/**
* Test getNextAssignmentToDo(). * .*/
public function testgetNextAssignmentToDo()
{
// File handle used for debugging messages.
// Insert 3 new tA lessons into database for a fictitious new student.
// Need boundary tests & bad assignments and one good assignment.
// Run several tests to see that the correct lesson is returned.
// First test should be simple with one zero time assigned and
// the other 150% assigned.
$this->resetMyArray();
// Reset myArray to origninal values.
$ac_class_instance = new AssignmentsClass();
$temp_student_id591 = 'abcdefg';
// Next insure no previous lessons for this student.
$num_rows = $ac_class_instance->delRowsByStudentId($temp_student_id591);
$this->assertTrue($num_rows === 0);
// Any number greater than 0 would indicate a clean-up failure in
// another function.
$this->myArray['tA_S_ID'] = $temp_student_id591;
$last_lesson_id = '';
// Test 1 Check for no lessons to do because no student exists.
$result = $ac_class_instance->getNextAssignmentToDo($temp_student_id591, $last_lesson_id);
// $path_to_file = "/var/www/html/jimfuqua/tutor/logs/";
// $file = "ACT_testgetNextAssignmentToDo.log";
// $path_file = $path_to_file.$file;
// $log_file = fopen($path_file, "w");
// $v = var_export($result, true);
// $string = __LINE__.' testgetNextAssignmentToDo = '.$result."\n\n";
// fwrite($log_file, $string);.
$this->assertTrue($result === 'error');
// Test 2 Create a class instance with one lesson and test count
// to see if it just has one lesson.
$result = $ac_class_instance->delRowsByStudentId($temp_student_id591);
// Start with none.
$this->assertTrue($result === 0);
$ac_class_instance->insertRecord($this->myArray);
$result = $ac_class_instance->getCurrentStudentAssignmentsInAnArray($temp_student_id591);
$num_rows = count($result);
// $v = var_export($num_rows, TRUE);
// $string = __LINE__ . ' AC $num_rows = ' . $v . "\n";
// fwrite($log_file, $string);.
$this->assertTrue($num_rows === 1);
$last_lesson_id = '';
$result = $ac_class_instance->getNextAssignmentToDo($temp_student_id591, $last_lesson_id);
$num_rows = count($result);
// $v = var_export($num_rows, TRUE);
// $string = __LINE__ . ' AC $num_rows = ' . $v . "\n";
// fwrite($log_file, $string);.
$this->assertTrue($num_rows === 24);
// Test 3 add an identical lesson and test for number of lessons = 2.
$ac_class_instance->insertRecord($this->myArray);
$result = $ac_class_instance->getCurrentStudentAssignmentsInAnArray($temp_student_id591);
$num_rows = count($result);
$this->assertTrue($num_rows === 2);
// Test 4 Delete all lessons and add one specific lesson back.
// Test that it is returned.
$result = $ac_class_instance->delRowsByStudentId($temp_student_id591);
// Start with none.
$this->myArray['tG_AssignmentName'] = 'fffff';
$ac_class_instance->insertRecord($this->myArray);
// Add a record.
$result = $ac_class_instance->getCurrentStudentAssignmentsInAnArray($temp_student_id591);
$num_rows = count($result);
$this->assertTrue($num_rows === 1);
// Get it back.
$last_lesson_id = '';
$result = $ac_class_instance->getNextAssignmentToDo($temp_student_id591, $last_lesson_id);
$this->assertTrue(is_array($result));
$this->assertTrue(count($result) === 24);
// Returns FALSE only if there are no lessons.
$this->assertTrue(is_array($result));
$this->assertTrue($result['tG_AssignmentName'] == 'fffff');
$this->assertTrue($result['tA_S_ID'] === $temp_student_id591);
$result = $ac_class_instance->delRowsByStudentId($temp_student_id591);
// Insure no previous lessons for this student.
$this->assertTrue($result === 1);
// Any number greater than 1 would indicate a clean-up failure.
$this->resetMyArray();
// Reset myArray to original values.
unset($ac_class_instance);
// Test 5
// Delete all lessons and add two lessons one with 0 time assigned
// and the other with 150% assigned.
