Converts to string for comparing w/ hash_including

  This change updates so the expected request and actual request,
  are compared to as strings, when using hash_including

lib/webmock/matchers/hash_including_matcher.rb

@@ -8,7 +8,12 @@ def initialize(expected)
       end
 
       def ==(actual)
-        @expected.all? {|k,v| actual.has_key?(k) && v === actual[k]}
+        @expected.all? do |k,v|
+          actual_value = actual.respond_to?(:has_key?) ? actual[k] : actual
+          actual_value = WebMock::Util::QueryValueStringifier.stringify(actual_value)
+          actual.has_key?(k) && WebMock::Util::QueryValueStringifier.stringify(v) === actual_value
+       end
+
       rescue NoMethodError
         false
       end

lib/webmock/util/query_value_stringifier.rb

@@ -3,14 +3,18 @@ class QueryValueStringifier
     class << self
       def stringify(value)
         case value
-        when String
+        when String, NilClass
           value
         when Array
           value.map { |v| stringify(v) }
         when Hash
           Hash[value.map { |k, v| [k, stringify(v)] }]
-        else
+        when Integer, TrueClass, FalseClass, Symbol
           value.to_s
+        when WebMock::Matchers::AnyArgMatcher, RSpec::Mocks::ArgumentMatchers::AnyArgMatcher
+          value
+        else
+          value
         end
       end
     end

spec/hash_including_bug_spec.rb

@@ -0,0 +1,27 @@
+require "spec_helper"
+begin
+  require "httparty"
+rescue LoadError
+  @skip_specs = true
+end
+
+unless @skip_specs
+  RSpec.describe "Hash including Bug" do
+    let!(:dummy_url) { 'http://dummyurl.com' }
+
+    it "receive a request" do
+      stub_request(:get, dummy_url).
+        with(query: hash_including({ param1: 5 })).
+        to_return(body: 'body 1')
+
+      expect(
+        HTTParty.get(dummy_url, {
+          query: {
+            param1: 5,
+            param2: 'random1'
+          }
+        }).body
+      ).to eq 'body 1'
+    end
+  end
+end

webmock.gemspec

@@ -33,6 +33,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'excon',           '>= 0.27.5'
   s.add_development_dependency 'minitest',        '~> 5.0.0'
   s.add_development_dependency 'rdoc',            ((RUBY_VERSION == '1.8.6') ? '<= 3.5.0' : '>3.5.0')
+  s.add_development_dependency 'httparty' if RUBY_VERSION >= "1.9.3"
 
   s.files         = `git ls-files`.split("\n")
   s.test_files    = `git ls-files -- {test,spec,features}/*`.split("\n")