function testSetCourseNumber()
{
//Arrange
$name = "Philosophy 101";
$course_number = "PHIL101";
$test_course = new Course($name, $course_number);
//Act
$test_course->setCourseNumber('PHIL101');
$result = $test_course->getCourseNumber();
//Assert
$this->assertEquals('PHIL101', $result);
}
function test_setCourseNumber()
{
//Arrange
$name = "History";
$course_number = "HIST101";
$test_course = new Course($name, $course_number);
//Act
$test_course->setCourseNumber("ENG500");
$result = $test_course->getCourseNumber();
//Assert
$this->assertEquals("ENG500", $result);
}
function test_setCourseNumber()
{
//Arrange
$course_name = "History";
$id = null;
$course_number = "HIST:101";
$test_course = new Course($course_name, $course_number, $id);
//Act
$test_course->setCourseNumber("BIO:111");
$result = $test_course->getCourseNumber();
//Assert
$this->assertEquals("BIO:111", $result);
}
function test_setCourseNumber()
{
//Arrange
$course_name = "Monster Literature";
$course_number = "ENG304";
$test_course = new Course($course_name, $course_number);
$new_number = "ENG204";
//Act
$test_course->setCourseNumber($new_number);
$result = $test_course->getCourseNumber();
//Assert
$this->assertEquals($new_number, $result);
}