/*
* Geekttrss is a RSS feed reader application on the Android Platform.
*
* Copyright (C) 2017-2025 by Frederic-Charles Barthelery.
*
* This file is part of Geekttrss.
*
* Geekttrss is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Geekttrss is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Geekttrss. If not, see <http://www.gnu.org/licenses/>.
*/
package com.geekorum.ttrss.htmlparsers
import com.fleeksoft.ksoup.Ksoup
import com.google.common.truth.Truth.assertThat
import kotlin.test.BeforeTest
import kotlin.test.Test
private const val emptyHtmlDoc = ""
private const val htmlDocWithoutFeeds = "<html></html>"
private val htmlDocWithOneRssFeed = """
<html>
<head>
<link rel="alternate" type="application/rss+xml" title="RSS Advisory Board" href="http://feeds.rssboard.org/rssboard" />
</head>
</html>
""".trimIndent()
private val rssAdvisoryBoardFeedInfo = FeedInformation(
href = "http://feeds.rssboard.org/rssboard",
type = "application/rss+xml", title = "RSS Advisory Board")
private val htmlDocWithOneRelativeRssFeed = """
<html>
<head>
<title>RSS Advisory Board</title>
<base href="http://feeds.rssboard.org/">
<link rel="alternate" type="application/rss+xml" href="rssboard">
</head>
</html>
""".trimIndent()
private val rssAdvisoryBoardFeedInfoNoTitle = FeedInformation(
href = "http://feeds.rssboard.org/rssboard",
type = "application/rss+xml")
private val htmlDocWithOneAtomFeed = """
<html>
<head>
<link rel="dns-prefetch" href="https://user-images.githubusercontent.com/">
<meta name="viewport" content="width=device-width">
<link href="https://github.com/codepath/android_guides/commits/master.atom" rel="alternate" title="Recent Commits to android_guides:master" type="application/atom+xml">
</head>
</html>
""".trimIndent()
private val githubRecentCommitsFeedInfo =
FeedInformation(
href = "https://github.com/codepath/android_guides/commits/master.atom",
type = "application/atom+xml", title = "Recent Commits to android_guides:master")
private val htmlDocWithCombinedFeeds = """
<html>
<head>
<title>RSS Advisory Board</title>
<link href="https://github.com/codepath/android_guides/commits/master.atom" rel="alternate" title="Recent Commits to android_guides:master" type="application/atom+xml">
<link rel="dns-prefetch" href="https://user-images.githubusercontent.com/">
<link rel="alternate" type="application/rss+xml" href="rssboard">
<base href="http://feeds.rssboard.org/">
<link rel="alternate" type="application/rss+xml" title="RSS Advisory Board" href="http://feeds.rssboard.org/rssboard" />
<meta name="viewport" content="width=device-width">
</head>
</html>
""".trimIndent()
class FeedExtractorTest {
lateinit var feedExtractor: FeedExtractor
@BeforeTest
fun setUp() {
feedExtractor = FeedExtractor()
}
@Test
fun testThatWhenEmptyHtmlDocReturnNoFeedInformation() {
val doc = Ksoup.parse(emptyHtmlDoc)
val result = feedExtractor.extract(doc)
assertThat(result).isEmpty()
}
@Test
fun testThatWhenHtmlDocWithoutFeedsReturnNoFeedInformation() {
val doc = Ksoup.parse(htmlDocWithoutFeeds)
val result = feedExtractor.extract(doc)
assertThat(result).isEmpty()
}
@Test
fun testThatWhenHtmlDocWithRssFeedsReturnCorrectFeedInfo() {
val doc = Ksoup.parse(htmlDocWithOneRssFeed)
val result = feedExtractor.extract(doc)
assertThat(result).containsExactly(rssAdvisoryBoardFeedInfo)
}
@Test
fun testThatWhenHtmlDocWithAtomFeedsReturnCorrectFeedInfo() {
val doc = Ksoup.parse(htmlDocWithOneAtomFeed)
val result = feedExtractor.extract(doc)
assertThat(result).containsExactly(githubRecentCommitsFeedInfo)
}
@Test
fun testThatWhenHtmlDocWithRelativeRssFeedsReturnCorrectFeedInfo() {
val doc = Ksoup.parse(htmlDocWithOneRelativeRssFeed)
val result = feedExtractor.extract(doc)
assertThat(result).containsExactly(rssAdvisoryBoardFeedInfoNoTitle)
}
@Test
fun testThatWhenHtmlDocWithCombinedFeedsReturnCorrectFeedInfo() {
val result = feedExtractor.extract(htmlDocWithCombinedFeeds)
assertThat(result).containsExactly(rssAdvisoryBoardFeedInfoNoTitle,
rssAdvisoryBoardFeedInfo,
githubRecentCommitsFeedInfo)
}
}