X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/2f4bebe8ff6cd3a19a186a423cd671f72951cb73..830c06655b226cfe9fe55d57da8c948d1744107c:/tests/streams/datastreamtest.cpp

diff --git a/tests/streams/datastreamtest.cpp b/tests/streams/datastreamtest.cpp
index 2085c9d7de..2aed7a3b04 100644
--- a/tests/streams/datastreamtest.cpp
+++ b/tests/streams/datastreamtest.cpp
@@ -21,10 +21,11 @@
     #include "wx/wx.h"
 #endif // WX_PRECOMP
 
+#include <vector>
+
 #include "wx/datstrm.h"
 #include "wx/wfstream.h"
-
-#include <math.h> //HUGE
+#include "wx/math.h"
 
 // ----------------------------------------------------------------------------
 // test class
@@ -39,49 +40,189 @@ private:
     CPPUNIT_TEST_SUITE( DataStreamTestCase );
         CPPUNIT_TEST( FloatRW );
         CPPUNIT_TEST( DoubleRW );
+#if wxUSE_LONGLONG
+        CPPUNIT_TEST( LongLongRW );
+#endif
+#if wxHAS_INT64
+        CPPUNIT_TEST( Int64RW );
+#endif
         CPPUNIT_TEST( NaNRW );
+        CPPUNIT_TEST( PseudoTest_UseBigEndian );
+        CPPUNIT_TEST( FloatRW );
+        CPPUNIT_TEST( DoubleRW );
+        // Only test standard IEEE 754 formats if we're using IEEE extended
+        // format by default, otherwise the tests above already covered them.
+#if wxUSE_APPLE_IEEE
+        CPPUNIT_TEST( PseudoTest_UseIEEE754 );
+        CPPUNIT_TEST( FloatRW );
+        CPPUNIT_TEST( DoubleRW );
+        // Also retest little endian version with standard formats.
+        CPPUNIT_TEST( PseudoTest_UseLittleEndian );
+        CPPUNIT_TEST( FloatRW );
+        CPPUNIT_TEST( DoubleRW );
+#endif // wxUSE_APPLE_IEEE
     CPPUNIT_TEST_SUITE_END();
 
+    wxFloat64 TestFloatRW(wxFloat64 fValue);
+
     void FloatRW();
     void DoubleRW();
+#if wxUSE_LONGLONG
+    void LongLongRW();
+#endif
+#if wxHAS_INT64
+    void Int64RW();
+#endif
     void NaNRW();
 
+    void PseudoTest_UseBigEndian() { ms_useBigEndianFormat = true; }
+    void PseudoTest_UseLittleEndian() { ms_useBigEndianFormat = false; }
+#if wxUSE_APPLE_IEEE
+    void PseudoTest_UseIEEE754() { ms_useIEEE754 = true; }
+#endif // wxUSE_APPLE_IEEE
+
+    static bool ms_useBigEndianFormat;
+#if wxUSE_APPLE_IEEE
+    static bool ms_useIEEE754;
+#endif // wxUSE_APPLE_IEEE
+
     DECLARE_NO_COPY_CLASS(DataStreamTestCase)
 };
 
 // register in the unnamed registry so that these tests are run by default
 CPPUNIT_TEST_SUITE_REGISTRATION( DataStreamTestCase );
 
-// also include in it's own registry so that these tests can be run alone
+// also include in its own registry so that these tests can be run alone
 CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( DataStreamTestCase, "DataStreamTestCase" );
 
+bool DataStreamTestCase::ms_useBigEndianFormat = false;
+#if wxUSE_APPLE_IEEE
+bool DataStreamTestCase::ms_useIEEE754 = false;
+#endif // wxUSE_APPLE_IEEE
+
 DataStreamTestCase::DataStreamTestCase()
 {
 }
 
