Added tests for params helper

spec/grape-swagger-helper_spec.rb

@@ -0,0 +1,45 @@
+require 'spec_helper'
+describe "helpers" do
+
+	before(:all) do
+		class HelperTestAPI < Grape::API
+			add_swagger_documentation
+		end
+
+		@api = Object.new
+		# after injecting grape-swagger into the Test API we get the helper methods
+		# back from the first endpoint's class (the API mounted by grape-swagger 
+		# to serve the swagger_doc
+		@api.extend HelperTestAPI.endpoints.first.options[:app].helpers
+
+	end
+
+	it "should parse params as query strings for a GET" do
+		params = {
+			name: {type: 'String', :desc =>"A name", required: true },
+			level: 'max' 
+		}
+		path = "/coolness"
+		method = "GET"
+		@api.parse_params(params, path, method).should == 
+		[	
+			{paramType: "query", name: :name, description:"A name", dataType: "String", required: true},
+			{paramType: "query", name: :level, description:"", dataType: "String", required: false}
+		]
+	end
+
+	it "should parse params as body for a POST" do
+		params = {
+			name: {type: 'String', :desc =>"A name", required: true },
+			level: 'max' 
+		}
+		path = "/coolness"
+		method = "POST"
+		@api.parse_params(params, path, method).should == 
+		[	
+			{paramType: "body", name: :name, description:"A name", dataType: "String", required: true},
+			{paramType: "body", name: :level, description:"", dataType: "String", required: false}
+		]
+	end
+
+end