mirror of
https://gitlab.com/kicad/code/kicad.git
synced 2025-09-15 10:43:15 +02:00
2dd5757eb5
The bitmap pointer is not checked at copy construct. This is an instant segfault if you copy an empty bitmap. Fix the constructor and remove the expected test failure, from the previous commit.
241 lines
6.7 KiB
C++
241 lines
6.7 KiB
C++
/*
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* This program source code file is part of KiCad, a free EDA CAD application.
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*
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* Copyright (C) 2019 KiCad Developers, see CHANGELOG.TXT for contributors.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, you may find one here:
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* http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
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* or you may search the http://www.gnu.org website for the version 2 license,
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* or you may write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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/**
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* @file
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* Test suite for BITMAP_BASE
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*/
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#include <unit_test_utils/unit_test_utils.h>
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// Code under test
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#include <bitmap_base.h>
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#include "wximage_test_utils.h"
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#include <wx/mstream.h>
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// Dummy PNG image 8x8, 4 tiles:
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//
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// green, black,
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// red, blue
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static const std::vector<unsigned char> png_data_4tile = { //
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0x89, 0x50, 0x4E, 0x47, 0x0D, 0x0A, 0x1A, 0x0A, 0x00, 0x00, 0x00, 0x0D, 0x49, 0x48, 0x44, 0x52,
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0x00, 0x00, 0x00, 0x08, 0x00, 0x00, 0x00, 0x08, 0x08, 0x02, 0x00, 0x00, 0x00, 0x4B, 0x6D, 0x29,
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0xDC, 0x00, 0x00, 0x00, 0x03, 0x73, 0x42, 0x49, 0x54, 0x08, 0x08, 0x08, 0xDB, 0xE1, 0x4F, 0xE0,
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0x00, 0x00, 0x00, 0x09, 0x70, 0x48, 0x59, 0x73, 0x00, 0x00, 0x0E, 0xC4, 0x00, 0x00, 0x0E, 0xC4,
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0x01, 0x95, 0x2B, 0x0E, 0x1B, 0x00, 0x00, 0x00, 0x19, 0x74, 0x45, 0x58, 0x74, 0x53, 0x6F, 0x66,
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0x74, 0x77, 0x61, 0x72, 0x65, 0x00, 0x77, 0x77, 0x77, 0x2E, 0x69, 0x6E, 0x6B, 0x73, 0x63, 0x61,
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0x70, 0x65, 0x2E, 0x6F, 0x72, 0x67, 0x9B, 0xEE, 0x3C, 0x1A, 0x00, 0x00, 0x00, 0x18, 0x49, 0x44,
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0x41, 0x54, 0x08, 0x5B, 0x63, 0x60, 0xF8, 0xCF, 0x80, 0x40, 0x28, 0x80, 0x7A, 0x12, 0xA8, 0xE2,
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0x48, 0x3C, 0xEA, 0x49, 0x00, 0x00, 0xF1, 0xA9, 0x2F, 0xD1, 0xB5, 0xC6, 0x95, 0xD0, 0x00, 0x00,
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0x00, 0x00, 0x49, 0x45, 0x4E, 0x44, 0xAE, 0x42, 0x60, 0x82
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};
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///< 4tile is an 8x8 image
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static const wxSize size_4tile{ 8, 8 };
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static const KIGFX::COLOR4D col_red{ 1.0, 0.0, 0.0, 1.0 };
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static const KIGFX::COLOR4D col_green{ 0.0, 1.0, 0.0, 1.0 };
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static const KIGFX::COLOR4D col_blue{ 0.0, 0.0, 1.0, 1.0 };
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static const KIGFX::COLOR4D col_black{ 0.0, 0.0, 0.0, 1.0 };
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class TEST_BITMAP_BASE_FIXTURE
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{
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public:
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TEST_BITMAP_BASE_FIXTURE()
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{
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wxMemoryInputStream mis( png_data_4tile.data(), png_data_4tile.size() );
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bool ok = m_4tile.ReadImageFile( mis );
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// this is needed for most tests and can fail if the image handlers
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// are not initialised (e.g. with wxInitAllImageHandlers)
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BOOST_REQUIRE( ok );
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// use an easier scale for test purposes
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m_4tile.SetPixelScaleFactor( 2.0 );
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m_4tile.SetScale( 5.0 );
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}
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/*
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* Simple image of 4 coloured tiles
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*/
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BITMAP_BASE m_4tile;
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};
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/**
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* Declare the test suite
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*/
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BOOST_FIXTURE_TEST_SUITE( BitmapBase, TEST_BITMAP_BASE_FIXTURE )
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/**
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* Check basic properties of a populated image
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*/
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BOOST_AUTO_TEST_CASE( Empty )
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{
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BITMAP_BASE empty;
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// Const to test we can get this data from a const object
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const BITMAP_BASE& cempty = empty;
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BOOST_CHECK_EQUAL( cempty.GetImageData(), nullptr );
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BOOST_CHECK_EQUAL( cempty.GetPPI(), 300 );
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BOOST_CHECK_EQUAL( cempty.GetScale(), 1.0 );
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BOOST_CHECK_EQUAL( cempty.GetPixelScaleFactor(), 1000.0 / 300.0 );
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// can do this on an empty image
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empty.Rotate( true );
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empty.Mirror( true );
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}
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/**
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* Check we can validly copy an empty bitmap
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*/
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BOOST_AUTO_TEST_CASE( EmptyCopy )
