Use channel linking to test channel selection autocomplete

tests/channel_selection.rs

@@ -1,5 +1,42 @@
 use assert_cmd::Command;
 
+use anyhow::Result;
+use juliaup::config_file::{load_config_db, JuliaupConfigChannel};
+use juliaup::global_paths::get_paths;
+use normpath::PathExt;
+use std::path::PathBuf;
+
+// Simpler reimplementation of get_julia_path_from_channel from julialauncher.rs to help link channels
+fn get_julia_path_from_channel(requested_channel: &str) -> Result<PathBuf> {
+ let paths = get_paths()?;
+ let config_file = load_config_db(&paths)?;
+ let config_data = config_file.data;
+ // .with_context(|| "The Julia launcher failed to load a configuration file.")?;
+
+ let juliaupconfig_path = paths.juliaupconfig.as_path();
+
+ let channel_info = config_data
+ .installed_channels
+ .get(requested_channel)
+ .unwrap();
+
+ let path: &String = if let JuliaupConfigChannel::SystemChannel { version } = channel_info {
+ &config_data.installed_versions.get(version).unwrap().path
+ } else {
+ panic!("whoops")
+ };
+
+ let absolute_path = juliaupconfig_path
+ .parent()
+ .unwrap() // unwrap OK because there should always be a parent
+ .join(path)
+ .join("bin")
+ .join(format!("julia{}", std::env::consts::EXE_SUFFIX))
+ .normalize()?;
+
+ return Ok(absolute_path.into_path_buf());
+}
+
 #[test]
 fn channel_selection() {
  let depot_dir = assert_fs::TempDir::new().unwrap();
@@ -141,10 +178,13 @@ fn channel_selection() {
  .failure();
 
  // Test that completion works only when it should for words
+ let linked_julia_path = get_julia_path_from_channel("1.6.7").unwrap();
+ let linked_julia_version = linked_julia_path.to_str().unwrap();
  Command::cargo_bin("juliaup")
  .unwrap()
- .arg("add")
- .arg("release")
+ .arg("link")
+ .arg("ra")
+ .arg(linked_julia_version)
  .env("JULIA_DEPOT_PATH", depot_dir.path())
  .env("JULIAUP_DEPOT_PATH", depot_dir.path())
  .assert()
@@ -161,8 +201,9 @@ fn channel_selection() {
 
  Command::cargo_bin("juliaup")
  .unwrap()
- .arg("add")
- .arg("rc")
+ .arg("link")
+ .arg("rb")
+ .arg(linked_julia_version)
  .env("JULIA_DEPOT_PATH", depot_dir.path())
  .env("JULIAUP_DEPOT_PATH", depot_dir.path())
  .assert()