[macOS] Implement new directories hierarchy (#8741)

images/macos/scripts/tests/Ruby.arm64.Tests.ps1

@@ -0,0 +1,26 @@
+Import-Module "$PSScriptRoot/../helpers/Common.Helpers.psm1"
+Import-Module "$PSScriptRoot/../helpers/Tests.Helpers.psm1" -DisableNameChecking
+
+$os = Get-OSVersion
+
+Describe "Ruby" -Skip:(-not $os.IsArm64) {
+    It "Ruby is available" {
+        "ruby --version" | Should -ReturnZeroExitCode
+    }
+
+    It "Ruby is installed via HomeBrew" {
+        Get-WhichTool "ruby" | Should -Not -BeLike "/usr/bin/ruby*"
+    }
+
+    It "Ruby tools are consistent" {
+        $expectedPrefix = "/opt/homebrew"
+        Get-WhichTool "ruby" | Should -Match "$($expectedPrefix)*"
+        Get-WhichTool "gem" | Should -Match "$($expectedPrefix)*"
+        Get-WhichTool "bundler" | Should -Match "$($expectedPrefix)*"
+    }
+
+    It "Ruby gems permissions are valid" {
+        "gem install bundle" | Should -ReturnZeroExitCode
+        "gem uninstall bundle" | Should -ReturnZeroExitCode
+    }
+}