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v/vlib/strconv/format_test.v

111 lines
3.3 KiB
V

import strconv
fn test_format(){
mut temp_s := ""
mut tmp_str:= ""
a0 := u32(10)
b0 := 200
c0 := byte(12)
s0 := "ciAo"
ch0 := `B`
f0 := 0.312345
f1 := 200000.0
f2 := -1234.300e6
f3 := 1234.300e-6
sc0 := "ciao: [%-08u] %d %hhd [%8s] [%08X] [%-20.4f] [%-20.4f] [%c]"
temp_s = strconv.v_sprintf(sc0 ,a0 ,b0 ,c0 ,s0, b0 ,f0, f1, ch0)
tmp_str = "ciao: [10 ] 200 12 [ ciAo] [000000C8] [0.3123 ] [200000.0000 ] [B]"
//C.printf(sc0.str,a0 ,b0 ,c0 ,s0.str ,b0 ,f0, f1, ch0)
//println("\n$temp_s")
assert tmp_str == temp_s
a := byte(12)
b := i16(13)
c := 14
d := i64(15)
sc1 := "==>%hhd %hd %d %ld"
temp_s = strconv.v_sprintf(sc1, a ,b ,c, d)
tmp_str = "==>12 13 14 15"
//C.printf(sc1.str, a ,b ,c, d)
//println("\n$temp_s")
assert tmp_str == temp_s
a1 := byte(0xff)
b1 := i16(0xffff)
c1 := u32(0xffff_ffff)
d1 := u64(-1)
sc2 := "%hhu %hu %u %lu"
temp_s = strconv.v_sprintf(sc2, a1 ,b1 ,c1, d1)
tmp_str = "255 65535 4294967295 18446744073709551615"
//C.printf(sc2.str, a1 ,b1 ,c1, d1)
//println("\n$temp_s")
assert tmp_str == temp_s
sc3 := "%hhx %hx %x %lx"
temp_s = strconv.v_sprintf(sc3, a1 ,b1 ,c1, d1)
tmp_str = "ff ffff ffffffff ffffffffffffffff"
//C.printf(sc3.str, a1 ,b1 ,c1, d1)
//println("\n$temp_s")
assert tmp_str == temp_s
sc4 := "[%-20.3e] [%20.3e] [%-020.3e] [%-020.3E] [%-020.3e] [%-020.3e]"
temp_s = strconv.v_sprintf(sc4, f0, f1, f1, f1, f2, f3)
tmp_str = "[3.123e-01 ] [ 2.000e+05] [2.000e+05 ] [2.000E+05 ] [-1.234e+09 ] [1.234e-03 ]"
//C.printf(sc4.str, f0, f1, f1, f1, f2, f3)
//println("\n$temp_s")
assert tmp_str == temp_s
sc5 := "[%.3f] [%0.3f] [%0.3F] [%0.3f] [%0.3F]"
temp_s = strconv.v_sprintf(sc5, f0, f1, f1, f2, f3)
tmp_str = "[0.312] [200000.000] [200000.000] [-1234300000.000] [0.001]"
//C.printf(sc5.str, f0, f1, f1, f2, f3, f3)
//println("\n$temp_s")
assert tmp_str == temp_s
ml := 3
sc6 := "%.*s [%05hhX]"
temp_s = strconv.v_sprintf(sc6, ml, s0 , a)
tmp_str = "ciA [0000C]"
//C.printf(sc6.str, ml, s0.str, a)
//println("\n$temp_s")
assert tmp_str == temp_s
a2 := 125
sc7 := "[%9x] [%9X] [%-9x] [%-9X] [%09x] [%09X]"
temp_s = strconv.v_sprintf(sc7, a2, a2, a2, a2, a2, a2)
tmp_str = "[ 7d] [ 7D] [7d ] [7D ] [00000007d] [00000007D]"
//C.printf(sc7.str, a2, a2, a2, a2, a2, a2)
//println("\n$temp_s")
assert tmp_str == temp_s
g_test := [
"[ -1e-07][ -1E-07]|",
"[ -1e-06][ -1E-06]|",
"[ -1e-05][ -1E-05]|",
"[ -0.0001][ -0.0001]|",
"[ -0.001][ -0.001]|",
"[ -0.01][ -0.01]|",
"[ -0.1][ -0.1]|",
"[ -1][ -1]|",
"[ -10][ -10]|",
"[ -100][ -100]|",
"[ -1000][ -1000]|",
"[ -10000][ -10000]|"
]
mut ft := -1e-7
mut x := 0
mut cnt:= 0
sc8 := "[%20g][%20G]|"
for x < 12 {
temp_s = strconv.v_sprintf(sc8, ft, ft)
//C.printf(sc8.str, ft, ft)
//println("\n$temp_s")
assert temp_s == g_test[cnt]
ft = ft * 10.0
x++
cnt++
}
}