virt-viewer: update deps, add test

virt-viewer.rb

@@ -3,26 +3,36 @@ class VirtViewer < Formula
   homepage "https://virt-manager.org/"
   url "https://virt-manager.org/download/sources/virt-viewer/virt-viewer-7.0.tar.gz"
   sha256 "47c2cfaa376f5f20968c0addfd65c62b90cab4e6336febf2bc44499d4cdcc903"
+  revision 1
 
   depends_on "intltool" => :build
   depends_on "libtool" => :build
   depends_on "pkg-config" => :build
 
+  depends_on "atk"
+  depends_on "cairo"
+  depends_on "gdk-pixbuf"
+  depends_on "gettext"
+  depends_on "glib"
   depends_on "gtk+3"
   depends_on "gtk-vnc"
   depends_on "hicolor-icon-theme"
   depends_on "libvirt"
   depends_on "libvirt-glib"
+  depends_on "pango"
   depends_on "shared-mime-info"
   depends_on "spice-gtk"
   depends_on "spice-protocol"
 
   def install
-    system "./configure", "--disable-silent-rules",
-                          "--disable-update-mimedb",
-                          "--with-gtk-vnc",
-                          "--with-spice-gtk",
-                          "--prefix=#{prefix}"
+    args = %W[
+      --disable-silent-rules
+      --disable-update-mimedb
+      --with-gtk-vnc
+      --with-spice-gtk
+      --prefix=#{prefix}
+    ]
+    system "./configure", *args
     system "make", "install"
   end
 
@@ -32,4 +42,8 @@ class VirtViewer < Formula
     # manual icon cache update step
     system "#{Formula["gtk+3"].opt_bin}/gtk3-update-icon-cache", "#{HOMEBREW_PREFIX}/share/icons/hicolor"
   end
+
+  test do
+    system "#{bin}/virt-viewer", "--version"
+  end
 end