public function test_multichoice()
{
// Create a multiple choice, single response question.
$mc = test_question_maker::make_a_multichoice_single_question();
$mc->penalty = 0.3333333;
$this->start_attempt_at_question($mc, 'adaptivenopenalty', 3);
$rightindex = $this->get_mc_right_answer_index($mc);
$wrongindex = ($rightindex + 1) % 3;
// Check the initial state.
$this->check_current_state(question_state::$todo);
$this->check_current_mark(null);
$this->check_current_output($this->get_contains_marked_out_of_summary(), $this->get_contains_question_text_expectation($mc), $this->get_contains_mc_radio_expectation(0, true, false), $this->get_contains_mc_radio_expectation(1, true, false), $this->get_contains_mc_radio_expectation(2, true, false), $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_feedback_expectation());
// Process a submit.
$this->process_submission(array('answer' => $wrongindex, '-submit' => 1));
// Verify.
$this->check_current_state(question_state::$todo);
$this->check_current_mark(0);
$this->check_current_output($this->get_contains_mark_summary(0), $this->get_contains_mc_radio_expectation($wrongindex, true, true), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, true, false), $this->get_contains_mc_radio_expectation(($wrongindex + 2) % 3, true, false), $this->get_contains_incorrect_expectation(), $this->get_does_not_contain_penalty_info_expectation(), $this->get_does_not_contain_total_penalty_expectation());
$this->assertRegExp('/B|C/', $this->quba->get_response_summary($this->slot));
// Process a change of answer to the right one, but not sumbitted.
$this->process_submission(array('answer' => $rightindex));
// Verify.
$this->check_current_state(question_state::$todo);
$this->check_current_mark(0);
$this->check_current_output($this->get_contains_mark_summary(0), $this->get_contains_mc_radio_expectation($rightindex, true, true), $this->get_contains_mc_radio_expectation(($rightindex + 1) % 3, true, false), $this->get_contains_mc_radio_expectation(($rightindex + 2) % 3, true, false));
$this->assertRegExp('/B|C/', $this->quba->get_response_summary($this->slot));
// Now submit the right answer.
$this->process_submission(array('answer' => $rightindex, '-submit' => 1));
// Verify.
$this->check_current_state(question_state::$complete);
$this->check_current_mark(3);
$this->check_current_output($this->get_contains_mark_summary(3), $this->get_contains_mc_radio_expectation($rightindex, true, true), $this->get_contains_mc_radio_expectation(($rightindex + 1) % 3, true, false), $this->get_contains_mc_radio_expectation(($rightindex + 2) % 3, true, false), $this->get_contains_correct_expectation(), $this->get_does_not_contain_penalty_info_expectation(), $this->get_does_not_contain_total_penalty_expectation());
$this->assertEquals('A', $this->quba->get_response_summary($this->slot));
// Finish the attempt.
$this->quba->finish_all_questions();
// Verify.
$this->check_current_state(question_state::$gradedright);
$this->check_current_mark(3);
$this->check_current_output($this->get_contains_mark_summary(3), $this->get_contains_mc_radio_expectation($rightindex, false, true), $this->get_contains_mc_radio_expectation(($rightindex + 1) % 3, false, false), $this->get_contains_mc_radio_expectation(($rightindex + 2) % 3, false, false), $this->get_contains_correct_expectation());
// Process a manual comment.
$this->manual_grade('Not good enough!', 1, FORMAT_HTML);
// Verify.
$this->check_current_state(question_state::$mangrpartial);
$this->check_current_mark(1);
$this->check_current_output($this->get_contains_mark_summary(1), new question_pattern_expectation('/' . preg_quote('Not good enough!', '/') . '/'));
// Now change the correct answer to the question, and regrade.
$mc->answers[13]->fraction = -0.33333333;
$mc->answers[14]->fraction = 1;
// We don't know which "wrong" index we chose above!
