Out out the test of the quiz

Out out the test of the quiz

• 211606387 Yehongchi
• 211606354 Shaun Chen Yu

Unit Test

• Explain the idea of designing unit tests
  Unit tests a test based on your own code, such as selecting a grade method, and adding a return value to this method
• Select part of the unit test code published in the blog, and explain the function of testing, the idea of constructing test data

@Test
public void Testrandomnumber () {
New MathExam6387 ();
String[] Strarr = {"1", "2", "+"};
Assertequals ("3", Mathexam6387.reversepolish (Strarr));
}
An array of instances to test the results of the inverse Polish function. It is expected to be "3", which is actually "3".

• The test coverage of unit tests is attached to the blog.
  

Structural optimization

• UML class diagram for the program in the blog
  

• A flowchart for running a program in a blog
  

• Detailing the part of the refactoring that the program makes and the reason for the refactoring
  Randomnumber ();
  Each grade has a random number, which is extracted.

Performance tuning

• Results of pre-optimization performance analysis tool placement
• Describe a program's performance bottleneck
• Give the optimization scheme
• Results of post-optimization performance analysis tools

Out out the test of the quiz