cask 0.7.4

Closes Homebrew/homebrew#46305.

Signed-off-by: Mike McQuaid <mike@mikemcquaid.com>

Formula/cask.rb

@@ -1,8 +1,8 @@
 class Cask < Formula
   desc "Emacs dependency management"
   homepage "https://cask.readthedocs.org/"
-  url "https://github.com/cask/cask/archive/v0.7.3.tar.gz"
-  sha256 "661c15e63c0e8240033ec67f4333337db97178ad5b9bb36fa3dbd411e9196813"
+  url "https://github.com/cask/cask/archive/v0.7.4.tar.gz"
+  sha256 "b183ea1c50fc215c9040f402b758ecc335901fbc2c3afd4a7302386c888d437d"
   head "https://github.com/cask/cask.git"
 
   bottle :unneeded
@@ -14,19 +14,19 @@ class Cask < Formula
     prefix.install "templates"
     # Lisp files must stay here: https://github.com/cask/cask/issues/305
     prefix.install Dir["*.el"]
-    (share/"emacs/site-lisp/cask").install_symlink "#{prefix}/cask.el"
-    (share/"emacs/site-lisp/cask").install_symlink "#{prefix}/cask-bootstrap.el"
+    elisp.install_symlink "#{prefix}/cask.el"
+    elisp.install_symlink "#{prefix}/cask-bootstrap.el"
 
     # Stop cask performing self-upgrades.
     touch prefix/".no-upgrade"
   end
 
   test do
-    (testpath/"test.el").write <<-EOS.undent
-      (add-to-list 'load-path "#{share}/emacs/site-lisp/cask")
-      (require 'cask)
-      (print (minibuffer-prompt-width))
+    (testpath/"Cask").write <<-EOS.undent
+      (source gnu)
+      (depends-on "chess")
     EOS
-    assert_equal "0", shell_output("emacs -Q --batch -l #{testpath}/test.el").strip
+    system bin/"cask", "install"
+    (testpath/".cask").directory?
   end
 end