27 lines
846 B
Rust
27 lines
846 B
Rust
#[test]
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pub fn test_distance() {
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let _ = x::dur![ 5 days 4 hours 7 minutes 2 seconds 2 minutes ];
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let a = [0u8, 2, 3];
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let p1 = &a[0];
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let p2 = &a[2];
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assert_eq!(x::distance(p1, p2), 2);
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assert_eq!(x::distance(p2, p1), 2);
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assert_eq!(x::distance(p1, p1), 0);
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let a = b"Hello World\0".as_ptr();
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assert_eq!(Some(11), x::iterate(a).position(|&a| a == 0));
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let b = b"H\0e\0l\0l\0o\0 \0W\0o\0r\0l\0d\0\0\0".as_ptr() as *const u16;
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let bytes: Vec<u16> = x::iterate(b)
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.take_while(|&&c| c != 0)
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.cloned().collect();
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assert_eq!("Hello World", String::from_utf16_lossy(bytes.as_slice()));
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let hello_world: String = char::decode_utf16(
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x::iterate(b).cloned().take_while(|&c| c != 0))
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.filter_map(|_r| _r.ok()).collect();
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assert_eq!("Hello World", hello_world);
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} |