45 lines
1.0 KiB
V
45 lines
1.0 KiB
V
import net.conv
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fn check<T>(f fn (a T) T, finv fn (b T) T, x T) {
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a := f(x)
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b := finv(a)
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assert b == x
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// eprintln('> x: ${x:10} | a: ${a:10} | b: ${b:10}')
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$if little_endian {
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assert a != b
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}
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$if big_endian {
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assert a == b
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}
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}
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fn test_htn64_nth64() {
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assert 0 == conv.htn64(0)
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assert 0 == conv.nth64(0)
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assert 0xFFFF_FFFF_FFFF_FFFF == conv.nth64(0xFFFF_FFFF_FFFF_FFFF)
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assert 0xFFFF_FFFF_FFFF_FFFF == conv.htn64(0xFFFF_FFFF_FFFF_FFFF)
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for x in [u64(1), 2, 128, 65536, 2147483648] {
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check(conv.htn64, conv.nth64, x)
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}
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}
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fn test_htn32_nth32() {
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assert 0 == conv.htn32(0)
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assert 0 == conv.nth32(0)
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assert 0xFFFF_FFFF == conv.nth32(0xFFFF_FFFF)
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assert 0x0101_0101 == conv.htn32(0x0101_0101)
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for x in [u32(1), 2, 128, 65536, 2147483648] {
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check(conv.htn32, conv.nth32, x)
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}
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}
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fn test_htn16_nth16() {
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assert 0 == conv.htn16(0)
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assert 0 == conv.nth16(0)
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assert 0xFFFF == conv.nth16(0xFFFF)
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assert 0x0101 == conv.htn16(0x0101)
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for x in [u16(1), 2, 128, 65534] {
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check(conv.htn16, conv.nth16, x)
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}
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}
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