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package item
import (
"fmt"
"path/filepath"
"strings"
"testing"
"adammathes.com/neko/config"
"adammathes.com/neko/models"
)
func setupBenchDB(b *testing.B) {
b.Helper()
config.Config.DBFile = filepath.Join(b.TempDir(), "bench.db")
models.InitDB()
b.Cleanup(func() {
if models.DB != nil {
models.DB.Close()
}
})
}
func createBenchFeed(b *testing.B) int64 {
b.Helper()
res, err := models.DB.Exec("INSERT INTO feed(url, title, category) VALUES(?, ?, ?)",
"https://example.com/feed", "Bench Feed", "tech")
if err != nil {
b.Fatal(err)
}
id, _ := res.LastInsertId()
return id
}
func seedBenchItems(b *testing.B, feedID int64, count int) {
b.Helper()
for i := 0; i < count; i++ {
_, err := models.DB.Exec(
`INSERT INTO item(title, url, description, publish_date, feed_id, read_state, starred)
VALUES(?, ?, ?, datetime('now'), ?, 0, 0)`,
fmt.Sprintf("Bench Item %d", i),
fmt.Sprintf("https://example.com/item/%d", i),
fmt.Sprintf("<p>Description for item %d with <b>bold</b> and <a href='https://example.com'>link</a></p>", i),
feedID,
)
if err != nil {
b.Fatal(err)
}
}
}
func BenchmarkItemCreate(b *testing.B) {
setupBenchDB(b)
feedID := createBenchFeed(b)
b.ResetTimer()
for i := 0; i < b.N; i++ {
item := &Item{
Title: fmt.Sprintf("Item %d", i),
Url: fmt.Sprintf("https://example.com/bench/%d", i),
Description: "<p>Benchmark item description</p>",
PublishDate: "2024-01-01 00:00:00",
FeedId: feedID,
}
_ = item.Create()
}
}
func BenchmarkItemCreateBatch100(b *testing.B) {
setupBenchDB(b)
feedID := createBenchFeed(b)
b.ResetTimer()
for i := 0; i < b.N; i++ {
for j := 0; j < 100; j++ {
item := &Item{
Title: fmt.Sprintf("Batch %d Item %d", i, j),
Url: fmt.Sprintf("https://example.com/batch/%d/%d", i, j),
Description: "<p>Batch item description</p>",
PublishDate: "2024-01-01 00:00:00",
FeedId: feedID,
}
_ = item.Create()
}
}
}
func BenchmarkFilter_Empty(b *testing.B) {
setupBenchDB(b)
_ = createBenchFeed(b)
b.ResetTimer()
for i := 0; i < b.N; i++ {
_, _ = Filter(0, nil, "", false, false, 0, "")
}
}
func BenchmarkFilter_15Items(b *testing.B) {
setupBenchDB(b)
feedID := createBenchFeed(b)
seedBenchItems(b, feedID, 15)
b.ResetTimer()
for i := 0; i < b.N; i++ {
_, _ = Filter(0, nil, "", false, false, 0, "")
}
}
func BenchmarkFilter_WithFTS(b *testing.B) {
setupBenchDB(b)
feedID := createBenchFeed(b)
seedBenchItems(b, feedID, 50)
b.ResetTimer()
for i := 0; i < b.N; i++ {
_, _ = Filter(0, nil, "", false, false, 0, "Bench")
}
}
func BenchmarkFilter_WithImageProxy(b *testing.B) {
setupBenchDB(b)
feedID := createBenchFeed(b)
// Seed items with image-heavy descriptions
for i := 0; i < 15; i++ {
_, err := models.DB.Exec(
`INSERT INTO item(title, url, description, publish_date, feed_id, read_state, starred)
VALUES(?, ?, ?, datetime('now'), ?, 0, 0)`,
fmt.Sprintf("Image Item %d", i),
fmt.Sprintf("https://example.com/img/%d", i),
`<p>Text with images <img src="https://example.com/a.jpg" alt="a"> and <img src="https://example.com/b.png" alt="b"></p>`,
feedID,
)
if err != nil {
b.Fatal(err)
}
}
config.Config.ProxyImages = true
b.Cleanup(func() { config.Config.ProxyImages = false })
b.ResetTimer()
for i := 0; i < b.N; i++ {
_, _ = Filter(0, nil, "", false, false, 0, "")
}
}
func BenchmarkFilterPolicy(b *testing.B) {
html := `<p>Hello <b>world</b> with <a href="https://example.com">link</a> and <img src="https://example.com/img.jpg" alt="test"> and <script>alert('xss')</script></p>`
b.ResetTimer()
for i := 0; i < b.N; i++ {
p := filterPolicy()
_ = p.Sanitize(html)
}
}
func BenchmarkRewriteImages(b *testing.B) {
html := `<p>Text <img src="https://example.com/1.jpg" alt="1"> more text
<img src="https://example.com/2.png" alt="2">
<img src="https://example.com/3.gif" alt="3">
<img src="https://example.com/4.webp" alt="4" srcset="https://example.com/4-2x.webp 2x, https://example.com/4-3x.webp 3x">
<img src="https://example.com/5.jpg" alt="5"></p>`
b.ResetTimer()
for i := 0; i < b.N; i++ {
_ = rewriteImages(html)
}
}
func BenchmarkItemSave(b *testing.B) {
setupBenchDB(b)
feedID := createBenchFeed(b)
item := &Item{
Title: "Save Bench Item",
Url: "https://example.com/save-bench",
Description: "<p>Item to update</p>",
PublishDate: "2024-01-01 00:00:00",
FeedId: feedID,
}
if err := item.Create(); err != nil {
b.Fatal(err)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
item.ReadState = !item.ReadState
item.Save()
}
}
func BenchmarkFilter_LargeDataset(b *testing.B) {
setupBenchDB(b)
feedID := createBenchFeed(b)
// Bulk insert 500 items for a realistic dataset
var sb strings.Builder
for i := 0; i < 500; i++ {
if i > 0 {
sb.WriteString(",")
}
fmt.Fprintf(&sb,
"('Item %d', 'https://example.com/large/%d', '<p>Description %d</p>', datetime('now'), %d, 0, 0)",
i, i, i, feedID,
)
}
_, err := models.DB.Exec(
"INSERT INTO item(title, url, description, publish_date, feed_id, read_state, starred) VALUES " + sb.String(),
)
if err != nil {
b.Fatal(err)
}
b.ResetTimer()
for i := 0; i < b.N; i++ {
_, _ = Filter(0, nil, "", false, false, 0, "")
}
}
// realWorldFullContent simulates a realistic scraped article (~10KB of HTML).
