Add Windows CI test for self-update

Author: FrancisMurillo

.github/workflows/ci.yml

@@ -102,6 +102,24 @@ jobs:
               throw 'error on rg.exe'
           }
 
+    - if: matrix.os == 'windows-latest'
+      name: "Integration test: [windows] [sync-self]"
+      env:
+          SYNC_DIR: "sync-self"
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+      run: |
+          mkdir sync-self
+
+          copy "target\debug\tool.exe" "sync-self\tool.exe"
+
+          sync-self\tool.exe --config="tests\sync-self-downgrade.toml" sync
+
+          $old_version = sync-self\tool.exe --version
+
+          if ($old_version -notmatch 'tool-sync 0.2.0') {
+              throw 'self-update is not the same'
+          }
+
     - if: matrix.os != 'windows-latest'
       name: "Integration test: [unix] [sync-full]"
       env:

src/sync/install.rs

@@ -1,6 +1,5 @@
 use indicatif::ProgressBar;
 use self_replace;
-use std::env;
 use std::error::Error;
 use std::fs;
 use std::path::{Path, PathBuf};
@@ -53,6 +52,8 @@ impl<'a> Installer<'a> {
                 true
             }
             Err(e) => {
+                eprintln!("ee {}", &e);
+
                 self.sync_progress
                     .failure(pb_msg, tool_name, tag, format!("[error] {}", e));
                 false
@@ -99,13 +100,15 @@ impl<'a> Installer<'a> {
 }
 
 fn copy_file(tool_path: PathBuf, store_directory: &Path, exe_name: &str) -> std::io::Result<()> {
+    let is_self_update = exe_name == "tool";
+
     let exe_name = mk_exe_name(exe_name);
 
     let mut install_path = PathBuf::new();
     install_path.push(store_directory);
     install_path.push(exe_name);
 
-    if &install_path == &env::current_exe()? {
+    if is_self_update {
         // May have issues with a symbolic links. The assumption is that
         // the store directory is in the PATH and the executable itself
         // where this issue should not apply but may be an edge case.

tests/sync-self-downgrade.toml

@@ -0,0 +1,4 @@
+store_directory = "sync-self"
+
+[tool-sync]
+tag = "v0.2.0"