title: XCTAssert break function
body: <p>How to stop unit test execution if a logic is failed. Below is the example. How to stop execution when <code>XCTAssertEqual("Hello", "Hi", "Passed")</code> condition is failed.</p>
  
  <pre><code>func test_one() 
  {    
      XCTAssertEqual("Hello", "Hi", "Passed")    
      let b = "Good Morning!" 
      // code continues...
  }
  </code></pre>