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grid_ui_tests.cpp
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grid_ui_tests.cpp
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// Aseprite UI Library
// Copyright (C) 2001-2016 David Capello
//
// This file is released under the terms of the MIT license.
// Read LICENSE.txt for more information.
#define TEST_GUI
#include "tests/app_test.h"
#include "gfx/rect_io.h"
#include "gfx/size.h"
using namespace gfx;
using namespace ui;
// Tests two widgets in a row, each one of 10x10 pixels.
TEST(Grid, Simple2x1Grid)
{
Grid* grid = new Grid(2, false);
Widget* w1 = new Widget;
Widget* w2 = new Widget;
w1->setMinSize(gfx::Size(10, 10));
w2->setMinSize(gfx::Size(10, 10));
grid->addChildInCell(w1, 1, 1, 0);
grid->addChildInCell(w2, 1, 1, 0);
// Test request-size
Size reqSize = grid->sizeHint();
EXPECT_EQ(20, reqSize.w);
EXPECT_EQ(10, reqSize.h);
// Test child-spacing
grid->setChildSpacing(2);
reqSize = grid->sizeHint();
EXPECT_EQ(22, reqSize.w);
EXPECT_EQ(10, reqSize.h);
// Test borders
grid->setBorder(gfx::Border(3, 0, 0, 3));
reqSize = grid->sizeHint();
EXPECT_EQ(25, reqSize.w);
EXPECT_EQ(13, reqSize.h);
grid->setBorder(gfx::Border(3, 2, 5, 3));
reqSize = grid->sizeHint();
EXPECT_EQ(30, reqSize.w);
EXPECT_EQ(15, reqSize.h);
delete grid;
}
TEST(Grid, Expand2ndWidget)
{
Grid* grid = new Grid(2, false);
Widget* w1 = new Widget;
Widget* w2 = new Widget;
w1->setMinSize(gfx::Size(20, 20));
w2->setMinSize(gfx::Size(10, 10));
grid->addChildInCell(w1, 1, 1, 0);
grid->addChildInCell(w2, 1, 1, HORIZONTAL | TOP);
// Test request size
Size reqSize = grid->sizeHint();
EXPECT_EQ(30, reqSize.w);
EXPECT_EQ(20, reqSize.h);
// Test layout
grid->setBounds(gfx::Rect(0, 0, 40, 20));
EXPECT_EQ(0, w1->bounds().x);
EXPECT_EQ(0, w1->bounds().y);
EXPECT_EQ(20, w1->bounds().w);
EXPECT_EQ(20, w1->bounds().h);
EXPECT_EQ(20, w2->bounds().x);
EXPECT_EQ(0, w2->bounds().y);
EXPECT_EQ(20, w2->bounds().w);
EXPECT_EQ(10, w2->bounds().h);
delete grid;
}
TEST(Grid, SameWidth2x1Grid)
{
Grid* grid = new Grid(2, true);
Widget* w1 = new Widget;
Widget* w2 = new Widget;
w1->setMinSize(gfx::Size(20, 20));
w2->setMinSize(gfx::Size(10, 10));
grid->addChildInCell(w1, 1, 1, 0);
grid->addChildInCell(w2, 1, 1, 0);
// Test request size
Size reqSize = grid->sizeHint();
EXPECT_EQ(40, reqSize.w);
EXPECT_EQ(20, reqSize.h);
// Test layout
grid->setBounds(gfx::Rect(0, 0, 60, 20));
EXPECT_EQ(0, w1->bounds().x);
EXPECT_EQ(30, w2->bounds().x);
EXPECT_EQ(30, w1->bounds().w);
EXPECT_EQ(30, w2->bounds().w);
delete grid;
}
// Tests the next layout (a grid of 3x3 cells):
//
// 2 (separator)
// _|_
// | |
// 10 2 0 2 10
// +---+-------+
