1 files changed, 84 insertions, 0 deletions

diff --git a/c++-libbu++/src/unit/float.unit b/c++-libbu++/src/unit/float.unit
new file mode 100644
index 0000000..b1eb063
--- /dev/null
+++ b/c++-libbu++/src/unit/float.unit
@@ -0,0 +1,84 @@
+// vim: syntax=cpp
+/*
+ * Copyright (C) 2007-2010 Xagasoft, All rights reserved.
+ *
+ * This file is part of the libbu++ library and is released under the
+ * terms of the license contained in the file LICENSE.
+ */
+
+#include "gats/dictionary.h"
+#include "gats/float.h"
+#include "gats/string.h"
+
+#include "bu/membuf.h"
+#include "bu/list.h"
+#include "bu/sio.h"
+
+#include <stdlib.h>
+#include <math.h>
+
+using namespace Bu;
+
+suite Basic
+{
+        void rw( double dVal )
+        {
+                Bu::MemBuf mb;
+
+                Gats::Float( dVal ).write( mb );
+
+                mb.setPos( 0 );
+
+                Gats::Object *pObj = Gats::Object::read( mb );
+                unitTest( pObj != NULL );
+                unitTest( pObj->getType() == Gats::typeFloat );
+                Gats::Float *pFlt = dynamic_cast<Gats::Float *>(pObj);
+                Bu::String sHex;
+                for( Bu::String::iterator i = mb.getString().begin(); i; i++ )
+                {
+                        sHex += "0123456789abcdef"[(((uint8_t)*i)>>4)&0x0f];
+                        sHex += "0123456789abcdef"[(*i)&0x0f];
+                        sHex += ' ';
+                }
+                printf("In:  %a\nOut: %a\nRaw: %s\n", dVal, pFlt->getValue(), sHex.getStr() );
+                if( isnan( dVal ) )
+                        unitTest( isnan(pFlt->getValue()) == isnan(dVal) );
+                else
+                        unitTest( pFlt->getValue() == dVal );
+                unitTest( signbit(pFlt->getValue()) == signbit(dVal) );
+
+                delete pObj;
+        }
+
+        test positive
+        {
+                rw( 8485738457.0 );
+                rw( 63723.0 );
+                rw( 0.000000000000001928173 );
+                rw( 1.0 );
+                rw( 0.0 );
+                rw( M_PI );
+        }
+
+        test negitave
+        {
+                rw( -8485738457.0 );
+                rw( -63723.0 );
+                rw( -0.000000000000001928173 );
+                rw( -1.0 );
+                rw( -0.0 );
+                rw( -M_PI );
+        }
+
+        test inf
+        {
+                rw( INFINITY );
+                rw( -INFINITY );
+        }
+
+        test nan
+        {
+                rw( NAN );
+                rw( -NAN );
+        }
+}