Program plan: The variables used in the program are given below: 1. Comment comment is an object variable of type Comment used to create a new comment object for each test method. 2. String expected is a string variable used to hold the expected output for the testGetFullDetails() method. The methods used in the program are as follows: testUpvote(): Tests the upvote() method of the Comment class by creating a comment object, verifying its initial vote count is 0, upvoting the comment, and verifying its vote count is now 1. testDownvote(): Tests the downvote() method of the Comment class by creating a comment object, verifying its initial vote count is 0, downvoting the comment, and verifying its vote count is now -1. testGetAuthor(): Tests the getAuthor() method of the Comment class by creating a comment object and verifying its author name matches the expected value. testGetRating(): Tests the getRating() method of the Comment class by creating a comment object and verifying its rating matches the expected value. testGetFullDetails(): Tests the getFullDetails() method of the Comment class by creating a comment object and verifying its full details (rating, author, text, and vote count) match the expected string. Program Description: To create a test class for the Comment class.

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Chapter 9, Problem 13E

Program Plan Intro

Program plan:

The variables used in the program are given below:

1. Comment comment is an object variable of type Comment used to create a new comment object for each test method.

2. String expected is a string variable used to hold the expected output for the testGetFullDetails() method.

The methods used in the program are as follows:

testUpvote(): Tests the upvote() method of the Comment class by creating a comment object, verifying its initial vote count is 0, upvoting the comment, and verifying its vote count is now 1.

testDownvote(): Tests the downvote() method of the Comment class by creating a comment object, verifying its initial vote count is 0, downvoting the comment, and verifying its vote count is now -1.

testGetAuthor(): Tests the getAuthor() method of the Comment class by creating a comment object and verifying its author name matches the expected value.

testGetRating(): Tests the getRating() method of the Comment class by creating a comment object and verifying its rating matches the expected value.

testGetFullDetails(): Tests the getFullDetails() method of the Comment class by creating a comment object and verifying its full details (rating, author, text, and vote count) match the expected string.

Program Description:

To create a test class for the Comment class.

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