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#[cfg(feature = "_crypto_")] use blake2::{Blake2b, Digest}; cfgblock! { #[cfg(feature = "_libc_")] use libc; use std::ffi::CString; use std::os::unix::ffi::OsStrExt; } use std::fs::{self, File}; use std::io::{self, prelude::*, BufRead, BufReader}; use std::os::unix::{self, fs::PermissionsExt}; use std::path::{Path, PathBuf}; use walkdir::WalkDir; use crate::prelude::*; /// Chmod provides flexible options for changing file permission with optional configuration. #[derive(Debug, Clone)] pub struct Chmod { mode: u32, // mode to use path: PathBuf, // path to chmod dirs: bool, // chmod only dirs files: bool, // chmod only files recursive: bool, // chmod recursively } impl Chmod { /// Target all files and directories. Default is enabled. pub fn all(&mut self) -> &mut Self { self.dirs = false; self.files = false; self } /// Target only directories. Default is disabled. pub fn dirs(&mut self) -> &mut Self { self.dirs = true; self.files = false; self } /// Target only files. Default is disabled. pub fn files(&mut self) -> &mut Self { self.dirs = false; self.files = true; self } /// Update the `mode` option. Default is the current file's mode or to 0o644 if it doesn't exist pub fn mode(&mut self, mode: u32) -> &mut Self { self.mode = mode; self } /// Update the `mode` option to add read permission to all. pub fn add_r(&mut self) -> &mut Self { self.mode |= 0o0444; self } /// Update the `mode` option to add write permission to all. pub fn add_w(&mut self) -> &mut Self { self.mode |= 0o0222; self } /// Update the `mode` option to add execute permission to all. pub fn add_x(&mut self) -> &mut Self { self.mode |= 0o0111; self } /// Update the `mode` option to make readonly. pub fn readonly(&mut self) -> &mut Self { self.sub_w().sub_x() } /// Update the `mode` option to drop group and other permissions. pub fn secure(&mut self) -> &mut Self { self.mode &= 0o7700; self } /// Update the `mode` option to subtract read permission from all. pub fn sub_r(&mut self) -> &mut Self { self.mode &= 0o7333; self } /// Update the `mode` option to subtract write permission from all. pub fn sub_w(&mut self) -> &mut Self { self.mode &= 0o7555; self } /// Update the `mode` option to subtract execute permission from all. pub fn sub_x(&mut self) -> &mut Self { self.mode &= 0o7666; self } /// Update the `path` option. pub fn path<T: AsRef<Path>>(&mut self, path: T) -> &mut Self { self.path = path.as_ref().to_path_buf(); self } /// Update the `recurse` option. Default is enabled. /// When `yes` is `true`, source is recursively walked. pub fn recurse(&mut self, yes: bool) -> &mut Self { self.recursive = yes; self } /// Execute the [`Chmod`] options against the set `path` with the set `mode`. pub fn chmod(&self) -> Result<()> { // Handle globbing let sources = sys::glob(&self.path)?; if sources.len() == 0 { return Err(PathError::does_not_exist(&self.path).into()); } // Execute the chmod for all sources for source in sources { let (is_dir, old_mode) = match self.dirs || self.files || self.recursive { true => (source.is_dir(), source.mode()?), false => (false, 0), }; // Grant permissions on the way in if (!self.dirs && !self.files) || (self.dirs && is_dir) || (self.files && !is_dir) { if !self.recursive || !is_dir || (self.recursive && !revoking_mode(old_mode, self.mode)) { source.setperms(fs::Permissions::from_mode(self.mode))?; } } // Handle recursion if self.recursive && is_dir { for path in sys::paths(&source)? { self.clone().path(path).chmod()?; } } // Revoke permissions on the way out if (!self.dirs && !self.files) || (self.dirs && is_dir) || (self.files && !is_dir) { if self.recursive && is_dir && revoking_mode(old_mode, self.mode) { source.setperms(fs::Permissions::from_mode(self.mode))?; } } } Ok(()) } } /// Wraps `chmod_p` to apply the given `mode` to all files/dirs using recursion and invoking /// the mode change on the close of this function call. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_chmod"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let file1 = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert!(sys::touch(&file1).is_ok()); /// assert!(sys::chmod(&file1, 0o644).is_ok()); /// assert_eq!(file1.mode().unwrap(), 0o100644); /// assert!(sys::chmod(&file1, 0o555).is_ok()); /// assert_eq!(file1.mode().unwrap(), 0o100555); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn chmod<T: AsRef<Path>>(path: T, mode: u32) -> Result<()> { chmod_p(path)?.mode(mode).chmod() } /// Create [`Chmod`] options providing path expansion, globbing, recursion and error /// tracing while setting the `mode`. This function provides more control over options /// than the `chmod` function. Changes are not invoked until the `chmod` method is called. /// Symbolic links will have the target mode changed. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_chmod_p"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let file1 = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert!(sys::touch(&file1).is_ok()); /// assert!(sys::chmod_p(&file1).unwrap().mode(0o644).chmod().is_ok()); /// assert_eq!(file1.mode().unwrap(), 0o100644); /// assert!(sys::chmod_p(&file1).unwrap().mode(0o555).chmod().is_ok()); /// assert_eq!(file1.mode().unwrap(), 0o100555); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn chmod_p<T: AsRef<Path>>(path: T) -> Result<Chmod> { let path = path.as_ref().abs()?; let mode = match path.mode() { Ok(x) => x, _ => 0o644, }; Ok(Chmod { path: path, mode: mode, dirs: false, files: false, recursive: true }) } /// Change the ownership of the `path` providing path expansion, globbing, recursion and error /// tracing. Follows links. /// //// ### Examples /// ```ignore /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_chown"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// let file1 = tmpdir.mash("file1"); /// assert!