add rspec

test/remote/Gemfile

@@ -2,7 +2,8 @@
 
 source "https://rubygems.org"
 
+gem 'rspec'
 gem 'mqtt', '~> 0.5'
 gem 'dotenv', '~> 2.6'
 gem 'multipart-post'
-gem 'net-ping'
+gem 'net-ping'

test/remote/Gemfile.lock

@@ -1,10 +1,24 @@
 GEM
   remote: https://rubygems.org/
   specs:
+    diff-lcs (1.3)
     dotenv (2.6.0)
     mqtt (0.5.0)
     multipart-post (2.0.0)
     net-ping (2.0.5)
+    rspec (3.8.0)
+      rspec-core (~> 3.8.0)
+      rspec-expectations (~> 3.8.0)
+      rspec-mocks (~> 3.8.0)
+    rspec-core (3.8.0)
+      rspec-support (~> 3.8.0)
+    rspec-expectations (3.8.2)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.8.0)
+    rspec-mocks (3.8.0)
+      diff-lcs (>= 1.2.0, < 2.0)
+      rspec-support (~> 3.8.0)
+    rspec-support (3.8.0)
 
 PLATFORMS
   ruby
@@ -14,6 +28,7 @@ DEPENDENCIES
   mqtt (~> 0.5)
   multipart-post
   net-ping
+  rspec
 
 BUNDLED WITH
    1.17.2