Update testing gems (#397)

Gemfile

@@ -103,7 +103,7 @@ group :test do
   gem "generator_spec"
   gem "launchy"
   gem "poltergeist"
-  gem "rspec-rails", "~> 3"
+  gem "rspec-rails", "~> 3.6"
   gem "rspec-retry"
   gem "selenium-webdriver", "<3.0.0"
 end

Gemfile.lock

@@ -56,7 +56,7 @@ GEM
       bundler (~> 1.2)
       thor (~> 0.18)
     byebug (9.0.6)
-    capybara (2.13.0)
+    capybara (2.14.0)
       addressable
       mime-types (>= 1.16)
       nokogiri (>= 1.3.3)
@@ -66,8 +66,8 @@ GEM
     capybara-screenshot (1.0.14)
       capybara (>= 1.0, < 3)
       launchy
-    capybara-webkit (1.14.0)
-      capybara (>= 2.3.0, < 2.14.0)
+    capybara-webkit (1.1.0)
+      capybara (~> 2.0, >= 2.0.2)
       json
     childprocess (0.6.3)
       ffi (~> 1.0, >= 1.0.11)
@@ -110,7 +110,7 @@ GEM
       railties (>= 3.0.0)
     globalid (0.4.0)
       activesupport (>= 4.2.0)
-    i18n (0.8.1)
+    i18n (0.8.4)
     interception (0.5)
     io-like (0.3.0)
     jbuilder (2.6.3)
@@ -143,7 +143,7 @@ GEM
     parser (2.4.0.0)
       ast (~> 2.2)
     pg (0.20.0)
-    poltergeist (1.14.0)
+    poltergeist (1.15.0)
       capybara (~> 2.1)
       cliver (~> 0.3.1)
       websocket-driver (>= 0.2.0)
@@ -194,7 +194,8 @@ GEM
       method_source
       rake (>= 0.8.7)
       thor (>= 0.18.1, < 2.0)
-    rainbow (2.2.1)
+    rainbow (2.2.2)
+      rake
     rake (12.0.0)
     rb-fsevent (0.9.8)
     rb-inotify (0.9.8)
@@ -207,25 +208,25 @@ GEM
       rails (>= 3.2)
       rainbow (~> 2.1)
     redis (3.3.3)
-    rspec-core (3.5.4)
-      rspec-support (~> 3.5.0)
-    rspec-expectations (3.5.0)
+    rspec-core (3.6.0)
+      rspec-support (~> 3.6.0)
+    rspec-expectations (3.6.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.5.0)
-    rspec-mocks (3.5.0)
+      rspec-support (~> 3.6.0)
+    rspec-mocks (3.6.0)
       diff-lcs (>= 1.2.0, < 2.0)
-      rspec-support (~> 3.5.0)
-    rspec-rails (3.5.2)
+      rspec-support (~> 3.6.0)
+    rspec-rails (3.6.0)
       actionpack (>= 3.0)
       activesupport (>= 3.0)
       railties (>= 3.0)
-      rspec-core (~> 3.5.0)
-      rspec-expectations (~> 3.5.0)
-      rspec-mocks (~> 3.5.0)
-      rspec-support (~> 3.5.0)
-    rspec-retry (0.5.3)
-      rspec-core (> 3.3, < 3.6)
-    rspec-support (3.5.0)
+      rspec-core (~> 3.6.0)
+      rspec-expectations (~> 3.6.0)
+      rspec-mocks (~> 3.6.0)
+      rspec-support (~> 3.6.0)
+    rspec-retry (0.5.4)
+      rspec-core (> 3.3, < 3.7)
+    rspec-support (3.6.0)
     rubocop (0.48.1)
       parser (>= 2.3.3.1, < 3.0)
       powerpack (~> 0.1)
@@ -296,7 +297,7 @@ GEM
     websocket-driver (0.6.5)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.2)
-    xpath (2.0.0)
+    xpath (2.1.0)
       nokogiri (~> 1.3)
     yard (0.9.8)
 
@@ -336,7 +337,7 @@ DEPENDENCIES
   rainbow
   react_on_rails (= 8.0.1)
   redis
-  rspec-rails (~> 3)
+  rspec-rails (~> 3.6)
   rspec-retry
   rubocop
   ruby-lint
@@ -354,4 +355,4 @@ RUBY VERSION
    ruby 2.4.1p111
 
 BUNDLED WITH
-   1.15.0
+   1.15.1

spec/rails_helper.rb

@@ -4,6 +4,7 @@
 Coveralls.wear!("rails") # must occur before any of your application code is required
 require "spec_helper"
 require File.expand_path("../../config/environment", __FILE__)
+
 require "rspec/rails"
 require "capybara/rspec"
 require "capybara/poltergeist"
@@ -20,11 +21,6 @@
 # end with _spec.rb. You can configure this pattern with the --pattern
 # option on the command line or in ~/.rspec, .rspec or `.rspec-local`.
 #
-# The following line is provided for convenience purposes. It has the downside
-# of increasing the boot-up time by auto-requiring all files in the support
-# directory. Alternatively, in the individual `*_spec.rb` files, manually
-# require only the support files necessary.
-#
 # Dir[Rails.root.join("spec/support/**/*.rb")].each { |f| require f }
 
 # Checks for pending migrations before tests are run.

spec/support/poltergeist.rb

@@ -54,7 +54,8 @@
 
       puts "\n"
       puts "=" * 80
-      puts "Exception caught! #{example_ex.ai}"
+      puts "Exception caught! #{example_ex}"
+      puts example_ex.message
       puts "when running example:\n  #{example.full_description}"
       puts "  at #{example.location} with driver #{Capybara.current_driver}."