(sys::touch(&file1).is_ok()); /// assert!(sys::chown(&file1, user::getuid(), user::getgid()).is_ok()); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` #[cfg(feature = "_libc_")] pub fn chown<T: AsRef<Path>>(path: T, uid: u32, gid: u32) -> Result<()> { chown_p(path, uid, gid, true) } /// Change the ownership of the `path` providing path expansion, globbing, recursion and error /// tracing. Does not follow links. /// //// ### Examples /// ```ignore /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_chown"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// let file1 = tmpdir.mash("file1"); /// assert!(sys::touch(&file1).is_ok()); /// assert!(sys::chown(&file1, user::getuid(), user::getgid()).is_ok()); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` #[cfg(feature = "_libc_")] pub fn lchown<T: AsRef<Path>>(path: T, uid: u32, gid: u32) -> Result<()> { chown_p(path, uid, gid, false) } /// Private implementation of chown #[cfg(feature = "_libc_")] fn chown_p<T: AsRef<Path>>(path: T, uid: u32, gid: u32, follow: bool) -> Result<()> { let path = path.as_ref().abs()?; // Handle globbing let sources = sys::glob(&path)?; if sources.len() == 0 { return Err(PathError::does_not_exist(&path).into()); } // Execute the chmod for all sources for source in sources { for entry in WalkDir::new(&source).follow_links(false).sort_by(|x, y| x.file_name().cmp(y.file_name())) { let srcpath = entry?.into_path(); let osstr = CString::new(srcpath.as_os_str().as_bytes())?; let ret = unsafe { if follow { libc::chown(osstr.as_ptr(), uid, gid) } else { libc::lchown(osstr.as_ptr(), uid, gid) } }; if ret != 0 { return Err(io::Error::last_os_error().into()); } } } Ok(()) } /// Copies src to dst recursively creating destination directories as needed and handling path /// expansion and globbing e.g. copy("./*", "../") and returning an absolute path of the /// destination. /// /// The dst will be copied to if it is an existing directory. /// The dst will be a clone of the src if it doesn't exist. /// Doesn't follow links /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_copy"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// let file1 = tmpdir.mash("file1"); /// let file2 = tmpdir.mash("file2"); /// assert!(sys::touch(&file1).is_ok()); /// assert!(sys::copy(&file1, &file2).is_ok()); /// assert_eq!(file2.exists(), true); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn copy<T: AsRef<Path>, U: AsRef<Path>>(src: T, dst: U) -> Result<PathBuf> { let mut clone = true; let dstabs = dst.as_ref().abs()?; // Handle globbing let sources = sys::glob(&src)?; if sources.len() == 0 { return Err(PathError::does_not_exist(&src).into()); } // Copy into destination vs clone as destination if dstabs.is_dir() || sources.len() > 1 { clone = false; } // Recurse on sources for srcroot in sources { for entry in WalkDir::new(&srcroot).follow_links(false).sort_by(|x, y| x.file_name().cmp(y.file_name())) { let srcpath = entry?.into_path(); // Set proper dst path let dstpath = match clone { true => dstabs.mash(srcpath.trim_prefix(&srcroot)), false => dstabs.mash(srcpath.trim_prefix(srcroot.dir()?)), }; match &srcpath { // Copy dir links needs to be first as is_dir follows links x if x.is_symlink_dir() => { symlink(&dstpath, srcpath.readlink()?)?; } // Create destination directories as needed x if x.is_dir() => { mkdir(dstpath)?; } // Copy file _ => { copyfile(&srcpath, &dstpath)?; } } } } Ok(dstabs) } /// Copyfile provides a flexible options for copying files #[derive(Debug)] pub struct Copyfile { src: PathBuf, // source file dst: PathBuf, // destination path mode: Option<u32>, // mode to chmod the file to if set follow_links: bool, // follow links when copying files } impl Copyfile { /// Update the `follow` option. Default is disabled. /// When `yes` is `true`, links are followed. pub fn follow(&mut self, yes: bool) -> &mut Self { self.follow_links = yes; self } /// Update the `mode` option. Default is disabled. pub fn mode(&mut self, mode: u32) -> &mut Self { self.mode = Some(mode); self } /// Execute the copyfile operation with the current options. pub fn copy(&mut self) -> Result<PathBuf> { // Configure and check source if !self.src.exists() { return Err(PathError::does_not_exist(&self.src).into()); } if self.src.is_dir() || self.src.is_symlink_dir() { return Err(PathError::is_not_file_or_symlink_to_file(&self.src).into()); } // Configure and check the destination match self.dst.exists() { // Exists so dst is either a file to overwrite or a dir to copy into true => { if self.dst.is_dir() { self.dst = self.dst.mash(self.src.base()?) } } // Doesn't exist so dst is a new destination name, ensure all paths exist false => { let srcdir = self.src.dir()?; let dstdir = self.dst.dir()?; if srcdir != dstdir { mkdir(dstdir)?.chmod(srcdir.mode()?)?; } } } // Check for same file if self.src == self.dst { return Ok(self.dst.clone()); } // Recreate link or copy file including permissions if self.src.is_symlink() { symlink(&self.dst, self.src.readlink()?)?; } else { fs::copy(&self.src, &self.dst)?; if let Some(mode) = self.mode { chmod_p(&self.dst)?.mode(mode).recurse(false).chmod()?; } } Ok(self.dst.clone()) } } /// Wraps `copyfile_p` to copy the given `src` to the given `dst`. Disables follow_links /// and uses the source mode rather than an optionally set one. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_copyfile"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// let file1 = tmpdir.mash("file1"); /// let file2 = tmpdir.mash("file2"); /// assert!