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import { describe, expect, it } from "vitest";
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import { friendlyName } from "@/client/lib/friendly-name";
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describe("friendlyName", () => {
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  it("is deterministic for a given seed", () => {
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    expect(friendlyName("abc-123")).toBe(friendlyName("abc-123"));
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  });
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  it("produces distinct names for different seeds with high probability", () => {
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    const names = new Set<string>();
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    for (let i = 0; i < 64; i++) {
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      names.add(friendlyName(`seed-${i}`));
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    }
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    expect(names.size).toBeGreaterThan(32);
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  });
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  it("returns a two-word capitalized name", () => {
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    const name = friendlyName("some-user-id");
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    expect(name).toMatch(/^[A-Z][A-Za-z]+ [A-Z][A-Za-z]+$/);
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  });
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  it("handles empty seed without throwing", () => {
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    expect(() => friendlyName("")).not.toThrow();
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    expect(friendlyName("")).toMatch(/^[A-Z][A-Za-z]+ [A-Z][A-Za-z]+$/);
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  });
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});