libs/libfdt/tests/api_test.rs

/*
 * Copyright (C) 2023 The Android Open Source Project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

//! Integration tests of the library libfdt.

use libfdt::Fdt;
use std::fs;
use std::ops::Range;

const TEST_TREE1_PATH: &str = "data/test_tree1.dtb";

#[test]
fn parse_well_formed_fdt_successfully() {
    let data = fs::read(TEST_TREE1_PATH).unwrap();
    let fdt = Fdt::from_slice(&data).unwrap();

    const EXPECTED_FIRST_MEMORY_RANGE: Range<usize> = 0..256;
    let mut memory = fdt.memory().unwrap().unwrap();
    assert_eq!(memory.next(), Some(EXPECTED_FIRST_MEMORY_RANGE));
}