test: yt featured channels extractor

Author: ChanGu3

extractor/src/test/java/org/schabi/newpipe/extractor/services/youtube/YoutubeFeaturedChannelListExtractorTest.java

@@ -0,0 +1,170 @@
+package org.schabi.newpipe.extractor.services.youtube;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.jupiter.api.Assertions.assertTrue;
+import static org.schabi.newpipe.extractor.ExtractorAsserts.assertContains;
+import static org.schabi.newpipe.extractor.ServiceList.YouTube;
+import static org.schabi.newpipe.extractor.services.DefaultTests.defaultTestMoreItems;
+import static org.schabi.newpipe.extractor.services.DefaultTests.defaultTestRelatedItems;
+
+import org.junit.jupiter.api.Test;
+import org.schabi.newpipe.extractor.ExtractorAsserts;
+import org.schabi.newpipe.extractor.channel.list.ChannelListExtractor;
+import org.schabi.newpipe.extractor.channel.tabs.rendererlist.RendererListInfoItemExtractor;
+import org.schabi.newpipe.extractor.exceptions.ContentNotAvailableException;
+import org.schabi.newpipe.extractor.exceptions.ExtractionException;
+import org.schabi.newpipe.extractor.exceptions.ParsingException;
+import org.schabi.newpipe.extractor.playlist.PlaylistInfo;
+import org.schabi.newpipe.extractor.services.BaseListExtractorTest;
+import org.schabi.newpipe.extractor.services.BasePlaylistExtractorTest;
+import org.schabi.newpipe.extractor.services.DefaultSimpleExtractorTest;
+import org.schabi.newpipe.extractor.services.youtube.extractors.YoutubeFeaturedChannelListExtractor;
+import org.schabi.newpipe.extractor.services.youtube.extractors.YoutubePlaylistExtractor;
+import org.schabi.newpipe.extractor.stream.Description;
+
+import java.util.List;
+
+/**
+ * Test for {@link YoutubeFeaturedChannelListExtractor}
+ */
+public class YoutubeFeaturedChannelListExtractorTest {
+
+    public static class NotAvailable implements InitYoutubeTest {
+
+        @Test
+        void invalidIndex() throws Exception {
+            final ChannelListExtractor extractor =
+                    YouTube.getChannelListExtractor(
+                            "user/LinusTechTips",
+                            List.of("featured", RendererListInfoItemExtractor
+                                    .getRendererListIndexContentFilter(2)),
+                            "https://www.youtube.com");
+            assertThrows(ExtractionException.class, extractor::fetchPage);
+        }
+    }
+
+    abstract static class Base extends DefaultSimpleExtractorTest<YoutubeFeaturedChannelListExtractor>
+            implements BaseListExtractorTest, InitYoutubeTest {
+
+        @Override
+        protected YoutubeFeaturedChannelListExtractor createExtractor() throws Exception {
+            return (YoutubeFeaturedChannelListExtractor) YouTube.getChannelListExtractor(
+                    this.idForExtraction(),
+                    List.of("featured", RendererListInfoItemExtractor
+                            .getRendererListIndexContentFilter(this.rendererListIndexForExtraction())),
+                    "https://www.youtube.com");
+        }
+
+        protected abstract int rendererListIndexForExtraction();
+
+        protected abstract String idForExtraction();
+    }
+
+    public static class LinusTechTips extends YoutubeFeaturedChannelListExtractorTest.Base {
+        @Override
+        protected int rendererListIndexForExtraction() {
+            return 5;
+        }
+
+        @Override
+        protected String idForExtraction() {
+            return "user/LinusTechTips";
+        }
+
+        @Override
+        @Test
+        public void testServiceId() {
+            assertEquals(YouTube.getServiceId(), extractor().getServiceId());
+        }
+
+        @Override
+        @Test
+        public void testName() throws Exception {
+            assertTrue(extractor().getName().startsWith("Featured Channels"));
+        }
+
+        @Override
+        @Test
+        public void testId() throws Exception {
+            assertEquals("UCXuqSBlHAE6Xw-yeJA0Tunw", extractor().getId());
+        }
+
+        @Override
+        @Test
+        public void testUrl() throws ParsingException {
+            assertEquals("https://www.youtube.com/channel/UCXuqSBlHAE6Xw-yeJA0Tunw/featured", extractor().getUrl());
+        }
+
+        @Override
+        @Test
+        public void testOriginalUrl() throws ParsingException {
+            assertEquals("https://www.youtube.com/user/LinusTechTips/featured", extractor().getOriginalUrl());
+        }
+
+        @Override
+        @Test
+        public void testRelatedItems() throws Exception {
+            defaultTestRelatedItems(extractor());
+        }
+
+        @Override
+        public void testMoreRelatedItems() throws Exception {
+            assertFalse(extractor().getInitialPage().hasNextPage());
+        }
+    }
+
+    public static class TSeries extends YoutubeFeaturedChannelListExtractorTest.Base {
+        @Override
+        protected int rendererListIndexForExtraction() {
+            return 12;
+        }
+
+        @Override
+        protected String idForExtraction() {
+            return "user/tseries";
+        }
+
+        @Override
+        @Test
+        public void testServiceId() {
+            assertEquals(YouTube.getServiceId(), extractor().getServiceId());
+        }
+
+        @Override
+        @Test
+        public void testName() throws Exception {
+            assertTrue(extractor().getName().startsWith("Other Great Channels"));
+        }
+
+        @Override
+        @Test
+        public void testId() throws Exception {
+            assertEquals("UCq-Fj5jknLsUf-MWSy4_brA", extractor().getId());
+        }
+
+        @Override
+        @Test
+        public void testUrl() throws ParsingException {
+            assertEquals("https://www.youtube.com/channel/UCq-Fj5jknLsUf-MWSy4_brA/featured", extractor().getUrl());
+        }
+
+        @Override
+        @Test
+        public void testOriginalUrl() throws ParsingException {
+            assertEquals("https://www.youtube.com/user/tseries/featured", extractor().getOriginalUrl());
+        }
+
+        @Override
+        @Test
+        public void testRelatedItems() throws Exception {
+            defaultTestRelatedItems(extractor());
+        }
+
+        @Override
+        public void testMoreRelatedItems() throws Exception {
+            defaultTestMoreItems(extractor());
+        }
+    }
+}