load

src/lib/invariant.test.ts

@@ -0,0 +1,13 @@
+import { describe, expect, it } from "vitest";
+import { invariant } from "./invariant";
+
+describe("invariant", () => {
+  it.each([0, "", null, undefined, 0n])("should throw for %p", (value) => {
+    expect(() => invariant(value)).toThrowError("Invariant failed: ");
+    expect(() => invariant(value, "some message")).toThrowError("Invariant failed: some message");
+  });
+
+  it.each([true, 1, "some str", {}, [], 123n])("should not throw for %p", (value) => {
+    expect(() => invariant(value)).not.toThrowError();
+  });
+});