我在我的项目中使用 GHUnit，但是当我尝试运行该应用程序时，它给出了错误
ld/users/goldfire/library/developer/Xcode/DerivedData/WhatsMySpeed-amkgqintxyhelabqvrpouivmdglf/Build/Products/Debug-iphonesimulator/GHUnitTests.app/GHUnitTests normal i386 cd/users/goldfire/Desktop/Example/WhatsMySpeed setenv MACOSX_DEPLOYMENT_TARGET 10.6 setenv PATH "/Applications/Xcode.app/Content/Developer/Platforms/iPhoneSimulator.platform/Developer/usr/bin：/Applications/Xcode.app/Content/Developer/usr/bin：/usr/bin：/bin：/bin：/usr/sbin：/sbin" /Applications/Xcode.app/Content/Developer/Toolchains/XcodeDefault.xctoolchain/usr/bin/clang -arch i386 -isysroot/Applications/Xcode.app/Content/Developer/Platforms/iPhoneSimulator.platform/Developer/SDKs/iPhoneSimulator5.1.sdk -L/Users/goldfire/Library/Developer/Xcode/DerivedData/WhatsMySpeed-amkgqintxyhelabqvrpouivmdglf/Build/Products/Debug-iphonesimulator-f/users/goldfire/library/developer/Xcode/DerivedData/WhatsMySpeed-amkgqintxyhelabqvrpouivmdglf/Build/Products/Debug-iphonesimulator -F/Users/goldfire/Desktop/example/WhatsMySpeed -f/applications/Xcode.app/Content/Developer/Library/Frameworks -filelist/Users/goldfire/Library/Developer/Xcode/DerivedData/WhatsMySpeed-amkgqintxyhelabqvrpouivmdglf/Build/Intermediates/WhatsMySpeed.build/Debug-iphonesimulator/GHUnitTests.build/Objects-normal/i386/GHUnitTests.LinkFileList -mmacosx-version-min=10.6 -Xlinker -objc_abi_version -Xlinker 2 -ObjC -all_load -fobjc-arc -Xlinker -no_implicit_dylibs -D__IPHONE_OS_VERSION_MIN_REQUIRED=50100 -framework UIKit -framework Foundation -framework CoreGraphics -framework GHUnitIOS -framework SenTestingKit -o/Users/goldfire/Library/Developer/Xcode/DerivedData/WhatsMySpeed-amkgqintxyhelabqvrpouivmdglf/Build/Products/Debug-iphonesimulator/GHUnitTests.app/GHUnitTests
架构 i386 的未定义符号： "_OBJC_CLASS_$_SenTestCase"，参考自： _OBJC_CLASS_$_LogicTests in LogicTests.o "_OBJC_METACLASS_$_SenTestCase"，引用自： _OBJC_METACLASS_$_LogicTests in LogicTests.o LD：找不到架构 i386 的符号 clang：错误：链接器命令失败，退出代码为 1(使用 -v 查看调用(
查看此链接：http://fstanley.github.com/blog/2012/06/10/fixing-ghunit-sentestcase-link-errors/
基本上你需要添加：
$(SDKROOT)/Developer/Library/Frameworks
和
$(DEVELOPER_LIBRARY_DIR)/Frameworks
到测试目标设置中的框架搜索路径。
我有同样的错误，这修复了它。
注意：必须按 http://forum.sparrow-framework.org/topic/cant-run-unit-tests 的确切顺序添加项目。