Fix OTHER_LDFLAGS for projects including source static frameworks

CHANGELOG.md

@@ -16,14 +16,18 @@ To install release candidates run `[sudo] gem install cocoapods --pre`
   dependency resolution.  
   [Samuel Giddins](https://github.com/segiddins)
 
-* Add support for source static library frameworks
+* Add support for source static library frameworks  
   [Paul Beusterien](https://github.com/paulb777)
   [#6811](https://github.com/CocoaPods/CocoaPods/pull/6811)
 
-* Add Private Header support to static frameworks
+* Add Private Header support to static frameworks  
   [Paul Beusterien](https://github.com/paulb777)
   [#6969](https://github.com/CocoaPods/CocoaPods/pull/6969)
 
+* For source static frameworks, include frameworks from dependent targets and libraries in OTHER_LDFLAGS  
+  [paulb777](https://github.com/paulb777)
+  [#6988](https://github.com/CocoaPods/CocoaPods/pull/6988)
+
 ##### Bug Fixes
 
 * Perform code signing on xctest bundles in the Pods project generated by a test spec  

lib/cocoapods/generator/xcconfig/aggregate_xcconfig.rb

@@ -170,11 +170,11 @@ module Pod
         #  - `@import …;` / `import …`
         #
         def generate_settings_to_import_pod_targets
-          @xcconfig.merge! XCConfigHelper.settings_for_dependent_targets(target, pod_targets)
+          @xcconfig.merge! XCConfigHelper.search_paths_for_dependent_targets(target, pod_targets)
           @xcconfig.merge!(settings_to_import_pod_targets)
           target.search_paths_aggregate_targets.each do |search_paths_target|
             generator = AggregateXCConfig.new(search_paths_target, configuration_name)
-            @xcconfig.merge! XCConfigHelper.settings_for_dependent_targets(nil, search_paths_target.pod_targets)
+            @xcconfig.merge! XCConfigHelper.search_paths_for_dependent_targets(nil, search_paths_target.pod_targets)
             @xcconfig.merge!(generator.settings_to_import_pod_targets)
           end
         end

lib/cocoapods/generator/xcconfig/pod_xcconfig.rb

@@ -70,10 +70,10 @@ module Pod
           end
           XCConfigHelper.add_target_specific_settings(target, @xcconfig)
           recursive_dependent_targets = target.recursive_dependent_targets
-          @xcconfig.merge! XCConfigHelper.settings_for_dependent_targets(target, recursive_dependent_targets, @test_xcconfig)
+          @xcconfig.merge! XCConfigHelper.search_paths_for_dependent_targets(target, recursive_dependent_targets, @test_xcconfig)
           if @test_xcconfig
             test_dependent_targets = [target, *target.recursive_test_dependent_targets].uniq
-            @xcconfig.merge! XCConfigHelper.settings_for_dependent_targets(target, test_dependent_targets - recursive_dependent_targets, @test_xcconfig)
+            @xcconfig.merge! XCConfigHelper.search_paths_for_dependent_targets(target, test_dependent_targets - recursive_dependent_targets, @test_xcconfig)
             XCConfigHelper.generate_vendored_build_settings(nil, target.all_test_dependent_targets, @xcconfig)
             XCConfigHelper.generate_other_ld_flags(nil, target.all_test_dependent_targets, @xcconfig)
             XCConfigHelper.generate_ld_runpath_search_paths(target, false, true, @xcconfig)

lib/cocoapods/generator/xcconfig/xcconfig_helper.rb

@@ -270,7 +270,7 @@ module Pod
         #
         # @return [Hash<String, String>] the settings
         #
-        def self.settings_for_dependent_targets(target, dependent_targets, test_xcconfig = false)
+        def self.search_paths_for_dependent_targets(target, dependent_targets, test_xcconfig = false)
           dependent_targets = dependent_targets.select(&:should_build?)
 
