Add inspect method for RawValue; add tests

Author: johnnyshields

lib/mongoid/extensions/raw_value.rb

@@ -14,20 +14,12 @@ def initialize(raw_value)
       @raw_value = raw_value
     end
 
-    # Delegate all missing methods to the raw value.
+    # Returns a string containing a human-readable representation of
+    # the object, including the inspection of the underlying value.
     #
-    # @param [ String, Symbol ] method_name The name of the method.
-    # @param [ Array ] args The arguments passed to the method.
-    ruby2_keywords def method_missing(method_name, *args, &block)
-      raw_value.send(method_name, *args, &block)
-    end
-
-    # Delegate all missing methods to the raw value.
-    #
-    # @param [ String, Symbol ] method_name The name of the method.
-    # @param [ true | false ] include_private Whether to check private methods.
-    def respond_to_missing?(method_name, include_private = false)
-      raw_value.respond_to?(method_name, include_private)
+    # @return [ String ] The object inspection.
+    def inspect
+      "RawValue: #{raw_value.inspect}"
     end
   end
 end

spec/mongoid/extensions/raw_value_spec.rb

@@ -0,0 +1,66 @@
+# frozen_string_literal: true
+
+require "spec_helper"
+
+describe Mongoid::RawValue do
+
+  describe "::()" do
+    subject { Mongoid::RawValue(raw_value).raw_value }
+
+    context 'when raw_value is a String' do
+      let(:raw_value) { 'Hello World!' }
+
+      it 'returns the value' do
+        is_expected.to eq 'Hello World!'
+      end
+    end
+
+    context 'when raw_value is an Integer' do
+      let(:raw_value) { 42 }
+
+      it 'returns the value' do
+        is_expected.to eq 42
+      end
+    end
+  end
+
+  describe "#raw_value" do
+    subject { described_class.new(raw_value).raw_value }
+
+    context 'when raw_value is a String' do
+      let(:raw_value) { 'Hello World!' }
+
+      it 'returns the value' do
+        is_expected.to eq 'Hello World!'
+      end
+    end
+
+    context 'when raw_value is an Integer' do
+      let(:raw_value) { 42 }
+
+      it 'returns the value' do
+        is_expected.to eq 42
+      end
+    end
+  end
+
+  describe "#inspect" do
+    subject { described_class.new(raw_value).inspect }
+
+    context 'when raw_value is a String' do
+      let(:raw_value) { 'Hello World!' }
+
+      it 'returns the inspection' do
+        is_expected.to eq 'RawValue: "Hello World!"'
+      end
+    end
+
+    context 'when raw_value is an Integer' do
+      let(:raw_value) { 42 }
+
+      it 'returns the inspection' do
+        is_expected.to eq 'RawValue: 42'
+      end
+    end
+  end
+end