Ensure unit tests for Realtime client never connect

spec/shared/client_initializer_behaviour.rb

@@ -103,13 +103,15 @@ def rest?
 
     context 'with a string key instead of options hash' do
       before do
-        allow_any_instance_of(Ably::Realtime::Client).to receive(:auto_connect).and_return(false)
+        allow_any_instance_of(subject.class).to receive(:auto_connect).and_return(false)
       end
 
       let(:client_options) { 'app.key:secret' }
 
       it 'sets the key' do
-        expect(subject.auth.key).to eql(client_options)
+        EventMachine.run do
+          expect(subject.auth.key).to eql(client_options)
+        end
       end
 
       it 'sets the key_name' do
@@ -126,6 +128,10 @@ def rest?
     end
 
     context 'with a string token key instead of options hash' do
+      before do
+        allow_any_instance_of(subject.class).to receive(:auto_connect).and_return(false)
+      end
+
       let(:client_options) { 'app.kjhkasjhdsakdh127g7g1271' }
 
       it 'sets the token' do
@@ -134,7 +140,7 @@ def rest?
     end
 
     context 'with token' do
-      let(:client_options) { { token: 'token' } }
+      let(:client_options) { { token: 'token', auth_connect: false } }
 
       it 'sets the token' do
         expect(subject.auth.current_token_details.token).to eql('token')
@@ -159,6 +165,10 @@ def rest?
     end
 
     context 'endpoint' do
+      before do
+        allow_any_instance_of(subject.class).to receive(:auto_connect).and_return(false)
+      end
+
       it 'defaults to production' do
         expect(subject.endpoint.to_s).to eql("#{protocol}s://#{subdomain}.ably.io")
       end
@@ -207,6 +217,10 @@ def rest?
     end
 
     context 'tls' do
+      before do
+        allow_any_instance_of(subject.class).to receive(:auto_connect).and_return(false)
+      end
+
       context 'set to false' do
         let(:client_options) { default_options.merge(tls: false, auto_connect: false) }
 
@@ -225,6 +239,10 @@ def rest?
     end
 
     context 'logger' do
+      before do
+        allow_any_instance_of(subject.class).to receive(:auto_connect).and_return(false)
+      end
+
       context 'default' do
         it 'uses Ruby Logger' do
           expect(subject.logger.logger).to be_a(::Logger)
@@ -268,6 +286,10 @@ def initialize
   end
 
   context 'delegators' do
+    before do
+      allow_any_instance_of(subject.class).to receive(:auto_connect).and_return(false)
+    end
+
     let(:client_options) { 'app.key:secret' }
 
     it 'delegates :client_id to .auth' do