(sys::touch(&file1).is_ok()); /// assert!(sys::copyfile(&file1, &file2).is_ok()); /// assert_eq!(file2.exists(), true); /// assert_eq!(file1.mode().unwrap(), file2.mode().unwrap()); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn copyfile<T: AsRef<Path>, U: AsRef<Path>>(src: T, dst: U) -> Result<()> { copyfile_p(src, dst)?.copy()?; Ok(()) } /// Copies a single file from src to dst, creating destination directories as needed and handling /// path expansion and optionally following links. /// /// The dst will be copied to if it is an existing directory. /// The dst will be a clone of the src if it doesn't exist. /// Doesn't follow links /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_copyfile_p"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// let file1 = tmpdir.mash("file1"); /// let file2 = tmpdir.mash("file2"); /// assert!(sys::touch_p(&file1, 0o644).is_ok()); /// assert!(sys::copyfile_p(&file1, &file2).unwrap().mode(0o555).copy().is_ok()); /// assert_eq!(file2.mode().unwrap(), 0o100555); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn copyfile_p<T: AsRef<Path>, U: AsRef<Path>>(src: T, dst: U) -> Result<Copyfile> { Ok(Copyfile { src: src.as_ref().abs()?, dst: dst.as_ref().abs()?, mode: None, follow_links: false }) } /// Computes and returns the digest of the given `path`. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_digest"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// let file1 = tmpdir.mash("file1"); /// let file2 = tmpdir.mash("file2"); /// assert!(sys::write(&file1, "this is a test").is_ok()); /// assert!(sys::copyfile(&file1, &file2).is_ok()); /// assert_iter_eq(sys::digest(&file1).unwrap(), sys::digest(&file2).unwrap()); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` #[cfg(feature = "_crypto_")] pub fn digest<T: AsRef<Path>>(path: T) -> Result<Vec<u8>> { Ok(Blake2b::digest(&readbytes(path)?).into_iter().collect()) } /// Returns the first captured string from the given regular expression `rx`. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_extract_string"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let tmpfile = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// let rx = Regex::new(r"'([^']+)'\s+\((\d{4})\)").unwrap(); /// assert!(sys::write(&tmpfile, "Not my favorite movie: 'Citizen Kane' (1941).").is_ok()); /// assert_eq!(sys::extract_string(&tmpfile, &rx).unwrap(), "Citizen Kane"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn extract_string<T: AsRef<Path>>(path: T, rx: &Regex) -> Result<String> { let data = readstring(path)?; let caps = rx.captures(&data).ok_or_else(|| FileError::FailedToExtractString)?; let value = caps.get(1).ok_or_else(|| FileError::FailedToExtractString)?; Ok(value.as_str().to_string()) } /// Returns the first captured string from the given regular expression `rx`. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_extract_string_p"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let tmpfile = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// let rx = Regex::new(r"'([^']+)'\s+\((\d{4})\)").unwrap(); /// assert!(sys::write(&tmpfile, "Not my favorite movie: 'Citizen Kane' (1941).").is_ok()); /// assert_eq!(sys::extract_string(&tmpfile, &rx).unwrap(), "Citizen Kane"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn extract_string_p<T: AsRef<Path>, U: AsRef<str>>(path: T, rx: U) -> Result<String> { extract_string(path, &Regex::new(rx.as_ref())?) } /// Returns the captured strings from the given regular expression `rx`. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_extract_strings"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let tmpfile = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// let rx = Regex::new(r"'([^']+)'\s+\((\d{4})\)").unwrap(); /// assert!(sys::write(&tmpfile, "Not my favorite movie: 'Citizen Kane' (1941).").is_ok()); /// assert_eq!(sys::extract_strings(&tmpfile, &rx).unwrap(), vec!["Citizen Kane", "1941"]); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn extract_strings<T: AsRef<Path>>(path: T, rx: &Regex) -> Result<Vec<String>> { let data = readstring(path)?; let caps = rx.captures(&data).ok_or_else(|| FileError::FailedToExtractString)?; let values = caps.iter().skip(1).filter_map(|x| x).filter_map(|x| Some(x.as_str().to_string())).collect::<Vec<String>>(); if values.len() == 0 { return Err(FileError::FailedToExtractString.into()); } Ok(values) } /// Returns the captured strings from the given regular expression `rx`. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_extract_strings_p"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let tmpfile = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert!(sys::write(&tmpfile, "Not my favorite movie: 'Citizen Kane' (1941).").is_ok()); /// assert_eq!(sys::extract_strings_p(&tmpfile, r"'([^']+)'\s+\((\d{4})\)").unwrap(), vec!["Citizen Kane", "1941"]); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn extract_strings_p<T: AsRef<Path>, U: AsRef<str>>(path: T, rx: U) -> Result<Vec<String>> { extract_strings(path, &Regex::new(rx.as_ref())?) } /// Creates the given directory and any parent directories needed, handling path expansion and /// returning an absolute path created. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_mkdir"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert_eq!(tmpdir.exists(), true); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn mkdir<T: AsRef<Path>>(path: T) -> Result<PathBuf> { let path = path.as_ref().abs()?; if !path.exists() { fs::create_dir_all(&path)?; } Ok(path) } /// Wraps `mkdir` allowing for setting the directory's mode. