test: 优化测试用例并跳过废弃函数测试

- 在filesystem.Tests.ps1中使用AsObject参数避免控制台输出
- 在install.Tests.ps1中移除冗余的详细输出测试
- 在help.Tests.ps1中标记废弃函数测试为跳过并添加静默警告

Author: mudssky

psutils/tests/filesystem.Tests.ps1

@@ -25,8 +25,8 @@ temp*
     }
 
     It "基本功能测试 - 显示目录树" {
-        # 由于Get-Tree默认输出到控制台，我们测试它不抛出异常
-        { Get-Tree -Path $testRoot -MaxDepth 1 } | Should -Not -Throw
+        # 测试Get-Tree函数不抛出异常，使用AsObject避免控制台输出
+        { $null = Get-Tree -Path $testRoot -MaxDepth 1 -AsObject $true } | Should -Not -Throw
     }
 
     It "AsObject参数测试 - 返回对象" {

psutils/tests/help.Tests.ps1

@@ -14,26 +14,26 @@ BeforeAll {
     $script:TestModulePath = "$PSScriptRoot\.."
 }
 
-Describe "Search-ModuleHelp 函数测试" {
+Describe  "Search-ModuleHelp 函数测试" -Skip {
     Context "基本搜索功能" {
         It "应该能够搜索到包含指定关键词的函数" {
             # Test deprecated function
-            $results = Search-ModuleHelp -SearchTerm "install" -ModulePath $script:TestModulePath
+            $results = Search-ModuleHelp -SearchTerm "install" -ModulePath $script:TestModulePath -WarningAction SilentlyContinue
             $results | Should -Not -BeNullOrEmpty
             $results.Count | Should -BeGreaterThan 0
         }
 
         It "应该能够精确搜索指定的函数名" {
             # Test deprecated function
-            $results = Search-ModuleHelp -FunctionName "Get-OperatingSystem" -ModulePath $script:TestModulePath
+            $results = Search-ModuleHelp -FunctionName "Get-OperatingSystem" -ModulePath $script:TestModulePath -WarningAction SilentlyContinue
             if ($results) {
                 $results.Name | Should -Be "Get-OperatingSystem"
             }
         }
 
         It "搜索不存在的函数应该返回空结果" {
             # Test deprecated function
-            $results = Search-ModuleHelp -FunctionName "NonExistentFunction" -ModulePath $script:TestModulePath
+            $results = Search-ModuleHelp -FunctionName "NonExistentFunction" -ModulePath $script:TestModulePath -WarningAction SilentlyContinue
             $results | Should -BeNullOrEmpty
         }
     }
@@ -42,14 +42,14 @@ Describe "Search-ModuleHelp 函数测试" {
         It "无效的模块路径应该产生错误" {
             # Test deprecated function
             # Test deprecated function
-             { Search-ModuleHelp -SearchTerm "test" -ModulePath "C:\NonExistentPath" -ErrorAction Stop } | Should -Throw
+            { Search-ModuleHelp -SearchTerm "test" -ModulePath "C:\NonExistentPath" -ErrorAction Stop -WarningAction SilentlyContinue } | Should -Throw
         }
     }
 
     Context "结果格式验证" {
         It "返回的结果应该包含必要的属性" {
             # Test deprecated function
-            $results = Search-ModuleHelp -SearchTerm "Get" -ModulePath $script:TestModulePath
+            $results = Search-ModuleHelp -SearchTerm "Get" -ModulePath $script:TestModulePath -WarningAction SilentlyContinue
             if ($results) {
                 $result = $results[0]
                 $result.PSObject.Properties.Name | Should -Contain "Name"

psutils/tests/install.Tests.ps1

@@ -17,9 +17,8 @@ Describe "Test-ModuleInstalled 函数测试" {
 
     It "应该支持详细输出" {
         # 测试详细输出模式
-        $VerbosePreference = 'Continue'
-        { Test-ModuleInstalled -ModuleName "Microsoft.PowerShell.Management" -Verbose } | Should -Not -Throw
-        $VerbosePreference = 'SilentlyContinue'
+        # 测试模块安装检查功能，不输出详细信息
+        { Test-ModuleInstalled -ModuleName "Microsoft.PowerShell.Management" } | Should -Not -Throw
     }
 
     It "应该处理包含特殊字符的模块名" {