e3778b4d9c
Changed several occurrences of "it's" where "its" is meant, as well as a few other minor typos. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@67656 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
301 lines
9.7 KiB
C++
301 lines
9.7 KiB
C++
///////////////////////////////////////////////////////////////////////////////
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// Name: tests/sizers/boxsizer.cpp
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// Purpose: Unit tests for wxBoxSizer
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// Author: Vadim Zeitlin
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// Created: 2010-03-06
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// RCS-ID: $Id$
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// Copyright: (c) 2010 Vadim Zeitlin <vadim@wxwidgets.org>
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///////////////////////////////////////////////////////////////////////////////
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// ----------------------------------------------------------------------------
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// headers
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// ----------------------------------------------------------------------------
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#include "testprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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#ifndef WX_PRECOMP
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#include "wx/app.h"
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#include "wx/sizer.h"
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#endif // WX_PRECOMP
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#include "asserthelper.h"
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// ----------------------------------------------------------------------------
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// test class
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// ----------------------------------------------------------------------------
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class BoxSizerTestCase : public CppUnit::TestCase
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{
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public:
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BoxSizerTestCase() { }
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virtual void setUp();
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virtual void tearDown();
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private:
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CPPUNIT_TEST_SUITE( BoxSizerTestCase );
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CPPUNIT_TEST( Size1 );
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CPPUNIT_TEST( Size3 );
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CPPUNIT_TEST( CalcMin );
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CPPUNIT_TEST_SUITE_END();
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void Size1();
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void Size3();
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void CalcMin();
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wxWindow *m_win;
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wxSizer *m_sizer;
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DECLARE_NO_COPY_CLASS(BoxSizerTestCase)
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};
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// register in the unnamed registry so that these tests are run by default
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CPPUNIT_TEST_SUITE_REGISTRATION( BoxSizerTestCase );
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// also include in its own registry so that these tests can be run alone
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CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( BoxSizerTestCase, "BoxSizerTestCase" );
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// ----------------------------------------------------------------------------
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// test initialization
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// ----------------------------------------------------------------------------
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void BoxSizerTestCase::setUp()
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{
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m_win = new wxWindow(wxTheApp->GetTopWindow(), wxID_ANY);
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m_win->SetClientSize(127, 35);
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m_sizer = new wxBoxSizer(wxHORIZONTAL);
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m_win->SetSizer(m_sizer);
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}
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void BoxSizerTestCase::tearDown()
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{
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delete m_win;
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m_win = NULL;
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m_sizer = NULL;
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}
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// ----------------------------------------------------------------------------
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// tests themselves
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// ----------------------------------------------------------------------------
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void BoxSizerTestCase::Size1()
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{
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const wxSize sizeTotal = m_win->GetClientSize();
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const wxSize sizeChild = sizeTotal / 2;
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wxWindow * const
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child = new wxWindow(m_win, wxID_ANY, wxDefaultPosition, sizeChild);
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m_sizer->Add(child);
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m_win->Layout();
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CPPUNIT_ASSERT_EQUAL( sizeChild, child->GetSize() );
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m_sizer->Clear();
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m_sizer->Add(child, wxSizerFlags(1));
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m_win->Layout();
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CPPUNIT_ASSERT_EQUAL( wxSize(sizeTotal.x, sizeChild.y), child->GetSize() );
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m_sizer->Clear();
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m_sizer->Add(child, wxSizerFlags(1).Expand());
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m_win->Layout();
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CPPUNIT_ASSERT_EQUAL( sizeTotal, child->GetSize() );
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m_sizer->Clear();
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m_sizer->Add(child, wxSizerFlags());
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m_sizer->SetItemMinSize(child, sizeTotal*2);
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m_win->Layout();
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CPPUNIT_ASSERT_EQUAL( sizeTotal, child->GetSize() );
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m_sizer->Clear();
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m_sizer->Add(child, wxSizerFlags().Expand());
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m_sizer->SetItemMinSize(child, sizeTotal*2);
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m_win->Layout();
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CPPUNIT_ASSERT_EQUAL( sizeTotal, child->GetSize() );
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}
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void BoxSizerTestCase::Size3()
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{
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// check that various combinations of minimal sizes and proportions work as
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// expected for different window sizes
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static const struct LayoutTestData
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{
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// proportions of the elements
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int prop[3];
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// minimal sizes of the elements in the sizer direction
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int minsize[3];
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// total size and the expected sizes of the elements
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int x,
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sizes[3];
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// if true, don't try the permutations of our test data
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bool dontPermute;
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// Add the given window to the sizer with the corresponding parameters
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void AddToSizer(wxSizer *sizer, wxWindow *win, int n) const
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{
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sizer->Add(win, wxSizerFlags(prop[n]));
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sizer->SetItemMinSize(win, wxSize(minsize[n], -1));
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}
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} layoutTestData[] =
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{
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// some really simple cases (no need to permute those, they're
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// symmetrical anyhow)
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{ { 1, 1, 1, }, { 50, 50, 50, }, 150, { 50, 50, 50, }, true },
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{ { 2, 2, 2, }, { 50, 50, 50, }, 600, { 200, 200, 200, }, true },
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// items with different proportions and min sizes when there is enough
