Add SponsorBlock plugin

plugins/sponsorblock/tests/segments.test.js

@@ -0,0 +1,34 @@
+const { sortSegments } = require("../segments");
+
+test("Segment sorting", () => {
+	expect(
+		sortSegments([
+			[0, 3],
+			[7, 8],
+			[5, 6],
+		])
+	).toEqual([
+		[0, 3],
+		[5, 6],
+		[7, 8],
+	]);
+
+	expect(
+		sortSegments([
+			[0, 5],
+			[6, 8],
+			[4, 6],
+		])
+	).toEqual([[0, 8]]);
+
+	expect(
+		sortSegments([
+			[0, 6],
+			[7, 8],
+			[4, 6],
+		])
+	).toEqual([
+		[0, 6],
+		[7, 8],
+	]);
+});