// | 1 | 2 | 10
// +---+---+---+ --- 2 (separator)
// | 3 | 4 | 4
// | | | --- 2 (separator)
// | | | 4
// +-------+---+
//
// 1.align = 0
// 2.align = HORIZONTAL
// 3.align = HORIZONTAL | VERTICAL
// 4.align = VERTICAL
//
//
// When we expand the grid we get the following layout:
//
// +---+----------------------------+
// | 1 | 2 |
// +---+------------------------+---+
// | 3 | 4 |
// | | |
// | | |
// | | |
// | | |
// | | |
// | | |
// +----------------------------+---+
//
TEST(Grid, Intrincate2x2Grid)
{
Grid* grid = new Grid(3, false);
Widget* w1 = new Widget;
Widget* w2 = new Widget;
Widget* w3 = new Widget;
Widget* w4 = new Widget;
w1->setMinSize(gfx::Size(10, 10));
w2->setMinSize(gfx::Size(10, 10));
w3->setMinSize(gfx::Size(10, 10));
w4->setMinSize(gfx::Size(10, 10));
grid->addChildInCell(w1, 1, 1, 0);
grid->addChildInCell(w2, 2, 1, HORIZONTAL);
grid->addChildInCell(w3, 2, 2, HORIZONTAL | VERTICAL);
grid->addChildInCell(w4, 1, 2, VERTICAL);
// Test request size
grid->setChildSpacing(2);
Size reqSize = grid->sizeHint();
EXPECT_EQ(22, reqSize.w);
EXPECT_EQ(22, reqSize.h);
// Test layout
grid->setBounds(gfx::Rect(0, 0, 100, 100));
EXPECT_EQ(0, w1->bounds().x);
EXPECT_EQ(0, w1->bounds().y);
EXPECT_EQ(12, w2->bounds().x);
EXPECT_EQ(0, w2->bounds().y);
EXPECT_EQ(0, w3->bounds().x);
EXPECT_EQ(12, w3->bounds().y);
EXPECT_EQ(90, w4->bounds().x);
EXPECT_EQ(12, w4->bounds().y);
EXPECT_EQ(10, w1->bounds().w);
EXPECT_EQ(10, w1->bounds().h);
EXPECT_EQ(88, w2->bounds().w);
EXPECT_EQ(10, w2->bounds().h);
EXPECT_EQ(88, w3->bounds().w);
EXPECT_EQ(88, w3->bounds().h);
EXPECT_EQ(10, w4->bounds().w);
EXPECT_EQ(88, w4->bounds().h);
delete grid;
}
TEST(Grid, FourColumns)
{
Grid grid(4, false);
grid.noBorderNoChildSpacing();
Widget a;
Widget b;
Widget c;
Widget d;
Widget e;
a.setMinSize(gfx::Size(10, 10));
b.setMinSize(gfx::Size(10, 10));
c.setMinSize(gfx::Size(10, 10));
d.setMinSize(gfx::Size(10, 10));
e.setMinSize(gfx::Size(10, 10));
grid.addChildInCell(&a, 1, 1, HORIZONTAL | VERTICAL);
grid.addChildInCell(&b, 1, 1, HORIZONTAL | VERTICAL);
grid.addChildInCell(&c, 1, 1, HORIZONTAL | VERTICAL);
grid.addChildInCell(&d, 1, 1, HORIZONTAL | VERTICAL);
grid.addChildInCell(&e, 4, 1, HORIZONTAL | VERTICAL);
// Test request size
grid.setChildSpacing(0);
EXPECT_EQ(gfx::Size(40, 20), grid.sizeHint());
// Test layout
grid.setBounds(gfx::Rect(0, 0, 40, 20));
EXPECT_EQ(gfx::Rect(0, 0, 10, 10), a.bounds());
EXPECT_EQ(gfx::Rect(10, 0, 10, 10), b.bounds());
EXPECT_EQ(gfx::Rect(20, 0, 10, 10), c.bounds());
EXPECT_EQ(gfx::Rect(30, 0, 10, 10), d.bounds());
EXPECT_EQ(gfx::Rect(0, 10, 40, 10), e.bounds());
}
TEST(Grid, OneFixedReduceThree)
{
