add registries for parsers/renderers

model/renderers/renderer_test.go

@@ -0,0 +1,67 @@
+package renderers
+
+import (
+	"testing"
+
+	"github.com/ollama/ollama/api"
+)
+
+type mockRenderer struct{}
+
+func (m *mockRenderer) Render(msgs []api.Message, tools []api.Tool, think *api.ThinkValue) (string, error) {
+	return "mock-output", nil
+}
+
+func TestRegisterCustomRenderer(t *testing.T) {
+	// Register a custom renderer
+	Register("custom-renderer", func() Renderer {
+		return &mockRenderer{}
+	})
+
+	// Retrieve and use it
+	result, err := RenderWithRenderer("custom-renderer", nil, nil, nil)
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	if result != "mock-output" {
+		t.Errorf("expected 'mock-output', got %q", result)
+	}
+}
+
+func TestBuiltInRendererStillWorks(t *testing.T) {
+	// Test that qwen3-coder still works
+	messages := []api.Message{
+		{Role: "user", Content: "Hello"},
+	}
+
+	result, err := RenderWithRenderer("qwen3-coder", messages, nil, nil)
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	if result == "" {
+		t.Error("expected non-empty result from qwen3-coder renderer")
+	}
+}
+
+func TestOverrideBuiltInRenderer(t *testing.T) {
+	// Override the built-in renderer
+	Register("qwen3-coder", func() Renderer {
+		return &mockRenderer{}
+	})
+
+	// Should get the override
+	result, err := RenderWithRenderer("qwen3-coder", nil, nil, nil)
+	if err != nil {
+		t.Fatalf("unexpected error: %v", err)
+	}
+	if result != "mock-output" {
+		t.Errorf("expected 'mock-output' from override, got %q", result)
+	}
+}
+
+func TestUnknownRendererReturnsError(t *testing.T) {
+	_, err := RenderWithRenderer("nonexistent-renderer", nil, nil, nil)
+	if err == nil {
+		t.Error("expected error for unknown renderer")
+	}
+}