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102 lines
2.4 KiB
102 lines
2.4 KiB
use schematics::symbols::file::File as FileSymbol;
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use schematics::symbols::Symbol;
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use std::fs::File;
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use std::io::Write;
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use std::path::{Path, PathBuf};
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use tempdir::TempDir;
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fn get_dir(content: Option<&str>) -> TempDir {
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let tmp_dir = TempDir::new("unittest").expect("create temp dir");
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if content.is_none() {
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return tmp_dir;
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}
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let file_path = tmp_dir.path().join("filename");
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let mut tmp_file = File::create(file_path).expect("create temp file");
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tmp_file
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.write_all(content.unwrap().as_bytes())
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.expect("write temp file");
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tmp_dir
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}
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fn get_symbol(path: &Path) -> FileSymbol<PathBuf, &str> {
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FileSymbol::new(path.join("filename"), "target content")
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}
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// Normal cases
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// Good
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#[test]
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fn already_reached() {
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let dir = get_dir(Some("target content"));
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let symbol = get_symbol(dir.path());
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assert_eq!(symbol.target_reached().unwrap(), true);
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}
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// Bad
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#[test]
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fn wrong_prefix() {
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let dir = get_dir(Some("not target content"));
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let symbol = get_symbol(dir.path());
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assert_eq!(symbol.target_reached().unwrap(), false);
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symbol.execute().unwrap();
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assert_eq!(symbol.target_reached().unwrap(), true);
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}
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#[test]
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fn wrong_postfix() {
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let dir = get_dir(Some("target content not"));
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let symbol = get_symbol(dir.path());
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assert_eq!(symbol.target_reached().unwrap(), false);
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symbol.execute().unwrap();
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assert_eq!(symbol.target_reached().unwrap(), true);
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}
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#[test]
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fn empty_file() {
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let dir = get_dir(Some(""));
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let symbol = get_symbol(dir.path());
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assert_eq!(symbol.target_reached().unwrap(), false);
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symbol.execute().unwrap();
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assert_eq!(symbol.target_reached().unwrap(), true);
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}
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#[test]
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fn no_file() {
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let dir = get_dir(None);
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let symbol = get_symbol(dir.path());
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assert_eq!(symbol.target_reached().unwrap(), false);
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symbol.execute().unwrap();
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assert_eq!(symbol.target_reached().unwrap(), true);
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}
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// Exceptional cases
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#[test]
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fn may_not_read_file() {
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let symbol = FileSymbol::new(Path::new("/etc/shadow"), "");
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assert_eq!(symbol.target_reached().is_err(), true);
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}
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#[test]
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fn may_not_create_file() {
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let symbol = get_symbol(&Path::new("/proc/somefile"));
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// Could also return an error
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assert_eq!(symbol.target_reached().unwrap(), false);
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assert!(symbol.execute().is_err());
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}
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#[test]
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fn directory_missing() {
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let symbol = get_symbol(&Path::new("/nonexisting"));
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// Could also return an error
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assert_eq!(symbol.target_reached().unwrap(), false);
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assert!(symbol.execute().is_err());
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}
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