Files
MeBox/internal/model/reader_group_test.go
T
truewhile 5acfa6292a 优化
2026-10-02 11:05:59 +08:00

85 lines
2.8 KiB
Go

package model
import (
"strings"
"testing"
)
// 书架分组的清洗与编解码回归测试(与 library_tag_test.go 同构)。
func TestNormalizeBookGroupsMergesDuplicatesAndTrims(t *testing.T) {
groups := []BookGroupSet{
{Name: " 科幻 ", BookIDs: []string{"a", "b"}},
{Name: "科幻", BookIDs: []string{"b", "c"}},
{Name: " ", BookIDs: []string{"d"}},
{Name: "在读", BookIDs: []string{"", "e", "e"}},
}
got := NormalizeBookGroups(groups)
if len(got) != 2 {
t.Fatalf("NormalizeBookGroups len = %d, want 2 (%#v)", len(got), got)
}
if got[0].Name != "科幻" || strings.Join(got[0].BookIDs, ",") != "a,b,c" {
t.Fatalf("首个分组 = %#v,期望 科幻[a,b,c]", got[0])
}
if got[1].Name != "在读" || strings.Join(got[1].BookIDs, ",") != "e" {
t.Fatalf("第二个分组 = %#v,期望 在读[e]", got[1])
}
}
func TestNormalizeBookGroupsCapsCountAndNameLength(t *testing.T) {
long := strings.Repeat("长", MaxBookGroupNameLen+10)
got := NormalizeBookGroups([]BookGroupSet{{Name: long}})
if len(got) != 1 {
t.Fatalf("len = %d, want 1", len(got))
}
if runes := []rune(got[0].Name); len(runes) != MaxBookGroupNameLen {
t.Fatalf("分组名长度 = %d,期望 %d", len(runes), MaxBookGroupNameLen)
}
many := make([]BookGroupSet, 0, MaxBookGroups+5)
for i := 0; i < MaxBookGroups+5; i++ {
many = append(many, BookGroupSet{Name: string(rune('a' + i))})
}
if capped := NormalizeBookGroups(many); len(capped) != MaxBookGroups {
t.Fatalf("capped len = %d, want %d", len(capped), MaxBookGroups)
}
}
func TestNormalizeBookGroupsKeepsEmptyGroups(t *testing.T) {
got := NormalizeBookGroups([]BookGroupSet{{Name: "空组"}})
if len(got) != 1 {
t.Fatalf("len = %d, want 1", len(got))
}
// 空分组的 BookIDs 应该是空数组而不是 nil,前端直接遍历时不会炸
if got[0].BookIDs == nil || len(got[0].BookIDs) != 0 {
t.Fatalf("BookIDs = %#v,期望空数组", got[0].BookIDs)
}
}
func TestEncodeDecodeBookGroupsRoundTrip(t *testing.T) {
if encoded, err := EncodeBookGroups(nil); err != nil || encoded != "" {
t.Fatalf("EncodeBookGroups(nil) = %q, %v; want \"\", nil", encoded, err)
}
raw, err := EncodeBookGroups([]BookGroupSet{{Name: "科幻", BookIDs: []string{"b-1"}}})
if err != nil {
t.Fatalf("EncodeBookGroups: %v", err)
}
row := &ReaderBookGroups{Groups: raw}
decoded := row.DecodeBookGroups()
if len(decoded) != 1 || decoded[0].Name != "科幻" || decoded[0].BookIDs[0] != "b-1" {
t.Fatalf("DecodeBookGroups = %#v", decoded)
}
row.Groups = "{not json"
if decoded := row.DecodeBookGroups(); decoded != nil {
t.Fatalf("损坏数据应返回 nil,实际 %#v", decoded)
}
// nil 接收者不应 panic(仓库层查不到记录时会返回 nil)
var nilRow *ReaderBookGroups
if decoded := nilRow.DecodeBookGroups(); decoded != nil {
t.Fatalf("nil 接收者应返回 nil,实际 %#v", decoded)
}
}