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// space to lay them out
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{ { 1, 2, 3, }, { 0, 0, 0, }, 600, { 100, 200, 300, } },
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{ { 1, 2, 3, }, { 100, 100, 100, }, 600, { 100, 200, 300, } },
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{ { 1, 2, 3, }, { 100, 50, 50, }, 600, { 100, 200, 300, } },
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{ { 0, 1, 1, }, { 200, 100, 100, }, 600, { 200, 200, 200, } },
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{ { 0, 1, 2, }, { 300, 100, 100, }, 600, { 300, 100, 200, } },
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{ { 0, 1, 1, }, { 100, 50, 50, }, 300, { 100, 100, 100, } },
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{ { 0, 1, 2, }, { 100, 50, 50, }, 400, { 100, 100, 200, } },
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// cases when there is not enough space to lay out the items correctly
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// while still respecting their min sizes
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{ { 0, 1, 1, }, { 100, 150, 50, }, 300, { 100, 150, 50, } },
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{ { 1, 2, 3, }, { 100, 100, 100, }, 300, { 100, 100, 100, } },
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{ { 1, 2, 3, }, { 100, 50, 50, }, 300, { 100, 80, 120, } },
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{ { 1, 2, 3, }, { 100, 10, 10, }, 150, { 100, 20, 30, } },
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// cases when there is not enough space even for the min sizes (don't
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// permute in these cases as the layout does depend on the item order
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// because the first ones have priority)
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{ { 1, 2, 3, }, { 100, 50, 50, }, 150, { 100, 50, 0, }, true },
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{ { 1, 2, 3, }, { 100, 100, 100, }, 200, { 100, 100, 0, }, true },
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{ { 1, 2, 3, }, { 100, 100, 100, }, 150, { 100, 50, 0, }, true },
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{ { 1, 2, 3, }, { 100, 100, 100, }, 50, { 50, 0, 0, }, true },
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{ { 1, 2, 3, }, { 100, 100, 100, }, 0, { 0, 0, 0, }, true },
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};
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wxWindow *child[3];
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child[0] = new wxWindow(m_win, wxID_ANY);
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child[1] = new wxWindow(m_win, wxID_ANY);
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child[2] = new wxWindow(m_win, wxID_ANY);
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for ( unsigned i = 0; i < WXSIZEOF(layoutTestData); i++ )
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{
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LayoutTestData ltd = layoutTestData[i];
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// the results shouldn't depend on the order of items except in the
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// case when there is not enough space for even the fixed width items
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// (in which case the first ones might get enough of it but not the
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// last ones) so test a couple of permutations of test data unless
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// specifically disabled for this test case
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for ( unsigned p = 0; p < 3; p++)
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{
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switch ( p )
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{
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case 0:
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// nothing to do, use original data
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break;
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case 1:
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// exchange first and last elements
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wxSwap(ltd.prop[0], ltd.prop[2]);
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wxSwap(ltd.minsize[0], ltd.minsize[2]);
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wxSwap(ltd.sizes[0], ltd.sizes[2]);
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break;
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case 2:
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// exchange the original third and second elements
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wxSwap(ltd.prop[0], ltd.prop[1]);
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wxSwap(ltd.minsize[0], ltd.minsize[1]);
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wxSwap(ltd.sizes[0], ltd.sizes[1]);
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break;
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}
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m_sizer->Clear();
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unsigned j;
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for ( j = 0; j < WXSIZEOF(child); j++ )
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ltd.AddToSizer(m_sizer, child[j], j);
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m_win->SetClientSize(ltd.x, -1);
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m_win->Layout();
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for ( j = 0; j < WXSIZEOF(child); j++ )
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{
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WX_ASSERT_EQUAL_MESSAGE
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(
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(
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"test %lu, permutation #%lu: wrong size for child #%d "
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"for total size %d",
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static_cast<unsigned long>(i),
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static_cast<unsigned long>(p),
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j,
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ltd.x
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),
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ltd.sizes[j], child[j]->GetSize().x
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);
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}
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// don't try other permutations if explicitly disabled
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if ( ltd.dontPermute )
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break;
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}
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}
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}
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void BoxSizerTestCase::CalcMin()
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{
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static const unsigned NUM_TEST_ITEM = 3;
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static const struct CalcMinTestData
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{
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// proportions of the elements, if one of them is -1 it means to not
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// use this window at all in this test
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int prop[NUM_TEST_ITEM];
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// minimal sizes of the elements in the sizer direction
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int minsize[NUM_TEST_ITEM];
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// the expected minimal sizer size
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int total;
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} calcMinTestData[] =
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{
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{ { 1, 1, -1 }, { 30, 50, 0 }, 100 },
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{ { 1, 1, 0 }, { 30, 50, 20 }, 120 },
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{ { 10, 10, -1 }, { 30, 50, 0 }, 100 },
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{ { 1, 2, 2 }, { 50, 50, 80 }, 250 },
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{ { 1, 2, 2 }, { 100, 50, 80 }, 500 },
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};
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unsigned n;
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wxWindow *child[NUM_TEST_ITEM];
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for ( n = 0; n < NUM_TEST_ITEM; n++ )
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child[n] = new wxWindow(m_win, wxID_ANY);
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for ( unsigned i = 0; i < WXSIZEOF(calcMinTestData); i++ )
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{
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m_sizer->Clear();
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const CalcMinTestData& cmtd = calcMinTestData[i];
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for ( n = 0; n < NUM_TEST_ITEM; n++ )
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{
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if ( cmtd.prop[n] != -1 )
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{
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child[n]->SetInitialSize(wxSize(cmtd.minsize[n], -1));
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m_sizer->Add(child[n], wxSizerFlags(cmtd.prop[n]));
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}
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}
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WX_ASSERT_EQUAL_MESSAGE
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(
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("In test #%u", i),
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cmtd.total, m_sizer->CalcMin().x
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);
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}
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}
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