feat: 优化批量匹配和分页默认值 (#244)

admin/service/inner_code_match_test.go

@@ -1,12 +1,46 @@
 package service
 
 import (
+	"context"
 	"testing"
 
 	"cmautobuy/admin/model"
 	"cmautobuy/admin/syb"
 )
 
+type batchingInnerCodeReader struct {
+	batches [][]int64
+}
+
+func (r *batchingInnerCodeReader) DetailListByStock(_ context.Context, ids []int64) ([]syb.StockDetail, error) {
+	r.batches = append(r.batches, append([]int64(nil), ids...))
+	result := make([]syb.StockDetail, 0, len(ids))
+	for _, id := range ids {
+		result = append(result, syb.StockDetail{ID: id})
+	}
+	return result, nil
+}
+
+func TestReadInnerCodeDetails_总量不限且每批最多100(t *testing.T) {
+	ids := make([]int64, 205)
+	for index := range ids {
+		ids[index] = int64(index + 1)
+	}
+	reader := &batchingInnerCodeReader{}
+	details, err := readInnerCodeDetails(context.Background(), reader, ids)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if len(details) != len(ids) || len(reader.batches) != 3 {
+		t.Fatalf("只读匹配应处理全部选择并分 3 批，details=%d batches=%d", len(details), len(reader.batches))
+	}
+	for index, want := range []int{100, 100, 5} {
+		if len(reader.batches[index]) != want {
+			t.Errorf("第 %d 批数量=%d，期望 %d", index+1, len(reader.batches[index]), want)
+		}
+	}
+}
+
 func TestInnerCodeStockIDFromJSON(t *testing.T) {
 	for _, raw := range []string{
 		`{"stock":{"id":75104587},"detail":{"id":1}}`,