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