-wxFloat64 TestFloatRW(wxFloat64 fValue)
+wxFloat64 DataStreamTestCase::TestFloatRW(wxFloat64 fValue)
 {
-    wxFileOutputStream* pFileOutput = new wxFileOutputStream( _T("mytext.dat") );
-    wxDataOutputStream* pDataOutput = new wxDataOutputStream( *pFileOutput );
+    {
+        wxFileOutputStream pFileOutput( wxT("mytext.dat") );
+        wxDataOutputStream pDataOutput( pFileOutput );
+        if ( ms_useBigEndianFormat )
+            pDataOutput.BigEndianOrdered(true);
 
-    *pDataOutput << fValue;
+#if wxUSE_APPLE_IEEE
+        if ( ms_useIEEE754 )
+            pDataOutput.UseBasicPrecisions();
+#endif // wxUSE_APPLE_IEEE
 
-    delete pDataOutput;
-    delete pFileOutput;
+        pDataOutput << fValue;
+    }
 
-    wxFileInputStream* pFileInput = new wxFileInputStream( _T("mytext.dat") );
-    wxDataInputStream* pDataInput = new wxDataInputStream( *pFileInput );
+    wxFileInputStream pFileInput( wxT("mytext.dat") );
+    wxDataInputStream pDataInput( pFileInput );
+    if ( ms_useBigEndianFormat )
+        pDataInput.BigEndianOrdered(true);
 
-    wxFloat64 fInFloat;
+#if wxUSE_APPLE_IEEE
+    if ( ms_useIEEE754 )
+        pDataInput.UseBasicPrecisions();
+#endif // wxUSE_APPLE_IEEE
 
-    *pDataInput >> fInFloat;
+    wxFloat64 fInFloat;
 
-    delete pDataInput;
-    delete pFileInput;
+    pDataInput >> fInFloat;
 
     return fInFloat;
 }
 
+template <class T>
+class TestMultiRW {
+public:
+    typedef std::vector<T> ValueArray;
+    typedef void (wxDataOutputStream::*FnWriter)(const T *buffer, size_t size);
+    typedef void (wxDataInputStream::*FnReader)(T *buffer, size_t size);
+
+private:
+    bool m_ok;
+
+private:
+    void ProcessData(const T *Values,
+                     typename ValueArray::size_type Size,
+                     FnWriter pfnWriter,
+                     FnReader pfnReader)
+    {
+        ValueArray InValues(Size);
+
+        {
+            wxFileOutputStream FileOutput( wxT("mytext.dat") );
+            wxDataOutputStream DataOutput( FileOutput );
+
+            (DataOutput.*pfnWriter)(Values, Size);
+        }
+
+        {
+            wxFileInputStream FileInput( wxT("mytext.dat") );
+            wxDataInputStream DataInput( FileInput );
+
+            (DataInput.*pfnReader)(&*InValues.begin(), InValues.size());
+        }
+
+        m_ok = true;
+        for (typename ValueArray::size_type idx=0; idx!=Size; ++idx) {
+            if (InValues[idx]!=Values[idx]) {
+                m_ok = false;
+                break;
+            }
+        }
+    }
+
+
+public:
+    TestMultiRW(const T *Values,
+                size_t Size,
+                FnWriter pfnWriter,
+                FnReader pfnReader)
+    {
+        ProcessData(Values, (typename ValueArray::size_type) Size, pfnWriter, pfnReader);
+    }
+    TestMultiRW(const ValueArray &Values,
+                FnWriter pfnWriter,
+                FnReader pfnReader)
+    {
+        ProcessData(&*Values.begin(), Values.size(), pfnWriter, pfnReader);
+    }
+
+    bool IsOk() const
+    {
+        return m_ok;
+    }
+};
+
+template <class T>
+static
+T TestRW(const T &Value)
+{
+    T InValue;
+
+    {
+        wxFileOutputStream FileOutput( wxT("mytext.dat") );
+        wxDataOutputStream DataOutput( FileOutput );
+
+        DataOutput << Value;
+    }
+
+    {
+        wxFileInputStream FileInput( wxT("mytext.dat") );
+        wxDataInputStream DataInput( FileInput );
+
+        DataInput >> InValue;
+    }
+
+    return InValue;
+}
+
 void DataStreamTestCase::FloatRW()
 {
     CPPUNIT_ASSERT( TestFloatRW(5.5) == 5.5 );
@@ -96,6 +237,54 @@ void DataStreamTestCase::DoubleRW()
     CPPUNIT_ASSERT( TestFloatRW(21321343431.1232143432) == 21321343431.1232143432 );
 }
 
