import assert from "node:assert/strict";
import test from "node:test";

import { computeFloatingPosition } from "../packages/ui-core/dist/index.js";

test("floating surface remains bounded when its anchor is above the viewport", () => {
  const position = computeFloatingPosition({
    anchor: {
      top: -1888,
      right: 1228,
      bottom: -1842,
      left: 940,
      width: 288,
      height: 46,
    },
    surfaceWidth: 324,
    surfaceHeight: 144,
    viewportWidth: 1280,
    viewportHeight: 720,
    viewportPadding: 8,
  });

  assert.equal(position.top, 8);
  assert.ok(position.maxHeight <= 704);
  assert.ok(position.maxHeight >= 0);
});

test("floating surface remains bounded when its anchor is below the viewport", () => {
  const position = computeFloatingPosition({
    anchor: {
      top: 1200,
      right: 640,
      bottom: 1246,
      left: 320,
      width: 320,
      height: 46,
    },
    surfaceWidth: 320,
    surfaceHeight: 500,
    viewportWidth: 1280,
    viewportHeight: 720,
    viewportPadding: 8,
  });

  assert.ok(position.top >= 8);
  assert.ok(position.top + Math.min(500, position.maxHeight) <= 712);
  assert.ok(position.maxHeight <= 704);
});