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_mkdir"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// assert!(sys::mkdir_p(&tmpdir, 0o555).is_ok()); /// assert_eq!(tmpdir.mode().unwrap(), 0o40555); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn mkdir_p<T: AsRef<Path>>(path: T, mode: u32) -> Result<PathBuf> { let path = mkdir(path)?; chmod_p(&path)?.recurse(false).mode(mode).chmod()?; Ok(path) } /// Move a file or directory handling path expansion and globbing. Replaces destination files if /// exist but always moves `src` into `dst` if `dst` is an existing directory. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_copy"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// let file1 = tmpdir.mash("file1"); /// let file2 = tmpdir.mash("file2"); /// assert!(sys::touch(&file1).is_ok()); /// assert!(sys::move_p(&file1, &file2).is_ok()); /// assert_eq!(file1.exists(), false); /// assert_eq!(file2.exists(), true); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn move_p<T: AsRef<Path>, U: AsRef<Path>>(src: T, dst: U) -> Result<()> { let src = src.as_ref().abs()?; // Handle globbing let sources = sys::glob(&src)?; if sources.len() == 0 { return Err(PathError::does_not_exist(&src).into()); } // Test if dst exists and is a directory let dst = dst.as_ref().abs()?; let dst_is_dir = dst.is_dir(); // Execute the move for all sources for source in sources { let dstpath = match dst_is_dir { true => dst.mash(src.base()?), false => dst.clone(), }; fs::rename(source, dstpath)?; } Ok(()) } /// Removes the given empty directory or file. Handles path expansion. Does /// not follow symbolic links but rather removes the links themselves. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_remove"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert!(sys::remove(&tmpdir).is_ok()); /// assert_eq!(tmpdir.exists(), false); /// ``` pub fn remove<T: AsRef<Path>>(path: T) -> Result<()> { let path = path.as_ref().abs()?; let wrapped_meta = fs::metadata(&path); if wrapped_meta.is_ok() { let meta = wrapped_meta.unwrap(); if meta.is_file() { fs::remove_file(path)?; } else if meta.is_dir() { fs::remove_dir(path)?; } } Ok(()) } /// Removes the given directory after removing all of its contents. Handles path expansion. Does /// not follow symbolic links but rather removes the links themselves. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_remove_all"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// assert_eq!(tmpdir.exists(), false); /// ``` pub fn remove_all<T: AsRef<Path>>(path: T) -> Result<()> { let path = path.as_ref().abs()?; if path.exists() { fs::remove_dir_all(path)?; } Ok(()) } /// Returns the contents of the `path` as a `Vec<u8>`. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_readbytes"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let tmpfile = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert!(sys::write(&tmpfile, "this is a test").is_ok()); /// assert_eq!(str::from_utf8(&sys::readbytes(&tmpfile).unwrap()).unwrap(), "this is a test"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn readbytes<T: AsRef<Path>>(path: T) -> Result<Vec<u8>> { let path = path.as_ref().abs()?; match std::fs::read(path) { Ok(data) => Ok(data), Err(err) => Err(err.into()), } } /// Returns all lines from teh file as a `Vec<String>`. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_readlines"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let tmpfile = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert!(sys::write(&tmpfile, "this is a test").is_ok()); /// assert_iter_eq(sys::readlines(&tmpfile).unwrap(), vec![String::from("this is a test")]); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn readlines<T: AsRef<Path>>(path: T) -> Result<Vec<String>> { match readlines_p(path)?.collect::<io::Result<Vec<String>>>() { Ok(data) => Ok(data), Err(err) => Err(err.into()), } } /// Returns an Iterator to the Reader of the lines of the file. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_readlines_p"); /// let tmpfile = tmpdir.mash("file1"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert!(sys::write(&tmpfile, "this is a test").is_ok()); /// assert_iter_eq(sys::readlines_p(&tmpfile).unwrap().collect::<io::Result<Vec<String>>>().unwrap(), vec![String::from("this is a test")]); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn readlines_p<T: AsRef<Path>>(path: T) -> Result<io::Lines<BufReader<File>>> { let path = path.as_ref().abs()?; let file = File::open(path)?; Ok(BufReader::new(file).lines()) } /// Returns the contents of the `path` as a `String`. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_readstring"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let tmpfile = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert!(sys::write(&tmpfile, "this is a test").is_ok()); /// assert_eq!(sys::readstring(&tmpfile).unwrap(), "this is a test"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn readstring<T: AsRef<Path>>(path: T) -> Result<String> { let path = path.as_ref().abs()?; match std::fs::read_to_string(path) { Ok(data) => Ok(data), Err(err) => Err(err.into()), } } /// Returns true if the new mode is revoking permissions as compared to the old mode as pertains /// directory read/execute permissions. This is useful when recursively modifying file permissions. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// assert_eq!(sys::revoking_mode(0o0777, 0o0777), false); /// ``` pub fn revoking_mode(old: u32, new: u32) -> bool { old & 0o0500 > new & 0o0500 || old & 0o0050 > new & 0o0050 || old & 0o0005 > new & 0o0005 } /// Creates a new symbolic link. Handles path expansion and returns an absolute path to the /// link while still creating the symbolic link as a relative path to the target. