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pytest_notes [2023/05/05 15:06] – [run pytest on the current file from the current file] adminpytest_notes [2023/12/28 01:31] (current) – [who wrote pytest] raju
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 +==== tasks ====
 +  * [[check if two lists are equal]]
 +
 ==== test a function that writes output to a file ==== ==== test a function that writes output to a file ====
  
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 tags | run pytest from main function, pytest run parameterized test tags | run pytest from main function, pytest run parameterized test
  
-==== useful links ====+==== assert actual expected template ====
  
 +template 1
 +
 +<code>
 +assert Actual == Expected,\
 +    'Expected = {}, Actual = {}'.format(Expected, Actual)
 +</code>
 +
 +template 2
 +
 +<code>
 +from pandas.util.testing import assert_frame_equal
 +assert_frame_equal(df_actual, df_expected)
 +</code>
 +
 +template 3
 +
 +<code>
 +import pytest
 +@pytest.mark.parametrize('input, expected_output', [
 +    ('foo', bar),
 +    ('foo2', bar2),
 +])
 +def test_fancy_func(input, expected_output):
 +    got = fancy_func(input)
 +    assert got == expected_output, 'Expected = {}, got = {}'.format(expected_output, got)
 +</code>
 +
 +==== useful links ====
 +  * https://docs.pytest.org/en/latest/getting-started.html - Get started on pytest
   * Source code - https://github.com/pytest-dev/pytest   * Source code - https://github.com/pytest-dev/pytest
   * Official documentation - https://docs.pytest.org   * Official documentation - https://docs.pytest.org
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   * To get it from PyPI - https://pypi.python.org/pypi/pytest   * To get it from PyPI - https://pypi.python.org/pypi/pytest
   * T. Ben Thompson's python testing set up - http://tbenthompson.com/post/how_i_test/   * T. Ben Thompson's python testing set up - http://tbenthompson.com/post/how_i_test/
 +  * https://docs.pytest.org/en/latest/how-to/assert.html#assertions-about-expected-exceptions - shows how to check whether the code is throwing exceptions or not.
  
 Links related to parameterization: Links related to parameterization:
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   * Parametrizing tests - https://docs.pytest.org/en/latest/example/parametrize.html   * Parametrizing tests - https://docs.pytest.org/en/latest/example/parametrize.html
   * parametrizing tests where functions have default arguments - https://stackoverflow.com/questions/35844791/how-to-write-a-test-for-a-function-with-optional-arguments   * parametrizing tests where functions have default arguments - https://stackoverflow.com/questions/35844791/how-to-write-a-test-for-a-function-with-optional-arguments
 +
 +==== books on pytest ====
 +  * pytest Quick Start Guide by Bruno Oliveira, published by Packt - https://github.com/PacktPublishing/pytest-Quick-Start-Guide
 +  * Python Testing with pytest: Simple, Rapid, Effective, and Scalable 1st Edition by Brian Okken - https://www.amazon.com/Python-Testing-pytest-Effective-Scalable/dp/1680502409/
 +
 +==== who wrote pytest ====
 +  * https://github.com/pytest-dev/pytest/blob/master/AUTHORS
 +
pytest_notes.1683299198.txt.gz · Last modified: 2023/05/05 15:06 by admin