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epsilon-master/poincare/test/fraction_layout.cpp 2.31 KB
6663b6c9   adorian   projet complet av...
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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;
  
    /*      ΓΈ
     * 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;
  }