freeCodeCamp/guide/english/certifications/information-security-and-quality-assurance/quality-assurance-and-testing-with-chai/use-assert.isok-and-assert.isnotok/index.md

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Use Assert.isOK and Assert.isNotOK

Use Assert.isOK and Assert.isNotOK

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Problem Explanation

To begin, locate the file "tests/1_unit_tests.js".

This file contains multiple suites of tests for the project, and this challenge requires you to make the tests in /** 3 */ pass.

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Hints

Hint 1

The lines in the test should be changed from assert.fail() to either assert.isOk() or assert.isNotOk().

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Solutions

Solution 1 (Click to Show/Hide)

/** 3 - Use assert.isOk() or assert.isNotOk() to make the tests pass. **/
// .isOk(truthy) and .isNotOk(falsey) will pass
test('#isOk, #isNotOk', function() {
  assert.isNotOk(null, 'null is falsey');
  assert.isOk("I'm truthy", 'a string is truthy');
  assert.isOk(true, 'true is truthy');
});