8000 tests/float: Improve formatfloat.c test coverage using Python. · rch/micropython@64dc925 · GitHub
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tests/float: Improve formatfloat.c test coverage using Python.
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‎tests/float/string_format_modulo.py

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print(('%.40g' % 1e-2)[:2])
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print(('%.40g' % 1e-3)[:2])
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print(('%.40g' % 1e-4)[:2])
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print("%.0g" % 1) # 0 precision 'g'

‎tests/float/string_format_modulo3.py

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# uPy and CPython outputs differ for the following
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print("%.1g" % -9.9) # round up 'g' with '-' sign
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print("%.1e" % 9.99) # round up with positive exponent
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print("%.1e" % 0.999) # round up with negative exponent

‎tests/float/string_format_modulo3.py.exp

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-10
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1.00e+01
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1.00e-00

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