177 lines
7.0 KiB
Go
177 lines
7.0 KiB
Go
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package service
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import (
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"database/sql"
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"encoding/json"
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"path/filepath"
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"testing"
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"time"
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"cmautobuy/admin/repository"
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"github.com/xuri/excelize/v2"
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_ "modernc.org/sqlite"
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)
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func TestParseXLSXMaxTWDAndConvert(t *testing.T) {
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tests := []struct {
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raw string
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wantMax string
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wantCents int64
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}{
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{"249", "249", 2490},
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{"314~630", "630", 6300},
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{"12.35～10", "12.35", 124},
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}
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for _, test := range tests {
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maximum, err := parseXLSXMaxTWD(test.raw)
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if err != nil {
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t.Fatalf("解析 %q 失败: %v", test.raw, err)
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}
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cents, err := twdToCNYCent(maximum)
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if err != nil || decimalText(maximum) != test.wantMax || cents != test.wantCents {
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t.Errorf("%q => max=%s cents=%d err=%v，期望 %s/%d",
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test.raw, decimalText(maximum), cents, err, test.wantMax, test.wantCents)
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}
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}
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if _, err := parseXLSXMaxTWD("249 元左右"); err == nil {
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t.Fatal("不受支持的价格文本必须拒绝，不能猜测")
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}
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}
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func TestLoadXLSXPriceSourcesUsesOnlyThreeFilesAndGlobalPDDMax(t *testing.T) {
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dir := t.TempDir()
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writePriceWorkbook(t, filepath.Join(dir, XLSXPriceBackfillFiles[0]), [][]any{
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{XLSXPriceBackfillShop, "S1", "P1", "100~249"},
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{XLSXPriceBackfillShop, "S1", "P1", "249"},
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{"other-shop", "OTHER", "OTHER-PDD", "9999"},
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})
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writePriceWorkbook(t, filepath.Join(dir, XLSXPriceBackfillFiles[1]), [][]any{
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{XLSXPriceBackfillShop, "S2", "P1", "300"},
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})
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writePriceWorkbook(t, filepath.Join(dir, XLSXPriceBackfillFiles[2]), [][]any{
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{XLSXPriceBackfillShop, "S3", "P2", "12.35"},
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})
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sources, err := LoadXLSXPriceSources(dir)
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if err != nil {
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t.Fatal(err)
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}
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if sources.RowCount != 4 || sources.ShopeeProductCount != 3 || sources.PDDProductCount != 2 ||
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sources.SharedPDDWithDifferentMaxCount != 1 {
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t.Fatalf("汇总不正确: %+v", sources)
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}
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if got := sources.PDDPrices["P1"]; got.MaxTWD != "300" || got.PriceCent != 3000 || got.ShopeeProductCount != 2 {
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t.Fatalf("共用 PDD 应取所有蝦皮商品的全局最大值: %+v", got)
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}
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if got := sources.PDDPrices["P2"]; got.PriceCent != 124 {
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t.Fatalf("小数应四舍五入到人民币分: %+v", got)
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}
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}
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func TestLoadXLSXPriceSourcesRequiresEveryFixedFile(t *testing.T) {
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dir := t.TempDir()
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writePriceWorkbook(t, filepath.Join(dir, XLSXPriceBackfillFiles[0]), [][]any{{XLSXPriceBackfillShop, "S1", "P1", "249"}})
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if _, err := LoadXLSXPriceSources(dir); err == nil {
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t.Fatal("缺少另外两个固定文件时必须停止")
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}
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}
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func TestBuildXLSXPriceBackfillPlanOnlyFillsSafeSkeleton(t *testing.T) {
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skeleton := `{"spec_source":"shopee_backfill","skus":[` +
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`{"options":{"color":"黑","size":"M"},"price_cent":null,"list_price_cent":null,"availability_status":"unknown"},` +
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`{"options":{"color":"白","size":"L"},"price_cent":null,"list_price_cent":null,"availability_status":"unknown"}]}`
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withPrice := `{"spec_source":"shopee_backfill","skus":[{"options":{"color":"黑"},"price_cent":100,"availability_status":"unknown"}]}`
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sources := XLSXPriceSources{PDDProductCount: 5, PDDPrices: map[string]XLSXPDDPriceSource{
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"GOOD": {PDDGoodsID: "GOOD", MaxTWD: "249", PriceCent: 2490},
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"PRICED": {PDDGoodsID: "PRICED", MaxTWD: "300", PriceCent: 3000},
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"COLLECTED": {PDDGoodsID: "COLLECTED", MaxTWD: "400", PriceCent: 4000},
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"WRONG": {PDDGoodsID: "WRONG", MaxTWD: "500", PriceCent: 5000},
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"MISSING": {PDDGoodsID: "MISSING", MaxTWD: "600", PriceCent: 6000},
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}}
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targets := []repository.PDDPriceBackfillTarget{
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{GoodsID: "GOOD", SKUsJSON: skeleton, CollectStatus: "failed", UpdatedAt: "old"},
