test(macos): boost Clawdis coverage to 40%

apps/macos/Tests/ClawdisIPCTests/AgentWorkspaceTests.swift

@@ -0,0 +1,45 @@
+import Foundation
+import Testing
+@testable import Clawdis
+
+@Suite
+struct AgentWorkspaceTests {
+    @Test
+    func displayPathUsesTildeForHome() {
+        let home = FileManager.default.homeDirectoryForCurrentUser
+        #expect(AgentWorkspace.displayPath(for: home) == "~")
+
+        let inside = home.appendingPathComponent("Projects", isDirectory: true)
+        #expect(AgentWorkspace.displayPath(for: inside).hasPrefix("~/"))
+    }
+
+    @Test
+    func resolveWorkspaceURLExpandsTilde() {
+        let url = AgentWorkspace.resolveWorkspaceURL(from: "~/tmp")
+        #expect(url.path.hasSuffix("/tmp"))
+    }
+
+    @Test
+    func agentsURLAppendsFilename() {
+        let root = URL(fileURLWithPath: "/tmp/ws", isDirectory: true)
+        let url = AgentWorkspace.agentsURL(workspaceURL: root)
+        #expect(url.lastPathComponent == AgentWorkspace.agentsFilename)
+    }
+
+    @Test
+    func bootstrapCreatesAgentsFileWhenMissing() throws {
+        let tmp = FileManager.default.temporaryDirectory
+            .appendingPathComponent("clawdis-ws-\(UUID().uuidString)", isDirectory: true)
+        defer { try? FileManager.default.removeItem(at: tmp) }
+
+        let agentsURL = try AgentWorkspace.bootstrap(workspaceURL: tmp)
+        #expect(FileManager.default.fileExists(atPath: agentsURL.path))
+
+        let contents = try String(contentsOf: agentsURL, encoding: .utf8)
+        #expect(contents.contains("# AGENTS.md"))
+
+        let second = try AgentWorkspace.bootstrap(workspaceURL: tmp)
+        #expect(second == agentsURL)
+    }
+}
+