add innerTube API, types and tests

test/cases/innerTubeApi.ts

@@ -0,0 +1,51 @@
+import { config } from "../../src/config";
+import assert from "assert";
+// import { innerTubeVideoDetails } from "../../src/types/innerTubeApi.model";
+import { YouTubeAPI } from "../../src/utils/youtubeApi";
+import * as innerTube from "../../src/utils/innerTubeAPI";
+import { partialDeepEquals } from "../utils/partialDeepEquals";
+
+
+const videoID = "dQw4w9WgXcQ";
+const expected = { // partial type of innerTubeVideoDetails
+    videoId: videoID,
+    title: "Rick Astley - Never Gonna Give You Up (Official Music Video)",
+    lengthSeconds: "212",
+    channelId: "UCuAXFkgsw1L7xaCfnd5JJOw",
+    isOwnerViewing: false,
+    isCrawlable: true,
+    allowRatings: true,
+    author: "Rick Astley",
+    isPrivate: false,
+    isUnpluggedCorpus: false,
+    isLiveContent: false
+};
+const currentViews = 1284257550;
+
+describe("innertube API test", function() {
+    it("should be able to get innerTube details", async () => {
+        const result = await innerTube.getPlayerData(videoID);
+        assert.ok(partialDeepEquals(result, expected));
+    });
+    it("Should have more views than current", async () => {
+        const result = await innerTube.getPlayerData(videoID);
+        assert.ok(Number(result.viewCount) >= currentViews);
+    });
+    it("Should have the same video duration from both endpoints", async () => {
+        const playerData = await innerTube.getPlayerData(videoID);
+        const length = await innerTube.getLength(videoID);
+        assert.equal(Number(playerData.lengthSeconds), length);
+    });
+    it("Should have equivalent response from NewLeaf", async function () {
+        if (!config.newLeafURLs || config.newLeafURLs.length <= 0 || config.newLeafURLs[0] == "placeholder") this.skip();
+        const itResponse = await innerTube.getPlayerData(videoID);
+        const newLeafResponse = await YouTubeAPI.listVideos(videoID, true);
+        // validate videoID
+        assert.strictEqual(itResponse.videoId, videoID);
+        assert.strictEqual(newLeafResponse.data?.videoId, videoID);
+        // validate description
+        assert.strictEqual(itResponse.shortDescription, newLeafResponse.data?.description);
+        // validate authorId
+        assert.strictEqual(itResponse.channelId, newLeafResponse.data?.authorId);
+    });
+});