新增/dream记忆提取与/memories查看：专用记忆AI、memories表、思考流输出

internal/store/memory_test.go

@@ -0,0 +1,60 @@
+package store
+
+import (
+	"database/sql"
+	"path/filepath"
+	"testing"
+
+	"myaibot/internal/config"
+)
+
+func openMemDB(t *testing.T) *sql.DB {
+	t.Helper()
+	cfg := &config.DatabaseConfig{
+		Driver: "sqlite3",
+		File:   filepath.Join(t.TempDir(), "memory.db"),
+	}
+	db, err := Open(cfg)
+	if err != nil {
+		t.Fatalf("Open 出错: %v", err)
+	}
+	t.Cleanup(func() { Close(db) })
+	if err := Migrate(db, "sqlite3"); err != nil {
+		t.Fatalf("Migrate 出错: %v", err)
+	}
+	return db
+}
+
+func TestMemoriesRoundtrip(t *testing.T) {
+	db := openMemDB(t)
+	ms := []Memory{
+		{Content: "用户喜欢喝咖啡", Category: "preference", Importance: 7},
+		{Content: "用户是 Go 开发者", Category: "fact", Importance: 9, SourceSessionID: 3},
+	}
+	if _, err := SaveMemories(db, ms); err != nil {
+		t.Fatalf("SaveMemories 出错: %v", err)
+	}
+	if n, err := MemoryCount(db); err != nil || n != 2 {
+		t.Errorf("MemoryCount = %d, %v; want 2", n, err)
+	}
+	list, err := ListMemories(db)
+	if err != nil {
+		t.Fatalf("ListMemories 出错: %v", err)
+	}
+	if len(list) != 2 {
+		t.Fatalf("列表数量 = %d, want 2", len(list))
+	}
+	if list[0].Content != "用户是 Go 开发者" || list[0].Importance != 9 || list[0].SourceSessionID != 3 {
+		t.Errorf("最新记忆应为 Go 开发者: %+v", list[0])
+	}
+	if list[1].Content != "用户喜欢喝咖啡" || list[1].Category != "preference" {
+		t.Errorf("记忆顺序/内容异常: %+v", list[1])
+	}
+}
+
+func TestSaveMemoriesEmpty(t *testing.T) {
+	db := openMemDB(t)
+	if _, err := SaveMemories(db, nil); err != nil {
+		t.Fatalf("空列表不应报错: %v", err)
+	}
+}