From 698f8c2f01ea549d77d7dc3338a12e04c11057b9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:02:58 +0200
Subject: Adding upstream version 1.64.0+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 vendor/bytes/tests/test_chain.rs | 134 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 134 insertions(+)
 create mode 100644 vendor/bytes/tests/test_chain.rs

(limited to 'vendor/bytes/tests/test_chain.rs')

diff --git a/vendor/bytes/tests/test_chain.rs b/vendor/bytes/tests/test_chain.rs
new file mode 100644
index 000000000..500ccd4a8
--- /dev/null
+++ b/vendor/bytes/tests/test_chain.rs
@@ -0,0 +1,134 @@
+#![warn(rust_2018_idioms)]
+
+use bytes::{Buf, BufMut, Bytes};
+#[cfg(feature = "std")]
+use std::io::IoSlice;
+
+#[test]
+fn collect_two_bufs() {
+    let a = Bytes::from(&b"hello"[..]);
+    let b = Bytes::from(&b"world"[..]);
+
+    let res = a.chain(b).copy_to_bytes(10);
+    assert_eq!(res, &b"helloworld"[..]);
+}
+
+#[test]
+fn writing_chained() {
+    let mut a = [0u8; 64];
+    let mut b = [0u8; 64];
+
+    {
+        let mut buf = (&mut a[..]).chain_mut(&mut b[..]);
+
+        for i in 0u8..128 {
+            buf.put_u8(i);
+        }
+    }
+
+    for i in 0..64 {
+        let expect = i as u8;
+        assert_eq!(expect, a[i]);
+        assert_eq!(expect + 64, b[i]);
+    }
+}
+
+#[test]
+fn iterating_two_bufs() {
+    let a = Bytes::from(&b"hello"[..]);
+    let b = Bytes::from(&b"world"[..]);
+
+    let res: Vec<u8> = a.chain(b).into_iter().collect();
+    assert_eq!(res, &b"helloworld"[..]);
+}
+
+#[cfg(feature = "std")]
+#[test]
+fn vectored_read() {
+    let a = Bytes::from(&b"hello"[..]);
+    let b = Bytes::from(&b"world"[..]);
+
+    let mut buf = a.chain(b);
+
+    {
+        let b1: &[u8] = &mut [];
+        let b2: &[u8] = &mut [];
+        let b3: &[u8] = &mut [];
+        let b4: &[u8] = &mut [];
+        let mut iovecs = [
+            IoSlice::new(b1),
+            IoSlice::new(b2),
+            IoSlice::new(b3),
+            IoSlice::new(b4),
+        ];
+
+        assert_eq!(2, buf.chunks_vectored(&mut iovecs));
+        assert_eq!(iovecs[0][..], b"hello"[..]);
+        assert_eq!(iovecs[1][..], b"world"[..]);
+        assert_eq!(iovecs[2][..], b""[..]);
+        assert_eq!(iovecs[3][..], b""[..]);
+    }
+
+    buf.advance(2);
+
+    {
+        let b1: &[u8] = &mut [];
+        let b2: &[u8] = &mut [];
+        let b3: &[u8] = &mut [];
+        let b4: &[u8] = &mut [];
+        let mut iovecs = [
+            IoSlice::new(b1),
+            IoSlice::new(b2),
+            IoSlice::new(b3),
+            IoSlice::new(b4),
+        ];
+
+        assert_eq!(2, buf.chunks_vectored(&mut iovecs));
+        assert_eq!(iovecs[0][..], b"llo"[..]);
+        assert_eq!(iovecs[1][..], b"world"[..]);
+        assert_eq!(iovecs[2][..], b""[..]);
+        assert_eq!(iovecs[3][..], b""[..]);
+    }
+
+    buf.advance(3);
+
+    {
+        let b1: &[u8] = &mut [];
+        let b2: &[u8] = &mut [];
+        let b3: &[u8] = &mut [];
+        let b4: &[u8] = &mut [];
+        let mut iovecs = [
+            IoSlice::new(b1),
+            IoSlice::new(b2),
+            IoSlice::new(b3),
+            IoSlice::new(b4),
+        ];
+
+        assert_eq!(1, buf.chunks_vectored(&mut iovecs));
+        assert_eq!(iovecs[0][..], b"world"[..]);
+        assert_eq!(iovecs[1][..], b""[..]);
+        assert_eq!(iovecs[2][..], b""[..]);
+        assert_eq!(iovecs[3][..], b""[..]);
+    }
+
+    buf.advance(3);
+
+    {
+        let b1: &[u8] = &mut [];
+        let b2: &[u8] = &mut [];
+        let b3: &[u8] = &mut [];
+        let b4: &[u8] = &mut [];
+        let mut iovecs = [
+            IoSlice::new(b1),
+            IoSlice::new(b2),
+            IoSlice::new(b3),
+            IoSlice::new(b4),
+        ];
+
+        assert_eq!(1, buf.chunks_vectored(&mut iovecs));
+        assert_eq!(iovecs[0][..], b"ld"[..]);
+        assert_eq!(iovecs[1][..], b""[..]);
+        assert_eq!(iovecs[2][..], b""[..]);
+        assert_eq!(iovecs[3][..], b""[..]);
+    }
+}
-- 
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