Add platform_family support for OS X and OS X Server.

lib/ohai/plugins/darwin/platform.rb

@@ -16,7 +16,7 @@
 # limitations under the License.
 #
 
-provides "platform", "platform_version", "platform_build"
+provides "platform", "platform_version", "platform_build", "platform_family"
 
 popen4("/usr/bin/sw_vers") do |pid, stdin, stdout, stderr|
   stdin.close
@@ -33,4 +33,6 @@
       platform_build $1
     end
   end
-end
+end
+
+platform_family "mac_os_x"

spec/ohai/plugins/darwin/platform_spec.rb

@@ -64,4 +64,36 @@
     @ohai._require_plugin("darwin::platform")
     @ohai[:platform_build].should == "9F33"
   end
-end
+
+  it "should set platform_family to mac_os_x" do
+    @ohai._require_plugin("darwin::platform")
+    @ohai[:platform_family].should == "mac_os_x"
+  end
+
+  describe "on os x server" do
+    before(:each) do
+      @ohai = Ohai::System.new
+      @ohai.stub!(:require_plugin).and_return(true)
+      @ohai[:os] = "darwin"
+      @pid = 10
+      @stdin = mock("STDIN", { :close => true })
+      @stdout = mock("STDOUT")
+      @stdout.stub!(:each).
+        and_yield("ProductName:	Mac OS X Server").
+        and_yield("ProductVersion:	10.6.8").
+        and_yield("BuildVersion:	10K549")
+      @stderr = mock("STDERR")
+      @ohai.stub!(:popen4).with("/usr/bin/sw_vers").and_yield(@pid, @stdin, @stdout, @stderr)
+    end
+
+    it "should set platform to mac_os_x_server" do
+      @ohai._require_plugin("darwin::platform")
+      @ohai[:platform].should == "mac_os_x_server"
+    end
+
+    it "should set platform_family to mac_os_x" do
+      @ohai._require_plugin("darwin::platform")
+      @ohai[:platform_family].should == "mac_os_x"
+    end
+  end
+end