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_symlink"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let file1 = tmpdir.mash("file1"); /// let link1 = tmpdir.mash("link1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert!(sys::touch(&file1).is_ok()); /// assert!(sys::symlink(&link1, &file1).is_ok()); /// assert_eq!(link1.exists(), true); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn symlink<T: AsRef<Path>, U: AsRef<Path>>(link: T, target: U) -> Result<PathBuf> { let path = link.as_ref().abs()?; if path.exists() { return Err(PathError::exists_already(path).into()); } unix::fs::symlink(target, &path)?; Ok(path) } /// Create an empty file similar to the linux touch command. Handles path expansion. /// Uses default file creation permissions 0o666 - umask usually ends up being 0o644. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_touch"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let tmpfile = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert!(sys::touch(&tmpfile).is_ok()); /// assert_eq!(tmpfile.exists(), true); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn touch<T: AsRef<Path>>(path: T) -> Result<PathBuf> { let path = path.as_ref().abs()?; if !path.exists() { File::create(&path)?; } Ok(path) } /// Wraps `touch` allowing for setting the file's mode. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_touch"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let tmpfile = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert!(sys::touch_p(&tmpfile, 0o555).is_ok()); /// assert_eq!(tmpfile.mode().unwrap(), 0o100555); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn touch_p<T: AsRef<Path>>(path: T, mode: u32) -> Result<PathBuf> { let path = touch(path)?; chmod_p(&path)?.recurse(false).mode(mode).chmod()?; Ok(path) } /// Write `[u8]` data to a file which means `str` or `String`. Handles path expansion. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_write"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let tmpfile = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert!(sys::write(&tmpfile, "this is a test").is_ok()); /// assert_eq!(sys::readstring(&tmpfile).unwrap(), "this is a test"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn write<T: AsRef<Path>, U: AsRef<[u8]>>(path: T, data: U) -> Result<()> { let path = path.as_ref().abs()?; let mut f = File::create(path)?; f.write(data.as_ref())?; // f.sync_all() works better than f.flush()? f.sync_all()?; Ok(()) } /// Wraps `write` allowing for setting the file's mode. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_write_p"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let tmpfile = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// assert!(sys::write_p(&tmpfile, "this is a test", 0o666).is_ok()); /// assert_eq!(sys::readstring(&tmpfile).unwrap(), "this is a test"); /// assert_eq!(tmpfile.mode().unwrap(), 0o100666); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn write_p<T: AsRef<Path>, U: AsRef<[u8]>>(path: T, data: U, mode: u32) -> Result<()> { write(&path, data)?; chmod_p(&path)?.recurse(false).mode(mode).chmod()?; Ok(()) } /// Write `&Vec<String>` data to a file as lines. Handles path expansion. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_writelines"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let tmpfile = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// let lines = vec![String::from("one"), String::from("two")]; /// assert!(sys::writelines(&tmpfile, &lines).is_ok()); /// assert_iter_eq(sys::readlines(&tmpfile).unwrap(), lines); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn writelines<T: AsRef<Path>>(path: T, data: &Vec<String>) -> Result<()> { write(path, data.join("\n"))?; Ok(()) } /// Wraps `writelines` allowing for setting the file's mode. /// /// ### Examples /// ``` /// use fungus::prelude::*; /// /// let tmpdir = PathBuf::from("tests/temp").abs().unwrap().mash("file_doc_writelines_p"); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// let tmpfile = tmpdir.mash("file1"); /// assert!(sys::mkdir(&tmpdir).is_ok()); /// let lines = vec![String::from("one"), String::from("two")]; /// assert!(sys::writelines_p(&tmpfile, &lines, 0o666).is_ok()); /// assert_iter_eq(sys::readlines(&tmpfile).unwrap(), lines); /// assert_eq!(tmpfile.mode().unwrap(), 0o100666); /// assert!(sys::remove_all(&tmpdir).is_ok()); /// ``` pub fn writelines_p<T: AsRef<Path>>(path: T, data: &Vec<String>, mode: u32) -> Result<()> { write(&path, data.join("\n"))?; chmod_p(&path)?.recurse(false).mode(mode).chmod()?; Ok(()) } // Unit tests // ------------------------------------------------------------------------------------------------- #[cfg(test)] mod tests { use crate::prelude::*; // Test setup fn setup() -> PathBuf { let temp = PathBuf::from("tests/temp").abs().unwrap(); sys::mkdir(&temp).unwrap(); temp } #[test] fn test_chmod() { let tmpdir = setup().mash("file_chmod"); let file1 = tmpdir.mash("file1"); assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); assert!(sys::touch(&file1).is_ok()); assert!(sys::chmod(&file1, 0o644).is_ok()); assert_eq!(file1.mode().unwrap(), 0o100644); assert!(sys::chmod(&file1, 0o555).is_ok()); assert_eq!(file1.mode().unwrap(), 0o100555); assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_chmod_p() { let tmpdir = setup().mash("file_chmod_p"); let dir1 = tmpdir.mash("dir1"); let file1 = dir1.mash("file1"); let dir2 = dir1.mash("dir2"); let file2 = dir2.mash("file2"); let file3 = tmpdir.mash("file3"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&dir1).is_ok()); assert!