mod extract;
mod file_move;
use std::fs;
use crate::Error;
pub use extract::*;
pub use file_move::*;
pub fn read_string(file: String) -> crate::Result<String> {
fs::read_to_string(file)
.map_err(|err| Error::File(format!("Read_string failed: {}", err)).into())
.map(|c| c)
}
pub fn read_binary(file: String) -> crate::Result<Vec<u8>> {
fs::read(file)
.map_err(|err| Error::File(format!("Read_binary failed: {}", err)).into())
.map(|b| b)
}
#[cfg(test)]
mod test {
use super::*;
use crate::Error;
use totems::{assert_err, assert_ok};
#[test]
fn check_read_string() {
let file = String::from("test/test.txt");
let res = read_string(file);
assert_ok!(res);
if let Ok(s) = res {
assert_eq!(s, "This is a test doc!".to_string());
}
}
#[test]
fn check_read_string_fail() {
let file = String::from("test/");
let res = read_string(file);
assert_err!(res);
if let Some(Error::File(e)) = res.unwrap_err().downcast_ref::<Error>() {
#[cfg(windows)]
assert_eq!(
*e,
"Read_string failed: Access is denied. (os error 5)".to_string()
);
#[cfg(not(windows))]
assert_eq!(
*e,
"Read_string failed: Is a directory (os error 21)".to_string()
);
}
}
#[test]
fn check_read_binary() {
let file = String::from("test/test_binary");
#[cfg(windows)]
let expected_vec = vec![
35, 33, 47, 98, 105, 110, 47, 98, 97, 115, 104, 13, 10, 13, 10, 101, 99, 104, 111, 32, 34,
72, 101, 108, 108, 111, 32, 116, 104, 101, 114, 101, 34,
];
#[cfg(not(windows))]
let expected_vec = vec![
35, 33, 47, 98, 105, 110, 47, 98, 97, 115, 104, 10, 10, 101, 99, 104, 111, 32, 34, 72, 101,
108, 108, 111, 32, 116, 104, 101, 114, 101, 34,
];
let res = read_binary(file);
assert_ok!(res);
if let Ok(vec) = res {
assert_eq!(vec, expected_vec);
}
}
#[test]
fn check_read_binary_fail() {
let file = String::from("test/");
let res = read_binary(file);
assert_err!(res);
if let Some(Error::File(e)) = res.unwrap_err().downcast_ref::<Error>() {
#[cfg(windows)]
assert_eq!(
*e,
"Read_binary failed: Access is denied. (os error 5)".to_string()
);
#[cfg(not(windows))]
assert_eq!(
*e,
"Read_binary failed: Is a directory (os error 21)".to_string()
);
}
}
}