refactor: restructure files to their domains, new preview overlay system, and dep graph

1 files changed, 31 insertions, 0 deletions

diff --git a/apps/web/src/retime/__tests__/split.test.ts b/apps/web/src/retime/__tests__/split.test.ts
new file mode 100644
index 00000000..3c7bef63
--- /dev/null
+++ b/apps/web/src/retime/__tests__/split.test.ts
@@ -0,0 +1,31 @@
+import { describe, expect, test } from "bun:test";

+import {

+	getSourceSpanAtClipTime,

+	splitRetimeAtClipTime,

+} from "@/retime";

+import type { RetimeConfig } from "@/timeline";

+

+describe("retime split", () => {

+	test("measures source span at a clip time", () => {

+		const retime: RetimeConfig = { rate: 2 };

+		expect(getSourceSpanAtClipTime({ clipTime: 5, retime })).toBe(10);

+	});

+

+	test("returns zero for non-positive clip time", () => {

+		expect(getSourceSpanAtClipTime({ clipTime: 0 })).toBe(0);

+		expect(getSourceSpanAtClipTime({ clipTime: -1 })).toBe(0);

+	});

+

+	test("passes the same retime to both halves when splitting", () => {

+		const retime: RetimeConfig = { rate: 1.5 };

+		const result = splitRetimeAtClipTime({ retime, splitClipTime: 3 });

+		expect(result.left).toBe(retime);

+		expect(result.right).toBe(retime);

+	});

+

+	test("returns undefined on both sides when no retime", () => {

+		const result = splitRetimeAtClipTime({ splitClipTime: 3 });

+		expect(result.left).toBeUndefined();

+		expect(result.right).toBeUndefined();

+	});

+});