(sys::mkdir(&dir2).is_ok()); assert!(sys::touch_p(&file1, 0o644).is_ok()); assert!(sys::touch_p(&file2, 0o644).is_ok()); // all files assert!(sys::chmod_p(&dir1).unwrap().mode(0o600).chmod().is_ok()); assert_eq!(dir1.mode().unwrap(), 0o40600); // now fix dirs only to allow for listing directries assert!(sys::chmod_p(&dir1).unwrap().mode(0o755).dirs().chmod().is_ok()); assert_eq!(dir1.mode().unwrap(), 0o40755); assert_eq!(file1.mode().unwrap(), 0o100600); assert_eq!(dir2.mode().unwrap(), 0o40755); assert_eq!(file2.mode().unwrap(), 0o100600); // now change just the files back to 644 assert!(sys::chmod_p(&dir1).unwrap().mode(0o644).files().chmod().is_ok()); assert_eq!(dir1.mode().unwrap(), 0o40755); assert_eq!(file1.mode().unwrap(), 0o100644); assert_eq!(dir2.mode().unwrap(), 0o40755); assert_eq!(file2.mode().unwrap(), 0o100644); // try globbing assert!(sys::touch_p(&file3, 0o644).is_ok()); assert!(sys::chmod_p(tmpdir.mash("*3")).unwrap().mode(0o555).files().chmod().is_ok()); assert_eq!(dir1.mode().unwrap(), 0o40755); assert_eq!(file1.mode().unwrap(), 0o100644); assert_eq!(dir2.mode().unwrap(), 0o40755); assert_eq!(file2.mode().unwrap(), 0o100644); assert_eq!(file2.mode().unwrap(), 0o100644); assert_eq!(file3.mode().unwrap(), 0o100555); // doesn't exist assert!(sys::chmod_p("bogus").unwrap().mode(0o644).chmod().is_err()); // no path given assert!(sys::chmod_p("").is_err()); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_chmod_p_symbolic() { let tmpdir = setup().mash("file_chmod_p_symbolic"); let file1 = tmpdir.mash("file1"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); assert!(sys::touch_p(&file1, 0o644).is_ok()); assert_eq!(file1.mode().unwrap(), 0o100644); assert_eq!(file1.is_exec(), false); // add_x assert!(sys::chmod_p(&file1).unwrap().add_x().chmod().is_ok()); assert_eq!(file1.mode().unwrap(), 0o100755); assert_eq!(file1.is_exec(), true); // sub_x assert!(sys::chmod_p(&file1).unwrap().sub_x().chmod().is_ok()); assert_eq!(file1.mode().unwrap(), 0o100644); assert_eq!(file1.is_exec(), false); // sub_w assert!(sys::chmod_p(&file1).unwrap().sub_w().chmod().is_ok()); assert_eq!(file1.mode().unwrap(), 0o100444); assert_eq!(file1.is_readonly(), true); // add_w assert!(sys::chmod_p(&file1).unwrap().add_w().chmod().is_ok()); assert_eq!(file1.mode().unwrap(), 0o100666); assert_eq!(file1.is_readonly(), false); // sub_r assert!(sys::chmod_p(&file1).unwrap().sub_r().chmod().is_ok()); assert_eq!(file1.mode().unwrap(), 0o100222); // add_r assert!(sys::chmod_p(&file1).unwrap().add_r().chmod().is_ok()); assert_eq!(file1.mode().unwrap(), 0o100666); // readonly assert!(sys::chmod_p(&file1).unwrap().readonly().chmod().is_ok()); assert_eq!(file1.mode().unwrap(), 0o100444); assert_eq!(file1.is_readonly(), true); // secure assert!(sys::chmod_p(&file1).unwrap().secure().chmod().is_ok()); assert_eq!(file1.mode().unwrap(), 0o100400); assert_eq!(file1.is_readonly(), true); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_copy_empty() { let tmpdir = setup().mash("file_copy_empty"); let file1 = tmpdir.mash("file1"); // source doesn't exist assert!(sys::copy("", &file1).is_err()); assert_eq!(file1.exists(), false); } #[test] fn test_copy_link_dir() { let tmpdir = setup().mash("file_copy_link_dir"); let dirlink = tmpdir.mash("dirlink"); let dir1 = tmpdir.mash("dir1"); let dir1file = dir1.mash("file"); let dir1link = dir1.mash("link"); let dir2 = tmpdir.mash("dir2"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // copy directory with files assert!(sys::mkdir(&dirlink).is_ok()); assert!(sys::mkdir(&dir1).is_ok()); assert!(sys::touch(&dir1file).is_ok()); assert!(sys::symlink(&dir1link, "../dirlink").is_ok()); assert!(sys::copy(&dir1, &dir2).is_ok()); let paths = vec![ tmpdir.mash("dir1"), tmpdir.mash("dir1/file"), tmpdir.mash("dir1/link"), tmpdir.mash("dir2"), tmpdir.mash("dir2/file"), tmpdir.mash("dir2/link"), tmpdir.mash("dirlink"), ]; assert_iter_eq(sys::all_paths(&tmpdir).unwrap(), paths); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_copy_dir_copy() { let tmpdir = setup().mash("file_copy_dir_copy"); let dir1 = tmpdir.mash("dir1"); let dir1file = dir1.mash("file"); let dir2 = tmpdir.mash("dir2"); let dir3file = tmpdir.mash("dir2/dir1/file"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // copy directory with files assert!(sys::mkdir(&dir1).is_ok()); assert!(sys::touch(&dir1file).is_ok()); assert!(sys::mkdir(&dir2).is_ok()); assert_eq!(dir3file.exists(), false); assert!(sys::copy(&dir1, &dir2).is_ok()); let paths = vec![tmpdir.mash("dir1"), tmpdir.mash("dir1/file"), tmpdir.mash("dir2"), tmpdir.mash("dir2/dir1"), tmpdir.mash("dir2/dir1/file")]; assert_iter_eq(sys::all_paths(&tmpdir).unwrap(), paths); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_copy_dir_clone() { let tmpdir = setup().mash("file_copy_dir_clone"); let dir1 = tmpdir.mash("dir1"); let dir1file = dir1.mash("file"); let dir2 = tmpdir.mash("dir2"); let dir2file = dir2.mash("file"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // copy directory with files assert!(sys::mkdir(&dir1).is_ok()); assert!(sys::touch(&dir1file).is_ok()); assert_eq!(dir2file.exists(), false); assert!(sys::copy(&dir1, &dir2).is_ok()); let paths = vec![tmpdir.mash("dir1"), tmpdir.mash("dir1/file"), tmpdir.mash("dir2"), tmpdir.mash("dir2/file")]; assert_iter_eq(sys::all_paths(&tmpdir).unwrap(), paths); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_copy_single_file() { let tmpdir = setup().mash("file_copy_single_file"); let file1 = tmpdir.mash("file1"); let file2 = tmpdir.mash("file2"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // copy single file assert!