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31 lines
801 B
Python
31 lines
801 B
Python
from testutils import assert_raises
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assert format(5, "b") == "101"
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assert_raises(TypeError, format, 2, 3, _msg='format called with number')
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assert format({}) == "{}"
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assert_raises(TypeError, format, {}, 'b', _msg='format_spec not empty for dict')
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class BadFormat:
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def __format__(self, spec):
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return 42
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assert_raises(TypeError, format, BadFormat())
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def test_zero_padding():
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i = 1
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assert f'{i:04d}' == '0001'
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test_zero_padding()
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assert '{:,}'.format(100) == '100'
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assert '{:,}'.format(1024) == '1,024'
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assert '{:_}'.format(65536) == '65_536'
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assert '{:_}'.format(4294967296) == '4_294_967_296'
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assert f'{100:_}' == '100'
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assert f'{1024:_}' == '1_024'
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assert f'{65536:,}' == '65,536'
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assert f'{4294967296:,}' == '4,294,967,296'
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assert 'F' == "{0:{base}}".format(15, base="X")
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