$mc->answers[15]->fraction = 1;
// Therefore, treat answers B and C with the same score.
$this->quba->regrade_all_questions();
// Verify.
$this->check_current_state(question_state::$mangrpartial);
$this->check_current_mark(1);
$this->check_current_output($this->get_contains_mark_summary(1), $this->get_contains_partcorrect_expectation());
$autogradedstep = $this->get_step($this->get_step_count() - 3);
$this->assertEquals($autogradedstep->get_fraction(), 1, '', 1.0E-7);
}
public function test_adaptive_multichoice()
{
// Create a multiple choice, single response question.
$mc = test_question_maker::make_a_multichoice_single_question();
$mc->penalty = 0.3333333;
$this->start_attempt_at_question($mc, 'adaptive', 3);
$rightindex = $this->get_mc_right_answer_index($mc);
$wrongindex = ($rightindex + 1) % 3;
// Check the initial state.
$this->check_current_state(question_state::$todo);
$this->check_current_mark(null);
$this->check_current_output($this->get_contains_marked_out_of_summary(), $this->get_contains_question_text_expectation($mc), $this->get_contains_mc_radio_expectation(0, true, false), $this->get_contains_mc_radio_expectation(1, true, false), $this->get_contains_mc_radio_expectation(2, true, false), $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_feedback_expectation());
// Process a submit.
$this->process_submission(array('answer' => $wrongindex, '-submit' => 1));
// Verify.
$this->check_current_state(question_state::$todo);
$this->check_current_mark(0);
$this->check_current_output($this->get_contains_mark_summary(0), $this->get_contains_mc_radio_expectation($wrongindex, true, true), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, true, false), $this->get_contains_mc_radio_expectation(($wrongindex + 2) % 3, true, false), $this->get_contains_incorrect_expectation());
$this->assertPattern('/B|C/', $this->quba->get_response_summary($this->slot));
// Process a change of answer to the right one, but not sumbitted.
$this->process_submission(array('answer' => $rightindex));
// Verify.
$this->check_current_state(question_state::$todo);
$this->check_current_mark(0);
$this->check_current_output($this->get_contains_mark_summary(0), $this->get_contains_mc_radio_expectation($rightindex, true, true), $this->get_contains_mc_radio_expectation(($rightindex + 1) % 3, true, false), $this->get_contains_mc_radio_expectation(($rightindex + 2) % 3, true, false));
$this->assertPattern('/B|C/', $this->quba->get_response_summary($this->slot));
// Now submit the right answer.
$this->process_submission(array('answer' => $rightindex, '-submit' => 1));
// Verify.
$this->check_current_state(question_state::$complete);
$this->check_current_mark(3 * (1 - $mc->penalty));
$this->check_current_output($this->get_contains_mark_summary(3 * (1 - $mc->penalty)), $this->get_contains_mc_radio_expectation($rightindex, true, true), $this->get_contains_mc_radio_expectation(($rightindex + 1) % 3, true, false), $this->get_contains_mc_radio_expectation(($rightindex + 2) % 3, true, false), $this->get_contains_correct_expectation(), new PatternExpectation('/' . preg_quote(get_string('gradingdetailspenalty', 'qbehaviour_adaptive', format_float($mc->penalty, $this->displayoptions->markdp))) . '/'));
$this->assertEqual('A', $this->quba->get_response_summary($this->slot));
// Finish the attempt.
$this->quba->finish_all_questions();
// Verify.
$this->check_current_state(question_state::$gradedright);
$this->check_current_mark(3 * (1 - $mc->penalty));
$this->check_current_output($this->get_contains_mark_summary(3 * (1 - $mc->penalty)), $this->get_contains_mc_radio_expectation($rightindex, false, true), $this->get_contains_mc_radio_expectation(($rightindex + 1) % 3, false, false), $this->get_contains_mc_radio_expectation(($rightindex + 2) % 3, false, false), $this->get_contains_correct_expectation());
// Process a manual comment.
