[Installer] Define deployment target of the Pods project.

Closes #556

CHANGELOG.md

@@ -5,6 +5,8 @@
 * CocoaPods now defines the `COCOAPODS=1` macro in the Pod and the Client
   targets. This is useful for libraries which conditionally expose interfaces.
   [#903](https://github.com/CocoaPods/CocoaPods/issues/903)
+* CocoaPods now defines the deployment target of the project.
+  [#556](https://github.com/CocoaPods/CocoaPods/issues/556)
 
 ###### Bug fixes
 

lib/cocoapods/installer.rb

@@ -55,9 +55,9 @@ module Pod
     # @param  [Lockfile] lockfile    @see lockfile
     #
     def initialize(sandbox, podfile, lockfile = nil)
-      @sandbox  =  sandbox
-      @podfile  =  podfile
-      @lockfile =  lockfile
+      @sandbox  = sandbox
+      @podfile  = podfile
+      @lockfile = lockfile
     end
 
     # @return [Bool] Whether the installer is in update mode. In update mode
@@ -276,6 +276,13 @@ module Pod
           @pods_project.add_podfile(config.podfile_path)
         end
         sandbox.project = @pods_project
+        platforms = libraries.map(&:platform)
+        osx_deployment_target = platforms.select { |p| p.name == :osx }.map(&:deployment_target).min
+        ios_deployment_target = platforms.select { |p| p.name == :ios }.map(&:deployment_target).min
+        @pods_project.build_configurations.each do |build_configuration|
+          build_configuration.build_settings['MACOSX_DEPLOYMENT_TARGET'] = osx_deployment_target.to_s if osx_deployment_target
+          build_configuration.build_settings['IPHONEOS_DEPLOYMENT_TARGET'] = ios_deployment_target.to_s if ios_deployment_target
+        end
       end
     end
 

spec/integration/install_add_pod/after/Pods/Pods.xcodeproj.yaml

@@ -96,6 +96,8 @@ Targets:
 
 Build Configurations:
 - Release:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'
 - Debug:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'

spec/integration/install_custom_workspace/after/Pods/Pods.xcodeproj.yaml

@@ -163,6 +163,8 @@ Targets:
 
 Build Configurations:
 - Release:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'
 - Debug:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'

spec/integration/install_external_source/after/Pods/Pods.xcodeproj.yaml

@@ -96,6 +96,8 @@ Targets:
 
 Build Configurations:
 - Release:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '4.3'
 - Debug:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '4.3'

spec/integration/install_local_source/after/Pods/Pods.xcodeproj.yaml

@@ -91,6 +91,8 @@ Targets:
 
 Build Configurations:
 - Release:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '4.3'
 - Debug:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '4.3'

spec/integration/install_multiple_targets/after/Pods/Pods.xcodeproj.yaml

@@ -240,6 +240,8 @@ Targets:
 
 Build Configurations:
 - Release:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'
 - Debug:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'

spec/integration/install_new/after/Pods/Pods.xcodeproj.yaml

@@ -91,6 +91,8 @@ Targets:
 
 Build Configurations:
 - Release:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'
 - Debug:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'

spec/integration/install_podfile_callbacks/after/Pods/Pods.xcodeproj.yaml

@@ -93,6 +93,8 @@ Targets:
 
 Build Configurations:
 - Release:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'
 - Debug:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'

spec/integration/install_podspec/after/Pods/Pods.xcodeproj.yaml

@@ -91,6 +91,8 @@ Targets:
 
 Build Configurations:
 - Release:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'
 - Debug:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'

spec/integration/install_remove_pod/after/Pods/Pods.xcodeproj.yaml

@@ -91,6 +91,8 @@ Targets:
 
 Build Configurations:
 - Release:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'
 - Debug:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'

spec/integration/install_spec_callbacks/after/Pods/Pods.xcodeproj.yaml

@@ -95,6 +95,8 @@ Targets:
 
 Build Configurations:
 - Release:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'
 - Debug:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'

spec/integration/install_subspecs/after/Pods/Pods.xcodeproj.yaml

@@ -170,6 +170,10 @@ Targets:
 
 Build Configurations:
 - Release:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '4.3'
+      MACOSX_DEPLOYMENT_TARGET: '10.6'
 - Debug:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '4.3'
+      MACOSX_DEPLOYMENT_TARGET: '10.6'

spec/integration/update/after/Pods/Pods.xcodeproj.yaml

@@ -91,6 +91,8 @@ Targets:
 
 Build Configurations:
 - Release:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'
 - Debug:
-    Build Settings: {}
+    Build Settings:
+      IPHONEOS_DEPLOYMENT_TARGET: '6.0'

spec/unit/installer_spec.rb

@@ -205,16 +205,32 @@ module Pod
       describe "#prepare_pods_project" do
 
         it "creates the Pods project" do
+          @installer.stubs(:libraries).returns([])
           @installer.send(:prepare_pods_project)
           @installer.pods_project.class.should == Pod::Project
         end
 
         it "adds the Podfile to the Pods project" do
+          @installer.stubs(:libraries).returns([])
           config.podfile_path.stubs(:exist?).returns(true)
           @installer.send(:prepare_pods_project)
           f = @installer.pods_project['Podfile']
           f.name.should == 'Podfile'
         end
+
+        it "sets the deployment target for the whole project" do
+          library_ios = Library.new(nil)
+          library_osx = Library.new(nil)
+          library_ios.platform = Platform.new(:ios, '6.0')
+          library_osx.platform = Platform.new(:osx, '10.8')
+          @installer.stubs(:libraries).returns([library_ios, library_osx])
+          @installer.send(:prepare_pods_project)
+          build_settings = @installer.pods_project.build_configurations.map(&:build_settings)
+          build_settings.should == [
+            {"MACOSX_DEPLOYMENT_TARGET"=>"10.8", "IPHONEOS_DEPLOYMENT_TARGET"=>"6.0"},
+            {"MACOSX_DEPLOYMENT_TARGET"=>"10.8", "IPHONEOS_DEPLOYMENT_TARGET"=>"6.0"},
+          ]
+        end
       end
 
       #--------------------------------------#
@@ -259,20 +275,22 @@ module Pod
 
       describe "#write_pod_project" do
 
-        it "sorts the main group" do
+        before do
+          @installer.stubs(:libraries).returns([])
           @installer.send(:prepare_pods_project)
+        end
+
+        it "sorts the main group" do
           @installer.pods_project.main_group.expects(:sort_by_type!)
           @installer.send(:write_pod_project)
         end
 
         it "sorts the frameworks group" do
-          @installer.send(:prepare_pods_project)
           @installer.pods_project['Frameworks'].expects(:sort_by_type!)
           @installer.send(:write_pod_project)
         end
 
         it "saves the project to the given path" do
-          @installer.send(:prepare_pods_project)
           path = temporary_directory + 'Pods/Pods.xcodeproj'
           @installer.pods_project.expects(:save_as).with(path)
           @installer.send(:write_pod_project)