initial commit

Signed-off-by: Peter Siegmund <mars3142@noreply.mars3142.dev>

libs/wxWidgets-3.3.1/tests/geometry/rect.cpp

@@ -0,0 +1,126 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        tests/geometry/rect.cpp
+// Purpose:     wxRect unit test
+// Author:      Vadim Zeitlin
+// Created:     2004-12-11
+// Copyright:   (c) 2004 wxWindows
+///////////////////////////////////////////////////////////////////////////////
+
+// ----------------------------------------------------------------------------
+// headers
+// ----------------------------------------------------------------------------
+
+#include "testprec.h"
+
+
+#ifndef WX_PRECOMP
+    #include "wx/gdicmn.h"
+#endif // WX_PRECOMP
+
+#include "wx/iosfwrap.h"
+
+#include "asserthelper.h"
+
+// ----------------------------------------------------------------------------
+// tests
+// ----------------------------------------------------------------------------
+
+TEST_CASE("wxRect::CentreIn", "[rect]")
+{
+    typedef wxRect R;
+
+    CHECK( R(0, 0, 10, 10).CentreIn(R(0, 0, 100, 100)) == R(45, 45, 10, 10) );
+    CHECK( R(0, 0, 20, 20).CentreIn(R(0, 0, 10, 10)) == R(-5, -5, 20, 20) );
+
+    R r(-10, -10, 20, 20);
+    r.MakeCenteredIn(R(0, 0, 100, 100), wxHORIZONTAL);
+    CHECK( r == R(40, -10, 20, 20) );
+}
+
+TEST_CASE("wxRect::InflateDeflate", "[rect]")
+{
+    // This is the rectangle from the example in the documentation of wxRect::Inflate().
+    const wxRect r1(10, 10, 20, 40);
+
+    CHECK(r1.Inflate( 10,  10)==wxRect(  0,   0, 40,  60));
+    CHECK(r1.Inflate( 20,  30)==wxRect(-10, -20, 60, 100));
+    CHECK(r1.Inflate(-10, -10)==wxRect( 20,  20,  0,  20));
+    CHECK(r1.Inflate(-15, -15)==wxRect( 20,  25,  0,  10));
+
+    CHECK(r1.Inflate( 10,  10)==r1.Deflate(-10, -10));
+    CHECK(r1.Inflate( 20,  30)==r1.Deflate(-20, -30));
+    CHECK(r1.Inflate(-10, -10)==r1.Deflate( 10,  10));
+    CHECK(r1.Inflate(-15, -15)==r1.Deflate( 15,  15));
+}
+
+TEST_CASE("wxRect::Operators", "[rect]")
+{
+    // test + operator which works like Union but does not ignore empty rectangles
+    static const struct RectData
+    {
+        int x1, y1, w1, h1;
+        int x2, y2, w2, h2;
+        int x, y, w, h;
+
+        wxRect GetFirst() const { return wxRect(x1, y1, w1, h1); }
+        wxRect GetSecond() const { return wxRect(x2, y2, w2, h2); }
+        wxRect GetResult() const { return wxRect(x, y, w, h); }
+    } s_rects[] =
+    {
+        { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
+        { 0, 0, 0, 0, 1, 1, 1, 1, 0, 0, 2, 2 },
+        { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 },
+        { 1, 1, 1, 1, 4, 4, 1, 1, 1, 1, 4, 4 },
+        { 1, 1, 2, 2, 4, 4, 1, 1, 1, 1, 4, 4 },
+        { 2, 2, 2, 2, 4, 4, 4, 4, 2, 2, 6, 6 },
+        { 1, 1, 4, 4, 4, 4, 1, 1, 1, 1, 4, 4 }
+    };
+
+    for ( size_t n = 0; n < WXSIZEOF(s_rects); n++ )
+    {
+        const RectData& data = s_rects[n];
+
+        CHECK( (data.GetFirst() + data.GetSecond()) == data.GetResult() );
+        CHECK( (data.GetSecond() + data.GetFirst()) == data.GetResult() );
+    }
+
+    // test operator*() which returns the intersection of two rectangles
+    wxRect r1 = wxRect(0, 2, 3, 4);
+    wxRect r2 = wxRect(1, 2, 7, 8);
+    r1 *= r2;
+    CHECK(wxRect(1, 2, 2, 4) == r1);
+
+    CHECK( (r1 * wxRect()).IsEmpty() );
+}
+
+TEST_CASE("wxRect::Union", "[rect]")
+{
+    static const struct RectData
+    {
+        int x1, y1, w1, h1;
+        int x2, y2, w2, h2;
+        int x, y, w, h;
+
+        wxRect GetFirst() const { return wxRect(x1, y1, w1, h1); }
+        wxRect GetSecond() const { return wxRect(x2, y2, w2, h2); }
+        wxRect GetResult() const { return wxRect(x, y, w, h); }
+    } s_rects[] =
+    {
+        { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 },
+        { 0, 0, 0, 0, 1, 1, 1, 1, 1, 1, 1, 1 },
+        { 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1 },
+        { 1, 1, 1, 1, 4, 4, 1, 1, 1, 1, 4, 4 },
+        { 1, 1, 2, 2, 4, 4, 1, 1, 1, 1, 4, 4 },
+        { 2, 2, 2, 2, 4, 4, 4, 4, 2, 2, 6, 6 },
+        { 1, 1, 4, 4, 4, 4, 1, 1, 1, 1, 4, 4 }
+    };
+
+    for ( size_t n = 0; n < WXSIZEOF(s_rects); n++ )
+    {
+        const RectData& data = s_rects[n];
+
+        CHECK( data.GetFirst().Union(data.GetSecond()) == data.GetResult() );
+
+        CHECK( data.GetSecond().Union(data.GetFirst()) == data.GetResult() );
+    }
+}