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vim-patch:8.0.0158

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Problem:    On MS-Windows some float functions return a different value when
            passed unusual values.  strtod() doesn't work for "inf" and "nan".
Solution:   Accept both results.  Fix str2float() for MS-Windows.  Also
            reorder assert function arguments.

6247361101
This commit is contained in:
James McCoy
2017-06-05 21:58:33 -04:00
parent 09eefbe92c
commit b1d4ef2b42
2 changed files with 170 additions and 153 deletions
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310
src/nvim/testdir/test_float_func.vim
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@@ -5,224 +5,228 @@ if !has('float')
end
func Test_abs()
call assert_equal(string(abs(1.23)), '1.23')
call assert_equal(string(abs(-1.23)), '1.23')
call assert_equal(string(abs(0.0)), '0.0')
call assert_equal(string(abs(1.0/(1.0/0.0))), '0.0')
call assert_equal(string(abs(-1.0/(1.0/0.0))), '0.0')
call assert_equal(string(abs(1.0/0.0)), "str2float('inf')")
call assert_equal(string(abs(-1.0/0.0)), "str2float('inf')")
call assert_equal(string(abs(0.0/0.0)), "str2float('nan')")
call assert_equal('1.23', string(abs(1.23)))
call assert_equal('1.23', string(abs(-1.23)))
call assert_equal('0.0', string(abs(0.0)))
call assert_equal('0.0', string(abs(1.0/(1.0/0.0))))
call assert_equal('0.0', string(abs(-1.0/(1.0/0.0))))
call assert_equal("str2float('inf')", string(abs(1.0/0.0)))
call assert_equal("str2float('inf')", string(abs(-1.0/0.0)))
call assert_equal("str2float('nan')", string(abs(0.0/0.0)))
endfunc
func Test_sqrt()
call assert_equal(string(sqrt(0.0)), '0.0')
call assert_equal(string(sqrt(2.0)), '1.414214')
call assert_equal(string(sqrt(1.0/0.0)), "str2float('inf')")
call assert_equal(string(sqrt(-1.0)), "str2float('nan')")
call assert_equal(string(sqrt(0.0/0.0)), "str2float('nan')")
call assert_equal('0.0', string(sqrt(0.0)))
call assert_equal('1.414214', string(sqrt(2.0)))
call assert_equal("str2float('inf')", string(sqrt(1.0/0.0)))
call assert_equal("str2float('nan')", string(sqrt(-1.0)))
call assert_equal("str2float('nan')", string(sqrt(0.0/0.0)))
endfunc
func Test_log()
call assert_equal(string(log(1.0)), '0.0')
call assert_equal(string(log(0.5)), '-0.693147')
call assert_equal(string(log(0.0)), "-str2float('inf')")
call assert_equal(string(log(-1.0)), "str2float('nan')")
call assert_equal(string(log(1.0/0.0)), "str2float('inf')")
call assert_equal(string(log(0.0/0.0)), "str2float('nan')")
call assert_equal('0.0', string(log(1.0)))
call assert_equal('-0.693147', string(log(0.5)))
call assert_equal("-str2float('inf')", string(log(0.0)))
call assert_equal("str2float('nan')", string(log(-1.0)))
call assert_equal("str2float('inf')", string(log(1.0/0.0)))
call assert_equal("str2float('nan')", string(log(0.0/0.0)))
endfunc
func Test_log10()
call assert_equal(string(log10(1.0)), '0.0')
call assert_equal(string(log10(100.0)), '2.0')
call assert_equal(string(log10(120.0)), '2.079181')
call assert_equal(string(log10(0.0)), "-str2float('inf')")
call assert_equal(string(log10(-1.0)), "str2float('nan')")
call assert_equal(string(log10(1.0/0.0)), "str2float('inf')")
call assert_equal(string(log10(0.0/0.0)), "str2float('nan')")
call assert_equal('0.0', string(log10(1.0)))
call assert_equal('2.0', string(log10(100.0)))
call assert_equal('2.079181', string(log10(120.0)))
call assert_equal("-str2float('inf')", string(log10(0.0)))
call assert_equal("str2float('nan')", string(log10(-1.0)))
call assert_equal("str2float('inf')", string(log10(1.0/0.0)))
call assert_equal("str2float('nan')", string(log10(0.0/0.0)))
endfunc
func Test_exp()
call assert_equal(string(exp(0.0)), '1.0')
call assert_equal(string(exp(2.0)), '7.389056')
call assert_equal(string(exp(-1.0)),'0.367879')
