
@pytest.fixture
def factory():
def inner(x):
return x * 2
return inner
def test_double(factory):
assert factory == 4
```
Find the bug in this fixture factory usage: ```python @pytest.fixture def factory(): def inner(x): return x * 2 return inner def test_double(factory): assert factory == 4 ```
medium📝 Debug Q7 of 15
Step-by-Step Solution
Solution:
Step 1: Analyze test assertion
The test compares factory (a function) directly to 4, which is incorrect.Step 2: Correct test usage
The test should call factory with an argument, e.g., factory(2) == 4.Final Answer:
The test compares the function object to an integer instead of calling it -> Option DQuick Check:
Call fixture function before asserting [OK]
Quick Trick: Call fixture function before comparing results [OK]
Common Mistakes:
MISTAKES- Comparing function object to value
- Missing parentheses to call function
- Misusing fixture decorators
Master "Fixtures" in PyTest
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