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{
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BITMAP_BASE empty;
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BITMAP_BASE copied = empty;
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// should still have nothing in it
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BOOST_CHECK_EQUAL( copied.GetImageData(), nullptr );
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}
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struct TEST_PIXEL_CASE
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{
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int m_x;
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int m_y;
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KIGFX::COLOR4D m_color;
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};
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/**
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* Check basic properties of the populated images
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*/
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BOOST_AUTO_TEST_CASE( BasicProps )
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{
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// make sure we can do all this to a const img
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const BITMAP_BASE& img = m_4tile;
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// have "some" image data
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BOOST_REQUIRE_NE( img.GetImageData(), nullptr );
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// still default props here
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BOOST_CHECK_EQUAL( img.GetPPI(), 300 );
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BOOST_CHECK_EQUAL( img.GetScale(), 5.0 );
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// we changed this, make sure it's right
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BOOST_CHECK_EQUAL( img.GetPixelScaleFactor(), 2.0 );
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BOOST_CHECK( img.GetSizePixels() == size_4tile );
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BOOST_CHECK( img.GetSize() == size_4tile * 10 );
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const EDA_RECT bb = img.GetBoundingBox();
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BOOST_CHECK( bb.GetPosition() == wxPoint( -40, -40 ) );
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BOOST_CHECK( bb.GetEnd() == wxPoint( 40, 40 ) );
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}
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/**
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* Check the image is right
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*/
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BOOST_AUTO_TEST_CASE( BasicImage )
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{
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const wxImage* img_data = m_4tile.GetImageData();
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BOOST_REQUIRE_NE( img_data, nullptr );
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// green, black,
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// red, blue
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const std::vector<TEST_PIXEL_CASE> exp_pixels = {
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{ 1, 1, col_green },
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{ 7, 1, col_black },
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{ 1, 7, col_red },
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{ 7, 7, col_blue },
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};
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for( const auto& c : exp_pixels )
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{
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BOOST_CHECK_PREDICATE(
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KI_TEST::IsImagePixelOfColor, ( *img_data )( c.m_x )( c.m_y )( c.m_color ) );
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}
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}
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/**
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* Check the image is right after rotating
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*/
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BOOST_AUTO_TEST_CASE( RotateImage )
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{
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// Note the parameter name is wrong here, true is clockwise
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m_4tile.Rotate( false );
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const wxImage* img_data = m_4tile.GetImageData();
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BOOST_REQUIRE_NE( img_data, nullptr );
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// black, blue,
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// green, red
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const std::vector<TEST_PIXEL_CASE> exp_pixels = {
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{ 1, 1, col_black },
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{ 7, 1, col_blue },
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{ 1, 7, col_green },
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{ 7, 7, col_red },
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};
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for( const auto& c : exp_pixels )
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{
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BOOST_CHECK_PREDICATE(
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KI_TEST::IsImagePixelOfColor, ( *img_data )( c.m_x )( c.m_y )( c.m_color ) );
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}
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}
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/**
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* Check the image is right after mirroring
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*/
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BOOST_AUTO_TEST_CASE( MirrorImage )
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{
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m_4tile.Mirror( true );
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const wxImage* img_data = m_4tile.GetImageData();
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BOOST_REQUIRE_NE( img_data, nullptr );
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// red, blue
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// green, black
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const std::vector<TEST_PIXEL_CASE> exp_pixels = {
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{ 1, 1, col_red },
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{ 7, 1, col_blue },
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{ 1, 7, col_green },
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{ 7, 7, col_black },
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};
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for( const auto& c : exp_pixels )
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{
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BOOST_CHECK_PREDICATE(
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KI_TEST::IsImagePixelOfColor, ( *img_data )( c.m_x )( c.m_y )( c.m_color ) );
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}
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}
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BOOST_AUTO_TEST_SUITE_END() |