97 lines
2.9 KiB
Go
97 lines
2.9 KiB
Go
package service
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import (
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"context"
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"testing"
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"fashionapi/internal/dto"
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"fashionapi/internal/model"
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"fashionapi/internal/pkg/imgurl"
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"fashionapi/internal/repository"
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)
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// fakeSnapRepo 只实现测试路径用到的仓储方法；其余由嵌入的接口兜底（测试中不会调到未实现的方法）。
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type fakeSnapRepo struct {
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repository.StreetSnapRepository
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findByID *model.StreetSnap
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listImages []model.StreetSnapImage
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rows []model.StreetSnap
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}
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func (f *fakeSnapRepo) FindByID(_ context.Context, _ string) (*model.StreetSnap, error) {
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return f.findByID, nil
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}
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func (f *fakeSnapRepo) ListImages(_ context.Context, _ string) ([]model.StreetSnapImage, error) {
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return f.listImages, nil
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}
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func (f *fakeSnapRepo) List(_ context.Context, q dto.StreetSnapQuery) ([]model.StreetSnap, int64, error) {
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return f.rows, int64(len(f.rows)), nil
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}
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var _ repository.StreetSnapRepository = (*fakeSnapRepo)(nil)
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func newSnapService(f *fakeSnapRepo) StreetSnapService {
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return NewStreetSnapService(f, nil, imgurl.New("", "", ""), nil, nil)
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}
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// TestStreetSnapDetailLocalizesTitle 详情按 locale 返回中/英标题。
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func TestStreetSnapDetailLocalizesTitle(t *testing.T) {
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repo := &fakeSnapRepo{
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findByID: &model.StreetSnap{ID: 1, Title: "London Street Style", TitleCn: "伦敦街拍", Cover: "c.jpg"},
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listImages: []model.StreetSnapImage{{ID: 1, Image: "a.jpg"}},
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}
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svc := newSnapService(repo)
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cn, err := svc.Detail(context.Background(), "1", "cn")
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if err != nil {
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t.Fatalf("Detail cn err: %v", err)
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}
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if cn.Title != "伦敦街拍" {
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t.Errorf("cn 标题应为中文，实际 %q", cn.Title)
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}
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en, err := svc.Detail(context.Background(), "1", "en")
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if err != nil {
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t.Fatalf("Detail en err: %v", err)
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}
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if en.Title != "London Street Style" {
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t.Errorf("en 标题应为英文，实际 %q", en.Title)
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}
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}
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// TestStreetSnapDetailFallsBackToEn 中文为空时回落英文。
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func TestStreetSnapDetailFallsBackToEn(t *testing.T) {
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repo := &fakeSnapRepo{findByID: &model.StreetSnap{ID: 1, Title: "Only English", TitleCn: ""}}
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svc := newSnapService(repo)
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cn, err := svc.Detail(context.Background(), "1", "cn")
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if err != nil {
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t.Fatalf("Detail cn err: %v", err)
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}
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if cn.Title != "Only English" {
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t.Errorf("中文为空应回落英文，实际 %q", cn.Title)
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}
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}
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// TestStreetSnapListLocalizesTitle 列表按 locale 取标题，中文为空回落英文。
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func TestStreetSnapListLocalizesTitle(t *testing.T) {
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repo := &fakeSnapRepo{rows: []model.StreetSnap{
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{ID: 1, Title: "EN A", TitleCn: "中 A"},
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{ID: 2, Title: "EN B", TitleCn: ""},
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}}
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svc := newSnapService(repo)
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got, _, err := svc.List(context.Background(), dto.StreetSnapQuery{Locale: "cn", Images: 0})
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if err != nil {
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t.Fatalf("List err: %v", err)
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}
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if len(got) != 2 {
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t.Fatalf("期望 2 条，实际 %d", len(got))
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}
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if got[0].Title != "中 A" || got[1].Title != "EN B" {
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t.Errorf("列表本地化错误: %#v", got)
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}
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}
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