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use binaryninja::binary_view::{BinaryReader, BinaryViewBase};
use binaryninja::headless::Session;
use std::io::{Read, Seek, SeekFrom};
use std::path::PathBuf;
#[test]
fn test_binary_reader_seek() {
let _session = Session::new().expect("Failed to initialize session");
let out_dir = env!("OUT_DIR").parse::<PathBuf>().unwrap();
let view = binaryninja::load(out_dir.join("atox.obj")).expect("Failed to create view");
let mut reader = BinaryReader::new(&view);
let end_offset = view.len();
// Test seeking to a specific position
reader
.seek(SeekFrom::Start(0))
.expect("Failed to seek to start");
assert_eq!(reader.offset(), 0, "Reader failed to seek to the start");
reader
.seek(SeekFrom::End(0))
.expect("Failed to seek to end");
assert_eq!(
reader.offset(),
end_offset,
"Reader failed to seek to the end"
);
// Test relative seeking
reader
.seek(SeekFrom::Start(10))
.expect("Failed to seek to position 10");
assert_eq!(reader.offset(), 10, "Reader failed to seek to position 10");
reader
.seek(SeekFrom::Current(-5))
.expect("Failed to perform relative seek");
assert_eq!(
reader.offset(),
5,
"Reader failed to perform relative seek correctly"
);
}
#[test]
fn test_binary_reader_read() {
let _session = Session::new().expect("Failed to initialize session");
let out_dir = env!("OUT_DIR").parse::<PathBuf>().unwrap();
let view = binaryninja::load(out_dir.join("atox.obj")).expect("Failed to create view");
let mut reader = BinaryReader::new(&view);
// We want to do seeks with the image base.
reader.set_virtual_base(view.original_image_base());
reader
.seek(SeekFrom::Start(0))
.expect("Failed to seek to start");
let mut buffer = [0u8; 4];
reader
.read_exact(&mut buffer)
.expect("Failed to read 4 bytes");
assert_eq!(
buffer.len(),
4,
"Failed to read the correct number of bytes"
);
// Validate the buffer.
assert_eq!(
&buffer,
&[0x4c, 0x01, 0x87, 0x00],
"Buffer content does not match the expected bytes"
);
// Test attempting to read beyond the end of the file.
reader
.seek(SeekFrom::End(0))
.expect("Failed to seek to end");
let mut eof_buffer = [0u8; 1];
let result = reader.read(&mut eof_buffer);
assert!(
result.is_err(),
"Expected an error when reading past EOF, got success instead"
);
}
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