rs_bindings_from_cc/test/void_pointers/test.rs

// Part of the Crubit project, under the Apache License v2.0 with LLVM
// Exceptions. See /LICENSE for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception

use googletest::prelude::*;

#[gtest]
fn test_invoke_memcpy() {
    use void_pointers::invoke_memcpy;

    let src = [42u8; 256];
    let mut dst = [0u8; 256];
    let result = unsafe {
        invoke_memcpy(
            dst.as_mut_ptr() as *mut core::ffi::c_void,
            src.as_ptr() as *const core::ffi::c_void,
            dst.len(),
        )
    };

    assert_eq!(result, dst.as_mut_ptr() as *mut core::ffi::c_void);
    assert_eq!(src, dst);
}