test(macos): boost Clawdis coverage to 40%

apps/macos/Tests/ClawdisIPCTests/ModelCatalogLoaderTests.swift

@@ -0,0 +1,54 @@
+import Foundation
+import Testing
+@testable import Clawdis
+
+@Suite
+struct ModelCatalogLoaderTests {
+    @Test
+    func loadParsesModelsFromTypeScriptAndSorts() async throws {
+        let src = """
+        export const MODELS = {
+          openai: {
+            "gpt-4o-mini": { name: "GPT-4o mini", contextWindow: 128000 } satisfies any,
+            "gpt-4o": { name: "GPT-4o", contextWindow: 128000 } as any,
+            "gpt-3.5": { contextWindow: 16000 },
+          },
+          anthropic: {
+            "claude-3": { name: "Claude 3", contextWindow: 200000 },
+          },
+        };
+        """
+
+        let tmp = FileManager.default.temporaryDirectory
+            .appendingPathComponent("models-\(UUID().uuidString).ts")
+        defer { try? FileManager.default.removeItem(at: tmp) }
+        try src.write(to: tmp, atomically: true, encoding: .utf8)
+
+        let choices = try await ModelCatalogLoader.load(from: tmp.path)
+        #expect(choices.count == 4)
+        #expect(choices.first?.provider == "anthropic")
+        #expect(choices.first?.id == "claude-3")
+
+        let ids = Set(choices.map(\.id))
+        #expect(ids == Set(["claude-3", "gpt-4o", "gpt-4o-mini", "gpt-3.5"]))
+
+        let openai = choices.filter { $0.provider == "openai" }
+        let openaiNames = openai.map(\.name)
+        #expect(openaiNames == openaiNames.sorted { a, b in
+            a.localizedCaseInsensitiveCompare(b) == .orderedAscending
+        })
+    }
+
+    @Test
+    func loadWithNoExportReturnsEmptyChoices() async throws {
+        let src = "const NOPE = 1;"
+        let tmp = FileManager.default.temporaryDirectory
+            .appendingPathComponent("models-\(UUID().uuidString).ts")
+        defer { try? FileManager.default.removeItem(at: tmp) }
+        try src.write(to: tmp, atomically: true, encoding: .utf8)
+
+        let choices = try await ModelCatalogLoader.load(from: tmp.path)
+        #expect(choices.isEmpty)
+    }
+}
+