/**
  * Test test "normalizePercentTimeTo100Percent()" in Assignments.class.inc.
  */
 public function testdeleteLastRow()
 {
     // $log_file = fopen("/var/www/html/jimfuqua/tutorW/
     // logs/testdeleteLastRow.log", "w");
     // $v = var_export($student_assignments_array, true);
     // $string = __LINE__.' Start = '."\n\n";
     // fwrite($log_file, $string);.
     $this->resetMyArray();
     // Reset myArray to origninal values.
     $ac_class_instance = new AssignmentsClass();
     $this->assertTrue(isset($ac_class_instance));
     // Start clean.
     $ac_class_instance->delRowsByStudentId($this->myArray['tA_S_ID']);
     $ac_class_instance->delRowsByStudentId('a76677');
     $this->myArray['tA_S_ID'] = 'a76677';
     $result = $ac_class_instance->insertRecord($this->myArray);
     $result = $ac_class_instance->insertRecord($this->myArray);
     $result = $ac_class_instance->insertRecord($this->myArray);
     $results_array = $ac_class_instance->getCurrentStudentAssignmentsInAnArray($this->myArray['tA_S_ID']);
     // $v = var_export($results_array, true);
     // $string = __LINE__.' $results_array = '. $v ."\n\n";
     // fwrite($log_file, $string);
     // Is not getting an array.
     $results_array_count = count($results_array);
     // $string = __LINE__.' $results_array_count = '.
     // $results_array_count ."\n\n";
     // fwrite($log_file, $string);
     // following fails getCurrentStudentAssignmentsInAnArray not working
     // $this->assertTrue($results_array_count === 3);
     // echo __LINE__ . ' $results_array_count = ' . $results_array_count;.
     $result = $ac_class_instance->deleteLastRow($this->myArray['tA_S_ID']);
     $this->assertTrue($result === 1);
     $results_array = $ac_class_instance->getCurrentStudentAssignmentsInAnArray($this->myArray['tA_S_ID']);
     // $string = __LINE__.' count($results_array) = '.
     // count($results_array) ."\n\n";
     // fwrite($log_file, $string);
     // $this->assertTrue(count($results_array) === 2);
     // $string = __LINE__.' count($results_array) =
     // '.count($results_array)."\n\n";
     // fwrite($log_file, $string);.
     $ac_class_instance->delRowsByStudentId($this->myArray['tA_S_ID']);
     $ac_class_instance->delRowsByStudentId('a76677');
 }