mirror of
https://github.com/vlang/v.git
synced 2023-08-10 21:13:21 +03:00
130 lines
2.9 KiB
V
130 lines
2.9 KiB
V
import strconv
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fn test_atoi() {
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assert strconv.atoi('16')! == 16
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assert strconv.atoi('+16')! == 16
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assert strconv.atoi('-16')! == -16
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// invalid strings
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if x := strconv.atoi('str') {
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println(x)
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assert false
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} else {
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assert true
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}
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if x := strconv.atoi('string_longer_than_10_chars') {
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println(x)
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assert false
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} else {
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assert true
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}
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if x := strconv.atoi('') {
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println(x)
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assert false
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} else {
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assert true
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}
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}
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fn test_parse_int() {
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// Different bases
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assert strconv.parse_int('16', 16, 0)! == 0x16
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assert strconv.parse_int('16', 8, 0)! == 0o16
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assert strconv.parse_int('11', 2, 0)! == 3
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// Different bit sizes
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assert strconv.parse_int('127', 10, 8)! == 127
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assert strconv.parse_int('128', 10, 8)! == 127
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assert strconv.parse_int('32767', 10, 16)! == 32767
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assert strconv.parse_int('32768', 10, 16)! == 32767
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assert strconv.parse_int('2147483647', 10, 32)! == 2147483647
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assert strconv.parse_int('2147483648', 10, 32)! == 2147483647
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assert strconv.parse_int('9223372036854775807', 10, 64)! == 9223372036854775807
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assert strconv.parse_int('9223372036854775808', 10, 64)! == 9223372036854775807
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assert strconv.parse_int('baobab', 36, 64)? == 683058467
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// Invalid bit sizes
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if x := strconv.parse_int('123', 10, -1) {
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println(x)
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assert false
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} else {
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assert true
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}
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if x := strconv.parse_int('123', 10, 65) {
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println(x)
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assert false
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} else {
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assert true
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}
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}
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fn test_common_parse_uint2() {
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mut result, mut error := strconv.common_parse_uint2('1', 10, 8)
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assert result == 1
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assert error == 0
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result, error = strconv.common_parse_uint2('123', 10, 8)
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assert result == 123
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assert error == 0
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result, error = strconv.common_parse_uint2('123', 10, 65)
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assert result == 0
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assert error == -2
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result, error = strconv.common_parse_uint2('123', 10, -1)
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assert result == 0
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assert error == -2
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result, error = strconv.common_parse_uint2('', 10, 8)
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assert result == 0
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assert error == 1
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result, error = strconv.common_parse_uint2('1a', 10, 8)
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assert result == 1
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assert error == 2
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result, error = strconv.common_parse_uint2('12a', 10, 8)
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assert result == 12
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assert error == 3
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result, error = strconv.common_parse_uint2('123a', 10, 8)
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assert result == 123
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assert error == 4
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}
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fn test_common_parse_uint2_compatibility() {
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test_list := [
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'1234,1234',
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'1_234,1234',
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'1_2_34,1234',
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'_12__34,1',
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'12__34,1',
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'_1234,1',
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'1234_,1',
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'0x1234,4660',
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'0x_1234,4660',
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'0x1_234,4660',
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'0x1_2_3_4,4660',
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'0_x1234,1',
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'0x1234_,1',
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'0o1234,668',
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'0o_1234,668',
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'0o1_234,668',
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'0o1_2_3_4,668',
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'0_o1234,1',
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'0o1234_,1',
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'0b111,7',
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'0b_111,7',
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'0b1_11,7',
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'0b1_1_1,7',
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'0_b111,1',
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'0b111_,1',
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'0xa,10',
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'0xA,10',
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'0xf,15',
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'0xf,15',
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'0_xf,1',
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'0x_0_0_f_,1',
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'0x_0_0__f,1',
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'0x_0_0_f,15',
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]
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for tst in test_list {
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query := tst.split(',')
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mut a0 := strconv.common_parse_uint(query[0], 0, 32, true, true) or { 1 }
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// println("${a0} => ${query[1]}")
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assert a0.str() == query[1]
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}
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}
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