hiredis 0.13.0

Closes Homebrew/homebrew#39072.

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

Formula/hiredis.rb

@@ -1,14 +1,23 @@
-require 'formula'
-
 class Hiredis < Formula
-  homepage 'https://github.com/redis/hiredis'
-  url 'https://github.com/redis/hiredis/archive/v0.11.0.tar.gz'
-  sha1 '694b6d7a6e4ea7fb20902619e9a2423c014b37c1'
+  homepage "https://github.com/redis/hiredis"
+  url "https://github.com/redis/hiredis/archive/v0.13.0.tar.gz"
+  sha256 "416d6cded4795d2223d8703dd9687259cb8c68445b3f73652eb15887297b15bb"
+
+  head "https://github.com/redis/hiredis.git"
 
   def install
     # Architecture isn't detected correctly on 32bit Snow Leopard without help
     ENV["OBJARCH"] = "-arch #{MacOS.preferred_arch}"
 
     system "make", "install", "PREFIX=#{prefix}"
+    share.install "examples"
+  end
+
+  test do
+    # running `./test` requires a database to connect to, so just make
+    # sure it compiles
+    system ENV.cc, "-I#{include}/hiredis", "-L#{lib}", "-lhiredis",
+           share/"examples/example.c", "-o", testpath/"test"
+    File.exist? testpath/"test"
   end
 end