push sheeet

pkgs/by-name/in/installShellFiles/tests/install-completion-fifo.nix

@@ -0,0 +1,23 @@
+{
+  lib,
+  installShellFiles,
+  runCommandLocal,
+}:
+
+runCommandLocal "install-shell-files--install-completion-fifo"
+  {
+    nativeBuildInputs = [ installShellFiles ];
+    meta.platforms = lib.platforms.all;
+  }
+  ''
+    installShellCompletion \
+      --bash --name foo.bash <(echo foo) \
+      --zsh --name _foo <(echo bar) \
+      --fish --name foo.fish <(echo baz) \
+      --nushell --name foo.nu <(echo bucks)
+
+    [[ $(<$out/share/bash-completion/completions/foo.bash) == foo ]] || { echo "foo.bash comparison failed"; exit 1; }
+    [[ $(<$out/share/zsh/site-functions/_foo) == bar ]] || { echo "_foo comparison failed"; exit 1; }
+    [[ $(<$out/share/fish/vendor_completions.d/foo.fish) == baz ]] || { echo "foo.fish comparison failed"; exit 1; }
+    [[ $(<$out/share/nushell/vendor/autoload/foo.nu) == bucks ]] || { echo "foo.nu comparison failed"; exit 1; }
+  ''