1 /*
2  * Copyright (C) 2024 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 use std::io::Read;
18 use std::path::{Path, PathBuf};
19 use tempfile::{tempdir, TempDir};
20 
21 /// Container mockup
22 pub(crate) struct ContainerMock {
23     pub tmp_dir: TempDir,
24     pub name: String,
25     pub package_map: PathBuf,
26     pub flag_map: PathBuf,
27     pub flag_val: PathBuf,
28     pub flag_info: PathBuf,
29 }
30 
31 /// Implementation for container mockup
32 impl ContainerMock {
new() -> Self33     pub(crate) fn new() -> Self {
34         let tmp_dir = tempdir().unwrap();
35         let package_map = tmp_dir.path().join("package.map");
36         let flag_map = tmp_dir.path().join("flag.map");
37         let flag_val = tmp_dir.path().join("flag.val");
38         let flag_info = tmp_dir.path().join("flag.info");
39         std::fs::copy("./tests/data/package.map", &package_map).unwrap();
40         std::fs::copy("./tests/data/flag.map", &flag_map).unwrap();
41         std::fs::copy("./tests/data/flag.val", &flag_val).unwrap();
42         std::fs::copy("./tests/data/flag.info", &flag_info).unwrap();
43         Self { tmp_dir, name: String::from("mockup"), package_map, flag_map, flag_val, flag_info }
44     }
45 }
46 
47 /// Implement drop trait for ContainerMock
48 impl Drop for ContainerMock {
drop(&mut self)49     fn drop(&mut self) {
50         std::fs::remove_dir_all(&self.tmp_dir).unwrap();
51     }
52 }
53 
54 /// Storage root dir mockup
55 pub(crate) struct StorageRootDirMock {
56     pub tmp_dir: TempDir,
57     pub flags_dir: PathBuf,
58     pub maps_dir: PathBuf,
59     pub boot_dir: PathBuf,
60 }
61 
62 /// Implementation for storage root dir mockup
63 impl StorageRootDirMock {
new() -> Self64     pub(crate) fn new() -> Self {
65         let tmp_dir = tempdir().unwrap();
66         let flags_dir = tmp_dir.path().join("flags");
67         let maps_dir = tmp_dir.path().join("maps");
68         let boot_dir = tmp_dir.path().join("boot");
69         std::fs::create_dir(&flags_dir).unwrap();
70         std::fs::create_dir(&maps_dir).unwrap();
71         std::fs::create_dir(&boot_dir).unwrap();
72         Self { tmp_dir, flags_dir, maps_dir, boot_dir }
73     }
74 }
75 
76 /// Implement drop trait for StorageRootDirMock
77 impl Drop for StorageRootDirMock {
drop(&mut self)78     fn drop(&mut self) {
79         std::fs::remove_dir_all(&self.tmp_dir).unwrap();
80     }
81 }
82 
83 /// Check if has the same content
has_same_content(file_one: &Path, file_two: &Path) -> bool84 pub(crate) fn has_same_content(file_one: &Path, file_two: &Path) -> bool {
85     assert!(file_one.exists());
86     assert!(file_two.exists());
87 
88     let mut f1 = std::fs::File::open(file_one).unwrap();
89     let mut b1 = Vec::new();
90     f1.read_to_end(&mut b1).unwrap();
91 
92     let mut f2 = std::fs::File::open(file_two).unwrap();
93     let mut b2 = Vec::new();
94     f2.read_to_end(&mut b2).unwrap();
95 
96     b1 == b2
97 }
98