crates/cargo-test-support/src/install.rs

   1 use crate::paths;
   2 use std::env::consts::EXE_SUFFIX;
   3 use std::path::{Path, PathBuf};
   4
   5 /// Used by `cargo install` tests to assert an executable binary
   6 /// has been installed. Example usage:
   7 ///
   8 ///     assert_has_installed_exe(cargo_home(), "foo");
   9 #[track_caller]
  10 pub fn assert_has_installed_exe<P: AsRef<Path>>(path: P, name: &'static str) {
  11     assert!(check_has_installed_exe(path, name));
  12 }
  13
  14 #[track_caller]
  15 pub fn assert_has_not_installed_exe<P: AsRef<Path>>(path: P, name: &'static str) {
  16     assert!(!check_has_installed_exe(path, name));
  17 }
  18
  19 fn check_has_installed_exe<P: AsRef<Path>>(path: P, name: &'static str) -> bool {
  20     path.as_ref().join("bin").join(exe(name)).is_file()
  21 }
  22
  23 pub fn cargo_home() -> PathBuf {
  24     paths::home().join(".cargo")
  25 }
  26
  27 pub fn exe(name: &str) -> String {
  28     format!("{}{}", name, EXE_SUFFIX)
  29 }