2023-02-22 00:55:31 +00:00
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# frozen_string_literal: true
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2021-11-05 22:23:05 +00:00
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require 'rails_helper'
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RSpec.describe LinkDetailsExtractor do
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2023-02-20 04:24:14 +00:00
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subject { described_class.new(original_url, html, html_charset) }
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2021-11-05 22:23:05 +00:00
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let(:original_url) { '' }
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let(:html) { '' }
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let(:html_charset) { nil }
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describe '#canonical_url' do
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let(:original_url) { 'https://foo.com/article?bar=baz123' }
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context 'when canonical URL points to another host' do
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let(:html) { '<!doctype html><link rel="canonical" href="https://bar.com/different-article" />' }
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it 'ignores the canonical URLs' do
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expect(subject.canonical_url).to eq original_url
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end
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end
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context 'when canonical URL points to the same host' do
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let(:html) { '<!doctype html><link rel="canonical" href="https://foo.com/article" />' }
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it 'ignores the canonical URLs' do
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expect(subject.canonical_url).to eq 'https://foo.com/article'
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end
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end
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2022-03-25 18:31:35 +00:00
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context 'when canonical URL is set to "null"' do
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let(:html) { '<!doctype html><link rel="canonical" href="null" />' }
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it 'ignores the canonical URLs' do
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expect(subject.canonical_url).to eq original_url
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end
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end
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2021-11-05 22:23:05 +00:00
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end
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2022-02-07 17:16:31 +00:00
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context 'when structured data is present' do
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let(:original_url) { 'https://example.com/page.html' }
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2023-05-04 03:49:08 +00:00
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context 'when is wrapped in CDATA tags' do
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2023-02-17 21:56:20 +00:00
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let(:html) { <<~HTML }
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<!doctype html>
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<html>
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<head>
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<script type="application/ld+json">
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//<![CDATA[
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{"@context":"http://schema.org","@type":"NewsArticle","mainEntityOfPage":"https://example.com/page.html","headline":"Foo","datePublished":"2022-01-31T19:53:00+00:00","url":"https://example.com/page.html","description":"Bar","author":{"@type":"Person","name":"Hoge"},"publisher":{"@type":"Organization","name":"Baz"}}
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//]]>
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</script>
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</head>
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</html>
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2022-02-07 17:16:31 +00:00
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HTML
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describe '#title' do
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it 'returns the title from structured data' do
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expect(subject.title).to eq 'Foo'
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end
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end
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describe '#description' do
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it 'returns the description from structured data' do
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expect(subject.description).to eq 'Bar'
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end
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end
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describe '#provider_name' do
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it 'returns the provider name from structured data' do
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expect(subject.provider_name).to eq 'Baz'
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end
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end
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describe '#author_name' do
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it 'returns the author name from structured data' do
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expect(subject.author_name).to eq 'Hoge'
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end
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end
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end
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2023-05-04 03:49:08 +00:00
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context 'with the first tag is invalid JSON' do
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2023-02-17 21:56:20 +00:00
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let(:html) { <<~HTML }
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<!doctype html>
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<html>
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<body>
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<script type="application/ld+json">
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{
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"@context":"https://schema.org",
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"@type":"ItemList",
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"url":"https://example.com/page.html",
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"name":"Foo",
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"description":"Bar"
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},
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{
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"@context": "https://schema.org",
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"@type": "BreadcrumbList",
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"itemListElement":[
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{
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"@type":"ListItem",
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"position":1,
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"item":{
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"@id":"https://www.example.com",
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"name":"Baz"
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}
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}
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]
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}
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</script>
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<script type="application/ld+json">
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{
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"@context":"https://schema.org",
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"@type":"NewsArticle",
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"mainEntityOfPage": {
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"@type":"WebPage",
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"@id": "http://example.com/page.html"
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},
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"headline": "Foo",
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"description": "Bar",
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"datePublished": "2022-01-31T19:46:00+00:00",
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"author": {
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"@type": "Organization",
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"name": "Hoge"
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},
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"publisher": {
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"@type": "NewsMediaOrganization",
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"name":"Baz",
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"url":"https://example.com/"
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}
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}
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</script>
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</body>
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</html>
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2022-02-07 17:16:31 +00:00
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HTML
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describe '#title' do
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it 'returns the title from structured data' do
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expect(subject.title).to eq 'Foo'
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end
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end
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describe '#description' do
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it 'returns the description from structured data' do
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expect(subject.description).to eq 'Bar'
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end
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end
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describe '#provider_name' do
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it 'returns the provider name from structured data' do
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expect(subject.provider_name).to eq 'Baz'
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end
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end
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describe '#author_name' do
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it 'returns the author name from structured data' do
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expect(subject.author_name).to eq 'Hoge'
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end
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end
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end
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end
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2021-11-05 22:23:05 +00:00
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end
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