$this->manual_grade('Not good enough!', 1);
// Verify.
$this->check_current_state(question_state::$mangrpartial);
$this->check_current_mark(1);
$this->check_current_output($this->get_contains_mark_summary(1), new PatternExpectation('/' . preg_quote('Not good enough!') . '/'));
// Now change the correct answer to the question, and regrade.
$mc->answers[13]->fraction = -0.33333333;
$mc->answers[15]->fraction = 1;
$this->quba->regrade_all_questions();
// Verify.
$this->check_current_state(question_state::$mangrpartial);
$this->check_current_mark(1);
$this->check_current_output($this->get_contains_mark_summary(1), $this->get_contains_partcorrect_expectation());
$autogradedstep = $this->get_step($this->get_step_count() - 2);
$this->assertWithinMargin($autogradedstep->get_fraction(), 0, 1.0E-7);
}
public function test_get_question_summary()
{
$mc = test_question_maker::make_a_multichoice_single_question();
$mc->start_attempt(new question_attempt_step(), 1);
$qsummary = $mc->get_question_summary();
$this->assertRegExp('/' . preg_quote($mc->questiontext, '/') . '/', $qsummary);
foreach ($mc->answers as $answer) {
$this->assertRegExp('/' . preg_quote($answer->answer, '/') . '/', $qsummary);
}
}
public function test_make_html_inline()
{
// Base class is abstract, so we need to pick one qusetion type to test this method.
$mc = test_question_maker::make_a_multichoice_single_question();
$this->assertEquals('Frog', $mc->make_html_inline('<p>Frog</p>'));
$this->assertEquals('Frog', $mc->make_html_inline('<p>Frog<br /></p>'));
$this->assertEquals('Frog<br />Toad', $mc->make_html_inline("<p>Frog</p>\n<p>Toad</p>"));
$this->assertEquals('<img src="http://example.com/pic.png" alt="Graph" />', $mc->make_html_inline('<p><img src="http://example.com/pic.png" alt="Graph" /></p>'));
$this->assertEquals("Frog<br />XXX <img src='http://example.com/pic.png' alt='Graph' />", $mc->make_html_inline(" <p> Frog </p> \n\r\n <p> XXX <img src='http://example.com/pic.png' alt='Graph' /> </p> "));
$this->assertEquals('Frog', $mc->make_html_inline('<p>Frog</p><p></p>'));
$this->assertEquals('Frog<br />†', $mc->make_html_inline('<p>Frog</p><p>†</p>'));
}
public function test_deferredfeedback_feedback_multichoice_single()
{
// Create a multichoice, single question.
$mc = test_question_maker::make_a_multichoice_single_question();
$mc->shuffleanswers = false;
$mc->answers[14]->fraction = 0.1;
// Make one of the choices partially right.
$rightindex = 0;
$this->start_attempt_at_question($mc, 'deferredfeedback', 3);
$this->process_submission(array('answer' => $rightindex));
// Verify.
$this->check_current_state(question_state::$complete);
$this->check_current_mark(null);
$this->check_current_output($this->get_contains_mc_radio_expectation($rightindex, true, true), $this->get_contains_mc_radio_expectation($rightindex + 1, true, false), $this->get_contains_mc_radio_expectation($rightindex + 2, true, false), $this->get_does_not_contain_correctness_expectation(), $this->get_does_not_contain_feedback_expectation());
// Finish the attempt.
$this->quba->finish_all_questions();
// Verify.
$this->check_current_state(question_state::$gradedright);
$this->check_current_mark(3);
$this->check_current_output($this->get_contains_mc_radio_expectation($rightindex, false, true), $this->get_contains_correct_expectation(), new question_pattern_expectation('/class="r0 correct"/'), new question_pattern_expectation('/class="r1"/'));
}
public function test_immediatecbm_feedback_multichoice_wrong_on_finish()
{
// Create a true-false question with correct answer true.
