TestCMDLineAssembler: Add test for Distrobox

tests/TestCMDLineAssembler.cc

@@ -181,6 +181,21 @@ TEST_CASE("Test desktop files with superfluous whitespace in Exec",
         std::vector<std::string>{"eagle", "", "-style", "", "", "plastique"});
 }
 
+TEST_CASE("Test Distrobox compatibility", "[CMDLineAssembler]") {
+    LocaleSuffixes ls("en_US");
+    LineReader liner;
+
+    Application app(TEST_FILES "applications/alpine-toolbox-latest-feh.desktop",
+                    liner, ls, {});
+
+    auto split_exec =
+        CMDLineAssembly::convert_exec_to_command(app.exec, {false, true});
+    REQUIRE(split_exec == std::vector<std::string>{
+                              "/home/meator/distrobox-1.8.0/distrobox-enter",
+                              "-n", "alpine-toolbox-latest", "--", "feh",
+                              "--start-at", "%u"});
+}
+
 TEST_CASE("Test wine and multispace quirk", "[CMDLineAssembler]") {
     LocaleSuffixes ls("en_US");
     LineReader liner;

tests/test_files/applications/alpine-toolbox-latest-feh.desktop

@@ -0,0 +1,15 @@
+# This file was generated by distrobox-export.
+[Desktop Entry]
+Name=Feh (on alpine-toolbox-latest)
+Name[en_US]=feh (on alpine-toolbox-latest)
+GenericName=Image viewer (on alpine-toolbox-latest)
+GenericName[en_US]=Image viewer (on alpine-toolbox-latest)
+Comment=Image viewer and cataloguer
+Exec=/home/meator/distrobox-1.8.0/distrobox-enter  -n alpine-toolbox-latest  --   feh --start-at  %u 
+Terminal=false
+Type=Application
+Icon=feh
+Categories=Graphics;2DGraphics;Viewer;
+MimeType=image/bmp;image/gif;image/jpeg;image/jpg;image/pjpeg;image/png;image/tiff;image/webp;image/x-bmp;image/x-pcx;image/x-png;image/x-portable-anymap;image/x-portable-bitmap;image/x-portable-graymap;image/x-portable-pixmap;image/x-tga;image/x-xbitmap;image/heic;
+#NoDisplay=true
+StartupWMClass=feh