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{GoodsID: "PRICED", SKUsJSON: withPrice, CollectStatus: "pending", UpdatedAt: "old"},
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{GoodsID: "COLLECTED", SKUsJSON: skeleton, CollectStatus: "collected", UpdatedAt: "old"},
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{GoodsID: "WRONG", SKUsJSON: `{"spec_source":"other","skus":[]}`, CollectStatus: "pending", UpdatedAt: "old"},
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}
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plan := BuildXLSXPriceBackfillPlan(sources, targets, time.Date(2026, 8, 14, 0, 0, 0, 0, time.UTC))
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if len(plan.Candidates) != 1 || plan.Candidates[0].PDDGoodsID != "GOOD" || plan.Candidates[0].SKUCount != 2 {
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t.Fatalf("只应生成一个安全候选: %+v", plan)
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}
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if plan.Summary[XLSXPriceCandidate] != 1 || plan.Summary[XLSXPriceAlreadyExists] != 1 ||
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plan.Summary[XLSXPriceAlreadyCollected] != 1 || plan.Summary[XLSXPriceSourceMismatch] != 1 ||
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plan.Summary[XLSXPricePDDMissing] != 1 {
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t.Fatalf("跳过分类不正确: %+v", plan.Summary)
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}
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var root struct {
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SKUs []struct {
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PriceCent *int64 `json:"price_cent"`
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ListPriceCent *int64 `json:"list_price_cent"`
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AvailabilityStatus string `json:"availability_status"`
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} `json:"skus"`
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}
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if err := json.Unmarshal([]byte(plan.Candidates[0].NewSKUsJSON), &root); err != nil {
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t.Fatal(err)
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}
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for _, sku := range root.SKUs {
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if sku.PriceCent == nil || *sku.PriceCent != 2490 || sku.ListPriceCent != nil || sku.AvailabilityStatus != "unknown" {
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t.Fatalf("只应填正式价格并保留列表价和库存: %+v", sku)
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}
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}
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}
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func TestApplyXLSXPriceBackfillUsesWholeBatchRollback(t *testing.T) {
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db, err := sql.Open("sqlite", ":memory:")
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if err != nil {
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t.Fatal(err)
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}
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defer db.Close()
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db.SetMaxOpenConns(1)
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if _, err := db.Exec(`CREATE TABLE pdd_products(
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goods_id TEXT PRIMARY KEY, skus_json TEXT, collect_status TEXT,
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collect_msg TEXT, artifact_ref TEXT, collected_at TEXT,
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deleted_at TEXT, updated_at TEXT)`); err != nil {
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t.Fatal(err)
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}
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if _, err := db.Exec(`INSERT INTO pdd_products(goods_id,skus_json,collect_status,collect_msg,updated_at)
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VALUES('P1','old-1','pending','旧错误','t1'),('P2','changed','pending',NULL,'t2')`); err != nil {
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t.Fatal(err)
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}
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plan := XLSXPriceBackfillPlan{Candidates: []XLSXPriceBackfillCandidate{
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{PDDGoodsID: "P1", NewSKUsJSON: `{"skus":[1]}`, Original: repository.PDDPriceBackfillTarget{GoodsID: "P1", SKUsJSON: "old-1", CollectStatus: "pending", UpdatedAt: "t1"}},
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{PDDGoodsID: "P2", NewSKUsJSON: `{"skus":[2]}`, Original: repository.PDDPriceBackfillTarget{GoodsID: "P2", SKUsJSON: "old-2", CollectStatus: "pending", UpdatedAt: "t2"}},
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}}
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if _, err := ApplyXLSXPriceBackfill(db, plan, time.Now()); err == nil {
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t.Fatal("第二件原值变化时必须失败")
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}
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var raw, status, message string
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if err := db.QueryRow(`SELECT skus_json,collect_status,collect_msg FROM pdd_products WHERE goods_id='P1'`).Scan(&raw, &status, &message); err != nil {
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t.Fatal(err)
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}
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if raw != "old-1" || status != "pending" || message != "旧错误" {
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t.Fatalf("整批必须回滚，实际 raw=%q status=%q message=%q", raw, status, message)
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}
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}
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func writePriceWorkbook(t *testing.T, path string, rows [][]any) {
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t.Helper()
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book := excelize.NewFile()
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defer book.Close()
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if err := book.SetSheetName("Sheet1", xlsxPriceSheet); err != nil {
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t.Fatal(err)
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}
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header := []any{"店铺显示名", "商品ID", "货源ID", "价格"}
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if err := book.SetSheetRow(xlsxPriceSheet, "A1", &header); err != nil {
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t.Fatal(err)
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}
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for index, row := range rows {
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cell, _ := excelize.CoordinatesToCellName(1, index+2)
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if err := book.SetSheetRow(xlsxPriceSheet, cell, &row); err != nil {
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t.Fatal(err)
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}
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}
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if err := book.SaveAs(path); err != nil {
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t.Fatal(err)
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}
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}
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