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package atom
import (
"context"
"encoding/xml"
"os"
"path/filepath"
"strings"
"testing"
"time"
"codeberg.org/snonux/snonux/internal/config"
"codeberg.org/snonux/snonux/internal/post"
)
var ctx = context.Background() //nolint:gochecknoglobals // test-only top-level helper used by every test in the file
func TestGenerate_writesAtomXML(t *testing.T) {
t.Parallel()
dir := t.TempDir()
cfg := &config.Config{
OutputDir: dir,
BaseURL: "https://example.test",
}
posts := []*post.Post{
{
ID: "p1",
Timestamp: time.Date(2026, 1, 2, 15, 4, 5, 0, time.UTC),
Content: "<p>hello</p>",
},
}
if err := Generate(ctx, posts, cfg); err != nil {
t.Fatalf("Generate: %v", err)
}
data, err := os.ReadFile(filepath.Join(dir, "atom.xml"))
if err != nil {
t.Fatalf("read atom.xml: %v", err)
}
s := string(data)
if !strings.Contains(s, `xmlns="http://www.w3.org/2005/Atom"`) {
t.Fatalf("missing atom xmlns: %s", s)
}
if !strings.Contains(s, "https://example.test/#post-p1") {
t.Fatalf("missing entry link: %s", s)
}
if !strings.Contains(s, "hello") || !strings.Contains(s, `type="html"`) {
t.Fatalf("missing content: %s", s)
}
}
func TestGenerate_emptyPosts(t *testing.T) {
t.Parallel()
dir := t.TempDir()
cfg := &config.Config{OutputDir: dir, BaseURL: "https://x.test"}
if err := Generate(ctx, nil, cfg); err != nil {
t.Fatalf("Generate: %v", err)
}
data, err := os.ReadFile(filepath.Join(dir, "atom.xml"))
if err != nil {
t.Fatalf("read: %v", err)
}
var feed struct {
Entries []struct {
Title string `xml:"title"`
} `xml:"entry"`
}
if err := xml.Unmarshal(data, &feed); err != nil {
t.Fatalf("xml: %v", err)
}
if len(feed.Entries) != 0 {
t.Fatalf("want 0 entries, got %d", len(feed.Entries))
}
}
func TestGenerate_limitPostsPerPage(t *testing.T) {
t.Parallel()
dir := t.TempDir()
cfg := &config.Config{OutputDir: dir, BaseURL: "https://x.test"}
var posts []*post.Post
for i := 0; i < 50; i++ {
posts = append(posts, &post.Post{
ID: "id",
Timestamp: time.Date(2026, 1, i+1, 12, 0, 0, 0, time.UTC),
Content: "c",
})
}
if err := Generate(ctx, posts, cfg); err != nil {
t.Fatalf("Generate: %v", err)
}
data, _ := os.ReadFile(filepath.Join(dir, "atom.xml"))
var feed struct {
Entries []struct{} `xml:"entry"`
}
if err := xml.Unmarshal(data, &feed); err != nil {
t.Fatalf("xml: %v", err)
}
if len(feed.Entries) != config.PostsPerPage {
t.Fatalf("want %d entries, got %d", config.PostsPerPage, len(feed.Entries))
}
}
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