+#if wxUSE_LONGLONG
+void DataStreamTestCase::LongLongRW()
+{
+    TestMultiRW<wxLongLong>::ValueArray ValuesLL;
+    TestMultiRW<wxULongLong>::ValueArray ValuesULL;
+
+    ValuesLL.push_back(wxLongLong(0l));
+    ValuesLL.push_back(wxLongLong(1l));
+    ValuesLL.push_back(wxLongLong(-1l));
+    ValuesLL.push_back(wxLongLong(0x12345678l));
+    ValuesLL.push_back(wxLongLong(0x12345678l, 0xabcdef01l));
+
+    ValuesULL.push_back(wxULongLong(0l));
+    ValuesULL.push_back(wxULongLong(1l));
+    ValuesULL.push_back(wxULongLong(0x12345678l));
+    ValuesULL.push_back(wxULongLong(0x12345678l, 0xabcdef01l));
+
+    CPPUNIT_ASSERT( TestRW(wxLongLong(0x12345678l)) == wxLongLong(0x12345678l) );
+    CPPUNIT_ASSERT( TestRW(wxLongLong(0x12345678l, 0xabcdef01l)) == wxLongLong(0x12345678l, 0xabcdef01l) );
+    CPPUNIT_ASSERT( TestMultiRW<wxLongLong>(ValuesLL, &wxDataOutputStream::WriteLL, &wxDataInputStream::ReadLL).IsOk() );
+    CPPUNIT_ASSERT( TestMultiRW<wxULongLong>(ValuesULL, &wxDataOutputStream::WriteLL, &wxDataInputStream::ReadLL).IsOk() );
+}
+#endif
+
+#if wxHAS_INT64
+void DataStreamTestCase::Int64RW()
+{
+    TestMultiRW<wxInt64>::ValueArray ValuesI64;
+    TestMultiRW<wxUint64>::ValueArray ValuesUI64;
+
+    ValuesI64.push_back(wxInt64(0l));
+    ValuesI64.push_back(wxInt64(1l));
+    ValuesI64.push_back(wxInt64(-1l));
+    ValuesI64.push_back(wxInt64(0x12345678l));
+    ValuesI64.push_back((wxInt64(0x12345678l) << 32) + wxInt64(0xabcdef01l));
+
+    ValuesUI64.push_back(wxUint64(0l));
+    ValuesUI64.push_back(wxUint64(1l));
+    ValuesUI64.push_back(wxUint64(0x12345678l));
+    ValuesUI64.push_back((wxUint64(0x12345678l) << 32) + wxUint64(0xabcdef01l));
+
+    CPPUNIT_ASSERT( TestRW(wxUint64(0x12345678l)) == wxUint64(0x12345678l) );
+    CPPUNIT_ASSERT( TestRW((wxUint64(0x12345678l) << 32) + wxUint64(0xabcdef01l)) == (wxUint64(0x12345678l) << 32) + wxUint64(0xabcdef01l) );
+    CPPUNIT_ASSERT( TestMultiRW<wxInt64>(ValuesI64, &wxDataOutputStream::Write64, &wxDataInputStream::Read64).IsOk() );
+    CPPUNIT_ASSERT( TestMultiRW<wxUint64>(ValuesUI64, &wxDataOutputStream::Write64, &wxDataInputStream::Read64).IsOk() );
+}
+#endif
+
 void DataStreamTestCase::NaNRW()
 {
     //TODO?