tests/utils.rs

   1 //! Files in common between one or more integration tests
   2
   3 #![allow(dead_code)]
   4
   5 use std::{
   6     fs,
   7     path::{Path, PathBuf},
   8 };
   9
  10 use ouch::{cli::Command, commands::run, oof};
  11
  12 pub fn create_empty_dir(at: &Path, filename: &str) -> PathBuf {
  13     let dirname = Path::new(filename);
  14     let full_path = at.join(dirname);
  15
  16     fs::create_dir(&full_path).expect("Failed to create an empty directory");
  17
  18     full_path
  19 }
  20
  21 pub fn compress_files(at: &Path, paths_to_compress: &[PathBuf], format: &str) -> PathBuf {
  22     let archive_path = String::from("archive.") + format;
  23     let archive_path = at.join(archive_path);
  24
  25     let command = Command::Compress { files: paths_to_compress.to_vec(), output_path: archive_path.to_path_buf() };
  26     run(command, &oof::Flags::default()).expect("Failed to compress test dummy files");
  27
  28     archive_path
  29 }
  30
  31 pub fn extract_files(archive_path: &Path) -> Vec<PathBuf> {
  32     // We will extract in the same folder as the archive
  33     // If the archive is at:
  34     //   /tmp/ouch-testing-tar.Rbq4DusBrtF8/archive.tar
  35     // Then the extraction_output_folder will be:
  36     //   /tmp/ouch-testing-tar.Rbq4DusBrtF8/extraction_results/
  37     let mut extraction_output_folder = archive_path.to_path_buf();
  38     // Remove the name of the extracted archive
  39     assert!(extraction_output_folder.pop());
  40     // Add the suffix "results"
  41     extraction_output_folder.push("extraction_results");
  42
  43     let command = Command::Decompress {
  44         files: vec![archive_path.to_owned()],
  45         output_folder: Some(extraction_output_folder.clone()),
  46     };
  47     run(command, &oof::Flags::default()).expect("Failed to extract");
  48
  49     fs::read_dir(extraction_output_folder).unwrap().map(Result::unwrap).map(|entry| entry.path()).collect()
  50 }
  51
  52 pub fn assert_correct_paths(original: &[PathBuf], extracted: &[PathBuf], format: &str) {
  53     assert_eq!(
  54         original.len(),
  55         extracted.len(),
  56         "Number of compressed files does not match number of decompressed when testing archive format '{:?}'.",
  57         format
  58     );
  59     for (original, extracted) in original.iter().zip(extracted) {
  60         assert_eq!(original.file_name(), extracted.file_name());
  61     }
  62 }