text: // import {_ClearMaskPass as ClearMaskPass} from '@luma.gl/core';
  import {default as MaskPass} from '@luma.gl/core/multipass/clear-mask-pass';
  import test from 'tape-catch';
  import {fixture} from 'test/setup';
  
  test('ClearMaskPass#constructor', t => {
    const {gl} = fixture;
  
    let mp = new MaskPass(gl);
    t.ok(mp instanceof MaskPass, 'should construct MaskPass object');
  
    mp = null;
    mp = new MaskPass(gl, {enable: false}, 'should construct MaskPass object with custom props');
    t.end();
  });
  
  test('ClearMaskPass#render', t => {
    const {gl} = fixture;
  
    const mp = new MaskPass(gl);
  
    t.doesNotThrow(() => mp._renderPass(gl), 'render should work');
    t.end();
  });
  