[InstallationOptions] Default to not sharing schemes

lib/cocoapods/installer/installation_options.rb

@@ -106,7 +106,7 @@ module Pod
       option :deterministic_uuids, true
       option :integrate_targets, true
       option :lock_pod_sources, true
-      option :share_schemes_for_development_pods, true
+      option :share_schemes_for_development_pods, false
 
       module Mixin
         module ClassMethods

spec/unit/installer/installation_options_spec.rb

@@ -9,6 +9,7 @@ module Pod
         'deterministic_uuids' => true,
         'integrate_targets' => true,
         'lock_pod_sources' => true,
+        'share_schemes_for_development_pods' => false,
       }.each do |option, default|
         it "includes `#{option}` defaulting to `#{default}`" do
           Installer::InstallationOptions.defaults.fetch(option).should == default
@@ -62,7 +63,7 @@ module Pod
           'deterministic_uuids' => false,
           'integrate_targets' => true,
           'lock_pod_sources' => true,
-          'share_schemes_for_development_pods' => true,
+          'share_schemes_for_development_pods' => false,
         }
       end
 

spec/unit/installer_spec.rb

@@ -758,7 +758,16 @@ module Pod
             @installer.sandbox.stubs(:development_pods).returns('BananaLib' => nil)
           end
 
-          it 'shares by default' do
+          it 'does not share by default' do
+            Xcodeproj::XCScheme.expects(:share_scheme).never
+            @installer.send(:share_development_pod_schemes)
+          end
+
+          it 'can share all schemes' do
+            @installer.installation_options.
+              stubs(:share_schemes_for_development_pods).
+              returns(true)
+
             Xcodeproj::XCScheme.expects(:share_scheme).with(
               @installer.pods_project.path,
               'BananaLib')