// Test for return of one with greater time assigned.
// First delete all lessons for $temp_student_id591.
unset($ac_class_instance);
$this->resetMyArray();
// Reset myArray.
$temp_student_id591 = 'abcdefg';
$ac_class_instance = new AssignmentsClass();
$this->myArray['tA_S_ID'] = $temp_student_id591;
$ac_class_instance->delRowsByStudentId($temp_student_id591);
// Insure no previous lessons for this student.
$this->myArray['tA_PercentTime'] = '150';
$this->myArray['tG_AssignmentName'] = 'klm';
$ac_class_instance->insertRecord($this->myArray);
$result = $ac_class_instance->getCurrentStudentAssignmentsInAnArray($temp_student_id591);
$num_rows = count($result);
$this->assertTrue($num_rows === 1);
// Now add another row with 0 % time.
$this->myArray['tA_PercentTime'] = '0';
$this->myArray['tG_AssignmentName'] = 'nop';
$ac_class_instance->insertRecord($this->myArray);
$result = $ac_class_instance->getCurrentStudentAssignmentsInAnArray($temp_student_id591);
$num_rows = count($result);
$this->assertTrue($num_rows === 2);
$result = $ac_class_instance->getNextAssignmentToDo($temp_student_id591, $last_lesson_id);
$this->assertTrue(is_array($result));
$this->assertTrue(count($result) === 24);
// Returns FALSE only if there are no lessons.
$this->assertTrue($result['tG_AssignmentName'] === 'klm');
// Clean Up.
unset($ac_class_instance);
// Reset myArray to origninal values.
$this->resetMyArray();
// Test 6
// Delete all lessons and add two lessons one with 0 time assigned and
// the other with 150% assigned in reverse order of previous test..
// Test for return of one with greater time assigned.
// First delete all lessons for $temp_student_id591.
unset($ac_class_instance);
$this->resetMyArray();
// Reset myArray.
$temp_student_id591 = 'abcdefg';
$ac_class_instance = new AssignmentsClass();
$this->myArray['tA_S_ID'] = $temp_student_id591;
// Insure no previous lessons for this student.
$ac_class_instance->delRowsByStudentId($temp_student_id591);
$this->myArray['tA_PercentTime'] = '0';
$this->myArray['tG_AssignmentName'] = 'klm';
$ac_class_instance->insertRecord($this->myArray);
$result = $ac_class_instance->getCurrentStudentAssignmentsInAnArray($temp_student_id591);
$num_rows = count($result);
$this->assertTrue($num_rows === 1);
// Now add another row with 0 % time.
$this->myArray['tA_PercentTime'] = '150';
$this->myArray['tG_AssignmentName'] = 'klm';
$ac_class_instance->insertRecord($this->myArray);
$result = $ac_class_instance->getCurrentStudentAssignmentsInAnArray($temp_student_id591);
$num_rows = count($result);
$this->assertTrue($num_rows === 2);
$last_lesson_id = '';
$result = $ac_class_instance->getNextAssignmentToDo($temp_student_id591, $last_lesson_id);
$this->assertTrue(is_array($result));
$this->assertTrue(count($result) === 24);
// Returns FALSE only if there are no lessons.
$this->assertTrue($result['tG_AssignmentName'] === 'klm');
// Clean Up.
unset($ac_class_instance);
// Reset myArray to origninal values.
$this->resetMyArray();
// Test 7 Add three new lessons and check frequency of return.
$this->resetMyArray();
// Reset myArray.
$temp_student_id591 = 'asdfg hjkl';
$this->myArray['tA_S_ID'] = $temp_student_id591;
$ac_class_instance = new AssignmentsClass();
$ac_class_instance->delRowsByStudentId($temp_student_id591);
// Previous line insures no previous lessons for this student.
$this->myArray['tG_AssignmentName'] = 'aaaaa';
$this->myArray['tA_PercentTime'] = '33';
$result = $ac_class_instance->insertRecord($this->myArray);
// Add a record.
$this->assertTrue($result === 1);
// This is a post date time.