call assert_equal(string(exp(1.0/0.0)), "str2float('inf')")
call assert_equal(string(exp(-1.0/0.0)), '0.0')
call assert_equal(string(exp(0.0/0.0)), "str2float('nan')")
call assert_equal('1.0', string(exp(0.0)))
call assert_equal('7.389056', string(exp(2.0)))
call assert_equal('0.367879', string(exp(-1.0)))
call assert_equal("str2float('inf')", string(exp(1.0/0.0)))
call assert_equal('0.0', string(exp(-1.0/0.0)))
call assert_equal("str2float('nan')", string(exp(0.0/0.0)))
endfunc
func Test_sin()
call assert_equal(string(sin(0.0)), '0.0')
call assert_equal(string(sin(1.0)), '0.841471')
call assert_equal(string(sin(-0.5)), '-0.479426')
call assert_equal(string(sin(0.0/0.0)), "str2float('nan')")
call assert_equal(string(sin(1.0/0.0)), "str2float('nan')")
call assert_equal(string(sin(1.0/(1.0/0.0))), '0.0')
call assert_equal(string(sin(-1.0/(1.0/0.0))), '-0.0')
call assert_equal('0.0', string(sin(0.0)))
call assert_equal('0.841471', string(sin(1.0)))
call assert_equal('-0.479426', string(sin(-0.5)))
call assert_equal("str2float('nan')", string(sin(0.0/0.0)))
call assert_equal("str2float('nan')", string(sin(1.0/0.0)))
call assert_equal('0.0', string(sin(1.0/(1.0/0.0))))
call assert_equal('-0.0', string(sin(-1.0/(1.0/0.0))))
endfunc
func Test_asin()
call assert_equal(string(asin(0.0)), '0.0')
call assert_equal(string(asin(1.0)), '1.570796')
call assert_equal(string(asin(-0.5)), '-0.523599')
call assert_equal(string(asin(1.1)), "str2float('nan')")
call assert_equal(string(asin(1.0/0.0)), "str2float('nan')")
call assert_equal(string(asin(0.0/0.0)), "str2float('nan')")
call assert_equal('0.0', string(asin(0.0)))
call assert_equal('1.570796', string(asin(1.0)))
call assert_equal('-0.523599', string(asin(-0.5)))
call assert_equal("str2float('nan')", string(asin(1.1)))
call assert_equal("str2float('nan')", string(asin(1.0/0.0)))
call assert_equal("str2float('nan')", string(asin(0.0/0.0)))
endfunc
func Test_sinh()
call assert_equal(string(sinh(0.0)), '0.0')
call assert_equal(string(sinh(0.5)), '0.521095')
call assert_equal(string(sinh(-0.9)), '-1.026517')
call assert_equal(string(sinh(1.0/0.0)), "str2float('inf')")
call assert_equal(string(sinh(-1.0/0.0)), "-str2float('inf')")
call assert_equal(string(sinh(0.0/0.0)), "str2float('nan')")
call assert_equal('0.0', string(sinh(0.0)))
call assert_equal('0.521095', string(sinh(0.5)))
call assert_equal('-1.026517', string(sinh(-0.9)))
call assert_equal("str2float('inf')", string(sinh(1.0/0.0)))
call assert_equal("-str2float('inf')", string(sinh(-1.0/0.0)))
call assert_equal("str2float('nan')", string(sinh(0.0/0.0)))
endfunc
func Test_cos()
call assert_equal(string(cos(0.0)), '1.0')
call assert_equal(string(cos(1.0)), '0.540302')
call assert_equal(string(cos(-0.5)), '0.877583')
call assert_equal(string(cos(0.0/0.0)), "str2float('nan')")
call assert_equal(string(cos(1.0/0.0)), "str2float('nan')")
call assert_equal('1.0', string(cos(0.0)))
call assert_equal('0.540302', string(cos(1.0)))
call assert_equal('0.877583', string(cos(-0.5)))
call assert_equal("str2float('nan')", string(cos(0.0/0.0)))
call assert_equal("str2float('nan')", string(cos(1.0/0.0)))
endfunc
func Test_acos()
call assert_equal(string(acos(0.0)), '1.570796')
call assert_equal(string(acos(1.0)), '0.0')
call assert_equal(string(acos(-1.0)), '3.141593')
call assert_equal(string(acos(-0.5)), '2.094395')
call assert_equal(string(acos(1.1)), "str2float('nan')")
call assert_equal(string(acos(1.0/0.0)), "str2float('nan')")
call assert_equal(string(acos(0.0/0.0)), "str2float('nan')")
call assert_equal('1.570796', string(acos(0.0)))
call assert_equal('0.0', string(acos(1.0)))
call assert_equal('3.141593', string(acos(-1.0)))
call assert_equal('2.094395', string(acos(-0.5)))
call assert_equal("str2float('nan')", string(acos(1.1)))
call assert_equal("str2float('nan')", string(acos(1.0/0.0)))
