import strconv fn test_common_atoi() { // test common cases assert '70zzz'.int() == 70 assert '2901issue'.int() == 2901 assert '234232w'.int() == 234232 assert '-9009x'.int() == -9009 assert '0y'.int() == 0 // test lead zeros assert '0000012'.int() == 12 assert '-0000012'.int() == -12 assert '0x001F'.int() == 31 assert '-0x001F'.int() == -31 assert '0x001f'.int() == 31 assert '0o00011'.int() == 9 assert '0b00001001'.int() == 9 // test underscore in string assert '-10_000'.int() == -10000 assert '-0x00_0_f_ff'.int() == -0xfff assert '10_000_000'.int() == 10000000 for n in -10000 .. 100000 { s := n.str() + 'z' assert s.int() == n } } fn test_unsigned_cast() { // tests for u16 // test common cases assert '70zzz'.u16() == 70 assert '2901issue'.u16() == 2901 assert '0y'.u16() == 0 // test lead zeros assert '0000012'.u16() == 12 assert '0x001F'.u16() == 31 assert '0x001f'.u16() == 31 assert '0o00011'.u16() == 9 assert '0b00001001'.u16() == 9 // tests for u32 // test common cases assert '70zzz'.u32() == 70 assert '2901issue'.u32() == 2901 assert '234232w'.u32() == 234232 assert '-9009x'.u32() == 0 assert '0y'.u32() == 0 // test lead zeros assert '0000012'.u32() == 12 assert '-0000012'.u32() == 0 assert '0x001F'.u32() == 31 assert '-0x001F'.u32() == 0 assert '0x001f'.u32() == 31 assert '0o00011'.u32() == 9 assert '0b00001001'.u32() == 9 // test underscore in string assert '-10_000'.u32() == 0 assert '-0x00_0_f_ff'.u32() == 0 assert '10_000_000'.u32() == 10000000 for n in 0 .. u32(100) { s := n.str() + 'z' assert s.u32() == n } // tests for u64 // test common cases assert '70zzz'.u64() == 70 assert '2901issue'.u64() == 2901 assert '234232w'.u64() == 234232 assert '-9009x'.u64() == 0 assert '0y'.u64() == 0 // test lead zeros assert '0000012'.u64() == 12 assert '-0000012'.u64() == 0 assert '0x001F'.u64() == 31 assert '-0x001F'.u64() == 0 assert '0x001f'.u64() == 31 assert '0o00011'.u64() == 9 assert '0b00001001'.u64() == 9 // test underscore in string assert '-10_000'.u64() == 0 assert '-0x00_0_f_ff'.u64() == 0 assert '10_000_000'.u64() == 10000000 for n in 0 .. u64(10000) { s := n.str() + 'z' assert s.u64() == n } } fn test_signed_cast() { // tests for i64 // test common cases assert '70zzz'.i64() == 70 assert '2901issue'.i64() == 2901 assert '234232w'.i64() == 234232 assert '-9009x'.i64() == -9009 assert '0y'.i64() == 0 // test lead zeros assert '0000012'.i64() == 12 assert '-0000012'.i64() == -12 assert '0x001F'.i64() == 31 assert '-0x001F'.i64() == -31 assert '0x001f'.i64() == 31 assert '0o00011'.i64() == 9 assert '0b00001001'.i64() == 9 // test underscore in string assert '-10_000'.i64() == -10000 assert '-0x00_0_f_ff'.i64() == -0xfff assert '10_000_000'.i64() == 10000000 for n in -10000 .. 100000 { s := n.str() + 'z' assert s.i64() == n } // tests for i8 // test common cases assert '70zzz'.i8() == 70 assert '29issue'.i8() == 29 assert '22w'.i8() == 22 assert '-90x'.i8() == -90 assert '0y'.i8() == 0 // test lead zeros assert '0000012'.i8() == 12 assert '-0000012'.i8() == -12 assert '0x001F'.i8() == 31 assert '-0x001F'.i8() == -31 assert '0x001f'.i8() == 31 assert '0o00011'.i8() == 9 assert '0b000011'.i8() == 3 // test underscore in string assert '-10_0'.i8() == -100 assert '-0x0_0_f'.i8() == -0xf assert '10_0'.i8() == 100 for n in -10 .. 100 { s := n.str() + 'z' assert s.i8() == n } // tests for i16 // test common cases assert '70zzz'.i16() == 70 assert '2901issue'.i16() == 2901 assert '2342w'.i16() == 2342 assert '-9009x'.i16() == -9009 assert '0y'.i16() == 0 // test lead zeros assert '0000012'.i16() == 12 assert '-0000012'.i16() == -12 assert '0x001F'.i16() == 31 assert '-0x001F'.i16() == -31 assert '0x001f'.i16() == 31 assert '0o00011'.i16() == 9 assert '0b00001001'.i16() == 9 // test underscore in string assert '-10_0'.i16() == -100 assert '-0x00_0_fff'.i16() == -0xfff assert '10_0'.i16() == 100 for n in -100 .. 