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54 lines
978 B
Rust
54 lines
978 B
Rust
use std::usize;
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use std::io::{Cursor};
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#[test]
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pub fn test_fresh_cursor_vec() {
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use bytes::Buf;
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let mut buf = Cursor::new(b"hello".to_vec());
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assert_eq!(buf.remaining(), 5);
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assert_eq!(buf.bytes(), b"hello");
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buf.advance(2);
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assert_eq!(buf.remaining(), 3);
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assert_eq!(buf.bytes(), b"llo");
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buf.advance(3);
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assert_eq!(buf.remaining(), 0);
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assert_eq!(buf.bytes(), b"");
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buf.advance(1);
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assert_eq!(buf.remaining(), 0);
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assert_eq!(buf.bytes(), b"");
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}
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#[test]
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pub fn test_vec_as_mut_buf() {
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use bytes::MutBuf;
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let mut buf = Vec::with_capacity(64);
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assert_eq!(buf.remaining(), usize::MAX);
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unsafe {
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assert!(buf.mut_bytes().len() >= 64);
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}
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buf.copy_from(&b"zomg"[..]);
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assert_eq!(&buf, b"zomg");
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assert_eq!(buf.remaining(), usize::MAX - 4);
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assert_eq!(buf.capacity(), 64);
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for _ in 0..16 {
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buf.copy_from(&b"zomg"[..]);
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}
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assert_eq!(buf.len(), 68);
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}
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