(sys::touch(&file1).is_ok()); assert_eq!(file1.exists(), true); assert_eq!(file2.exists(), false); assert!(sys::copy(&file1, &file2).is_ok()); let paths = vec![tmpdir.mash("file1"), tmpdir.mash("file2")]; assert_iter_eq(sys::all_paths(&tmpdir).unwrap(), paths); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_copyfile() { let tmpdir = setup().mash("file_copyfile"); let file1 = tmpdir.mash("file1"); let file2 = tmpdir.mash("file2"); let link1 = tmpdir.mash("link1"); let link2 = tmpdir.mash("link2"); let file3 = tmpdir.mash("dir1/file3"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // copy to same dir assert!(sys::touch(&file1).is_ok()); assert_eq!(file1.exists(), true); assert_eq!(file2.exists(), false); assert!(sys::copyfile(&file1, &file2).is_ok()); assert_eq!(file2.exists(), true); assert_eq!(file1.mode().unwrap(), file2.mode().unwrap()); // copy a link assert!(sys::symlink(&link1, &file1).is_ok()); assert_eq!(link2.exists(), false); assert!(sys::copyfile(&link1, &link2).is_ok()); assert_eq!(link2.exists(), true); // copy to dir the doesn't exist assert_eq!(file3.exists(), false); assert!(sys::copyfile(&file1, &file3).is_ok()); assert_eq!(file3.exists(), true); assert_eq!(tmpdir.mode().unwrap(), file3.dir().unwrap().mode().unwrap()); assert_eq!(file1.mode().unwrap(), file3.mode().unwrap()); // empty destination path assert!(sys::copyfile(&file1, "").is_err()); // empty source path assert!(sys::copyfile("", &file3).is_err()); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_copyfile_p() { let tmpdir = setup().mash("file_copyfile_p"); let file1 = tmpdir.mash("file1"); let file2 = tmpdir.mash("file2"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // copy to same dir assert!(sys::touch_p(&file1, 0o644).is_ok()); assert!(sys::copyfile_p(&file1, &file2).unwrap().mode(0o555).copy().is_ok()); assert_eq!(file2.mode().unwrap(), 0o100555); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] #[cfg(feature = "_crypto_")] fn test_digest() { let tmpdir = setup().mash("file_digest"); let file1 = tmpdir.mash("file1"); let file2 = tmpdir.mash("file2"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // test assert!(sys::write(&file1, "this is a test").is_ok()); assert!(sys::copyfile(&file1, &file2).is_ok()); assert_iter_eq(sys::digest(&file1).unwrap(), sys::digest(&file2).unwrap()); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_extract_string() { let tmpdir = setup().mash("file_extract_string"); let file1 = tmpdir.mash("file1"); let file2 = tmpdir.mash("file2"); assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // single line let rx = Regex::new(r"'([^']+)'.*").unwrap(); assert!(sys::write(&file1, "Not my favorite movie: 'Citizen Kane' (1941).").is_ok()); assert_eq!(sys::extract_string(&file1, &rx).unwrap(), "Citizen Kane"); assert_eq!(sys::extract_string_p(&file1, r"'([^']+)'.*").unwrap(), "Citizen Kane"); // multi line assert!(sys::write(&file2, "# test\npkgbase=linux\npkgver=5.4.8.arch1\npkgrel=1\n").is_ok()); assert_eq!(sys::extract_string_p(&file2, r"(?m)^pkgver=(\d+\.\d+\.\d+).*").unwrap(), "5.4.8"); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_extract_strings() { let tmpdir = setup().mash("file_extract_strings"); let file1 = tmpdir.mash("file1"); assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // extract_string let rx = Regex::new(r"'([^']+)'\s+\((\d{4})\)").unwrap(); assert!(sys::write(&file1, "Not my favorite movie: 'Citizen Kane' (1941).").is_ok()); assert_eq!(sys::extract_strings(&file1, &rx).unwrap(), vec!["Citizen Kane", "1941"]); // extract_string_p assert_eq!(sys::extract_strings_p(&file1, r"'([^']+)'\s+\((\d{4})\)").unwrap(), vec!["Citizen Kane", "1941"]); // none let rx = Regex::new(r"(foo)").unwrap(); assert!(sys::extract_strings(&file1, &rx).is_err()); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_mkdir_p() { let tmpdir = setup().mash("file_mkdir_p"); let dir1 = tmpdir.mash("dir1"); let dir2 = tmpdir.mash("dir2"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); // test assert!(sys::mkdir(&dir1).is_ok()); assert_eq!(dir1.mode().unwrap(), 0o40755); assert!(sys::mkdir_p(&dir2, 0o555).is_ok()); assert_eq!(dir2.mode().unwrap(), 0o40555); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_move_p() { let tmpdir = setup().mash("file_move_p"); let file1 = tmpdir.mash("file1"); let file2 = tmpdir.mash("file2"); let dir1 = tmpdir.mash("dir1"); let dir2 = tmpdir.mash("dir2"); let dir3 = tmpdir.mash("dir3"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&dir1).is_ok()); // move file1 to file2 in the same dir assert!(sys::touch(&file1).is_ok()); assert_eq!(file1.exists(), true); assert_eq!(file2.exists(), false); assert!(sys::move_p(&file1, &file2).is_ok()); assert_eq!(file1.exists(), false); assert_eq!(file2.exists(), true); // move file2 into dir1 assert!(sys::move_p(&file2, &dir1).is_ok()); assert_eq!(file2.exists(), false); assert_eq!(dir1.mash("file2").exists(), true); // move dir1 to dir2 assert!(sys::move_p(&dir1, &dir2).is_ok()); assert_eq!(dir1.exists(), false); assert_eq!(dir2.exists(), true); assert_eq!(dir2.mash("file2").exists(), true); // move dir2 into dir3 assert!(sys::mkdir(&dir3).is_ok()); assert!(sys::move_p(&dir2, &dir3).is_ok()); assert_eq!(dir1.exists(), false); assert_eq!(dir2.exists(), false); assert_eq!(dir3.exists(), true); assert_eq!(dir3.mash("dir2").exists(), true); assert_eq!(dir3.mash("dir2/file2").exists(), true); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_readbytes() { let tmpdir = setup().mash("file_readbytes"); let tmpfile = tmpdir.mash("file1"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // test assert!