]> git.saurik.com Git - wxWidgets.git/blobdiff - tests/streams/bstream.h
add some output stream tests
[wxWidgets.git] / tests / streams / bstream.h
index 3505fc33aadbb86786f2026a313d01134ce7b750..3ca1bf8030d6e540a99a2eedc7fd6246c585c955 100644 (file)
@@ -11,7 +11,6 @@
 #define _WX_TESTBSTREAM_H__
 
 #include "wx/cppunit.h"
-using namespace CppUnit;
 
 ///////////////////////////////////////////////////////////////////////////////
 // Some macros preventing us from typing too much ;-)
@@ -21,10 +20,10 @@ using namespace CppUnit;
 #define COMPOSE_TEST_NAME(Name) \
     STREAM_TEST_NAME "." #Name
 #define STREAM_REGISTER_SUB_SUITE(Name) \
-    extern Test* Get##Name##Suite(); \
+    extern CppUnit::Test* Get##Name##Suite(); \
     suite->addTest(Get##Name##Suite())
 #define STREAM_IMPLEMENT_SUB_REGISTRATION_ROUTINE(Name) \
-    Test* Get##Name##Suite() { return Name::suite(); }
+    CppUnit::Test* Get##Name##Suite() { return Name::suite(); }
 #define STREAM_TEST_SUBSUITE_NAMED_REGISTRATION(Name) \
     CPPUNIT_TEST_SUITE_NAMED_REGISTRATION( Name, COMPOSE_TEST_NAME(Name) ); \
     STREAM_IMPLEMENT_SUB_REGISTRATION_ROUTINE( Name )
@@ -34,7 +33,7 @@ using namespace CppUnit;
 // Template class that implements a test for all base stream functions.
 //
 
-template <class TStreamIn, class TStreamOut> class BaseStreamTestCase : public TestCase
+template <class TStreamIn, class TStreamOut> class BaseStreamTestCase : public CppUnit::TestCase
 {
 protected:
     typedef BaseStreamTestCase<TStreamIn, TStreamOut> StreamTestCase;
@@ -46,7 +45,7 @@ protected:
             :m_pCleanup(value)
         {}
         ~CleanupHelper()
-        { 
+        {
             m_pCleanup->DeleteInStream();
             m_pCleanup->DeleteOutStream();
         }
@@ -69,7 +68,7 @@ public:
         // Prevent mem leaks!
         delete m_pCurrentIn;
         delete m_pCurrentOut;
-    }   
+    }
 
 protected:
     /*
@@ -109,7 +108,7 @@ protected:
 
         // Note: the input stream should at least be of min size +10!
 
-        char buf[10];        
+        char buf[10];
         (void)stream_in.Read(buf, 10);
 
         CPPUNIT_ASSERT(!stream_in.Eof());
@@ -123,7 +122,7 @@ protected:
         CPPUNIT_ASSERT(stream_in.Eof());
     }
 
-    // Test and see what happens to the EOF when we 
+    // Test and see what happens to the EOF when we
     // read after EOF was encountered.
     void Input_Eof()
     {
@@ -151,7 +150,7 @@ protected:
         }
 
         // Check EOF stream state.
-        CPPUNIT_ASSERT_MESSAGE("EOF is not EOF?", stream_in.Eof());        
+        CPPUNIT_ASSERT_MESSAGE("EOF is not EOF?", stream_in.Eof());
 
         // Ok we found the end, lets see if we can go past it.
         for (size_t i = 0; i < 100; i++)
@@ -176,11 +175,26 @@ protected:
         CPPUNIT_ASSERT(stream_in.LastRead() == 1);
     }
 
+    void Input_CanRead()
+    {
+        CleanupHelper cleanup(this);
+        TStreamIn &stream_in = CreateInStream();
+
+        CPPUNIT_ASSERT( stream_in.CanRead() );
+
+        // read the entire contents
+        (void)stream_in.Read(CreateOutStream());
+
+        CPPUNIT_ASSERT( !stream_in.CanRead() );
+    }
+
     // Just try to perform a SeekI() on the input stream.
     void Input_SeekI()
     {
         CleanupHelper cleanup(this);
         TStreamIn &stream_in = CreateInStream();
+
+        CPPUNIT_ASSERT( stream_in.IsSeekable() );
         CPPUNIT_ASSERT(!stream_in.Eof());
 
         // Try to Seek in the stream...
@@ -200,6 +214,10 @@ protected:
     {
         CleanupHelper cleanup(this);
         TStreamIn &stream_in = CreateInStream();
+
+        // this test shouldn't be used at all if the stream isn't seekable
+        CPPUNIT_ASSERT( stream_in.IsSeekable() );
+
         CPPUNIT_ASSERT(!stream_in.Eof());
 
         // Try to Get the location in the stream...
@@ -208,7 +226,7 @@ protected:
         CPPUNIT_ASSERT(stream_in.TellI() == 1);
         if (!m_bSimpleTellITest)
         {
-            off_t pos = stream_in.SeekI(5, wxFromStart);
+            wxFileOffset pos = stream_in.SeekI(5, wxFromStart);
             CPPUNIT_ASSERT(stream_in.TellI() == pos);
             (void)stream_in.GetC();
             CPPUNIT_ASSERT(stream_in.TellI() == 6);
@@ -218,7 +236,7 @@ protected:
             CPPUNIT_ASSERT(stream_in.TellI() == pos);
         }
     }
-    
+
     // Just try to perform a Peek() on the input stream.
     void Input_Peek()
     {
@@ -241,7 +259,7 @@ protected:
         CleanupHelper cleanup(this);
         TStreamIn &stream_in = CreateInStream();
         CPPUNIT_ASSERT(!stream_in.Eof());
-        
+
         const char *ungetstr = "test";
         size_t ungetsize = stream_in.Ungetch(ungetstr, strlen(ungetstr) + 1);
         if (ungetsize != 0)
@@ -268,13 +286,13 @@ protected:
         CleanupHelper cleanup(this);
         TStreamOut &stream_out = CreateOutStream();
 