call assert_equal("str2float('nan')", string(acos(0.0/0.0)))
endfunc
func Test_cosh()
call assert_equal(string(cosh(0.0)), '1.0')
call assert_equal(string(cosh(0.5)), '1.127626')
call assert_equal(string(cosh(1.0/0.0)), "str2float('inf')")
call assert_equal(string(cosh(-1.0/0.0)), "str2float('inf')")
call assert_equal(string(cosh(0.0/0.0)), "str2float('nan')")
call assert_equal('1.0', string(cosh(0.0)))
call assert_equal('1.127626', string(cosh(0.5)))
call assert_equal("str2float('inf')", string(cosh(1.0/0.0)))
call assert_equal("str2float('inf')", string(cosh(-1.0/0.0)))
call assert_equal("str2float('nan')", string(cosh(0.0/0.0)))
endfunc
func Test_tan()
call assert_equal(string(tan(0.0)), '0.0')
call assert_equal(string(tan(0.5)), '0.546302')
call assert_equal(string(tan(-0.5)), '-0.546302')
call assert_equal(string(tan(1.0/0.0)), "str2float('nan')")
call assert_equal(string(cos(0.0/0.0)), "str2float('nan')")
call assert_equal(string(tan(1.0/(1.0/0.0))), '0.0')
call assert_equal(string(tan(-1.0/(1.0/0.0))), '-0.0')
call assert_equal('0.0', string(tan(0.0)))
call assert_equal('0.546302', string(tan(0.5)))
call assert_equal('-0.546302', string(tan(-0.5)))
call assert_equal("str2float('nan')", string(tan(1.0/0.0)))
call assert_equal("str2float('nan')", string(cos(0.0/0.0)))
call assert_equal('0.0', string(tan(1.0/(1.0/0.0))))
call assert_equal('-0.0', string(tan(-1.0/(1.0/0.0))))
endfunc
func Test_atan()
call assert_equal(string(atan(0.0)), '0.0')
call assert_equal(string(atan(0.5)), '0.463648')
call assert_equal(string(atan(-1.0)), '-0.785398')
call assert_equal(string(atan(1.0/0.0)), '1.570796')
call assert_equal(string(atan(-1.0/0.0)), '-1.570796')
call assert_equal(string(atan(0.0/0.0)), "str2float('nan')")
call assert_equal('0.0', string(atan(0.0)))
call assert_equal('0.463648', string(atan(0.5)))
call assert_equal('-0.785398', string(atan(-1.0)))
call assert_equal('1.570796', string(atan(1.0/0.0)))
call assert_equal('-1.570796', string(atan(-1.0/0.0)))
call assert_equal("str2float('nan')", string(atan(0.0/0.0)))
endfunc
func Test_atan2()
call assert_equal(string(atan2(-1, -1)), '-2.356194')
call assert_equal(string(atan2(1, -1)), '2.356194')
call assert_equal(string(atan2(1.0, 1.0/0.0)), '0.0')
call assert_equal(string(atan2(1.0/0.0, 1.0)), '1.570796')
call assert_equal(string(atan2(0.0/0.0, 1.0)), "str2float('nan')")
call assert_equal('-2.356194', string(atan2(-1, -1)))
call assert_equal('2.356194', string(atan2(1, -1)))
call assert_equal('0.0', string(atan2(1.0, 1.0/0.0)))
call assert_equal('1.570796', string(atan2(1.0/0.0, 1.0)))
call assert_equal("str2float('nan')", string(atan2(0.0/0.0, 1.0)))
endfunc
func Test_tanh()
call assert_equal(string(tanh(0.0)), '0.0')
call assert_equal(string(tanh(0.5)), '0.462117')
call assert_equal(string(tanh(-1.0)), '-0.761594')
call assert_equal(string(tanh(1.0/0.0)), '1.0')
call assert_equal(string(tanh(-1.0/0.0)), '-1.0')
call assert_equal(string(tanh(0.0/0.0)), "str2float('nan')")
call assert_equal('0.0', string(tanh(0.0)))
call assert_equal('0.462117', string(tanh(0.5)))
call assert_equal('-0.761594', string(tanh(-1.0)))
call assert_equal('1.0', string(tanh(1.0/0.0)))
call assert_equal('-1.0', string(tanh(-1.0/0.0)))
call assert_equal("str2float('nan')", string(tanh(0.0/0.0)))
endfunc
func Test_fmod()
call assert_equal(string(fmod(12.33, 1.22)), '0.13')
call assert_equal(string(fmod(-12.33, 1.22)), '-0.13')
call assert_equal(string(fmod(1.0/0.0, 1.0)), "str2float('nan')")
call assert_equal(string(fmod(1.0, 1.0/0.0)), '1.0')
call assert_equal(string(fmod(1.0, 0.0)), "str2float('nan')")
call assert_equal('0.13', string(fmod(12.33, 1.22)))
call assert_equal('-0.13', string(fmod(-12.33, 1.22)))
call assert_equal("str2float('nan')", string(fmod(1.0/0.0, 1.0)))
" On Windows we get "nan" instead of 1.0, accept both.
