Got rid of contest gem to get 1.9.3 to work.

Gemfile

@@ -7,7 +7,6 @@ gemspec
 
 # jquery-rails is used by the dummy application
 gem 'jquery-rails'
-gem 'contest'
 
 # Declare any dependencies that are still in development here instead of in
 # your gemspec. These might include edge Rails or gems from your path or

Gemfile.lock

@@ -36,7 +36,6 @@ GEM
       multi_json (~> 1.0)
     arel (3.0.2)
     builder (3.0.0)
-    contest (0.1.3)
     erubis (2.7.0)
     hike (1.2.1)
     i18n (0.6.0)
@@ -94,6 +93,5 @@ PLATFORMS
 
 DEPENDENCIES
   connections!
-  contest
   jquery-rails
   sqlite3

test/connections_test.rb

@@ -8,78 +8,74 @@ class ConnectionsTest < ActiveSupport::TestCase
     @post = Post.create!
   end
 
-  context 'No Follow class defined for join table' do
-    test '#follow' do
-      assert !@follower.follows?(@user)
-      @follower.follow(@user)
-      assert @follower.follows?(@user)
-    end
-
-    test '#unfollow' do
-      @follower.follow(@user)
-      assert @follower.follows?(@user)
-      @follower.unfollow(@user)
-      assert !@follower.follows?(@user)
-    end
-
-    test '#toggle_follow' do
-      @follower.toggle_follow(@user)
-      assert @follower.follows?(@user)
-      @follower.toggle_follow(@user)
-      assert !@follower.follows?(@user)
-    end
+  # No explicit Follow class defined
+  test '#follow' do
+    assert !@follower.follows?(@user)
+    @follower.follow(@user)
+    assert @follower.follows?(@user)
+  end
 
-    test '#following' do
-      @follower.follow(@user)
-      @follower.follow(@post)
-      assert_equal [@user], @follower.following(:user)
-      assert_equal [@post], @follower.following(:post)
-    end
+  test '#unfollow' do
+    @follower.follow(@user)
+    assert @follower.follows?(@user)
+    @follower.unfollow(@user)
+    assert !@follower.follows?(@user)
+  end
 
-    test '#follows' do
-      #TODO: What should happen if the Follow model isn't defined?
-      #assert !@user.respond_to?(:follows)
-    end
+  test '#toggle_follow' do
+    @follower.toggle_follow(@user)
+    assert @follower.follows?(@user)
+    @follower.toggle_follow(@user)
+    assert !@follower.follows?(@user)
+  end
 
-    test '#followers' do
-      @follower.follow(@user)
-      @follower.follow(@post)
-      assert_equal [@follower], @user.followers(:user)
-      assert_equal [@follower], @post.followers(:user)
-    end
+  test '#following' do
+    @follower.follow(@user)
+    @follower.follow(@post)
+    assert_equal [@user], @follower.following(:user)
+    assert_equal [@post], @follower.following(:post)
   end
 
-  context 'Like class defined for join table' do
+  test '#follows' do
+    #TODO: What should happen if the Follow model isn't defined?
+    #assert !@user.respond_to?(:follows)
+  end
 
-    test '#like' do
-      assert !@user.likes?(@post)
-      @user.like(@post)
-      assert @user.likes?(@post)
-    end
+  test '#followers' do
+    @follower.follow(@user)
+    @follower.follow(@post)
+    assert_equal [@follower], @user.followers(:user)
+    assert_equal [@follower], @post.followers(:user)
+  end
 
-    test '#unlike' do
-      @user.like(@post)
-      assert @user.likes?(@post)
-      @user.unlike(@post)
-      assert !@user.likes?(@post)
-    end
+  # Explicit Like class defined
+  test '#like' do
+    assert !@user.likes?(@post)
+    @user.like(@post)
+    assert @user.likes?(@post)
+  end
 
-    test '#toggle_like' do
-      @user.toggle_like(@post)
-      assert @user.likes?(@post)
-      @user.toggle_like(@post)
-      assert !@user.likes?(@post)
-    end
+  test '#unlike' do
+    @user.like(@post)
+    assert @user.likes?(@post)
+    @user.unlike(@post)
+    assert !@user.likes?(@post)
+  end
 
-    test '#liking' do
-      @user.like(@post)
-      assert_equal [@post], @user.liking(:post)
-    end
+  test '#toggle_like' do
+    @user.toggle_like(@post)
+    assert @user.likes?(@post)
+    @user.toggle_like(@post)
+    assert !@user.likes?(@post)
+  end
 
-    test '#likes' do
-      @user.like(@post)
-      assert_equal [@post], @user.likes.map(&:connectable)
-    end
+  test '#liking' do
+    @user.like(@post)
+    assert_equal [@post], @user.liking(:post)
+  end
 
+  test '#likes' do
+    @user.like(@post)
+    assert_equal [@post], @user.likes.map(&:connectable)
   end
 end