修改代码注释为中文

internal/collector/registry_test.go

@@ -11,13 +11,13 @@ func TestRegistry_Register(t *testing.T) {
 	mock := &mockCollector{name: "test"}
 	err := r.Register(mock)
 	if err != nil {
-		t.Fatalf("unexpected error: %v", err)
+		t.Fatalf("注册时不应出错: %v", err)
 	}
 
-	// Duplicate registration should fail
+	// 重复注册应该失败
 	err = r.Register(mock)
 	if err == nil {
-		t.Fatal("expected error for duplicate registration")
+		t.Fatal("重复注册应该返回错误")
 	}
 }
 
@@ -29,15 +29,15 @@ func TestRegistry_Get(t *testing.T) {
 
 	c, ok := r.Get("test")
 	if !ok {
-		t.Fatal("expected to find collector")
+		t.Fatal("应该能找到已注册的采集器")
 	}
 	if c.Name() != "test" {
-		t.Fatalf("expected name 'test', got '%s'", c.Name())
+		t.Fatalf("期望名称为 'test'，实际为 '%s'", c.Name())
 	}
 
 	_, ok = r.Get("nonexistent")
 	if ok {
-		t.Fatal("expected not to find collector")
+		t.Fatal("不应该找到未注册的采集器")
 	}
 }
 
@@ -50,16 +50,16 @@ func TestRegistry_List(t *testing.T) {
 
 	all := r.List()
 	if len(all) != 3 {
-		t.Fatalf("expected 3 collectors, got %d", len(all))
+		t.Fatalf("期望 3 个采集器，实际为 %d 个", len(all))
 	}
 
 	runtime := r.ListByCategory(CategoryRuntime)
 	if len(runtime) != 2 {
-		t.Fatalf("expected 2 runtime collectors, got %d", len(runtime))
+		t.Fatalf("期望 2 个运行时采集器，实际为 %d 个", len(runtime))
 	}
 }
 
-// mockCollector implements Collector for testing
+// mockCollector 用于测试的模拟采集器
 type mockCollector struct {
 	name      string
 	category  Category
@@ -68,7 +68,7 @@ type mockCollector struct {
 
 func (m *mockCollector) Name() string        { return m.name }
 func (m *mockCollector) DisplayName() string { return m.name }
-func (m *mockCollector) Description() string { return "mock collector" }
+func (m *mockCollector) Description() string { return "模拟采集器" }
 func (m *mockCollector) Category() Category  { return m.category }
 func (m *mockCollector) IsAvailable(ctx context.Context) bool {
 	return m.available