Do not force include master spec repo if plugin sources are provided

CHANGELOG.md

@@ -8,6 +8,10 @@ To install release candidates run `[sudo] gem install cocoapods --pre`
 
 ##### Enhancements
 
+* Do not force include the master spec repo if plugins provide sources  
+  [Eric Amorde](https://github.com/amorde)
+  [#7033](https://github.com/CocoaPods/CocoaPods/pull/7033)
+
 * Add custom shell script integration from Podfile  
   [Dimitris Koutsogiorgas](https://github.com/dnkoutso)
   [#6820](https://github.com/CocoaPods/CocoaPods/pull/6820)

lib/cocoapods/installer.rb

@@ -140,11 +140,11 @@ module Pod
       end
     end
 
+    # @return [Analyzer] The analyzer used to resolve dependencies
+    #
     def resolve_dependencies
-      analyzer = create_analyzer
-
       plugin_sources = run_source_provider_hooks
-      analyzer.sources.insert(0, *plugin_sources)
+      analyzer = create_analyzer(plugin_sources)
 
       UI.section 'Updating local specs repositories' do
         analyzer.update_repositories
@@ -155,6 +155,7 @@ module Pod
         validate_build_configurations
         clean_sandbox
       end
+      analyzer
     end
 
     def download_dependencies
@@ -243,8 +244,8 @@ module Pod
       @aggregate_targets = analyzer.result.targets
     end
 
-    def create_analyzer
-      Analyzer.new(sandbox, podfile, lockfile).tap do |analyzer|
+    def create_analyzer(plugin_sources = nil)
+      Analyzer.new(sandbox, podfile, lockfile, plugin_sources).tap do |analyzer|
         analyzer.installation_options = installation_options
         analyzer.has_dependencies = has_dependencies?
       end

lib/cocoapods/installer/analyzer.rb

@@ -32,16 +32,22 @@ module Pod
       #
       attr_reader :lockfile
 
+      # @return [Array<Source>] Sources provided by plugins
+      #
+      attr_reader :plugin_sources
+
       # Initialize a new instance
       #
       # @param  [Sandbox]       sandbox           @see sandbox
       # @param  [Podfile]       podfile           @see podfile
       # @param  [Lockfile]      lockfile          @see lockfile
+      # @param  [Array<Source>] plugin_sources    @see plugin_sources
       #
-      def initialize(sandbox, podfile, lockfile = nil)
+      def initialize(sandbox, podfile, lockfile = nil, plugin_sources = nil)
         @sandbox  = sandbox
         @podfile  = podfile
         @lockfile = lockfile
+        @plugin_sources = plugin_sources
 
         @update = false
         @allow_pre_downloads = true
@@ -825,8 +831,8 @@ module Pod
 
       # Returns the sources used to query for specifications
       #
-      # When no explicit Podfile sources are defined, this defaults to the
-      # master spec repository.
+      # When no explicit Podfile sources or plugin sources are defined, this
+      # defaults to the master spec repository.
       # available sources ({config.sources_manager.all}).
       #
       # @return [Array<Source>] the sources to be used in finding
@@ -835,6 +841,7 @@ module Pod
       def sources
         @sources ||= begin
           sources = podfile.sources
+          plugin_sources = @plugin_sources || []
 
           # Add any sources specified using the :source flag on individual dependencies.
           dependency_sources = podfile.dependencies.map(&:podspec_repo).compact
@@ -842,15 +849,19 @@ module Pod
 
           if all_dependencies_have_sources
             sources = dependency_sources
-          elsif has_dependencies? && sources.empty?
+          elsif has_dependencies? && sources.empty? && plugin_sources.empty?
             sources = ['https://github.com/CocoaPods/Specs.git']
           else
             sources += dependency_sources
           end
 
-          sources.uniq.map do |source_url|
+          result = sources.uniq.map do |source_url|
             config.sources_manager.find_or_create_source_with_url(source_url)
           end
+          unless plugin_sources.empty?
+            result.insert(0, *plugin_sources)
+          end
+          result
         end
       end
 

spec/unit/installer_spec.rb

@@ -103,48 +103,73 @@ module Pod
         @installer.install!
       end
 
+      describe 'handling spec sources' do
+        before do
+          @hooks_manager = Pod::HooksManager
+          @hooks_manager.instance_variable_set(:@registrations, nil)
+        end
+
         it 'runs source provider hooks before analyzing' do
           @installer.unstub(:resolve_dependencies)
           @installer.stubs(:validate_build_configurations)
           @installer.stubs(:clean_sandbox)
-        def @installer.run_source_provider_hooks
+          @installer.stubs(:analyze)
+          @installer.stubs(:run_source_provider_hooks).with do
             @hook_called = true
           end
-
-        def @installer.analyze(*)
-          @hook_called.should.be.true
-        end
           @installer.install!
+          @hook_called.should.be.true
         end
 
         it 'includes sources from source provider plugins' do
           plugin_name = 'test-plugin'
-        Pod::HooksManager.register(plugin_name, :source_provider) do |context, options|
+          @hooks_manager.register(plugin_name, :source_provider) do |context, options|
             source_url = options['sources'].first
             return unless source_url
             source = Pod::Source.new(source_url)
             context.add_source(source)
           end
 
-        test_source_name = 'https://github.com/artsy/Specs.git'
+          test_source_name = 'https://github.com/artsy/CustomSpecs.git'
           plugins_hash = Installer::DEFAULT_PLUGINS.merge(plugin_name => { 'sources' => [test_source_name] })
           @installer.podfile.stubs(:plugins).returns(plugins_hash)
           @installer.unstub(:resolve_dependencies)
           @installer.stubs(:validate_build_configurations)
           @installer.stubs(:clean_sandbox)
-        @installer.stubs(:ensure_plugins_are_installed!)
           @installer.stubs(:analyze)
+          Installer::Analyzer.any_instance.stubs(:update_repositories)
 
-        analyzer = Installer::Analyzer.new(config.sandbox, @installer.podfile, @installer.lockfile)
-        analyzer.stubs(:analyze)
-        @installer.stubs(:create_analyzer).returns(analyzer)
-        @installer.install!
+          analyzer = @installer.resolve_dependencies
 
           source = Pod::Source.new(test_source_name)
           names = analyzer.sources.map(&:name)
           names.should.include(source.name)
         end
 
+        it 'does not automatically add master spec repo if plugin sources exist' do
+          plugin_name = 'test-plugin'
+          @hooks_manager.register(plugin_name, :source_provider) do |context, options|
+            source_url = options['sources'].first
+            return unless source_url
+            source = Pod::Source.new(source_url)
+            context.add_source(source)
+          end
+
+          test_source_name = 'https://github.com/artsy/CustomSpecs.git'
+          plugins_hash = Installer::DEFAULT_PLUGINS.merge(plugin_name => { 'sources' => [test_source_name] })
+          @installer.podfile.stubs(:plugins).returns(plugins_hash)
+          @installer.unstub(:resolve_dependencies)
+          @installer.stubs(:validate_build_configurations)
+          @installer.stubs(:clean_sandbox)
+          @installer.stubs(:analyze)
+          Installer::Analyzer.any_instance.stubs(:update_repositories)
+
+          analyzer = @installer.resolve_dependencies
+          names = analyzer.sources.map(&:name)
+          names.should == [Pod::Source.new('https://github.com/artsy/CustomSpecs.git').name]
+        end
+      end
+
       it 'integrates the user targets if the corresponding config is set' do
         @installer.installation_options.integrate_targets = true
         @installer.expects(:integrate_user_project)