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fixed Inflate() to not move the rectangle (patch 1114622)

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@31750 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Vadim Zeitlin
2005-02-04 11:04:43 +00:00
parent 48714f7495
commit 8673a12505
3 changed files with 75 additions and 26 deletions
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18
tests/geometry/rect.cpp
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@@ -32,10 +32,12 @@ public:
private:
CPPUNIT_TEST_SUITE( RectTestCase );
CPPUNIT_TEST( InflateDeflate );
CPPUNIT_TEST( Operators );
CPPUNIT_TEST( Union );
CPPUNIT_TEST_SUITE_END();
void InflateDeflate();
void Operators();
void Union();
@@ -48,6 +50,22 @@ CPPUNIT_TEST_SUITE_REGISTRATION( RectTestCase );
// also include in it's own registry so that these tests can be run alone
CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( RectTestCase, "RectTestCase" );
void RectTestCase::InflateDeflate()
{
// This is the rectangle from the example in the documentation of wxRect::Inflate().
const wxRect r1(10, 10, 20, 40);
CPPUNIT_ASSERT(r1.Inflate( 10, 10)==wxRect( 0, 0, 40, 60));
CPPUNIT_ASSERT(r1.Inflate( 20, 30)==wxRect(-10, -20, 60, 100));
CPPUNIT_ASSERT(r1.Inflate(-10, -10)==wxRect( 20, 20, 0, 20));
CPPUNIT_ASSERT(r1.Inflate(-15, -15)==wxRect( 20, 25, 0, 10));
CPPUNIT_ASSERT(r1.Inflate( 10, 10)==r1.Deflate(-10, -10));
CPPUNIT_ASSERT(r1.Inflate( 20, 30)==r1.Deflate(-20, -30));
CPPUNIT_ASSERT(r1.Inflate(-10, -10)==r1.Deflate( 10, 10));
CPPUNIT_ASSERT(r1.Inflate(-15, -15)==r1.Deflate( 15, 15));
}
void RectTestCase::Operators()
{
// test + operator which works like Union but does not ignore empty rectangles