Grid grid(1, false);
grid.noBorderNoChildSpacing();
Widget a;
Widget b;
Widget c;
Widget d;
a.setMinSize(gfx::Size(10, 10));
b.setMinSize(gfx::Size(10, 10));
c.setMinSize(gfx::Size(10, 10));
d.setMinSize(gfx::Size(10, 10));
grid.addChildInCell(&a, 1, 1, HORIZONTAL);
grid.addChildInCell(&b, 1, 1, HORIZONTAL | VERTICAL);
grid.addChildInCell(&c, 1, 1, HORIZONTAL | VERTICAL);
grid.addChildInCell(&d, 1, 1, HORIZONTAL | VERTICAL);
// Test request size
grid.setChildSpacing(0);
EXPECT_EQ(gfx::Size(10, 40), grid.sizeHint());
// Test bigger layout
grid.setBounds(gfx::Rect(0, 0, 10, 100));
EXPECT_EQ(gfx::Rect(0, 0, 10, 10), a.bounds());
EXPECT_EQ(gfx::Rect(0, 10, 10, 30), b.bounds());
EXPECT_EQ(gfx::Rect(0, 40, 10, 30), c.bounds());
EXPECT_EQ(gfx::Rect(0, 70, 10, 30), d.bounds());
// Test perfect layout
grid.setBounds(gfx::Rect(0, 0, 10, 40));
EXPECT_EQ(gfx::Rect(0, 0, 10, 10), a.bounds());
EXPECT_EQ(gfx::Rect(0, 10, 10, 10), b.bounds());
EXPECT_EQ(gfx::Rect(0, 20, 10, 10), c.bounds());
EXPECT_EQ(gfx::Rect(0, 30, 10, 10), d.bounds());
// Test reduced layout
grid.setBounds(gfx::Rect(0, 0, 10, 16));
EXPECT_EQ(gfx::Rect(0, 0, 10, 10), a.bounds());
EXPECT_EQ(gfx::Rect(0, 10, 10, 2), b.bounds());
EXPECT_EQ(gfx::Rect(0, 12, 10, 2), c.bounds());
EXPECT_EQ(gfx::Rect(0, 14, 10, 2), d.bounds());
}
TEST(Grid, ReduceThree)
{
Grid grid(1, false);
grid.noBorderNoChildSpacing();
Widget a;
Widget b;
Widget c;
a.setMinSize(gfx::Size(10, 10));
b.setMinSize(gfx::Size(10, 10));
c.setMinSize(gfx::Size(10, 10));
grid.addChildInCell(&a, 1, 1, HORIZONTAL);
grid.addChildInCell(&b, 1, 1, HORIZONTAL);
grid.addChildInCell(&c, 1, 1, HORIZONTAL);
// Test request size
grid.setChildSpacing(0);
EXPECT_EQ(gfx::Size(10, 30), grid.sizeHint());
// Test bigger layout (as these widgets aren't expandible, they
// should have height=10)
grid.setBounds(gfx::Rect(0, 0, 10, 90));
EXPECT_EQ(gfx::Rect(0, 0, 10, 10), a.bounds());
EXPECT_EQ(gfx::Rect(0, 10, 10, 10), b.bounds());
EXPECT_EQ(gfx::Rect(0, 20, 10, 10), c.bounds());
// Test reduced layout
grid.setBounds(gfx::Rect(0, 0, 10, 12));
EXPECT_EQ(gfx::Rect(0, 0, 10, 4), a.bounds());
EXPECT_EQ(gfx::Rect(0, 4, 10, 4), b.bounds());
EXPECT_EQ(gfx::Rect(0, 8, 10, 4), c.bounds());
}
TEST(Grid, Alignment)
{
Grid grid(1, false);
grid.noBorderNoChildSpacing();
Widget a;
a.setMinSize(gfx::Size(10, 10));
grid.addChildInCell(&a, 1, 1, CENTER | BOTTOM | HORIZONTAL | VERTICAL);
Size reqSize = grid.sizeHint();
EXPECT_EQ(10, reqSize.w);
EXPECT_EQ(10, reqSize.h);
grid.setBounds(gfx::Rect(10, 10, 40, 10));
EXPECT_EQ(gfx::Rect(25, 10, 10, 10), a.bounds());
grid.setBounds(gfx::Rect(10, 10, 60, 20));
EXPECT_EQ(gfx::Rect(35, 20, 10, 10), a.bounds());
}