Add Chapters for Galleries (#3289)

Co-authored-by: WithoutPants <53250216+WithoutPants@users.noreply.github.com>

pkg/sqlite/gallery_chapter_test.go

@@ -0,0 +1,44 @@
+//go:build integration
+// +build integration
+
+package sqlite_test
+
+import (
+	"context"
+	"testing"
+
+	"github.com/stashapp/stash/pkg/sqlite"
+	"github.com/stretchr/testify/assert"
+)
+
+func TestChapterFindByGalleryID(t *testing.T) {
+	withTxn(func(ctx context.Context) error {
+		mqb := sqlite.GalleryChapterReaderWriter
+
+		galleryID := galleryIDs[galleryIdxWithChapters]
+		chapters, err := mqb.FindByGalleryID(ctx, galleryID)
+
+		if err != nil {
+			t.Errorf("Error finding chapters: %s", err.Error())
+		}
+
+		assert.Greater(t, len(chapters), 0)
+		for _, chapter := range chapters {
+			assert.Equal(t, galleryIDs[galleryIdxWithChapters], int(chapter.GalleryID.Int64))
+		}
+
+		chapters, err = mqb.FindByGalleryID(ctx, 0)
+
+		if err != nil {
+			t.Errorf("Error finding chapter: %s", err.Error())
+		}
+
+		assert.Len(t, chapters, 0)
+
+		return nil
+	})
+}
+
+// TODO Update
+// TODO Destroy
+// TODO Find