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mod r#async;
mod sync;
pub use r#async::*;
pub use sync::*;
#[cfg(test)]
mod async_tests {
use tokio::io;
use super::*;
use crate::rola_test_sandbox;
#[tokio::test]
async fn copy_to_new_location() {
let sandbox = rola_test_sandbox("async_copy_to_new_location");
let src = sandbox.join("src.txt");
let dst = sandbox.join("dst.txt");
tokio::fs::write(&src, b"hello").await.unwrap();
copy_with_temp_rename_async(&src, &dst).await.unwrap();
let content = tokio::fs::read_to_string(&dst).await.unwrap();
assert_eq!(content, "hello");
}
#[tokio::test]
async fn overwrite_existing_destination() {
let sandbox = rola_test_sandbox("async_overwrite_existing_dst");
let src = sandbox.join("src.txt");
let dst = sandbox.join("dst.txt");
tokio::fs::write(&src, b"new content").await.unwrap();
tokio::fs::write(&dst, b"old content").await.unwrap();
copy_with_temp_rename_async(&src, &dst).await.unwrap();
let content = tokio::fs::read_to_string(&dst).await.unwrap();
assert_eq!(content, "new content");
}
#[tokio::test]
async fn source_not_found() {
let sandbox = rola_test_sandbox("async_source_not_found");
let src = sandbox.join("nonexistent.txt");
let dst = sandbox.join("dst.txt");
let err = copy_with_temp_rename_async(&src, &dst).await.unwrap_err();
assert_eq!(err.kind(), io::ErrorKind::NotFound);
}
#[tokio::test]
async fn copy_same_file() {
let sandbox = rola_test_sandbox("async_copy_same_file");
let file = sandbox.join("file.txt");
tokio::fs::write(&file, b"content").await.unwrap();
copy_with_temp_rename_async(&file, &file).await.unwrap();
let content = tokio::fs::read_to_string(&file).await.unwrap();
assert_eq!(content, "content");
}
#[tokio::test]
async fn source_is_directory() {
let sandbox = rola_test_sandbox("async_source_is_directory");
let src = sandbox.join("a_dir");
let dst = sandbox.join("dst.txt");
tokio::fs::create_dir(&src).await.unwrap();
let err = copy_with_temp_rename_async(&src, &dst).await.unwrap_err();
assert_eq!(err.kind(), io::ErrorKind::InvalidInput);
}
#[tokio::test]
async fn destination_is_directory() {
let sandbox = rola_test_sandbox("async_dest_is_directory");
let src = sandbox.join("src.txt");
let dst = sandbox.join("a_dir");
tokio::fs::write(&src, b"content").await.unwrap();
tokio::fs::create_dir(&dst).await.unwrap();
let err = copy_with_temp_rename_async(&src, &dst).await.unwrap_err();
assert_eq!(err.kind(), io::ErrorKind::InvalidInput);
}
#[tokio::test]
async fn create_parent_directory() {
let sandbox = rola_test_sandbox("async_create_parent_dir");
let src = sandbox.join("src.txt");
let dst = sandbox.join("sub/deep/dst.txt");
tokio::fs::write(&src, b"hello").await.unwrap();
copy_with_temp_rename_async(&src, &dst).await.unwrap();
assert!(tokio::fs::try_exists(&dst).await.unwrap());
let content = tokio::fs::read_to_string(&dst).await.unwrap();
assert_eq!(content, "hello");
}
#[tokio::test]
async fn content_is_atomic() {
let sandbox = rola_test_sandbox("async_content_is_atomic");
let src = sandbox.join("src.txt");
let dst = sandbox.join("dst.txt");
tokio::fs::write(&src, b"final content").await.unwrap();
tokio::fs::write(&dst, b"initial").await.unwrap();
copy_with_temp_rename_async(&src, &dst).await.unwrap();
let content = tokio::fs::read_to_string(&dst).await.unwrap();
assert_eq!(content, "final content");
}
}
#[cfg(test)]
mod sync_tests {
use super::*;
use crate::rola_test_sandbox;
use std::{fs, io};
#[test]
fn copy_to_new_location() {
let sandbox = rola_test_sandbox("copy_to_new_location");
let src = sandbox.join("src.txt");
let dst = sandbox.join("dst.txt");
fs::write(&src, b"hello").unwrap();
copy_with_temp_rename(&src, &dst).unwrap();
assert_eq!(fs::read_to_string(&dst).unwrap(), "hello");
}
#[test]
fn overwrite_existing_destination() {
let sandbox = rola_test_sandbox("overwrite_existing_dst");
let src = sandbox.join("src.txt");
let dst = sandbox.join("dst.txt");
fs::write(&src, b"new content").unwrap();
fs::write(&dst, b"old content").unwrap();
copy_with_temp_rename(&src, &dst).unwrap();
assert_eq!(fs::read_to_string(&dst).unwrap(), "new content");
}
#[test]
fn source_not_found() {
let sandbox = rola_test_sandbox("source_not_found");
let src = sandbox.join("nonexistent.txt");
let dst = sandbox.join("dst.txt");
let err = copy_with_temp_rename(&src, &dst).unwrap_err();
assert_eq!(err.kind(), io::ErrorKind::NotFound);
}
#[test]
fn copy_same_file() {
let sandbox = rola_test_sandbox("copy_same_file");
let file = sandbox.join("file.txt");
fs::write(&file, b"content").unwrap();
copy_with_temp_rename(&file, &file).unwrap();
assert_eq!(fs::read_to_string(&file).unwrap(), "content");
}
#[test]
fn source_is_directory() {
let sandbox = rola_test_sandbox("source_is_directory");
let src = sandbox.join("a_dir");
let dst = sandbox.join("dst.txt");
fs::create_dir(&src).unwrap();
let err = copy_with_temp_rename(&src, &dst).unwrap_err();
assert_eq!(err.kind(), io::ErrorKind::InvalidInput);
}
#[test]
fn destination_is_directory() {
let sandbox = rola_test_sandbox("dest_is_directory");
let src = sandbox.join("src.txt");
let dst = sandbox.join("a_dir");
fs::write(&src, b"content").unwrap();
fs::create_dir(&dst).unwrap();
let err = copy_with_temp_rename(&src, &dst).unwrap_err();
assert_eq!(err.kind(), io::ErrorKind::InvalidInput);
}
#[test]
fn create_parent_directory() {
let sandbox = rola_test_sandbox("create_parent_dir");
let src = sandbox.join("src.txt");
let dst = sandbox.join("sub/deep/dst.txt");
fs::write(&src, b"hello").unwrap();
copy_with_temp_rename(&src, &dst).unwrap();
assert!(dst.exists());
assert_eq!(fs::read_to_string(&dst).unwrap(), "hello");
}
#[test]
fn content_is_atomic() {
let sandbox = rola_test_sandbox("content_is_atomic");
let src = sandbox.join("src.txt");
let dst = sandbox.join("dst.txt");
fs::write(&src, b"final content").unwrap();
fs::write(&dst, b"initial").unwrap();
copy_with_temp_rename(&src, &dst).unwrap();
// After the operation, dst must contain exactly the source content
// (never partial/empty, thanks to temp+rename)
assert_eq!(fs::read_to_string(&dst).unwrap(), "final content");
}
}
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