let res = string(fmod(1.0, 1.0/0.0))
if res != "str2float('nan')"
call assert_equal('1.0', res)
endif
call assert_equal("str2float('nan')", string(fmod(1.0, 0.0)))
endfunc
func Test_pow()
call assert_equal(string(pow(0.0, 0.0)), '1.0')
call assert_equal(string(pow(2.0, 3.0)), '8.0')
call assert_equal(string(pow(2.0, 0.0/0.0)), "str2float('nan')")
call assert_equal(string(pow(0.0/0.0, 3.0)), "str2float('nan')")
call assert_equal(string(pow(0.0/0.0, 3.0)), "str2float('nan')")
call assert_equal(string(pow(2.0, 1.0/0.0)), "str2float('inf')")
call assert_equal(string(pow(1.0/0.0, 3.0)), "str2float('inf')")
call assert_equal('1.0', string(pow(0.0, 0.0)))
call assert_equal('8.0', string(pow(2.0, 3.0)))
call assert_equal("str2float('nan')", string(pow(2.0, 0.0/0.0)))
call assert_equal("str2float('nan')", string(pow(0.0/0.0, 3.0)))
call assert_equal("str2float('nan')", string(pow(0.0/0.0, 3.0)))
call assert_equal("str2float('inf')", string(pow(2.0, 1.0/0.0)))
call assert_equal("str2float('inf')", string(pow(1.0/0.0, 3.0)))
endfunc
func Test_str2float()
call assert_equal(string(str2float('1')), '1.0')
call assert_equal(string(str2float('1.23')), '1.23')
call assert_equal(string(str2float('1.23abc')), '1.23')
call assert_equal(string(str2float('1e40')), '1.0e40')
call assert_equal(string(str2float('1e1000')), "str2float('inf')")
call assert_equal(string(str2float('inf')), "str2float('inf')")
call assert_equal(string(str2float('-inf')), "-str2float('inf')")
call assert_equal(string(str2float('Inf')), "str2float('inf')")
call assert_equal(string(str2float('nan')), "str2float('nan')")
call assert_equal(string(str2float('NaN')), "str2float('nan')")
call assert_equal('1.0', string(str2float('1')))
call assert_equal('1.23', string(str2float('1.23')))
call assert_equal('1.23', string(str2float('1.23abc')))
call assert_equal('1.0e40', string(str2float('1e40')))
call assert_equal("str2float('inf')", string(str2float('1e1000')))
call assert_equal("str2float('inf')", string(str2float('inf')))
call assert_equal("-str2float('inf')", string(str2float('-inf')))
call assert_equal("str2float('inf')", string(str2float('Inf')))
call assert_equal("str2float('nan')", string(str2float('nan')))
call assert_equal("str2float('nan')", string(str2float('NaN')))
endfunc
func Test_floor()
call assert_equal(string(floor(2.0)), '2.0')
call assert_equal(string(floor(2.11)), '2.0')
call assert_equal(string(floor(2.99)), '2.0')
call assert_equal(string(floor(-2.11)), '-3.0')
call assert_equal(string(floor(-2.99)), '-3.0')
call assert_equal(string(floor(0.0/0.0)), "str2float('nan')")
call assert_equal(string(floor(1.0/0.0)), "str2float('inf')")
call assert_equal(string(floor(-1.0/0.0)), "-str2float('inf')")
call assert_equal('2.0', string(floor(2.0)))
call assert_equal('2.0', string(floor(2.11)))
call assert_equal('2.0', string(floor(2.99)))
call assert_equal('-3.0', string(floor(-2.11)))
call assert_equal('-3.0', string(floor(-2.99)))
call assert_equal("str2float('nan')", string(floor(0.0/0.0)))
call assert_equal("str2float('inf')", string(floor(1.0/0.0)))
call assert_equal("-str2float('inf')", string(floor(-1.0/0.0)))
endfunc
func Test_ceil()