$result = $ac_class_instance->getCurrentStudentAssignmentsInAnArray($temp_student_id591);
$this->assertTrue(is_array($result));
// Look our for post date issues.
$num_rows = count($result);
$this->assertTrue($num_rows === 1);
$this->myArray['tG_AssignmentName'] = 'bbbbb';
$this->myArray['tA_PercentTime'] = '33';
$ac_class_instance->insertRecord($this->myArray);
// Add a record.
$result = $ac_class_instance->getCurrentStudentAssignmentsInAnArray($temp_student_id591);
$num_rows = count($result);
$this->assertTrue($num_rows === 2);
$this->myArray['tG_AssignmentName'] = 'ccccc';
$this->myArray['tA_PercentTime'] = '33';
$ac_class_instance->insertRecord($this->myArray);
// Add a record.
$result = $ac_class_instance->getCurrentStudentAssignmentsInAnArray($temp_student_id591);
$this->assertTrue(count($result) === 3);
// Now get back a bunch of lessons and check frequency of return
// against assigned values.
$total_aaaaa = 0;
$total_bbbbb = 0;
$total_ccccc = 0;
$count = 0;
for ($i = 1; $i <= 100; $i++) {
// Run through 100 selections and see if they follow % assigned.
$ac_class_instance = new AssignmentsClass();
$result = $ac_class_instance->getCurrentStudentAssignmentsInAnArray($temp_student_id591);
$num_rows = count($result);
$count++;
if ($num_rows > 0) {
foreach ($result as $key => $value) {
// Is an array of arrays.
if ($value['tG_AssignmentName'] === 'aaaaa') {
$total_aaaaa++;
}
if ($value['tG_AssignmentName'] === 'bbbbb') {
$total_bbbbb++;
}
if ($value['tG_AssignmentName'] === 'accccc') {
$total_ccccc++;
}
}
}
}
//end for
$ac_class_instance->delRowsByStudentId($temp_student_id591);
// Next reset myArray to origninal values.
$this->resetMyArray();
// Clean Up.
$ac_class_instance->delRowsByStudentId($this->myArray['tA_S_ID']);
$ac_class_instance->delRowsByStudentId('abcdefg');
$ac_class_instance->delRowsByStudentId('x!@#$1112');
unset($ac_class_instance);
$this->resetMyArray();
}
if (empty($_data['tA_S_ID']) === TRUE) {
$msg = ' cAssignment_get_next_lesson.php Must have "tA_S_ID" in $_data.';
$msg = $msg . "\n" . __LINE__ . ' Missing $_data["tA_S_ID"] can not proceed';
trigger_error($msg, E_USER_ERROR);
}
// Now get the student information and set all session variables.
$_data['tA_S_ID'] = filter_var($_data['tA_S_ID'], FILTER_UNSAFE_RAW);
$string = "\n" . __LINE__ . ' $_data["tA_S_ID"] = ' . $_data['tA_S_ID'];
fwrite($log_file, $string . "\n\n");
$_data['last_gA'] = NULL;
// Prime session with the existing relevant data.
$_SESSION = $_data;
// Get next assignment to do from the login data.
$next_lesson = new AssignmentsClass();
// Return a single lesson as a tAssignments row.
$lesson = $next_lesson->getNextAssignmentToDo($_data['tA_S_ID'], $_data['tA_id']);
$v = var_export($lesson, TRUE);
$string = "\n" . __LINE__ . ' $lesson = ' . $v . "\n\n";
fwrite($log_file, $string . "\n");
if (is_null($lesson) == TRUE) {
$msg = $msg . "\n" . __LINE__ . ' No lesson found.';
trigger_error($msg, E_USER_ERROR);
}
// From the assignment name retrieve the generic assignment and assign
// its variables to the $_SESSION variable.
$my_next_ga = new GenericAClass();
$the_ga = $my_next_ga->getRowFromDbAsArray($lesson['tG_AssignmentName']);
// Pack all tGenericAssignment data into session varaiable.
foreach ($the_ga as $key => $value) {
$_SESSION[$key] = $value;
}