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[YouTube] Add YoutubeDescriptionHelperTest

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Stypox 2024-04-08 09:47:38 +02:00
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extractor/src/test/java/org/schabi/newpipe/extractor/services/youtube/YoutubeDescriptionHelperTest.java Normal file
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package org.schabi.newpipe.extractor.services.youtube;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.schabi.newpipe.extractor.services.youtube.YoutubeDescriptionHelper.runsToHtml;
import org.junit.jupiter.api.Test;
import org.schabi.newpipe.extractor.services.youtube.YoutubeDescriptionHelper.Run;
import java.util.Comparator;
import java.util.List;
import java.util.function.Function;
import java.util.stream.Collectors;
public class YoutubeDescriptionHelperTest {
private static void assertRunsToHtml(final String expectedHtml,
final List<Run> openers,
final List<Run> closers,
final String content) {
assertEquals(
expectedHtml,
runsToHtml(
openers.stream()
.sorted(Comparator.comparingInt(run -> run.pos))
.collect(Collectors.toList()),
closers.stream()
.sorted(Comparator.comparingInt(run -> run.pos))
.collect(Collectors.toList()),
content
)
);
}
@Test
public void testNoRuns() {
assertRunsToHtml(
"abc *a* _c_ <br> <br> <a href=\"#\">test</a> &nbsp;&amp;",
List.of(),
List.of(),
"abc *a* _c_ <br>\u00a0\n\u00a0<a href=\"#\">test</a> &amp;"
);
}
@Test
public void testNormalRuns() {
assertRunsToHtml(
"<A>hel<B>lo </B>nic</A>e <C>test</C>",
List.of(new Run("<A>", "</A>", 0), new Run("<B>", "</B>", 3),
new Run("<C>", "</C>", 11)),
List.of(new Run("<A>", "</A>", 9), new Run("<B>", "</B>", 6),
new Run("<C>", "</C>", 15)),
"hello nice test"
);
}
@Test
public void testOverlappingRuns() {
assertRunsToHtml(
"01<A>23<B>45</B></A><B>67</B>89",
List.of(new Run("<A>", "</A>", 2), new Run("<B>", "</B>", 4)),
List.of(new Run("<A>", "</A>", 6), new Run("<B>", "</B>", 8)),
"0123456789"
);
}
@Test
public void testTransformingRuns() {
final Function<String, String> tA = content -> "whatever";
final Function<String, String> tD
= content -> Integer.parseInt(content) % 2 == 0 ? "even" : "odd";
assertRunsToHtml(
"0<A>whatever</A><C>4</C>5<D>odd</D>89",
List.of(new Run("<A>", "</A>", 1, tA), new Run("<B>", "</B>", 2),
new Run("<C>", "</C>", 3), new Run("<D>", "</D>", 6, tD)),
List.of(new Run("<A>", "</A>", 4, tA), new Run("<B>", "</B>", 3),
new Run("<C>", "</C>", 5), new Run("<D>", "</D>", 8, tD)),
"0123456789"
);
}
}