genericopenlibs/cppstdlib/stl/test/unit/iostream_test.cpp
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     1 // Copyright (c) 2008-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 //
       
    15 
       
    16 #include <string>
       
    17 #include <e32std.h>
       
    18 
       
    19 #if !defined (STLPORT) || !defined (_STLP_USE_NO_IOSTREAMS)
       
    20 #  include <sstream>
       
    21 #  include <fstream>
       
    22 #  include <iostream>
       
    23 #  include <cassert>
       
    24 #  include "cppunit/cppunit_proxy.h"
       
    25 
       
    26 #  if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)
       
    27 using namespace std;
       
    28 #  endif
       
    29 
       
    30 //
       
    31 // TestCase class
       
    32 //
       
    33 class IOStreamTest : public CPPUNIT_NS::TestCase
       
    34 {
       
    35   CPPUNIT_TEST_SUITE(IOStreamTest);
       
    36   CPPUNIT_TEST(manipulators);
       
    37   CPPUNIT_TEST(stringstream_cov);
       
    38 //  CPPUNIT_TEST(iostream_cov1);
       
    39   CPPUNIT_TEST(iostream_cov2);
       
    40   CPPUNIT_TEST_SUITE_END();
       
    41 
       
    42 private:
       
    43   void manipulators();
       
    44   void stringstream_cov();
       
    45 //  void iostream_cov1();
       
    46   void iostream_cov2();
       
    47 };
       
    48 
       
    49 CPPUNIT_TEST_SUITE_REGISTRATION(IOStreamTest);
       
    50 void testfn (ios_base::event ev, ios_base& /*iosobj*/, int /*index*/)
       
    51 	{
       
    52 	static int i =0;
       
    53 	  switch (ev)
       
    54 	  {
       
    55 	    case ios_base::copyfmt_event:
       
    56 	    	assert(0);
       
    57 	    case ios_base::imbue_event:
       
    58     	assert(i==0);
       
    59 	    i++;
       
    60 	    break;
       
    61 	    case ios_base::erase_event:
       
    62     	assert(i==1);
       
    63 	    break;
       
    64 	  }
       
    65 	}
       
    66 
       
    67 //
       
    68 // tests implementation
       
    69 //
       
    70 void IOStreamTest::manipulators()
       
    71 {
       
    72   {
       
    73     istringstream istr;
       
    74     istr.str("bar");
       
    75 
       
    76     istr >> ws;
       
    77     CPPUNIT_ASSERT( istr.good() );
       
    78 
       
    79     string foo;
       
    80     istr >> foo;
       
    81     CPPUNIT_ASSERT( istr.eof() );
       
    82     CPPUNIT_ASSERT( !istr.fail() );
       
    83     CPPUNIT_ASSERT( foo == "bar" );
       
    84 
       
    85     istr >> ws;
       
    86     CPPUNIT_ASSERT( istr.eof() );
       
    87     CPPUNIT_ASSERT( !istr.fail() );
       
    88     istr.clear();
       
    89   }
       
    90 
       
    91   {
       
    92     istringstream istr;
       
    93     istr.str("  bar  ");
       
    94 
       
    95     istr >> ws;
       
    96     CPPUNIT_ASSERT( istr.good() );
       
    97 
       
    98     string foo;
       
    99     istr >> foo;
       
   100     CPPUNIT_ASSERT( !istr.eof() );
       
   101     CPPUNIT_ASSERT( !istr.fail() );
       
   102     CPPUNIT_ASSERT( foo == "bar" );
       
   103 
       
   104     istr >> ws;
       
   105     CPPUNIT_ASSERT( istr.eof() );
       
   106     CPPUNIT_ASSERT( !istr.fail() );
       
   107     istr.clear();
       
   108   }
       
   109 }
       
   110 
       
   111 void IOStreamTest::stringstream_cov()
       
   112 	{
       
   113 	__UHEAP_MARK;
       
   114 	basic_string<char> i( "stdcpp" );
       
   115 	stringstream ss1,ss2,ss3;
       
   116 	ss1.rdbuf( )->str( i );
       
   117 	string foo1,foo2,foo3;
       
   118     ss1 >> foo1;
       
   119     CPPUNIT_ASSERT(foo1 == "stdcpp");
       
   120     ss2 << "pips";
       
   121     ss2 >> foo2;
       
   122     CPPUNIT_ASSERT(foo2 == "pips");
       
   123     ss3.rdbuf( )->str( "stdcppwithpips" );
       
   124     ss3 >> foo3;
       
   125     CPPUNIT_ASSERT(foo3 == "stdcppwithpips");
       
   126     __UHEAP_MARKEND;
       
   127 	}
       
   128 #if 0 
       
   129 void IOStreamTest::iostream_cov1()
       
   130 	{
       
   131 //	__UHEAP_MARK;
       
   132 		{
       
   133 		static const int i = ios_base::xalloc();
       
   134 		cout.iword( i ) = 11;
       
   135 		cin.iword( i ) = 13;
       
   136 		CPPUNIT_ASSERT(cout.iword( i ) == 11);
       
   137 		CPPUNIT_ASSERT(cin.iword( i ) == 13);
       
   138 		}
       
   139 	//__UHEAP_MARKEND;
       
   140 	}
       
   141 #endif
       
   142 void IOStreamTest::iostream_cov2()
       
   143 	{
       
   144 	//__UHEAP_MARK;
       
   145 	ofstream filestr;
       
   146     filestr.register_callback (testfn,0);
       
   147 	bool x = filestr.sync_with_stdio();
       
   148 	CPPUNIT_ASSERT(x);
       
   149 	filestr.imbue (cout.getloc());
       
   150 	  
       
   151     //__UHEAP_MARKEND;
       
   152 	}
       
   153 #endif