100 { s := n.str() + 'z' assert s.i16() == n } // test g format unsafe { mut u := strconv.Float64u{ u: strconv.double_plus_zero } assert '${u.f:g}' == '0.0' assert '${u.f:G}' == '0.0' u.u = strconv.double_minus_zero assert '${u.f:g}' == '0.0' assert '${u.f:G}' == '0.0' u.u = strconv.double_plus_infinity assert '${u.f:g}' == '+inf' assert '${u.f:G}' == '+INF' u.u = strconv.double_minus_infinity assert '${u.f:g}' == '-inf' assert '${u.f:G}' == '-INF' } unsafe { mut u := strconv.Float32u{ u: strconv.single_plus_zero } assert '${u.f:g}' == '0.0' assert '${u.f:G}' == '0.0' u.u = strconv.single_minus_zero assert '${u.f:g}' == '0.0' assert '${u.f:G}' == '0.0' u.u = strconv.single_plus_infinity assert '${u.f:g}' == '+inf' assert '${u.f:G}' == '+INF' u.u = strconv.single_minus_infinity assert '${u.f:g}' == '-inf' assert '${u.f:G}' == '-INF' } } fn test_binary() { i := i8(127) u := u8(127) assert '${i:08b}' == '01111111' assert '${u:08b}' == '01111111' assert '${i16(i):08b}' == '01111111' assert '${u16(u):08b}' == '01111111' assert '${int(i):08b}' == '01111111' assert '${u32(u):08b}' == '01111111' assert '${i64(i):08b}' == '01111111' assert '${u64(u):08b}' == '01111111' n := i8(-1) assert '${u8(-1):08b}' == '11111111' assert '${u16(n):08b}' == '1111111111111111' assert '${u32(n):08b}' == '11111111111111111111111111111111' assert '${u64(n):08b}' == '1111111111111111111111111111111111111111111111111111111111111111' } fn test_binary32() { i := int(0x7fff_ffff) u := u32(0x7fff_ffff) assert '${i:032b}' == '01111111111111111111111111111111' assert '${u:032b}' == '01111111111111111111111111111111' assert '${i64(i):032b}' == '01111111111111111111111111111111' assert '${u64(u):032b}' == '01111111111111111111111111111111' } fn test_binary64() { i := i64(0x7fff_ffff_ffff_ffff) u := u64(0x7fff_ffff_ffff_ffff) assert '${i:064b}' == '0111111111111111111111111111111111111111111111111111111111111111' assert '${u:064b}' == '0111111111111111111111111111111111111111111111111111111111111111' } fn test_interpolation_of_negative_numbers_padding_and_width() { a := -77 assert ' -77' == '${a:20}' assert ' -77' == '${a:20d}' assert ' -4d' == '${a:20x}' assert ' -1001101' == '${a:20b}' assert '-0000000000000000077' == '${a:020}' assert '-0000000000000000077' == '${a:020d}' assert '-000000000000000004d' == '${a:020x}' assert '-0000000000001001101' == '${a:020b}' // assert ' -77' == '${a:8}' assert ' -77' == '${a:8d}' assert ' -4d' == '${a:8x}' assert '-1001101' == '${a:8b}' assert '-0000077' == '${a:08}' assert '-0000077' == '${a:08d}' assert '-1001101' == '${a:08b}' assert '-000004d' == '${a:08x}' // assert ' -77' == '${a:4}' assert ' -77' == '${a:4d}' assert '-1001101' == '${a:4b}' assert ' -4d' == '${a:4x}' assert '-077' == '${a:04}' assert '-077' == '${a:04d}' assert '-1001101' == '${a:04b}' assert '-04d' == '${a:04x}' // assert '-77' == '${a:2}' assert '-77' == '${a:2d}' assert '-1001101' == '${a:2b}' assert '-4d' == '${a:2x}' assert '-77' == '${a:02}' assert '-77' == '${a:02d}' assert '-1001101' == '${a:02b}' assert '-4d' == '${a:02x}' // bin0 := ~6 assert bin0 == -7 assert '-0000111' == '${bin0:08b}' // a minimum of 8 characters for the whole number, including the padding and the sign assert '-0000111' == '${~6:08b}' assert ' -111' == '${~6:8b}' // assert '-0000110' == '${-6:08b}' assert ' -110' == '${-6:8b}' } fn test_parse() { assert i64(1) == '1'.parse_int(0, 8) or { 0 } assert i64(1) == '0b01'.parse_int(0, 8) or { 0 } assert i64(1) == '01'.parse_int(0, 8) or { 0 } assert i64(1) == '0o01'.parse_int(0, 8) or { 0 } assert i64(1) == '0x01'.parse_int(0, 8) or { 0 } assert i64(1) == '1'.parse_int(2, 8) or { 0 } assert i64(1) == '1'.parse_int(8, 8) or { 0 } assert i64(1) == '1'.parse_int(10, 8) or { 0 } assert i64(1) == '1'.parse_int(16, 8) or { 0 } assert u64(1) == '1'.parse_uint(0, 8) or { 0 } assert u64(1) == '0b01'.parse_uint(0, 8) or { 0 } assert u64(1) == '01'.parse_uint(0, 8) or { 0 } assert u64(1) == '0o01'.parse_uint(0, 8) or { 0 } assert u64(1) == '0x01'.parse_uint(0, 8) or { 0 } assert u64(1) == '1'.parse_uint(2, 8) or { 0 } assert u64(1) == '1'.parse_uint(8, 8) or { 0 } assert u64(1) == '1'.parse_uint(10, 8) or { 0 } assert u64(1) == '1'.parse_uint(16, 8) or { 0 } }