A library for writing host-specific, single-binary configuration management and deployment tools
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extern crate regex;
extern crate schematics;
extern crate tempdir;
use regex::Regex;
use std::fs::{create_dir, File};
use std::path::Path;
use tempdir::TempDir;
use schematics::storage::{SimpleStorage, Storage};
fn get_dir<'a, I: IntoIterator<Item=&'a &'a str>>(content: I) -> TempDir {
let tmp_dir = TempDir::new("unittest").expect("create temp dir");
let storage_path = tmp_dir.path().join("_filename");
create_dir(storage_path.clone()).unwrap();
for path in content {
let file_path = storage_path.join(path);
File::create(file_path).expect("create temp file");
}
tmp_dir
}
fn get_storage(path: &Path) -> SimpleStorage {
SimpleStorage::new(path.to_str().unwrap().into(), "filename".into())
}
// Normal cases
#[test]
fn single_file() {
let dir = get_dir(&["12345"]);
let storage = get_storage(dir.path());
assert!(Regex::new(&format!("^{}/_filename/\\d+$", dir.path().display())).unwrap().is_match(&storage.write_filename()));
assert_eq!(dir.path().join("_filename").join("12345"), Path::new(&storage.read_filename().unwrap()));
assert_eq!(storage.recent_date().unwrap(), 12345);
}
#[test]
fn two_files() {
let dir = get_dir(&["12345", "23456"]);
let storage = get_storage(dir.path());
assert!(Regex::new(&format!("^{}/_filename/\\d+$", dir.path().display())).unwrap().is_match(&storage.write_filename()));
assert_eq!(dir.path().join("_filename").join("23456"), Path::new(&storage.read_filename().unwrap()));
assert_eq!(storage.recent_date().unwrap(), 23456);
}
#[test]
fn another_two_files() {
let dir = get_dir(&["23456", "12345"]);
let storage = get_storage(dir.path());
assert!(Regex::new(&format!("^{}/_filename/\\d+$", dir.path().display())).unwrap().is_match(&storage.write_filename()));
assert_eq!(dir.path().join("_filename").join("23456"), Path::new(&storage.read_filename().unwrap()));
assert_eq!(storage.recent_date().unwrap(), 23456);
}
#[test]
fn three_files() {
let dir = get_dir(&["23456", "9", "12345"]);
let storage = get_storage(dir.path());
assert!(Regex::new(&format!("^{}/_filename/\\d+$", dir.path().display())).unwrap().is_match(&storage.write_filename()));
assert_eq!(dir.path().join("_filename").join("23456"), Path::new(&storage.read_filename().unwrap()));
assert_eq!(storage.recent_date().unwrap(), 23456);
}
// Bad cases
#[test]
fn empty_storage() {
let dir = TempDir::new("unittest").expect("create temp dir");
let storage = get_storage(dir.path());
assert!(Regex::new(&format!("^{}/_filename/\\d+$", dir.path().display())).unwrap().is_match(&storage.write_filename()));
assert!(storage.read_filename().is_err());
assert_eq!(storage.read_filename().unwrap_err().description(), "entity not found");
assert!(storage.recent_date().is_err());
assert_eq!(storage.recent_date().unwrap_err().description(), "entity not found");
}
#[test]
fn empty_storage_for_filename() {
let dir = get_dir(&[]);
let storage = get_storage(dir.path());
assert!(Regex::new(&format!("^{}/_filename/\\d+$", dir.path().display())).unwrap().is_match(&storage.write_filename()));
assert!(storage.read_filename().is_err());
assert_eq!(storage.read_filename().unwrap_err().description(), "Not found");
assert!(storage.recent_date().is_err());
assert_eq!(storage.recent_date().unwrap_err().description(), "Not found");
}
#[test]
fn bad_file() {
let dir = get_dir(&["abba"]);
let storage = get_storage(dir.path());
assert!(Regex::new(&format!("^{}/_filename/\\d+$", dir.path().display())).unwrap().is_match(&storage.write_filename()));
assert!(storage.read_filename().is_err());
assert_eq!(storage.read_filename().unwrap_err().description(), "Not found");
assert!(storage.recent_date().is_err());
assert_eq!(storage.recent_date().unwrap_err().description(), "Not found");
}