kopia lustrzana https://github.com/micropython/micropython
183 wiersze
4.5 KiB
Python
183 wiersze
4.5 KiB
Python
# Change the following to True to get a much more comprehensive set of tests
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# to run, albeit, which take considerably longer.
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full_tests = False
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def test(fmt, *args):
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print("{:8s}".format(fmt) + ">" + fmt.format(*args) + "<")
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def test_fmt(conv, fill, alignment, sign, prefix, width, precision, type, arg):
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fmt = "{"
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if conv:
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fmt += "!"
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fmt += conv
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fmt += ":"
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if alignment:
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fmt += fill
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fmt += alignment
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fmt += sign
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fmt += prefix
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fmt += width
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if precision:
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fmt += "."
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fmt += precision
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fmt += type
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fmt += "}"
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test(fmt, arg)
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if fill == "0" and alignment == "=":
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fmt = "{:"
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fmt += sign
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fmt += prefix
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fmt += width
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if precision:
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fmt += "."
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fmt += precision
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fmt += type
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fmt += "}"
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test(fmt, arg)
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eg_nums = (
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0.0,
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-0.0,
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0.1,
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1.234,
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12.3459,
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1.23456789,
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123456789.0,
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-0.0,
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-0.1,
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-1.234,
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-12.3459,
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1e4,
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1e-4,
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1e5,
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1e-5,
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1e6,
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1e-6,
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1e10,
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1e37,
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-1e37,
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1e-37,
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-1e-37,
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1.23456e8,
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1.23456e7,
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1.23456e6,
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1.23456e5,
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1.23456e4,
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1.23456e3,
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1.23456e2,
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1.23456e1,
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1.23456e0,
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1.23456e-1,
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1.23456e-2,
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1.23456e-3,
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1.23456e-4,
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1.23456e-5,
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1.23456e-6,
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1.23456e-7,
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1.23456e-8,
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-1.23456e8,
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-1.23456e7,
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-1.23456e6,
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-1.23456e5,
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-1.23456e4,
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-1.23456e3,
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-1.23456e2,
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-1.23456e1,
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-1.23456e0,
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-1.23456e-1,
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-1.23456e-2,
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-1.23456e-3,
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-1.23456e-4,
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-1.23456e-5,
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-1.23456e-6,
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-1.23456e-7,
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-1.23456e-8,
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)
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if full_tests:
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for type in ("e", "E", "g", "G", "n"):
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for width in ("", "4", "6", "8", "10"):
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for alignment in ("", "<", ">", "=", "^"):
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for fill in ("", "@", "0", " "):
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for sign in ("", "+", "-", " "):
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for prec in ("", "1", "3", "6"):
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for num in eg_nums:
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test_fmt("", fill, alignment, sign, "", width, prec, type, num)
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# Note: We use 1.23459 rather than 1.2345 because '{:3f}'.format(1.2345)
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# rounds differently than print("%.3f", 1.2345);
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f_nums = (
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0.0,
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-0.0,
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0.0001,
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0.001,
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0.01,
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0.1,
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1.0,
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10.0,
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0.0012,
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0.0123,
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0.1234,
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1.23459,
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12.3456,
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-0.0001,
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-0.001,
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-0.01,
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-0.1,
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-1.0,
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-10.0,
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-0.0012,
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-0.0123,
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-0.1234,
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-1.23459,
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-12.3456,
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)
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if full_tests:
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for type in ("f", "F"):
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for width in ("", "4", "6", "8", "10"):
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for alignment in ("", "<", ">", "=", "^"):
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for fill in ("", " ", "0", "@"):
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for sign in ("", "+", "-", " "):
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# An empty precision defaults to 6, but when uPy is
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# configured to use a float, we can only use a
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# precision of 6 with numbers less than 10 and still
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# get results that compare to CPython (which uses
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# long doubles).
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for prec in ("1", "2", "3"):
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for num in f_nums:
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test_fmt("", fill, alignment, sign, "", width, prec, type, num)
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for num in int_nums2:
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test_fmt("", fill, alignment, sign, "", width, "", type, num)
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pct_nums1 = (0.1, 0.58, 0.99, -0.1, -0.58, -0.99)
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pct_nums2 = (True, False, 1, 0, -1)
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if full_tests:
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type = "%"
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for width in ("", "4", "6", "8", "10"):
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for alignment in ("", "<", ">", "=", "^"):
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for fill in ("", " ", "0", "@"):
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for sign in ("", "+", "-", " "):
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# An empty precision defaults to 6, but when uPy is
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# configured to use a float, we can only use a
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# precision of 6 with numbers less than 10 and still
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# get results that compare to CPython (which uses
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# long doubles).
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for prec in ("1", "2", "3"):
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for num in pct_nums1:
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test_fmt("", fill, alignment, sign, "", width, prec, type, num)
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for num in pct_nums2:
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test_fmt("", fill, alignment, sign, "", width, "", type, num)
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else:
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for num in pct_nums1:
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test_fmt("", "", "", "", "", "", "1", "%", num)
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# We don't currently test a type of '' with floats (see the detailed comment
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# in objstr.c)
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