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Asked: 2026-05-24T09:35:49+00:00

romantest.py : Dive into Python: Introducing romantest.py Dive into Python: Test-First Programming – $

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romantest.py: Dive into Python: Introducing romantest.py

Dive into Python: Test-First Programming –

$ python romantest.py -v

fromRoman should only accept uppercase input ... ERROR
toRoman should always return uppercase ... ERROR
fromRoman should fail with malformed antecedents ... FAIL
fromRoman should fail with repeated pairs of numerals ... FAIL
fromRoman should fail with too many repeated numerals ... FAIL
fromRoman should give known result with known input ... FAIL
toRoman should give known result with known input ... FAIL
fromRoman(toRoman(n))==n for all n ... FAIL
toRoman should fail with non-integer input ... FAIL
toRoman should fail with negative input ... FAIL
toRoman should fail with large input ... FAIL
toRoman should fail with 0 input ... FAIL

[... snipped ...]

I am not able to make sense of the invocation order. How is it decided by unittest.main()?

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1 Answer

  1. Editorial Team

    According to the unittest documentation:

    Note that the order in which the various test cases will be run is determined by sorting the test function names with respect to the built-in ordering for strings.

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