mirror of
https://github.com/vlang/v.git
synced 2025-08-03 09:47:15 -04:00
85 lines
2.3 KiB
V
85 lines
2.3 KiB
V
fn test_repeat() {
|
|
r1 := `V`
|
|
r2 := `👋`
|
|
|
|
assert r1.repeat(5) == 'VVVVV'
|
|
assert r2.repeat(5) == '👋👋👋👋👋'
|
|
|
|
assert r1.repeat(1) == r1.str()
|
|
assert r2.repeat(1) == r2.str()
|
|
|
|
assert r1.repeat(0) == ''
|
|
assert r2.repeat(0) == ''
|
|
}
|
|
|
|
fn test_length_in_bytes() {
|
|
assert rune(0x0).length_in_bytes() == 1
|
|
assert `A`.length_in_bytes() == 1 // latin letter
|
|
assert rune(0x7F).length_in_bytes() == 1
|
|
|
|
assert rune(0x80).length_in_bytes() == 2
|
|
assert `Д`.length_in_bytes() == 2 // cyrillic letter
|
|
assert rune(0x7FF).length_in_bytes() == 2
|
|
|
|
assert rune(0x800).length_in_bytes() == 3
|
|
assert `喂`.length_in_bytes() == 3 // hey
|
|
assert rune(0xFFFF).length_in_bytes() == 3
|
|
|
|
assert rune(0xD800).length_in_bytes() == -1 // min for surrogates
|
|
assert rune(0xD866).length_in_bytes() == -1 // invalid
|
|
assert rune(0xDFFF).length_in_bytes() == -1 // max for surrogates
|
|
|
|
assert rune(0x100000).length_in_bytes() == 4
|
|
assert rune(0x10FFD7).length_in_bytes() == 4 // "Supplementary Private Use Area-B" ¯\_(ツ)_/¯
|
|
assert rune(0x10FFFF).length_in_bytes() == 4
|
|
|
|
assert rune(0x110000).length_in_bytes() == -1
|
|
}
|
|
|
|
fn test_bytes() {
|
|
r1 := `★`
|
|
assert r1.bytes() == [u8(0xe2), 0x98, 0x85]
|
|
}
|
|
|
|
fn test_to_upper() {
|
|
assert `c`.to_upper() == `C`
|
|
assert `C`.to_upper() == `C`
|
|
assert `δ`.to_upper() == `Δ`
|
|
assert `Δ`.to_upper() == `Δ`
|
|
assert `ā`.to_upper() == `Ā`
|
|
assert `Ā`.to_upper() == `Ā`
|
|
assert `Я`.to_upper() == `Я`
|
|
assert `я`.to_upper() == `Я`
|
|
assert `Dž`.to_upper() == `DŽ`
|
|
assert `dž`.to_upper() == `DŽ`
|
|
assert `DŽ`.to_upper() == `DŽ`
|
|
}
|
|
|
|
fn test_to_lower() {
|
|
assert `C`.to_lower() == `c`
|
|
assert `c`.to_lower() == `c`
|
|
assert `Δ`.to_lower() == `δ`
|
|
assert `δ`.to_lower() == `δ`
|
|
assert `Ā`.to_lower() == `ā`
|
|
assert `ā`.to_lower() == `ā`
|
|
assert `я`.to_lower() == `я`
|
|
assert `Я`.to_lower() == `я`
|
|
assert `Dž`.to_lower() == `dž`
|
|
assert `DŽ`.to_lower() == `dž`
|
|
assert `dž`.to_lower() == `dž`
|
|
}
|
|
|
|
fn test_to_title() {
|
|
assert `c`.to_title() == `C`
|
|
assert `C`.to_title() == `C`
|
|
assert `δ`.to_title() == `Δ`
|
|
assert `Δ`.to_title() == `Δ`
|
|
assert `ā`.to_title() == `Ā`
|
|
assert `Ā`.to_title() == `Ā`
|
|
assert `я`.to_title() == `Я`
|
|
assert `Я`.to_title() == `Я`
|
|
assert `DŽ`.to_title() == `Dž`
|
|
assert `dž`.to_title() == `Dž`
|
|
assert `Dž`.to_title() == `Dž`
|
|
}
|