$mc = test_question_maker::make_a_multichoice_single_question();
$this->start_attempt_at_question($mc, 'immediatecbm');
// Check the initial state.
$this->check_current_state(question_state::$todo);
$this->check_current_mark(null);
$this->check_current_output($this->get_contains_question_text_expectation($mc), $this->get_contains_mc_radio_expectation(0, true, false), $this->get_contains_mc_radio_expectation(1, true, false), $this->get_contains_mc_radio_expectation(2, true, false), $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_feedback_expectation());
$rightindex = $this->get_mc_right_answer_index($mc);
$wrongindex = ($rightindex + 1) % 3;
// Save the wrong answer.
$this->process_submission(array('answer' => $wrongindex, '-certainty' => 3));
// Verify.
$this->check_current_state(question_state::$todo);
$this->check_current_mark(null);
$this->check_current_output($this->get_contains_mc_radio_expectation($wrongindex, true, true), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, true, false), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, true, false), $this->get_contains_submit_button_expectation(true), $this->get_does_not_contain_correctness_expectation());
// Finish the attempt.
$this->quba->finish_all_questions();
// Verify.
$this->check_current_state(question_state::$gradedwrong);
$this->check_current_mark(-6);
$this->check_current_output($this->get_contains_mc_radio_expectation($wrongindex, false, true), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, false, false), $this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, false, false), $this->get_contains_incorrect_expectation());
}
public function test_simulated_post_data()
{
$mc = test_question_maker::make_a_multichoice_single_question();
$mc->shuffleanswers = false;
$mc->answers[13]->answer = '<p>A</p>';
$mc->answers[14]->answer = '<p>B</p>';
$mc->answers[15]->answer = '<p>C</p>';
$mc->start_attempt(new question_attempt_step(), 1);
$originalresponse = array('answer' => 1);
$simulated = $mc->get_student_response_values_for_simulation($originalresponse);
$this->assertEquals(array('answer' => 'B'), $simulated);
$reconstucted = $mc->prepare_simulated_post_data($simulated);
$this->assertEquals($originalresponse, $reconstucted);
}
public function test_deferredfeedback_resume_multichoice_single_emptyanswer_first()
{
// Create a multiple-choice question.
$mc = test_question_maker::make_a_multichoice_single_question();
// Attempt it and submit empty.
$this->start_attempt_at_question($mc, 'deferredfeedback', 3);
$rightindex = $this->get_mc_right_answer_index($mc);
$wrongindex = ($rightindex + 1) % 3;
$this->check_current_state(question_state::$todo);
$this->check_output_contains_lang_string('notyetanswered', 'question');
$this->check_current_mark(null);
$this->process_submission(array('-submit' => 1));
$this->quba->finish_all_questions();
// Verify.
$this->check_current_state(question_state::$gaveup);
$this->check_current_mark(null);
$this->check_current_output($this->get_contains_mc_radio_expectation(0, false, false), $this->get_contains_mc_radio_expectation(1, false, false), $this->get_contains_mc_radio_expectation(2, false, false), $this->get_contains_general_feedback_expectation($mc));
// Save the old attempt.
$oldqa = $this->quba->get_question_attempt($this->slot);
// Reinitialise.
$this->setUp();
$this->quba->set_preferred_behaviour('deferredfeedback');
$this->slot = $this->quba->add_question($mc, 3);
$this->quba->start_question_based_on($this->slot, $oldqa);
// Verify.
$this->check_current_state(question_state::$todo);
$this->check_output_contains_lang_string('notyetanswered', 'question');
$this->check_current_mark(null);
$this->check_current_output($this->get_contains_mc_radio_expectation(0, true, false), $this->get_contains_mc_radio_expectation(1, true, false), $this->get_contains_mc_radio_expectation(2, true, false), $this->get_does_not_contain_feedback_expectation(), $this->get_does_not_contain_correctness_expectation());
// Now get it wrong.