           # Filter out dependent targets that are subsets of another target.
@@ -332,7 +332,7 @@ module Pod
         #
         def self.generate_vendored_build_settings(aggregate_target, pod_targets, xcconfig)
           pod_targets.each do |pod_target|
-            unless pod_target.should_build? && pod_target.requires_frameworks?
+            unless pod_target.should_build? && pod_target.requires_frameworks? && !pod_target.static_framework?
               XCConfigHelper.add_settings_for_file_accessors_of_target(aggregate_target, pod_target, xcconfig)
             end
           end
@@ -396,6 +396,16 @@ module Pod
         # @return [void]
         #
         def self.generate_other_ld_flags(aggregate_target, pod_targets, xcconfig)
+          # Make sure -framework option gets added for the search paths when static_frameworks are involved.
+          # Otherwise test targets won't link in their primary target's dependencies.
+          unless aggregate_target.nil?
+            dependent_targets = aggregate_target.search_paths_aggregate_targets
+            dependent_targets.each do |dependent_target|
+              if dependent_target.pod_targets.any?(&:static_framework?)
+                generate_other_ld_flags(dependent_target, dependent_target.pod_targets, xcconfig)
+              end
+            end
+          end
           other_ld_flags = pod_targets.select(&:should_build?).map do |pod_target|
             if pod_target.requires_frameworks?
               %(-framework "#{pod_target.product_basename}")

spec/unit/generator/xcconfig/xcconfig_helper_spec.rb

@@ -77,10 +77,88 @@ module Pod
               :configuration_build_dir => 'B',
             )
             dependent_targets = [target1, target2]
-            build_settings = @sut.settings_for_dependent_targets(nil, dependent_targets)
+            build_settings = @sut.search_paths_for_dependent_targets(nil, dependent_targets)
             build_settings['FRAMEWORK_SEARCH_PATHS'].should == '"AB"'
           end
 
+          it 'adds the libraries of the xcconfig for a static framework' do
+            target_definition = stub(:inheritance => 'search_paths')
+            consumer = stub(
+              :pod_target_xcconfig => {},
+              :libraries => ['xml2'],
+              :frameworks => [],
+              :weak_frameworks => [],
+              :platform_name => :ios,
+            )
+            file_accessor = stub(
+              :spec_consumer => consumer,
+              :vendored_static_frameworks => [],
+              :vendored_dynamic_frameworks => [],
+              :vendored_static_libraries => [],
+              :vendored_dynamic_libraries => [],
+            )
+            pod_target = stub(
+              :name => 'BananaLib',
+              :sandbox => config.sandbox,
+              :should_build? => true,
+              :requires_frameworks? => true,
+              :static_framework? => true,
+              :dependent_targets => [],
+              :file_accessors => [file_accessor],
+            )
+            pod_targets = [pod_target]
+            aggregate_target = stub(
+              :target_definition => target_definition,
+              :pod_targets => pod_targets,
+              :search_paths_aggregate_targets => [],
+            )
+            xcconfig = Xcodeproj::Config.new
+            @sut.generate_vendored_build_settings(aggregate_target, pod_targets, xcconfig)
+            xcconfig.to_hash['OTHER_LDFLAGS'].should == '-l"xml2"'
+          end
+
+          it 'makes sure setting from search_paths get propagated for static frameworks' do
+            target_definition = stub(:inheritance => 'search_paths')
+            consumer = stub(
+              :pod_target_xcconfig => {},
+              :libraries => ['xml2'],
+              :frameworks => ['Foo'],
+              :weak_frameworks => [],
+              :platform_name => :ios,
+            )
+            file_accessor = stub(
+              :spec_consumer => consumer,
+              :vendored_static_frameworks => [],
+              :vendored_dynamic_frameworks => [],
+              :vendored_static_libraries => [],
+              :vendored_dynamic_libraries => [],
+            )
+            pod_target = stub(
+              :name => 'BananaLib',
+              :sandbox => config.sandbox,
+              :should_build? => true,
+              :requires_frameworks? => true,
+              :static_framework? => true,
+              :dependent_targets => [],
+              :file_accessors => [file_accessor],
+              :product_basename => 'Foo',
+            )
+            pod_targets = [pod_target]
+            aggregate_target = stub(
+              :target_definition => target_definition,
+              :pod_targets => pod_targets,
+              :search_paths_aggregate_targets => [],
+            )
+            test_aggregate_target = stub(
+              :target_definition => target_definition,
+              :pod_targets => [],
+              :search_paths_aggregate_targets => [aggregate_target],
+            )
+            xcconfig = Xcodeproj::Config.new
+            @sut.generate_other_ld_flags(test_aggregate_target, [], xcconfig)
+            xcconfig.to_hash['OTHER_LDFLAGS'].should == '-framework "Foo"'
+          end
+
           it 'adds the frameworks of the xcconfig' do
             xcconfig = Xcodeproj::Config.new
             consumer = stub(