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package org.terst.feedreader.readability
import org.junit.Assert.assertEquals
import org.junit.Assert.assertFalse
import org.junit.Assert.assertTrue
import org.junit.Test
/**
* The single entry point both cleaning sites call.
*
* The thing worth testing is that it applies *every* cleaner, because the failure it exists to
* prevent is a cleaner that only runs on one of the two paths.
*/
class ArticleLitterTest {
private val recirculationWidget =
"""<div data-mrf-recirculation="IL_x" data-testid="text-html">""" +
"""<p><h3><span>Trending</span></h3></p></div>"""
private val preferredSourceBadge =
"""<p><a href="https://www.google.com/preferences/source?q=westhawaiitoday.com">""" +
"""<img src="https://example.com/google_preferred_source_badge_light_en.png" """ +
"""alt="Add as a preferred source on Google"></a></p>"""
@Test
fun `removes both kinds of litter from one body`() {
val html = "$preferredSourceBadge<p>Real sentence.</p>$recirculationWidget"
val cleaned = ArticleLitter.strip(html)!!
assertFalse("badge survived: $cleaned", cleaned.contains("preferences/source"))
assertFalse("widget survived: $cleaned", cleaned.contains("Trending"))
assertTrue(cleaned.contains("Real sentence."))
}
@Test
fun `leaves a clean article untouched`() {
val html = "<p>Nothing to clean.</p>"
assertEquals(html, ArticleLitter.strip(html))
}
@Test
fun `copes with nothing`() {
assertEquals(null, ArticleLitter.strip(null))
}
}
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