import { describe, expect, it } from "vitest";
import { moduleTableName, physicalModuleTableNameSchema } from "../src/index.js";

describe("module schema contract", () => {
  it("creates deterministic physical names from module and local identifiers", () => {
    expect(moduleTableName("calendar", "events")).toBe("calendar_events");
    expect(moduleTableName("care-team", "member_notes")).toBe("care_team_member_notes");
  });

  it("rejects unsafe logical names and PostgreSQL identifiers beyond 63 characters", () => {
    expect(() => moduleTableName("calendar", "EventItems")).toThrow();
    expect(() => moduleTableName("calendar", "event-items")).toThrow();
    expect(physicalModuleTableNameSchema.safeParse("a".repeat(63)).success).toBe(true);
    expect(physicalModuleTableNameSchema.safeParse("a".repeat(64)).success).toBe(false);
    expect(() => moduleTableName("a".repeat(60), "rows")).toThrow(
      "The namespaced PostgreSQL table name is invalid or too long.",
    );
  });
});