cattle 1.2.1

build from tag
install examples and tests
add a test

Closes #4736.

Signed-off-by: ilovezfs <ilovezfs@icloud.com>

Formula/cattle.rb

@@ -1,8 +1,11 @@
 class Cattle < Formula
   desc "Brainfuck language toolkit"
   homepage "https://github.com/andreabolognani/cattle"
-  url "https://github.com/andreabolognani/cattle/archive/cattle-1.2.0.tar.gz"
-  sha256 "ff0b424011c56f61cb463f1d3fb32e58e40da41260298c407bd0748eb506468d"
+  # Source archive tarball results in "./ChangeLog: No such file or directory"
+  # Reported 12 Sep 2016 https://github.com/andreabolognani/cattle/issues/4
+  url "https://github.com/andreabolognani/cattle.git",
+      :tag => "cattle-1.2.1",
+      :revision => "338a34f7abc35334afd378f305c6e1fb0d0abd7d"
   head "https://github.com/andreabolognani/cattle.git"
 
   bottle do
@@ -12,12 +15,6 @@ class Cattle < Formula
     sha256 "798aa25810d5dbfa2526cf0edf9117798b311c6ae6ce42b3a05c0bc90d087125" => :mountain_lion
   end
 
-  # https://github.com/andreabolognani/cattle/issues/2
-  patch do
-    url "https://github.com/andreabolognani/cattle/pull/3.diff"
-    sha256 "876802fd965050d95e9cd7836b71a3cac5cd2508bf7f45b17192803a6fe19c17"
-  end
-
   depends_on "gtk-doc" => :build
   depends_on "pkg-config" => :build
   depends_on "autoconf" => :build
@@ -27,12 +24,28 @@ class Cattle < Formula
   depends_on "gobject-introspection"
 
   def install
-    inreplace "autogen.sh", "libtoolize", "glibtoolize"
+    pkgshare.mkpath
+    cp_r ["examples", "tests"], pkgshare
+    rm Dir["#{pkgshare}/{examples,tests}/{Makefile.am,.gitignore}"]
 
+    inreplace "autogen.sh", "libtoolize", "glibtoolize"
     system "sh", "autogen.sh"
     system "./configure", "--disable-dependency-tracking",
                           "--disable-silent-rules",
                           "--prefix=#{prefix}"
     system "make", "install"
   end
+
+  test do
+    cp_r (pkgshare/"examples").children, testpath
+    cp_r (pkgshare/"tests").children, testpath
+    system ENV.cc, "common.c", "run.c", "-o", "test",
+           "-I#{include}/cattle-1.0",
+           "-I#{Formula["glib"].include}/glib-2.0",
+           "-I#{Formula["glib"].lib}/glib-2.0/include",
+           "-L#{lib}",
+           "-L#{Formula["glib"].lib}",
+           "-lcattle-1.0", "-lglib-2.0", "-lgio-2.0", "-lgobject-2.0"
+    assert_match "Unbalanced brackets", shell_output("./test program.c 2>&1", 1)
+  end
 end