$this->process_submission(array('answer' => $wrongindex));
$this->quba->finish_all_questions();
// Verify.
$this->check_current_state(question_state::$gradedwrong);
$this->check_current_mark(-1);
$this->check_current_output($this->get_contains_mc_radio_expectation($wrongindex, false, true), $this->get_contains_incorrect_expectation());
// Save the old attempt.
$oldqa = $this->quba->get_question_attempt($this->slot);
// Reinitialise.
$this->setUp();
$this->quba->set_preferred_behaviour('deferredfeedback');
$this->slot = $this->quba->add_question($mc, 3);
$this->quba->start_question_based_on($this->slot, $oldqa);
// Verify.
$this->check_current_state(question_state::$complete);
$this->check_output_contains_lang_string('notchanged', 'question');
$this->check_current_mark(null);
$this->check_current_output($this->get_contains_mc_radio_expectation($wrongindex, true, true), $this->get_does_not_contain_feedback_expectation(), $this->get_does_not_contain_correctness_expectation());
// Now get it right.
$this->process_submission(array('answer' => $rightindex));
$this->quba->finish_all_questions();
// Verify.
$this->check_current_state(question_state::$gradedright);
$this->check_current_mark(3);
$this->check_current_output($this->get_contains_mc_radio_expectation($rightindex, false, true), $this->get_contains_correct_expectation());
}
public function test_interactive_finish_when_try_again_showing() {
// Create a multichoice single question.
$mc = test_question_maker::make_a_multichoice_single_question();
$mc->hints = array(
new question_hint_with_parts(0, 'This is the first hint.', FORMAT_HTML, false, false),
);
$this->start_attempt_at_question($mc, 'interactive');
$rightindex = $this->get_mc_right_answer_index($mc);
$wrongindex = ($rightindex + 1) % 3;
// Check the initial state.
$this->check_current_state(question_state::$todo);
$this->check_current_mark(null);
$this->check_current_output(
$this->get_contains_marked_out_of_summary(),
$this->get_contains_question_text_expectation($mc),
$this->get_contains_mc_radio_expectation(0, true, false),
$this->get_contains_mc_radio_expectation(1, true, false),
$this->get_contains_mc_radio_expectation(2, true, false),
$this->get_contains_submit_button_expectation(true),
$this->get_does_not_contain_feedback_expectation(),
$this->get_tries_remaining_expectation(2),
$this->get_no_hint_visible_expectation(),
new question_pattern_expectation('/' .
preg_quote(get_string('selectone', 'qtype_multichoice'), '/') . '/'));
// Submit the wrong answer.
$this->process_submission(array('answer' => $wrongindex, '-submit' => 1));
// Verify.
$this->check_current_state(question_state::$todo);
$this->check_current_mark(null);
$this->check_current_output(
$this->get_contains_marked_out_of_summary(),
$this->get_contains_mc_radio_expectation($wrongindex, false, true),
$this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, false, false),
$this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, false, false),
$this->get_contains_submit_button_expectation(false),
$this->get_contains_try_again_button_expectation(true),
$this->get_does_not_contain_correctness_expectation(),
new question_pattern_expectation('/' .
preg_quote(get_string('notcomplete', 'qbehaviour_interactive')) . '/'),
$this->get_contains_hint_expectation('This is the first hint'));
// Finish the attempt.
$this->quba->finish_all_questions();
// Verify.
$this->check_current_state(question_state::$gradedwrong);
$this->check_current_mark(0);
$this->check_current_output(
$this->get_contains_mark_summary(0),
$this->get_contains_mc_radio_expectation($wrongindex, false, true),
$this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, false, false),
$this->get_contains_mc_radio_expectation(($wrongindex + 1) % 3, false, false),
$this->get_contains_incorrect_expectation(),
$this->get_no_hint_visible_expectation());
}
public function test_deferredcbm_resume_multichoice_single() {
// Create a multiple-choice question.
