Add an integration spec that Integrates a pod with static swift libraries and objective c modules

lib/cocoapods/installer/xcode/pods_project_generator/pod_target_installer.rb

@@ -622,7 +622,7 @@ module Pod
             UI.message "- Copying module map file to #{UI.path(path)}" do
               contents = custom_module_map.read
               unless target.requires_frameworks?
-                contents.gsub!(/^(\s*)framework\s+(module [^{}]){/, '\1\2 [system] {')
+                contents.gsub!(/^(\s*)framework\s+(module[^{}]+){/, '\1\2[system] {')
               end
               generator = Generator::Constant.new(contents)
               update_changed_file(generator, path)

cocoapods-integration-specs @ ce9fcea6

-Subproject commit b21c05141a790ac307a0ff605d2015e58c173889
+Subproject commit ce9fcea6cbeb3d1f2cdc000c204569182cce92b9

spec/integration.rb

@@ -313,6 +313,11 @@ describe_cli 'pod' do
                             'install --no-repo-update'
     end
 
+    describe 'Integrates a pod with static swift libraries and objective c modules' do
+      behaves_like cli_spec 'install_static_swift_modules',
+                            'install --no-repo-update'
+    end
+
     describe 'Integrates a Pod with circular subspec dependencies' do
       behaves_like cli_spec 'install_circular_subspec_dependency',
                             'install --no-repo-update'

spec/unit/generator/xcconfig/pod_xcconfig_spec.rb

@@ -138,7 +138,7 @@ module Pod
           end
 
           it 'does not add root public or private header search paths to the xcconfig' do
-            @xcconfig.to_hash['HEADER_SEARCH_PATHS'].should.be.empty
+            @xcconfig.to_hash['HEADER_SEARCH_PATHS'].should.be.nil
           end
 
           it 'adds the COCOAPODS macro definition' do