call assert_equal(string(ceil(2.0)), '2.0')
call assert_equal(string(ceil(2.11)), '3.0')
call assert_equal(string(ceil(2.99)), '3.0')
call assert_equal(string(ceil(-2.11)), '-2.0')
call assert_equal(string(ceil(-2.99)), '-2.0')
call assert_equal(string(ceil(0.0/0.0)), "str2float('nan')")
call assert_equal(string(ceil(1.0/0.0)), "str2float('inf')")
call assert_equal(string(ceil(-1.0/0.0)), "-str2float('inf')")
call assert_equal('2.0', string(ceil(2.0)))
call assert_equal('3.0', string(ceil(2.11)))
call assert_equal('3.0', string(ceil(2.99)))
call assert_equal('-2.0', string(ceil(-2.11)))
call assert_equal('-2.0', string(ceil(-2.99)))
call assert_equal("str2float('nan')", string(ceil(0.0/0.0)))
call assert_equal("str2float('inf')", string(ceil(1.0/0.0)))
call assert_equal("-str2float('inf')", string(ceil(-1.0/0.0)))
endfunc
func Test_round()
call assert_equal(string(round(2.1)), '2.0')
call assert_equal(string(round(2.5)), '3.0')
call assert_equal(string(round(2.9)), '3.0')
call assert_equal(string(round(-2.1)), '-2.0')
call assert_equal(string(round(-2.5)), '-3.0')
call assert_equal(string(round(-2.9)), '-3.0')
call assert_equal(string(round(0.0/0.0)), "str2float('nan')")
call assert_equal(string(round(1.0/0.0)), "str2float('inf')")
call assert_equal(string(round(-1.0/0.0)), "-str2float('inf')")
call assert_equal('2.0', string(round(2.1)))
call assert_equal('3.0', string(round(2.5)))
call assert_equal('3.0', string(round(2.9)))
call assert_equal('-2.0', string(round(-2.1)))
call assert_equal('-3.0', string(round(-2.5)))
call assert_equal('-3.0', string(round(-2.9)))
call assert_equal("str2float('nan')", string(round(0.0/0.0)))
call assert_equal("str2float('inf')", string(round(1.0/0.0)))
call assert_equal("-str2float('inf')", string(round(-1.0/0.0)))
endfunc
func Test_trunc()
call assert_equal(string(trunc(2.1)), '2.0')
call assert_equal(string(trunc(2.5)), '2.0')
call assert_equal(string(trunc(2.9)), '2.0')
call assert_equal(string(trunc(-2.1)), '-2.0')
call assert_equal(string(trunc(-2.5)), '-2.0')
call assert_equal(string(trunc(-2.9)), '-2.0')
call assert_equal(string(trunc(0.0/0.0)), "str2float('nan')")
call assert_equal(string(trunc(1.0/0.0)), "str2float('inf')")
call assert_equal(string(trunc(-1.0/0.0)), "-str2float('inf')")
call assert_equal('2.0', string(trunc(2.1)))
call assert_equal('2.0', string(trunc(2.5)))
call assert_equal('2.0', string(trunc(2.9)))
call assert_equal('-2.0', string(trunc(-2.1)))
call assert_equal('-2.0', string(trunc(-2.5)))
call assert_equal('-2.0', string(trunc(-2.9)))
call assert_equal("str2float('nan')", string(trunc(0.0/0.0)))
call assert_equal("str2float('inf')", string(trunc(1.0/0.0)))
call assert_equal("-str2float('inf')", string(trunc(-1.0/0.0)))
endfunc
func Test_isnan()
throw 'skipped: Nvim does not support isnan()'
call assert_equal(isnan(1.0), 0)
call assert_equal(isnan(0.0/0.0), 1)
call assert_equal(isnan(1.0/0.0), 0)
call assert_equal(isnan('a'), 0)
call assert_equal(isnan([]), 0)
call assert_equal(0, isnan(1.0))
call assert_equal(1, isnan(0.0/0.0))
call assert_equal(0, isnan(1.0/0.0))
call assert_equal(0, isnan('a'))
call assert_equal(0, isnan([]))
endfunc