Added support for applyTemplate

lib/dnsimple/client/templates.rb

@@ -146,6 +146,28 @@ def delete_template(account_id, template_id, options = {})
       end
       alias delete delete_template
 
+      # Applies a template to the domain.
+      #
+      # @see https://developer.dnsimple.com/v2/templates/domains/#apply
+      #
+      # @example Apply template 5401 for example.com in account 1010:
+      #   client.templates.apply_template(1010, "example.com", 5401)
+      #
+      # @param  [Fixnum] account_id The account ID
+      # @param  [#to_s] domain_id The Domain ID or name
+      # @param  [#to_s] template_id The template ID
+      # @param  [Hash] options
+      # @return [Dnsimple::Response<nil>]
+      #
+      # @raise  [Dnsimple::NotFoundError]
+      # @raise  [Dnsimple::RequestError]
+      def apply_template(account_id, domain_id, template_id, options = {})
+        endpoint = Client.versioned("/%s/domains/%s/templates/%s" % [account_id, domain_id, template_id])
+        response = client.post(endpoint, options)
+
+        Dnsimple::Response.new(response, nil)
+      end
+
     end
   end
 end

spec/dnsimple/client/templates_spec.rb

@@ -189,4 +189,28 @@
     end
   end
 
+  describe "#apply_template" do
+    let(:account_id)  { 1010 }
+    let(:domain_id)   { 'example.com' }
+    let(:template_id) { 5410 }
+
+    before do
+      stub_request(:post, %r{/v2/#{account_id}/domains/#{domain_id}/templates/#{template_id}$}).
+          to_return(read_http_fixture("applyTemplate/success.http"))
+    end
+
+    it "builds the correct request" do
+      subject.apply_template(account_id, domain_id, template_id)
+
+      expect(WebMock).to have_requested(:post, "https://api.dnsimple.test/v2/#{account_id}/domains/#{domain_id}/templates/#{template_id}").
+          with(headers: { "Accept" => "application/json" })
+    end
+
+    it "returns the list of templates" do
+      response = subject.apply_template(account_id, domain_id, template_id)
+      expect(response).to be_a(Dnsimple::Response)
+      expect(response.data).to be_nil
+    end
+  end
+
 end

spec/fixtures.http/applyTemplate/success.http

@@ -0,0 +1,13 @@
+HTTP/1.1 204 No Content
+Server: nginx
+Date: Thu, 24 Mar 2016 11:05:38 GMT
+Connection: keep-alive
+Status: 204 No Content
+X-RateLimit-Limit: 2400
+X-RateLimit-Remaining: 2397
+X-RateLimit-Reset: 1458821049
+Cache-Control: no-cache
+X-Request-Id: 967713d5-a203-40ee-875c-1df07868b7eb
+X-Runtime: 0.147576
+Strict-Transport-Security: max-age=31536000
+