-        char *buf = "Some text";
-        off_t i;
-        off_t len = (off_t) strlen(buf);
-        for (i = 0; i < len; i++)
+        const char *buf = "Some text";
+        const wxFileOffset len = strlen(buf);
+        for ( int i = 0; i < len; i++ )
             stream_out.PutC(buf[i]);
 
-        CPPUNIT_ASSERT(i == stream_out.TellO());
+        if ( stream_out.IsSeekable() )
+            CPPUNIT_ASSERT_EQUAL(len, stream_out.TellO());
     }
 
     // Just try to perform a Write() on the output stream.
@@ -284,15 +302,18 @@ protected:
         TStreamOut &stream_out = CreateOutStream();
 
         // Do the buffer version.
-        char *buf = "Some text";
-        off_t len = (off_t) strlen(buf);
+        const char *buf = "Some text";
+        const wxFileOffset len = strlen(buf);
         (void)stream_out.Write(buf, len);
-        CPPUNIT_ASSERT(stream_out.TellO() == len);
+        if ( stream_out.IsSeekable() )
+            CPPUNIT_ASSERT_EQUAL( len, stream_out.TellO() );
 
         // Do the Stream version.
         TStreamIn &stream_in = CreateInStream();
         (void)stream_out.Write(stream_in);
-        CPPUNIT_ASSERT(stream_out.TellO() > len);
+
+        if ( stream_out.IsSeekable() )
+            CPPUNIT_ASSERT(stream_out.TellO() > len);
     }
 
     // Just try to perform a LastWrite() on the output stream.
@@ -301,7 +322,7 @@ protected:
         CleanupHelper cleanup(this);
         TStreamOut &stream_out = CreateOutStream();
 
-        char *buf = "12345";
+        const char *buf = "12345";
         (void)stream_out.Write(buf, 5);
         CPPUNIT_ASSERT(stream_out.LastWrite() == 5);
         (void)stream_out.PutC('1');
@@ -313,9 +334,11 @@ protected:
     {
         CleanupHelper cleanup(this);
         TStreamOut &stream_out = CreateOutStream();
-        
+
+        CPPUNIT_ASSERT( stream_out.IsSeekable() );
+
         // First put some data in the stream, so it is not empty.
-        char *buf = "1234567890";
+        const char *buf = "1234567890";
         (void)stream_out.Write(buf, 10);
 
         // Try to Seek in the stream...
@@ -336,6 +359,9 @@ protected:
         CleanupHelper cleanup(this);
         TStreamOut &stream_out = CreateOutStream();
 
+        // If this test is used, the stream must be seekable
+        CPPUNIT_ASSERT( stream_out.IsSeekable() );
+
         // Try to Get the location in the stream...
         CPPUNIT_ASSERT(stream_out.TellO() == 0);
         (void)stream_out.PutC('1');
@@ -343,9 +369,9 @@ protected:
         if (!m_bSimpleTellOTest)
         {
             // First put some extra data in the stream, so it's not empty.
-            char *buf = "1234567890";
+            const char *buf = "1234567890";
             (void)stream_out.Write(buf, 10);
-            
+
             off_t pos = stream_out.SeekO(5, wxFromStart);
             CPPUNIT_ASSERT(stream_out.TellO() == pos);
             (void)stream_out.PutC('1');
@@ -359,9 +385,9 @@ protected:
 
 protected:
     // Some tests can be configured... here you can find the config settings
-    bool m_bSimpleTellITest;    // if true, no SeekI will be used by the TellI test. 
+    bool m_bSimpleTellITest;    // if true, no SeekI will be used by the TellI test.
                                 // Default false.
-    bool m_bSimpleTellOTest;    // if true, no SeekO will be used by the TellI test. 
+    bool m_bSimpleTellOTest;    // if true, no SeekO will be used by the TellI test.
                                 // Default false.
     bool m_bSeekInvalidBeyondEnd; // if true a SeekI|O beyond the end of the stream should return wxInvalidOffset
                                   // Default true.
@@ -369,7 +395,7 @@ protected:
                                 // Default true.
 protected:
     TStreamIn &CreateInStream()
-    { 
+    {
         if (m_pCurrentIn)
         {
             wxFAIL_MSG(_T("Error in test case, the previouse input stream needs to be delete first!"));
@@ -380,7 +406,7 @@ protected:
         return *m_pCurrentIn;
     }
     TStreamOut &CreateOutStream()
-    { 
+    {
         if (m_pCurrentOut)
         {
             wxFAIL_MSG(_T("Error in test case, the previouse output stream needs to be delete first!"));
@@ -390,7 +416,7 @@ protected:
         wxASSERT(m_pCurrentOut != NULL);
         return *m_pCurrentOut;
     }
-    
+
     void DeleteInStream()
     {
         if (m_pCurrentIn == NULL)
@@ -404,6 +430,9 @@ protected:
     {
         if (m_pCurrentOut == NULL)
             return;
+
+        CPPUNIT_ASSERT(m_pCurrentOut->Close());
+
         delete m_pCurrentOut;
         m_pCurrentOut = NULL;
         // Incase something extra needs to be done.