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#include <cppunit/extensions/HelperMacros.h>
#include <cppunit/TestCaller.h>
#include <cppunit/TestCase.h>
#include <cppunit/TestSuite.h>
#include "Fontdefs.h"
#include "FTGlyph.h"
class TestGlyph : public FTGlyph
{
public:
TestGlyph( FT_GlyphSlot glyph)
: FTGlyph(glyph)
{}
const FTPoint& Render( const FTPoint& pen) { return advance;};
};
class FTGlyphTest : public CppUnit::TestCase
{
CPPUNIT_TEST_SUITE( FTGlyphTest);
CPPUNIT_TEST( testBadConstructor);
CPPUNIT_TEST( testGoodConstructor);
CPPUNIT_TEST_SUITE_END();
public:
FTGlyphTest() : CppUnit::TestCase( "FTGlyph Test")
{}
FTGlyphTest( const std::string& name) : CppUnit::TestCase(name) {}
void testBadConstructor()
{
TestGlyph testGlyph(0);
FTPoint testPoint;
CPPUNIT_ASSERT( testPoint == testGlyph.Advance());
CPPUNIT_ASSERT_DOUBLES_EQUAL( 0, testGlyph.BBox().upperY, 0.01);
CPPUNIT_ASSERT( testGlyph.Error() == 0);
}
void testGoodConstructor()
{
setUpFreetype( CHARACTER_CODE_A);
TestGlyph testGlyph(face->glyph);
FTPoint testPoint(47.0f, 0.0f, 0.0f);
CPPUNIT_ASSERT( testPoint == testGlyph.Advance());
CPPUNIT_ASSERT_DOUBLES_EQUAL( 51.39, testGlyph.BBox().upperY, 0.01);
CPPUNIT_ASSERT( testGlyph.Error() == 0);
tearDownFreetype();
}
void setUp()
{}
void tearDown()
{}
private:
FT_Library library;
FT_Face face;
void setUpFreetype( unsigned int characterIndex)
{
FT_Error error = FT_Init_FreeType( &library);
assert(!error);
error = FT_New_Face( library, ARIAL_FONT_FILE, 0, &face);
assert(!error);
loadGlyph( characterIndex);
}
void loadGlyph( unsigned int characterIndex)
{
long glyphIndex = FT_Get_Char_Index( face, characterIndex);
FT_Set_Char_Size( face, 0L, FONT_POINT_SIZE * 64, RESOLUTION, RESOLUTION);
FT_Error error = FT_Load_Glyph( face, glyphIndex, FT_LOAD_DEFAULT);
assert(!error);
}
void tearDownFreetype()
{
FT_Done_Face( face);
FT_Done_FreeType( library);
}
};
CPPUNIT_TEST_SUITE_REGISTRATION( FTGlyphTest);
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