feat(backend): pg schema + store queries incl. path-keyed progress

backend/internal/store/store_test.go

@@ -0,0 +1,117 @@
+package store
+
+import (
+	"context"
+	"os"
+	"testing"
+
+	"booklib/internal/db"
+)
+
+func setup(t *testing.T) *Store {
+	t.Helper()
+	url := os.Getenv("DATABASE_URL")
+	if url == "" {
+		t.Skip("DATABASE_URL not set")
+	}
+	ctx := context.Background()
+	p, err := db.Connect(ctx, url)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if err := db.Migrate(ctx, p); err != nil {
+		t.Fatal(err)
+	}
+	s := New(p)
+	for _, q := range []string{
+		"DELETE FROM reading_progress", "DELETE FROM books", "DELETE FROM libraries", "DELETE FROM users"} {
+		if _, err := p.Exec(ctx, q); err != nil {
+			t.Fatal(err)
+		}
+	}
+	return s
+}
+
+func TestBooksDiffLifecycle(t *testing.T) {
+	s := setup(t)
+	ctx := context.Background()
+	libID, err := s.CreateLibrary(ctx, "comics", "/data/books/comics")
+	if err != nil {
+		t.Fatal(err)
+	}
+	bid, err := s.InsertBook(ctx, libID, "series-a/01.cbz", "01", "cbz", 100, 1000, 24)
+	if err != nil {
+		t.Fatal(err)
+	}
+	meta, err := s.ListBookMeta(ctx, libID)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if m := meta["series-a/01.cbz"]; m.ID != bid || m.Size != 100 {
+		t.Fatalf("bad meta %+v", m)
+	}
+	if err := s.UpdateBookFile(ctx, bid, 200, 2000, 25); err != nil {
+		t.Fatal(err)
+	}
+	b, _ := s.GetBook(ctx, bid)
+	if b.FileSize != 200 || b.PageCount != 25 {
+		t.Fatalf("update failed: %+v", b)
+	}
+	if err := s.SetBookState(ctx, bid, "error", "boom"); err != nil {
+		t.Fatal(err)
+	}
+	b, _ = s.GetBook(ctx, bid)
+	if b.State != "error" || b.ErrMsg != "boom" {
+		t.Fatal("state not set")
+	}
+	// changed + deleted 的 diff 输入验证
+	meta, _ = s.ListBookMeta(ctx, libID)
+	if _, ok := meta["nope.cbz"]; ok {
+		t.Fatal("unexpected row")
+	}
+	if err := s.DeleteBookByPath(ctx, libID, "series-a/01.cbz"); err != nil {
+		t.Fatal(err)
+	}
+	if _, err := s.GetBook(ctx, bid); err == nil {
+		t.Fatal("book still exists")
+	}
+}
+
+func TestProgressUpsertAndJoin(t *testing.T) {
+	s := setup(t)
+	ctx := context.Background()
+	uid, _ := s.CreateUser(ctx, "u1", "h", "member")
+	libID, _ := s.CreateLibrary(ctx, "l", "/data/books/l")
+	bid, err := s.InsertBook(ctx, libID, "x/a.cbz", "a", "cbz", 1, 1, 3)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if err := s.UpsertProgress(ctx, uid, libID, "x/a.cbz", []byte(`{"page":2}`), 0.5); err != nil {
+		t.Fatal(err)
+	}
+	if err := s.UpsertProgress(ctx, uid, libID, "x/a.cbz", []byte(`{"page":3}`), 0.9); err != nil {
+		t.Fatal(err) // upsert 不报错
+	}
+	p, err := s.GetProgress(ctx, uid, libID, "x/a.cbz")
+	// jsonb 规范输出: 冒号后有空格
+	if err != nil || p.Percent != 0.9 || string(p.Locator) != `{"page": 3}` {
+		t.Fatalf("bad progress %+v %v", p, err)
+	}
+	list, _ := s.ListProgress(ctx, uid)
+	if len(list) != 1 {
+		t.Fatalf("want 1 got %d", len(list))
+	}
+	// 删书行,进度保留(spec §4)
+	if err := s.DeleteBook(ctx, bid); err != nil {
+		t.Fatal(err)
+	}
+	if _, err := s.GetProgress(ctx, uid, libID, "x/a.cbz"); err != nil {
+		t.Fatal("progress lost with book")
+	}
+	// 列表联查带本人 percent
+	_, _ = s.InsertBook(ctx, libID, "x/a.cbz", "a", "cbz", 1, 1, 3)
+	views, _ := s.ListBooks(ctx, 0, "", "", uid)
+	if len(views) != 1 || views[0].Percent != 0.9 {
+		t.Fatalf("views %+v", views)
+	}
+}