问题描述
我想以编程方式向 TestAction 对象添加 onlyGenerateCoverageForSpecifiedTargets
属性。根据 documentation 尚不支持此属性。所以我需要给一个对象添加一个自定义属性。我还需要添加 CodeCoverageTargets
组。
这是我的代码:
scheme = Xcodeproj::XCScheme.new
scheme.add_build_target(app_target)
scheme.set_launch_target(app_target)
scheme.add_test_target(target)
test_action = scheme.test_action
test_action.code_coverage_enabled = true
# add onlyGenerateCoverageForSpecifiedTargets = true
scheme.test_action = test_action
scheme.save_as(xcode_proj_dir,name)
<TestAction
buildConfiguration = "Debug"
selectedDebuggerIdentifier = "Xcode.DebuggerFoundation.Debugger.LLDB"
selectedLauncherIdentifier = "Xcode.DebuggerFoundation.Launcher.LLDB"
shouldUseLaunchSchemeArgsEnv = "YES"
codeCoverageEnabled = "YES"
onlyGenerateCoverageForSpecifiedTargets = "YES">
<MacroExpansion>
<BuildableReference
BuildableIdentifier = "primary"
BlueprintIdentifier = "D7CE66BC1C7DE6F700FC64CC"
BuildableName = "AppName.app"
BlueprintName = "AppName"
ReferencedContainer = "container:buddyui.xcodeproj">
</BuildableReference>
</MacroExpansion>
<CodeCoverageTargets>
<BuildableReference
BuildableIdentifier = "primary"
BlueprintIdentifier = "D7CE66BC1C7DE6F700FC64CC"
BuildableName = "AppName.app"
BlueprintName = "AppName"
ReferencedContainer = "container:buddyui.xcodeproj">
</BuildableReference>
</CodeCoverageTargets>
解决方法
我先说:我对 Xcodeproj Gem 和 Xcode 元数据背后的逻辑一无所知。以我的代码作为进一步改进的起点。
您有几种方法可以实现您的要求:
-
MonkeyPatch Xcodeproj。这就是我所做的,对不起:-P
-
扩展 Xcodeproj 类。那将是推荐的解决方案。
-
使用 REXML 直接操作 XML 文件或 XCScheme 对象。
这是我的提议。我向 TestAction
添加了一些方法(基于类似现有方法的代码)并创建了附加类 CodeCoverageTargets
(基于类 MacroExpansion
)。由于我不知道 Xcode 是如何工作的,我选择在 add_code_coverage_targets
中创建方法 XCScheme
而不是覆盖 set_launch_target
(其中 MacroExpansion
被实例化)。
require 'xcodeproj'
class Xcodeproj::XCScheme
def add_code_coverage_targets(build_target)
code_cov_targets = CodeCoverageTargets.new(build_target)
test_action.add_code_coverage_targets(code_cov_targets)
end
class CodeCoverageTargets < XMLElementWrapper
def initialize(target_or_node = nil)
create_xml_element_with_fallback(target_or_node,'CodeCoverageTargets') do
self.buildable_reference = BuildableReference.new(target_or_node) if target_or_node
end
end
def buildable_reference
@buildable_reference ||= BuildableReference.new @xml_element.elements['BuildableReference']
end
def buildable_reference=(ref)
@xml_element.delete_element('BuildableReference')
@xml_element.add_element(ref.xml_element)
@buildable_reference = ref
end
end
class TestAction
def only_generate_coverage_for_specified_targets?
string_to_bool(@xml_element.attributes['onlyGenerateCoverageForSpecifiedTargets'])
end
def only_generate_coverage_for_specified_targets=(flag)
@xml_element.attributes['onlyGenerateCoverageForSpecifiedTargets'] = bool_to_string(flag)
end
def code_coverage_targets
@xml_element.get_elements('CodeCoverageTargets').map do |node|
CodeCoverageTargets.new(node)
end
end
def add_code_coverage_targets(code_coverage_targets)
@xml_element.add_element(code_coverage_targets.xml_element)
end
end
end
你可以这样使用它:
xcode_proj_dir = 'Desktop/SO/66719313/DummyApp.xcodeproj'
xcode_proj = Xcodeproj::Project.open(xcode_proj_dir)
app_target = xcode_proj.targets.first
scheme = Xcodeproj::XCScheme.new
scheme.add_build_target(app_target)
scheme.set_launch_target(app_target)
#scheme.add_test_target(app_target)
scheme.add_code_coverage_targets(app_target) # new method
test_action = scheme.test_action
test_action.code_coverage_enabled = true
test_action.only_generate_coverage_for_specified_targets = true # new method
puts test_action
,
您可以简单地创建一个模块来添加您想要的行为(即您的方法),但我不确定这会解决您的真正问题
module AddOnlyGenerateCoverageForSpecifiedTargets
attr_accessor :only_generate_coverage_for_specified_targets
end
然后将模块包含在您想要的类中。要将其仅包含在一个对象中,请将其包含在它的 singleton_class 中:
test_action.singleton_class.include AddOnlyGenerateCoverageForSpecifiedTargets
# Now you can use it
test_action.only_generate_coverage_for_specified_targets = true