feat: Adds vault client

Sources/TestSupport/TestSupport.swift

@@ -1,3 +1,4 @@
+@_spi(Internal) @_exported import CommandClient
 @_exported import Dependencies
 import Foundation
 import Logging
@@ -7,6 +8,35 @@ public protocol TestCase {}
 
 public extension TestCase {
 
+  static var loggingOptions: LoggingOptions {
+    let levelString = ProcessInfo.processInfo.environment["LOG_LEVEL"] ?? "debug"
+    let logLevel = Logger.Level(rawValue: levelString) ?? .debug
+    return .init(commandName: "\(Self.self)", logLevel: logLevel)
+  }
+
+  func withCapturingCommandClient(
+    _ key: String,
+    dependencies setupDependencies: @escaping (inout DependencyValues) -> Void = { _ in },
+    run: @Sendable @escaping () async throws -> Void,
+    assert: @Sendable @escaping (CommandClient.RunCommandOptions) -> Void
+  ) async throws {
+    let captured = CommandClient.CapturingClient()
+    try await withDependencies {
+      $0.commandClient = .capturing(captured)
+      setupDependencies(&$0)
+    } operation: {
+      try await Self.loggingOptions.withLogger {
+        try await run()
+
+        guard let options = await captured.options else {
+          throw TestSupportError.optionsNotSet
+        }
+
+        assert(options)
+      }
+    }
+  }
+
   func withTestLogger(
     key: String,
     logLevel: Logger.Level = .debug,
@@ -131,3 +161,7 @@ public func withTestLogger(
     try await operation()
   }
 }
+
+enum TestSupportError: Error {
+  case optionsNotSet
+}