forked from Rust-related/RustPython
142 lines
5.1 KiB
Python
142 lines
5.1 KiB
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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assert f'{255:#X}' == "0XFF"
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assert f"{65:c}" == "A"
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assert f"{0x1f5a5:c}" == "🖥"
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assert_raises(ValueError, "{:+c}".format, 1, _msg="Sign not allowed with integer format specifier 'c'")
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assert_raises(ValueError, "{:#c}".format, 1, _msg="Alternate form (#) not allowed with integer format specifier 'c'")
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assert f"{256:#010x}" == "0x00000100"
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assert f"{256:0=#10x}" == "0x00000100"
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assert f"{256:0>#10x}" == "000000x100"
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assert f"{256:0^#10x}" == "000x100000"
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assert f"{256:0<#10x}" == "0x10000000"
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assert f"{512:+#010x}" == "+0x0000200"
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assert f"{512:0=+#10x}" == "+0x0000200"
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assert f"{512:0>+#10x}" == "0000+0x200"
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assert f"{512:0^+#10x}" == "00+0x20000"
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assert f"{512:0<+#10x}" == "+0x2000000"
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assert f"{123:,}" == "123"
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assert f"{1234:,}" == "1,234"
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assert f"{12345:,}" == "12,345"
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assert f"{123456:,}" == "123,456"
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assert f"{123:03_}" == "123"
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assert f"{123:04_}" == "0_123"
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assert f"{123:05_}" == "0_123"
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assert f"{123:06_}" == "00_123"
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assert f"{123:07_}" == "000_123"
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assert f"{255:#010_x}" == "0x000_00ff"
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assert f"{255:+#010_x}" == "+0x00_00ff"
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assert f"{123.4567:,}" == "123.4567"
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assert f"{1234.567:,}" == "1,234.567"
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assert f"{12345.67:,}" == "12,345.67"
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assert f"{123456.7:,}" == "123,456.7"
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assert f"{123.456:07,}" == "123.456"
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assert f"{123.456:08,}" == "0,123.456"
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assert f"{123.456:09,}" == "0,123.456"
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assert f"{123.456:010,}" == "00,123.456"
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assert f"{123.456:011,}" == "000,123.456"
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assert f"{123.456:+011,}" == "+00,123.456"
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assert f"{1234:.3g}" == "1.23e+03"
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assert f"{1234567:.6G}" == "1.23457E+06"
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assert f'{"🐍":4}' == "🐍 "
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assert_raises(ValueError, "{:,o}".format, 1, _msg="ValueError: Cannot specify ',' with 'o'.")
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assert_raises(ValueError, "{:_n}".format, 1, _msg="ValueError: Cannot specify '_' with 'n'.")
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assert_raises(ValueError, "{:,o}".format, 1.0, _msg="ValueError: Cannot specify ',' with 'o'.")
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assert_raises(ValueError, "{:_n}".format, 1.0, _msg="ValueError: Cannot specify '_' with 'n'.")
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assert_raises(ValueError, "{:,}".format, "abc", _msg="ValueError: Cannot specify ',' with 's'.")
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assert_raises(ValueError, "{:,x}".format, "abc", _msg="ValueError: Cannot specify ',' with 'x'.")
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assert_raises(OverflowError, "{:c}".format, 0x110000, _msg="OverflowError: %c arg not in range(0x110000)")
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assert f"{3:f}" == "3.000000"
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assert f"{3.1415:.0f}" == "3"
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assert f"{3.1415:.1f}" == "3.1"
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assert f"{3.1415:.2f}" == "3.14"
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assert f"{3.1415:.3f}" == "3.142"
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assert f"{3.1415:.4f}" == "3.1415"
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assert f"{3.1415:#.0f}" == "3."
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assert f"{3.1415:#.1f}" == "3.1"
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assert f"{3.1415:#.2f}" == "3.14"
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assert f"{3.1415:#.3f}" == "3.142"
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assert f"{3.1415:#.4f}" == "3.1415"
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assert f"{3:g}" == "3"
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assert f"{3.1415:.0g}" == "3"
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assert f"{3.1415:.1g}" == "3"
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assert f"{3.1415:.2g}" == "3.1"
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assert f"{3.1415:.3g}" == "3.14"
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assert f"{3.1415:.4g}" == "3.142"
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assert f"{0.000012:g}" == "1.2e-05"
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assert f"{0.000012:G}" == "1.2E-05"
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assert f"{3:#g}" == "3.00000"
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assert f"{3.1415:#.0g}" == "3."
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assert f"{3.1415:#.1g}" == "3."
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assert f"{3.1415:#.2g}" == "3.1"
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assert f"{3.1415:#.3g}" == "3.14"
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assert f"{3.1415:#.4g}" == "3.142"
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assert f"{0.000012:#g}" == "1.20000e-05"
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assert f"{0.000012:#G}" == "1.20000E-05"
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assert f"{3.1415:.0e}" == "3e+00"
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assert f"{3.1415:.1e}" == "3.1e+00"
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assert f"{3.1415:.2e}" == "3.14e+00"
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assert f"{3.1415:.3e}" == "3.142e+00"
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assert f"{3.1415:.4e}" == "3.1415e+00"
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assert f"{3.1415:.5e}" == "3.14150e+00"
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assert f"{3.1415:.5E}" == "3.14150E+00"
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assert f"{3.1415:#.0e}" == "3.e+00"
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assert f"{3.1415:#.1e}" == "3.1e+00"
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assert f"{3.1415:#.2e}" == "3.14e+00"
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assert f"{3.1415:#.3e}" == "3.142e+00"
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assert f"{3.1415:#.4e}" == "3.1415e+00"
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assert f"{3.1415:#.5e}" == "3.14150e+00"
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assert f"{3.1415:#.5E}" == "3.14150E+00"
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assert f"{3.1415:.0%}" == '314%'
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assert f"{3.1415:.1%}" == '314.2%'
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assert f"{3.1415:.2%}" == '314.15%'
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assert f"{3.1415:.3%}" == '314.150%'
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assert f"{3.1415:#.0%}" == '314.%'
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assert f"{3.1415:#.1%}" == '314.2%'
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assert f"{3.1415:#.2%}" == '314.15%'
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assert f"{3.1415:#.3%}" == '314.150%'
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assert f"{3.1415:.0}" == "3e+00"
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assert f"{3.1415:.1}" == "3e+00"
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assert f"{3.1415:.2}" == "3.1"
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assert f"{3.1415:.3}" == "3.14"
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assert f"{3.1415:.4}" == "3.142"
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assert f"{3.1415:#.0}" == "3.e+00"
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assert f"{3.1415:#.1}" == "3.e+00"
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assert f"{3.1415:#.2}" == "3.1"
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assert f"{3.1415:#.3}" == "3.14"
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assert f"{3.1415:#.4}" == "3.142"
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# test issue 4558
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x = 123456789012345678901234567890
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for i in range(0, 30):
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format(x, ',')
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x = x // 10
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