package bing
import (
"bytes"
"errors"
"os"
"strings"
"testing"
"github.com/karust/openserp/core"
)
func TestParseBingHTML(t *testing.T) {
t.Parallel()
data, err := os.ReadFile("testdata/search_results.html")
if err != nil {
t.Fatalf("read fixture: %v", err)
}
results, err := ParseHTML(bytes.NewReader(data))
if err != nil {
t.Fatalf("ParseHTML() error = %v", err)
}
rank := 0
for i, r := range results {
if r.Ad {
continue
}
rank++
if r.Rank != rank {
t.Fatalf("rank sequence broken at index %d: got %d, want %d", i, r.Rank, rank)
}
if r.URL == "" {
t.Fatalf("result %d: empty URL", i)
}
if r.Title == "" {
t.Fatalf("result %d: empty Title", i)
}
if !strings.HasPrefix(r.URL, "http") {
t.Fatalf("result %d: URL not absolute: %s", i, r.URL)
}
}
if rank == 0 {
t.Fatal("expected at least one organic result")
}
}
func TestParseBingHTMLEmpty(t *testing.T) {
t.Parallel()
results, err := ParseHTML(bytes.NewReader([]byte("")))
if err != nil {
t.Fatalf("ParseHTML() error = %v", err)
}
if len(results) != 0 {
t.Fatalf("expected zero results for empty HTML, got %d", len(results))
}
}
func TestParseBingHTMLCaptcha(t *testing.T) {
t.Parallel()
html := `Enter the characters you see
`
results, err := ParseHTML(bytes.NewReader([]byte(html)))
if !errors.Is(err, core.ErrCaptcha) {
t.Fatalf("expected ErrCaptcha, got results=%d err=%v", len(results), err)
}
}
func TestParseBingHTMLNoResults(t *testing.T) {
t.Parallel()
html := `There are no results for this search.`
results, err := ParseHTML(bytes.NewReader([]byte(html)))
if err != nil {
t.Fatalf("ParseHTML() error = %v", err)
}
if len(results) != 0 {
t.Fatalf("expected zero results, got %d", len(results))
}
}
func TestParseBingHTMLAds(t *testing.T) {
t.Parallel()
data, err := os.ReadFile("testdata/search_results.html")
if err != nil {
t.Fatalf("read fixture: %v", err)
}
results, err := ParseHTML(bytes.NewReader(data))
if err != nil {
t.Fatalf("ParseHTML() error = %v", err)
}
var ads []struct{ url, title string }
for _, r := range results {
if r.Ad {
ads = append(ads, struct{ url, title string }{r.URL, r.Title})
}
}
for i, ad := range ads {
if ad.url == "" {
t.Fatalf("ad result %d: empty URL", i)
}
if ad.title == "" {
t.Fatalf("ad result %d: empty Title", i)
}
}
}
func TestParseBingHTMLMixedAdsKeepAbsoluteOrder(t *testing.T) {
t.Parallel()
html := `
-
-
Paid snippet
-
`
results, err := ParseHTML(bytes.NewReader([]byte(html)))
if err != nil {
t.Fatalf("ParseHTML() error = %v", err)
}
if len(results) != 3 {
t.Fatalf("expected 3 results, got %d", len(results))
}
if results[0].Ad || !results[1].Ad || results[2].Ad {
t.Fatalf("unexpected ad ordering: %+v", results)
}
if results[0].AbsoluteRank != 1 || results[1].AbsoluteRank != 2 || results[2].AbsoluteRank != 3 {
t.Fatalf("unexpected absolute ranks: %d, %d, %d", results[0].AbsoluteRank, results[1].AbsoluteRank, results[2].AbsoluteRank)
}
if results[2].Rank != 2 {
t.Fatalf("second organic rank = %d, want 2", results[2].Rank)
}
}
func TestParseBingHTMLTitleFallback(t *testing.T) {
t.Parallel()
html := `
-
`
results, err := ParseHTML(bytes.NewReader([]byte(html)))
if err != nil {
t.Fatalf("ParseHTML() error = %v", err)
}
if len(results) != 1 {
t.Fatalf("expected 1 result, got %d", len(results))
}
if results[0].Title != "Fallback Title" {
t.Fatalf("title = %q, want fallback", results[0].Title)
}
}
func TestParseBingHTMLPrefersTitleAttribute(t *testing.T) {
t.Parallel()
html := `
-
`
results, err := ParseHTML(bytes.NewReader([]byte(html)))
if err != nil {
t.Fatalf("ParseHTML() error = %v", err)
}
if len(results) != 1 {
t.Fatalf("expected 1 result, got %d", len(results))
}
if results[0].Title != "Real SERP Title" {
t.Fatalf("title = %q, want attribute title", results[0].Title)
}
}
func TestParseBingHTMLDescriptionFallsThroughEmptyPrimary(t *testing.T) {
t.Parallel()
html := `
-
`
results, err := ParseHTML(bytes.NewReader([]byte(html)))
if err != nil {
t.Fatalf("ParseHTML() error = %v", err)
}
if len(results) != 1 {
t.Fatalf("expected 1 result, got %d", len(results))
}
if results[0].Description != "Useful snippet text" {
t.Fatalf("description = %q, want fallback snippet", results[0].Description)
}
}