const realWorldFullContent = `<article><h1>Sample Article</h1>` +
`<p>This is a realistic full-text article with several paragraphs. ` +
`It contains <b>bold text</b>, <i>italic text</i>, and <a href="https://example.com">links</a>. ` +
`Real-world scraped content is typically several kilobytes of HTML.</p>` +
`<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit. Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. ` +
`Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. ` +
`Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. ` +
`Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.</p>` +
`<p>Sed ut perspiciatis unde omnis iste natus error sit voluptatem accusantium doloremque laudantium, ` +
`totam rem aperiam, eaque ipsa quae ab illo inventore veritatis et quasi architecto beatae vitae dicta sunt explicabo. ` +
`Nemo enim ipsam voluptatem quia voluptas sit aspernatur aut odit aut fugit, sed quia consequuntur magni dolores eos ` +
`qui ratione voluptatem sequi nesciunt.</p>` +
`<img src="https://example.com/img1.jpg" alt="Figure 1"><img src="https://example.com/img2.jpg" alt="Figure 2">` +
`<p>At vero eos et accusamus et iusto odio dignissimos ducimus qui blanditiis praesentium voluptatum deleniti atque ` +
`corrupti quos dolores et quas molestias excepturi sint occaecati cupiditate non provident, similique sunt in culpa ` +
`qui officia deserunt mollitia animi, id est laborum et dolorum fuga.</p></article>`
// seedBenchItemsWithContent inserts items with full_content populated (realistic scraped articles).
func seedBenchItemsWithContent(b *testing.B, feedID int64, count int) {
b.Helper()
for i := 0; i < count; i++ {
_, err := models.DB.Exec(
`INSERT INTO item(title, url, description, publish_date, feed_id, read_state, starred, full_content)
VALUES(?, ?, ?, datetime('now'), ?, 0, 0, ?)`,
fmt.Sprintf("Full Content Item %d", i),
fmt.Sprintf("https://example.com/full/%d", i),
fmt.Sprintf("<p>Summary for item %d</p>", i),
feedID,
realWorldFullContent,
)
if err != nil {
b.Fatal(err)
}
}
}
// BenchmarkFilter_15Items_WithFullContent measures Filter when items have full_content
// but it is excluded from list responses (the default). Compares to BenchmarkFilter_15Items.
func BenchmarkFilter_15Items_WithFullContent(b *testing.B) {
setupBenchDB(b)
feedID := createBenchFeed(b)
seedBenchItemsWithContent(b, feedID, 15)
b.ResetTimer()
for i := 0; i < b.N; i++ {
_, _ = Filter(0, nil, "", false, false, 0, "")
}
}
// BenchmarkFilter_15Items_IncludeFullContent measures Filter when full_content IS included
// (includeContent=true). Compares to BenchmarkFilter_15Items_WithFullContent to show
// the savings from excluding full_content in list views.
func BenchmarkFilter_15Items_IncludeFullContent(b *testing.B) {
setupBenchDB(b)
feedID := createBenchFeed(b)
seedBenchItemsWithContent(b, feedID, 15)
b.ResetTimer()
for i := 0; i < b.N; i++ {
_, _ = Filter(0, nil, "", false, false, 0, "", true)
}
}
// BenchmarkFilter_LargeDataset_WithFullContent measures Filter with 500 items that
// have full_content, showing real-world memory allocation for list views.
func BenchmarkFilter_LargeDataset_WithFullContent(b *testing.B) {
setupBenchDB(b)
feedID := createBenchFeed(b)
seedBenchItemsWithContent(b, feedID, 500)
b.ResetTimer()
for i := 0; i < b.N; i++ {
_, _ = Filter(0, nil, "", false, false, 0, "")
}
}
|
