Files
hd4k-downloader/internal/hd4k/manual_real_test.go
T
2026-10-11 12:56:38 +08:00

117 lines
2.8 KiB
Go

//go:build manual
// 手动验证:连真实站点抓一个真画廊并下载前若干张图。
//
// 不进常规测试(依赖网络 + 会拖慢 CI),用下面这条命令跑:
//
// $env:PATH = "$env:USERPROFILE\.local\go\bin;$env:PATH"
// go test -tags manual -run TestRealSiteDownload -timeout 300s -v ./internal/hd4k/
//
// 参数用环境变量:
//
// HD4K_URL=https://migmg.ssuu.uk/content/09/xxx.html
// HD4K_N=5
// HD4K_OUT=<临时目录>
package hd4k
import (
"context"
"os"
"path/filepath"
"strings"
"testing"
"time"
)
func TestRealSiteDownload(t *testing.T) {
raw := os.Getenv("HD4K_URL")
if raw == "" {
t.Skip("设 HD4K_URL 指向一个真画廊页再跑")
}
n := 3
if v := os.Getenv("HD4K_N"); v != "" {
n = atoiSafe(v)
}
out := os.Getenv("HD4K_OUT")
if out == "" {
out = t.TempDir()
}
sites := DefaultSites()
ref, err := ParseGalleryURL(raw, sites)
if err != nil {
t.Fatal(err)
}
t.Logf("归一后 URL = %s", ref.URL)
if ref.URL != raw {
t.Logf("(输入域名与主域名不同,已归一;ID=%s)", ref.ID)
}
c := NewClient(30*time.Second, "", "off", sites)
ctx, cancel := context.WithTimeout(context.Background(), 4*time.Minute)
defer cancel()
g, err := c.FetchGallery(ctx, ref, nil)
if err != nil {
t.Fatal(err)
}
t.Logf("标题 = %s", g.Title)
t.Logf("总页数 = %d", g.TotalPages)
t.Logf("图片数 = %d", len(g.Images))
if len(g.Images) == 0 {
t.Fatal("一张图都没解析到")
}
if n > len(g.Images) {
n = len(g.Images)
}
referer := OriginOf(g.URL) + "/"
// 目录名复用 core 层的清洗规则,这里只做最小可用处理
dir := filepath.Join(out, sanitizeForManual(g.Title))
if err := os.MkdirAll(dir, 0o755); err != nil {
t.Fatal(err)
}
for i := 0; i < n; i++ {
im := g.Images[i]
dst := filepath.Join(dir, im.Filename)
start := time.Now()
if _, err := c.DownloadImage(ctx, im.URL, dst, referer, nil); err != nil {
t.Errorf("[%d/%d] %s 下载失败: %v", i+1, n, im.Filename, err)
continue
}
st, err := os.Stat(dst)
if err != nil {
t.Errorf("[%d/%d] 文件没落盘: %v", i+1, n, err)
continue
}
t.Logf("[%d/%d] %-40s %8d 字节 %v",
i+1, n, im.Filename, st.Size(), time.Since(start).Round(time.Millisecond))
}
t.Logf("下载目录: %s", dir)
}
func atoiSafe(s string) int {
n := 0
for _, c := range s {
if c < '0' || c > '9' {
return n
}
n = n*10 + int(c-'0')
}
return n
}
// sanitizeForManual 把标题变成一个能落盘的目录名(仅手动验证用)
func sanitizeForManual(s string) string {
repl := strings.NewReplacer(
"/", "-", `\`, "-", ":", "-", "*", "-",
"?", "-", `"`, "", "<", "-", ">", "-", "|", "-")
s = repl.Replace(s)
s = strings.Trim(strings.Join(strings.Fields(s), " "), " .")
if s == "" {
return "gallery"
}
return s
}