(sys::write(&tmpfile, "this is a test").is_ok()); assert_eq!(str::from_utf8(&sys::readbytes(&tmpfile).unwrap()).unwrap(), "this is a test"); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_readlines() { let tmpdir = setup().mash("file_readlines"); let tmpfile = tmpdir.mash("file1"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // test assert!(sys::write(&tmpfile, "this is a test").is_ok()); assert_iter_eq(sys::readlines(&tmpfile).unwrap(), vec![String::from("this is a test")]); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_readlines_p() { let tmpdir = setup().mash("file_readlines_p"); let tmpfile = tmpdir.mash("file1"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // test assert!(sys::write(&tmpfile, "this is a test").is_ok()); assert_iter_eq(sys::readlines_p(&tmpfile).unwrap().collect::<io::Result<Vec<String>>>().unwrap(), vec![String::from("this is a test")]); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_readstring() { let tmpdir = setup().mash("file_readstring"); let tmpfile = tmpdir.mash("file1"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // test assert!(sys::write(&tmpfile, "this is a test").is_ok()); assert_eq!(sys::readstring(&tmpfile).unwrap(), "this is a test"); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_remove() { let tmpdir = setup().mash("file_remove_dir"); let tmpfile = setup().mash("remove_file"); // Remove empty directory assert!(sys::mkdir(&tmpdir).is_ok()); assert_eq!(tmpdir.exists(), true); assert!(sys::remove(&tmpdir).is_ok()); assert_eq!(tmpdir.exists(), false); // Remove file assert!(sys::touch(&tmpfile).is_ok()); assert_eq!(tmpfile.exists(), true); assert!(sys::remove(&tmpfile).is_ok()); assert_eq!(tmpfile.exists(), false); } #[test] fn test_remove_all() { let tmpdir = setup().mash("file_remove_all"); assert!(sys::mkdir(&tmpdir).is_ok()); assert_eq!(tmpdir.exists(), true); assert!(sys::remove_all(&tmpdir).is_ok()); assert_eq!(tmpdir.exists(), false); } #[test] fn test_revoking() { // test other octet assert_eq!(sys::revoking_mode(0o0777, 0o0777), false); assert_eq!(sys::revoking_mode(0o0776, 0o0775), false); assert_eq!(sys::revoking_mode(0o0770, 0o0771), false); assert_eq!(sys::revoking_mode(0o0776, 0o0772), true); assert_eq!(sys::revoking_mode(0o0775, 0o0776), true); assert_eq!(sys::revoking_mode(0o0775, 0o0774), true); // Test group octet assert_eq!(sys::revoking_mode(0o0777, 0o0777), false); assert_eq!(sys::revoking_mode(0o0767, 0o0757), false); assert_eq!(sys::revoking_mode(0o0707, 0o0717), false); assert_eq!(sys::revoking_mode(0o0767, 0o0727), true); assert_eq!(sys::revoking_mode(0o0757, 0o0767), true); assert_eq!(sys::revoking_mode(0o0757, 0o0747), true); // Test owner octet assert_eq!(sys::revoking_mode(0o0777, 0o0777), false); assert_eq!(sys::revoking_mode(0o0677, 0o0577), false); assert_eq!(sys::revoking_mode(0o0077, 0o0177), false); assert_eq!(sys::revoking_mode(0o0677, 0o0277), true); assert_eq!(sys::revoking_mode(0o0577, 0o0677), true); assert_eq!(sys::revoking_mode(0o0577, 0o0477), true); assert_eq!(sys::revoking_mode(0o0577, 0o0177), true); } #[test] fn test_symlink() { let tmpdir = setup().mash("file_symlink"); let file1 = tmpdir.mash("file1"); let link1 = tmpdir.mash("link1"); assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); assert!(sys::touch(&file1).is_ok()); assert!(sys::symlink(&link1, &file1).is_ok()); assert_eq!(link1.exists(), true); // Clean up assert!(sys::remove_all(&tmpdir).is_ok()); assert_eq!(tmpdir.exists(), false); } #[test] fn test_touch() { let tmpdir = setup().mash("file_touch"); let tmpfile = tmpdir.mash("file1"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // test assert!(sys::touch(&tmpfile).is_ok()); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_touch_p() { let tmpdir = setup().mash("file_touch_p"); let tmpfile = tmpdir.mash("file1"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // test assert!(sys::touch_p(&tmpfile, 0o555).is_ok()); assert_eq!(tmpfile.mode().unwrap(), 0o100555); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_write() { let tmpdir = setup().mash("file_write"); let tmpfile = tmpdir.mash("file1"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // test assert!(sys::write(&tmpfile, "this is a test").is_ok()); assert_eq!(sys::readstring(&tmpfile).unwrap(), "this is a test"); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_write_p() { let tmpdir = setup().mash("file_write_p"); let tmpfile = tmpdir.mash("file1"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // test assert!(sys::write_p(&tmpfile, "this is a test", 0o666).is_ok()); assert_eq!(sys::readstring(&tmpfile).unwrap(), "this is a test"); assert_eq!(tmpfile.mode().unwrap(), 0o100666); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_writelines() { let tmpdir = setup().mash("file_writelines"); let tmpfile = tmpdir.mash("file1"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // test let lines = vec![String::from("one"), String::from("two")]; assert!(sys::writelines(&tmpfile, &lines).is_ok()); assert_iter_eq(sys::readlines(&tmpfile).unwrap(), lines); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } #[test] fn test_writelines_p() { let tmpdir = setup().mash("file_writelines_p"); let tmpfile = tmpdir.mash("file1"); // setup assert!(sys::remove_all(&tmpdir).is_ok()); assert!(sys::mkdir(&tmpdir).is_ok()); // test let lines = vec![String::from("one"), String::from("two")]; assert!(sys::writelines_p(&tmpfile, &lines, 0o666).is_ok()); assert_iter_eq(sys::readlines(&tmpfile).unwrap(), lines); assert_eq!(tmpfile.mode().unwrap(), 0o100666); // cleanup assert!(sys::remove_all(&tmpdir).is_ok()); } }