Paint, tour and play animations

packages/review/app/src/animation/animation-block.browser.test.ts

@@ -0,0 +1,18 @@
+import { describe, expect, it } from "vitest";
+
+import { schemeOf } from "./animation-block";
+
+describe("schemeOf", () => {
+  it("takes the host's own light or dark palette", () => {
+    expect(schemeOf("dark")).toBe("dark");
+    expect(schemeOf("light")).toBe("light");
+    expect(schemeOf("normal")).toBe("light");
+  });
+
+  it("follows the reader's preference where the host names both", () => {
+    const dark = matchMedia("(prefers-color-scheme: dark)").matches;
+
+    expect(schemeOf("light dark")).toBe(dark ? "dark" : "light");
+    expect(schemeOf("dark light")).toBe(dark ? "dark" : "light");
+  });
+});