custom qunit assertions

custom-qunit-assertions.js

import QUnit from 'qunit';

QUnit.assert.contains = function( haystack, needle, message ) {
  var result = haystack.indexOf(needle) > -1;
  this.pushResult( {
      result: result,
      actual: haystack,
      expected: needle,
      message: message || `'${haystack}' contains string '${needle}'`
  });
};

QUnit.assert.matches = function( haystack, needle, message ) {
  var result = needle.test(haystack);
  this.pushResult( {
      result: result,
      actual: haystack,
      expected: needle.toString(),
      message: message || `'${haystack}' matches regex ${needle}`
  });
};

QUnit.assert.gt = function( a, b, message ) {
  this.pushResult( {
      result: a > b,
      actual: a,
      expected: `> ${b}`,
      message: message || `${a} > ${b}`
  });
};

QUnit.assert.hasClass = function( a, b, message ) {
  this.pushResult( {
      result: a.hasClass(b),
      actual: a.attr('class') || '',
      expected: b,
      message: message || `${a.prop('nodeName')} has class '${b}''`
  });
};