mirror of
https://github.com/vlang/v.git
synced 2023-08-10 21:13:21 +03:00
122 lines
3.5 KiB
V
122 lines
3.5 KiB
V
import strconv
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fn test_format() {
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mut temp_s := ''
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mut tmp_str := ''
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a0 := u32(10)
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b0 := 200
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c0 := u8(12)
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s0 := 'ciAo'
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ch0 := `B`
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f0 := 0.312345
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f1 := 200000.0
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f2 := -1234.300e6
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f3 := 1234.300e-6
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sc0 := 'ciao: [%-08u] %d %hhd [%8s] [%08X] [%-20.4f] [%-20.4f] [%c]'
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temp_s = strconv.v_sprintf(sc0, a0, b0, c0, s0, b0, f0, f1, ch0)
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tmp_str = 'ciao: [10 ] 200 12 [ ciAo] [000000C8] [0.3123 ] [200000.0000 ] [B]'
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// C.printf(sc0.str,a0 ,b0 ,c0 ,s0.str ,b0 ,f0, f1, ch0)
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// println("\n$temp_s")
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assert tmp_str == temp_s
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a := u8(12)
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b := i16(13)
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c := 14
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d := i64(15)
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sc1 := '==>%hhd %hd %d %ld'
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temp_s = strconv.v_sprintf(sc1, a, b, c, d)
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tmp_str = '==>12 13 14 15'
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// C.printf(sc1.str, a ,b ,c, d)
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// println("\n$temp_s")
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assert tmp_str == temp_s
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a1 := u8(0xff)
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b1 := i16(0xffff)
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c1 := u32(0xffff_ffff)
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d1 := u64(-1)
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sc2 := '%hhu %hu %u %lu'
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temp_s = strconv.v_sprintf(sc2, a1, b1, c1, d1)
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tmp_str = '255 65535 4294967295 18446744073709551615'
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// C.printf(sc2.str, a1 ,b1 ,c1, d1)
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// println("\n$temp_s")
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assert tmp_str == temp_s
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sc3 := '%hhx %hx %x %lx'
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temp_s = strconv.v_sprintf(sc3, a1, b1, c1, d1)
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tmp_str = 'ff ffff ffffffff ffffffffffffffff'
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// C.printf(sc3.str, a1 ,b1 ,c1, d1)
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// println("\n$temp_s")
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assert tmp_str == temp_s
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sc4 := '[%-20.3e] [%20.3e] [%-020.3e] [%-020.3E] [%-020.3e] [%-020.3e]'
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temp_s = strconv.v_sprintf(sc4, f0, f1, f1, f1, f2, f3)
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tmp_str = '[3.123e-01 ] [ 2.000e+05] [2.000e+05 ] [2.000E+05 ] [-1.234e+09 ] [1.234e-03 ]'
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// C.printf(sc4.str, f0, f1, f1, f1, f2, f3)
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// println("\n$temp_s")
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assert tmp_str == temp_s
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sc5 := '[%.3f] [%0.3f] [%0.3F] [%0.3f] [%0.3F]'
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temp_s = strconv.v_sprintf(sc5, f0, f1, f1, f2, f3)
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tmp_str = '[0.312] [200000.000] [200000.000] [-1234300000.000] [0.001]'
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// C.printf(sc5.str, f0, f1, f1, f2, f3, f3)
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// println("\n$temp_s")
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assert tmp_str == temp_s
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ml := 3
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sc6 := '%.*s [%05hhX]'
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temp_s = strconv.v_sprintf(sc6, ml, s0, a)
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tmp_str = 'ciA [0000C]'
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// C.printf(sc6.str, ml, s0.str, a)
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// println("\n$temp_s")
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assert tmp_str == temp_s
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a2 := 125
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sc7 := '[%9x] [%9X] [%-9x] [%-9X] [%09x] [%09X]'
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temp_s = strconv.v_sprintf(sc7, a2, a2, a2, a2, a2, a2)
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tmp_str = '[ 7d] [ 7D] [7d ] [7D ] [00000007d] [00000007D]'
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// C.printf(sc7.str, a2, a2, a2, a2, a2, a2)
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// println("\n$temp_s")
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assert tmp_str == temp_s
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g_test := [
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'[ -1e-07][ -1E-07]|',
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'[ -1e-06][ -1E-06]|',
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'[ -1e-05][ -1E-05]|',
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'[ -0.0001][ -0.0001]|',
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'[ -0.001][ -0.001]|',
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'[ -0.01][ -0.01]|',
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'[ -0.1][ -0.1]|',
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'[ -1][ -1]|',
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'[ -10][ -10]|',
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'[ -100][ -100]|',
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'[ -1000][ -1000]|',
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'[ -10000][ -10000]|',
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]
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mut ft := -1e-7
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mut x := 0
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mut cnt := 0
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sc8 := '[%20g][%20G]|'
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for x < 12 {
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temp_s = strconv.v_sprintf(sc8, ft, ft)
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// C.printf(sc8.str, ft, ft)
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// println("\n$temp_s")
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assert temp_s == g_test[cnt]
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ft = ft * 10.0
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x++
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cnt++
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}
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}
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fn test_sprintf_does_not_double_free_on_g() {
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x := 3.141516
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assert strconv.v_sprintf('aaa %G', x) == 'aaa 3.141516'
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}
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fn test_sprintf_with_escape() {
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n := 69
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s := strconv.v_sprintf('%d is 100%% awesome', n)
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assert s == '69 is 100% awesome'
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}
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