$mc = test_question_maker::make_a_multichoice_single_question();
// Attempt it getting it wrong.
$this->start_attempt_at_question($mc, 'deferredcbm', 3);
$rightindex = $this->get_mc_right_answer_index($mc);
$wrongindex = ($rightindex + 1) % 3;
$this->process_submission(array('answer' => $wrongindex, '-certainty' => 2));
$this->quba->finish_all_questions();
// Verify.
$this->check_current_state(question_state::$gradedwrong);
$this->check_current_mark(-3.3333333);
$this->check_current_output(
$this->get_contains_mc_radio_expectation($wrongindex, false, true),
$this->get_contains_cbm_radio_expectation(2, false, true),
$this->get_contains_incorrect_expectation());
$this->assertEquals('A [' . question_cbm::get_string(question_cbm::HIGH) . ']',
$this->quba->get_right_answer_summary($this->slot));
$this->assertRegExp('/' . preg_quote($mc->questiontext) . '/',
$this->quba->get_question_summary($this->slot));
$this->assertRegExp('/(B|C) \[' . preg_quote(question_cbm::get_string(2)) . '\]/',
$this->quba->get_response_summary($this->slot));
// Save the old attempt.
$oldqa = $this->quba->get_question_attempt($this->slot);
// Reinitialise.
$this->setUp();
$this->quba->set_preferred_behaviour('deferredcbm');
$this->slot = $this->quba->add_question($mc, 3);
$this->quba->start_question_based_on($this->slot, $oldqa);
// Verify.
$this->check_current_state(question_state::$todo);
$this->check_current_mark(null);
$this->check_current_output(
$this->get_contains_mc_radio_expectation($wrongindex, true, true),
$this->get_contains_cbm_radio_expectation(2, true, true),
$this->get_does_not_contain_feedback_expectation(),
$this->get_does_not_contain_correctness_expectation());
$this->assertEquals('A [' . question_cbm::get_string(question_cbm::HIGH) . ']',
$this->quba->get_right_answer_summary($this->slot));
$this->assertRegExp('/' . preg_quote($mc->questiontext) . '/',
$this->quba->get_question_summary($this->slot));
$this->assertNull($this->quba->get_response_summary($this->slot));
// Now get it right.
$this->process_submission(array('answer' => $rightindex, '-certainty' => 3));
$this->quba->finish_all_questions();
// Verify.
$this->check_current_state(question_state::$gradedright);
$this->check_current_mark(3);
$this->check_current_output(
$this->get_contains_mc_radio_expectation($rightindex, false, true),
$this->get_contains_cbm_radio_expectation(3, false, true),
$this->get_contains_correct_expectation());
$this->assertRegExp('/(A) \[' . preg_quote(question_cbm::get_string(3)) . '\]/',
$this->quba->get_response_summary($this->slot));
}
public function test_make_html_inline()
{
$mc = test_question_maker::make_a_multichoice_single_question();
$this->assertEquals('Frog', $mc->make_html_inline('<p>Frog</p>'));
$this->assertEquals('Frog<br />Toad', $mc->make_html_inline("<p>Frog</p>\n<p>Toad</p>"));
$this->assertEquals('<img src="http://example.com/pic.png" alt="Graph" />', $mc->make_html_inline('<p><img src="http://example.com/pic.png" alt="Graph" /></p>'));
$this->assertEquals("Frog<br />XXX <img src='http://example.com/pic.png' alt='Graph' />", $mc->make_html_inline(" <p> Frog </p> \n\r\n <p> XXX <img src='http://example.com/pic.png' alt='Graph' /> </p> "));
$this->assertEquals('Frog', $mc->make_html_inline('<p>Frog</p><p></p>'));
$this->assertEquals('Frog<br />†', $mc->make_html_inline('<p>Frog</p><p>†</p>'));
}
