initial commit

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

libs/wxWidgets-3.3.1/tests/streams/sstream.cpp

@@ -0,0 +1,146 @@
+///////////////////////////////////////////////////////////////////////////////
+// Name:        tests/streams/sstream.cpp
+// Purpose:     Test wxStringInputStream/wxStringOutputStream
+// Author:      Vadim Zeitlin
+// Copyright:   (c) 2004 Vadim Zeitlin
+// Licence:     wxWindows licence
+///////////////////////////////////////////////////////////////////////////////
+
+// For compilers that support precompilation, includes "wx/wx.h".
+// and "wx/cppunit.h"
+#include "testprec.h"
+
+
+// for all others, include the necessary headers
+#ifndef WX_PRECOMP
+#endif
+
+#include "wx/sstream.h"
+
+#include "bstream.h"
+
+///////////////////////////////////////////////////////////////////////////////
+// The test case
+//
+// Try to fully test wxStringInputStream and wxStringOutputStream
+
+class strStream :
+        public BaseStreamTestCase<wxStringInputStream, wxStringOutputStream>
+{
+public:
+    strStream();
+    virtual ~strStream();
+
+    CPPUNIT_TEST_SUITE(strStream);
+        // Base class stream tests the strStream supports.
+        CPPUNIT_TEST(Input_GetSize);
+        CPPUNIT_TEST(Input_GetC);
+        CPPUNIT_TEST(Input_Read);
+        CPPUNIT_TEST(Input_Eof);
+        CPPUNIT_TEST(Input_LastRead);
+        CPPUNIT_TEST(Input_CanRead);
+        CPPUNIT_TEST(Input_SeekI);
+        CPPUNIT_TEST(Input_TellI);
+        CPPUNIT_TEST(Input_Peek);
+        CPPUNIT_TEST(Input_Ungetch);
+
+        CPPUNIT_TEST(Output_PutC);
+        CPPUNIT_TEST(Output_Write);
+        CPPUNIT_TEST(Output_LastWrite);
+        // seeking currently not supported by output string stream
+        //CPPUNIT_TEST(Output_SeekO);
+        //CPPUNIT_TEST(Output_TellO);
+
+        // Other test specific for String stream test case.
+        CPPUNIT_TEST(Output_Check);
+    CPPUNIT_TEST_SUITE_END();
+
+protected:
+    void Output_Check();
+
+private:
+    // Implement base class functions.
+    virtual wxStringInputStream  *DoCreateInStream() override;
+    virtual wxStringOutputStream *DoCreateOutStream() override;
+
+    // output the given string to wxStringOutputStream and check that its
+    // contents is exactly the same string
+    void CheckString(const wxString& text);
+
+    wxString m_str;
+};
+
+strStream::strStream()
+{
+    static const size_t LEN = 256;
+    m_str.reserve(LEN);
+    for ( size_t n = 0; n < LEN; n++ )
+    {
+        m_str += wxChar(wxT('A') + n % (wxT('Z') - wxT('A') + 1));
+    }
+}
+
+strStream::~strStream()
+{
+}
+
+wxStringInputStream *strStream::DoCreateInStream()
+{
+    wxStringInputStream *pStrInStream = new wxStringInputStream(m_str);
+    CPPUNIT_ASSERT(pStrInStream->IsOk());
+    return pStrInStream;
+}
+
+wxStringOutputStream *strStream::DoCreateOutStream()
+{
+    wxStringOutputStream *pStrOutStream = new wxStringOutputStream();
+    CPPUNIT_ASSERT(pStrOutStream->IsOk());
+    return pStrOutStream;
+}
+
+void strStream::CheckString(const wxString& text)
+{
+    wxStringOutputStream sos;
+
+    const wxCharBuffer buf(text.To8BitData());
+    sos.Write(buf, buf.length());
+
+    CPPUNIT_ASSERT_EQUAL( text, sos.GetString() );
+}
+
+void strStream::Output_Check()
+{
+    CheckString("Hello world!");
+    CheckString(wxString("hi\0dden", 8));
+}
+
+// Register the stream sub suite, by using some stream helper macro.
+STREAM_TEST_SUBSUITE_NAMED_REGISTRATION(strStream)
+
+TEST_CASE("wxStringOutputStream::Tell", "[stream]")
+{
+    wxStringOutputStream ss;
+    CHECK( ss.TellO() == 0 );
+
+    const char* const s = "Hello world";
+    const wxFileOffset len = strlen(s);
+
+    ss.Write(s, len);
+    CHECK( ss.TellO() == len );
+
+    wxString str(s);
+    CHECK( wxStringOutputStream(&str).TellO() == len );
+
+    wxMBConvUTF16 convUTF16;
+    wxStringOutputStream ss16(nullptr, convUTF16);
+    CHECK( ss16.TellO() == 0 );
+
+    const wxCharBuffer s16 = convUTF16.cWC2MB(wxWCharBuffer(str.wc_str()));
+    ss16.Write(s16, s16.length());
+    CHECK( ss16.TellO() == 2*len );
+    CHECK( wxStringOutputStream(&str, convUTF16).TellO() == 2*len );
+
+    // The U+2070D character is represented by a surrogate pair in UTF-16.
+    wxString u2070D = wxString::FromUTF8("\xF0\xA0\x9C\x8D");
+    CHECK( wxStringOutputStream(&u2070D, convUTF16).TellO() == 4 );
+}