fraction_layout.cpp
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#include <quiz.h>
#include <poincare.h>
#include <poincare_layouts.h>
#include <ion.h>
#include <assert.h>
#include "helper.h"
using namespace Poincare;
QUIZ_CASE(poincare_fraction_layout_create) {
/* 12
* 12|34+5 -> "Divide" -> --- + 5
* |34
* */
HorizontalLayout * layout = static_cast<HorizontalLayout *>(LayoutEngine::createStringLayout("1234+5", 6));
ExpressionLayoutCursor cursor(layout->editableChild(2), ExpressionLayoutCursor::Position::Left);
cursor.addFractionLayoutAndCollapseSiblings();
assert_expression_layout_serialize_to(layout, "(12)/(34)+5");
assert(cursor.isEquivalentTo(ExpressionLayoutCursor(layout->editableChild(0)->editableChild(1), ExpressionLayoutCursor::Position::Left)));
delete layout;
}
QUIZ_CASE(poincare_fraction_layout_delete) {
/* 12
* --- -> "BackSpace" -> 12|34
* |34
* */
HorizontalLayout * layout1 = new HorizontalLayout(
new FractionLayout(
LayoutEngine::createStringLayout("12", 2),
LayoutEngine::createStringLayout("34", 2),
false),
false);
ExpressionLayoutCursor cursor1(layout1->editableChild(0)->editableChild(1), ExpressionLayoutCursor::Position::Left);
cursor1.performBackspace();
assert_expression_layout_serialize_to(layout1, "1234");
assert(cursor1.isEquivalentTo(ExpressionLayoutCursor(layout1->editableChild(1), ExpressionLayoutCursor::Position::Right)));
delete layout1;
/* ø
* 1 + --- -> "BackSpace" -> 1+|3
* |3
* */
HorizontalLayout * layout2 = new HorizontalLayout(
new CharLayout('1'),
new CharLayout('+'),
new FractionLayout(
new EmptyLayout(),
new CharLayout('3'),
false),
false);
ExpressionLayoutCursor cursor2(layout2->editableChild(2)->editableChild(1), ExpressionLayoutCursor::Position::Left);
cursor2.performBackspace();
assert_expression_layout_serialize_to(layout2, "1+3");
assert(cursor2.isEquivalentTo(ExpressionLayoutCursor(layout2->editableChild(1), ExpressionLayoutCursor::Position::Right)));
delete layout2;
}
QUIZ_CASE(poincare_fraction_layout_serialize) {
FractionLayout * layout = new FractionLayout(
new CharLayout('1'),
LayoutEngine::createStringLayout("2+3", 3),
false);
assert_expression_layout_serialize_to(layout, "(1)/(2+3)");
delete layout;
}