test: add player validate unit tests for isRecord, parseModeSources and parseSegments

static/player/validate.test.ts

@@ -0,0 +1,58 @@
+import assert from "node:assert/strict";
+import { describe, test } from "node:test";
+
+import { isRecord, parseModeSources, parseSegments } from "./validate";
+
+describe("player validation", () => {
+  test("identifies plain records", () => {
+    assert.equal(isRecord({}), true);
+    assert.equal(isRecord({ token: "abc" }), true);
+    assert.equal(isRecord(null), false);
+    assert.equal(isRecord([]), false);
+    assert.equal(isRecord("value"), false);
+  });
+
+  test("parses valid mode sources and drops malformed entries", () => {
+    const sources = parseModeSources({
+      sub: {
+        token: "sub-token",
+        type: "hls",
+        qualities: ["1080p", "720p"],
+        subtitles: [{ lang: "English", token: "subtitle-token" }],
+      },
+      dub: { token: "", subtitles: [] },
+      badSubtitles: { token: "bad", subtitles: [{ lang: "English" }] },
+      badQualities: { token: "ok", qualities: ["1080p", 720], subtitles: [] },
+    });
+
+    assert.deepEqual(sources, {
+      sub: {
+        token: "sub-token",
+        type: "hls",
+        qualities: ["1080p", "720p"],
+        subtitles: [{ lang: "English", token: "subtitle-token" }],
+      },
+      badQualities: { token: "ok", type: undefined, qualities: undefined, subtitles: [] },
+    });
+  });
+
+  test("parses skip segments from numbers and numeric strings", () => {
+    assert.deepEqual(
+      parseSegments([
+        { type: "op", start: 10, end: 90, source: "aniskip" },
+        { type: "ed", start: "1200.5", end: "1280" },
+        { type: "", start: 0, end: 1 },
+        { type: "op", start: "nope", end: 1 },
+      ]),
+      [
+        { type: "op", start: 10, end: 90, source: "aniskip" },
+        { type: "ed", start: 1200.5, end: 1280, source: undefined },
+      ],
+    );
+  });
+
+  test("returns empty structures for non-container inputs", () => {
+    assert.deepEqual(parseModeSources(null), {});
+    assert.deepEqual(parseSegments({}), []);
+  });
+});