Fixing a regression where I was calling the wrong Aws API

lib/kitchen/driver/aws/client.rb

@@ -42,10 +42,10 @@ def initialize(
           creds = self.class.get_credentials(
             profile_name, access_key_id, secret_access_key, session_token
           )
-          Aws.config = {
+          ::Aws.config.update(
             :region => region,
             :credentials => creds
-          }
+          )
         end
 
         # Try and get the credentials from an ordered list of locations
@@ -94,11 +94,11 @@ def get_instance_from_spot_request(request_id)
         end
 
         def client
-          @client ||= Aws::EC2::Client.new
+          @client ||= ::Aws::EC2::Client.new
         end
 
         def resource
-          @resource ||= Aws::EC2::Resource.new
+          @resource ||= ::Aws::EC2::Resource.new
         end
 
       end

spec/kitchen/driver/ec2/client_spec.rb

@@ -93,4 +93,27 @@
        )
     end
   end
+
+  let(:client) { Kitchen::Driver::Aws::Client.new("us-west-1") }
+
+  describe "#initialize" do
+
+    it "successfully creates a client" do
+      expect(client).to be_a(Kitchen::Driver::Aws::Client)
+    end
+
+    it "Sets the AWS config" do
+      client
+      expect(Aws.config[:region]).to eq("us-west-1")
+    end
+  end
+
+  it "returns a client" do
+    expect(client.client).to be_a(Aws::EC2::Client)
+  end
+
+  it "returns a resource" do
+    expect(client.resource).to be_a(Aws::EC2::Resource)
+  end
+
 end