Update CI workflow to add --build-tests to build step (#85)

* Update CI workflow to add --build-tests to build step

* Fix compiler warnings in MockLanguageModel

* Fix broken multimodal CoreML tests

Author: mattt

.github/workflows/ci.yml

@@ -42,10 +42,10 @@ jobs:
             ${{ runner.os }}-swift-${{ matrix.swift }}-spm-
 
       - name: Build
-        run: swift build --traits MLX,Llama,CoreML
+        run: swift build --build-tests --traits MLX,Llama,CoreML
 
       - name: Test
-        run: swift test
+        run: swift test --skip-build
 
   test-linux:
     name: Swift ${{ matrix.swift-version }} on Linux

Tests/AnyLanguageModelTests/CoreMLLanguageModelTests.swift

@@ -138,33 +138,31 @@ import Testing
         func multimodal_rejectsImageURL() async throws {
             let model = try await getModel()
             let session = LanguageModelSession(model: model)
-            let prompt = Transcript.Prompt(segments: [
-                .text(.init(content: "Describe this image")),
-                .image(.init(url: testImageURL)),
-            ])
             do {
-                _ = try await session.respond(to: prompt)
+                _ = try await session.respond(
+                    to: "Describe this image",
+                    image: .init(url: testImageURL)
+                )
                 Issue.record("Expected error when image segments are present")
             } catch {
                 // CoreMLUnsupportedFeatureError is a private struct, so we just check that an error is thrown
-                #expect(true)
+                #expect(Bool(true))
             }
         }
 
         @Test @available(macOS 15.0, iOS 18.0, tvOS 18.0, visionOS 2.0, watchOS 11.0, *)
         func multimodal_rejectsImageData() async throws {
             let model = try await getModel()
             let session = LanguageModelSession(model: model)
-            let prompt = Transcript.Prompt(segments: [
-                .text(.init(content: "Describe this image")),
-                .image(.init(data: testImageData, mimeType: "image/jpeg")),
-            ])
             do {
-                _ = try await session.respond(to: prompt)
+                _ = try await session.respond(
+                    to: "Describe this image",
+                    image: .init(data: testImageData, mimeType: "image/jpeg")
+                )
                 Issue.record("Expected error when image segments are present")
             } catch {
                 // CoreMLUnsupportedFeatureError is a private struct, so we just check that an error is thrown
-                #expect(true)
+                #expect(Bool(true))
             }
         }
     }

Tests/AnyLanguageModelTests/MockLanguageModelTests.swift

@@ -94,7 +94,7 @@ struct MockLanguageModelTests {
         try await Task.sleep(for: .milliseconds(50))
         #expect(asyncSession.isResponding == true)
 
-        let response = try await asyncTask.value
+        _ = try await asyncTask.value
         try await Task.sleep(for: .milliseconds(10))
         #expect(asyncSession.isResponding == false)
         #expect(asyncSession.transcript.count == 2)