sl@0: // Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: //
sl@0:  
sl@0: #include <e32test.h>
sl@0: #include <e32svr.h>
sl@0: 
sl@0: #include <stdlib.h>
sl@0: #include <stdio.h>
sl@0: #include <string.h>
sl@0: 
sl@0: //
sl@0: // Globals
sl@0: 
sl@0: static RTest TheTest(_L("T_SPRINTF"));
sl@0: 
sl@0: //
sl@0: //
sl@0: //Test macro and function
sl@0: 
sl@0: static void Check(TInt aValue, TInt aLine)
sl@0: 	{
sl@0: 	if(!aValue)
sl@0: 		{
sl@0: 		TheTest(EFalse, aLine);
sl@0: 		}
sl@0: 	}
sl@0: 
sl@0: #define TEST(arg) ::Check((arg), __LINE__)
sl@0: 
sl@0: //
sl@0: // Tests
sl@0: 
sl@0: /**
sl@0: @SYMTestCaseID 			SYSLIB-STDLIB-UT-1670
sl@0: @SYMTestCaseDesc	    Making sure that error codes are returned from sprintf when when out of memory. 
sl@0: @SYMTestPriority 	    Critical
sl@0: @SYMTestActions  	    Sets heap failures to occur at different stages and calls sprintf. The sprintf function should return with error codes
sl@0: 						when errors occur.
sl@0: @SYMTestExpectedResults The test should not fail.
sl@0: @SYMDEF 				DEF083988
sl@0: */	
sl@0: void DEF083988()
sl@0: 	{
sl@0:     TheTest.Next(_L(" @SYMTestCaseID:SYSLIB-STDLIB-UT-1670 DEF083988 - Prop: sprintf panics with ESTLIB-INIT 0 when out of memory "));
sl@0: 	
sl@0: 	int ret;
sl@0: 	char buf[30];
sl@0: 	char* hw = "How are you?";	
sl@0: 	
sl@0: 	#ifdef _DEBUG
sl@0: 	const int err = -1;
sl@0: 	
sl@0: 	__UHEAP_FAILNEXT(1);
sl@0:     ret = sprintf(buf, "Hello");
sl@0: 	TEST(ret == err);  // Error returned as memory needed to be allocated, but none was spare.	
sl@0: 	__UHEAP_RESET;
sl@0: 	
sl@0: 	__UHEAP_FAILNEXT(2);
sl@0:     ret = sprintf(buf, "Hello");
sl@0: 	TEST(ret == 5);  // No Error, as memory allocation failure did not affected sprintf.
sl@0: 	TEST(strcmp(buf, "Hello")==0);
sl@0: 	__UHEAP_RESET;
sl@0: 	// Releases all the STDLIB resources so memory for the globals will need to be allocated once more.	
sl@0: 	CloseSTDLIB(); 
sl@0: 	#endif
sl@0: 
sl@0: 	
sl@0: 	#ifdef _DEBUG
sl@0: 	__UHEAP_FAILNEXT(3);
sl@0:     ret = sprintf(buf, "Hello");
sl@0: 	TEST(ret == err);  // Error returned as memory needed to be allocated, but none was spare.
sl@0: 	__UHEAP_RESET;	
sl@0: 	CloseSTDLIB();
sl@0: 	#endif
sl@0: 		
sl@0: 				
sl@0:     ret = sprintf(buf, "Hello");
sl@0: 	TEST(strcmp(buf, "Hello") == 0);
sl@0: 	TEST(ret == 5);  // Returns the number of characters printed.
sl@0: 
sl@0: 	ret = sprintf(buf, hw);
sl@0: 	TEST(strcmp(buf, "How are you?") == 0);
sl@0: 	TEST(ret == 12); // Returns the number of characters printed, as the memory is already allocated.
sl@0: 
sl@0: 	#ifdef _DEBUG
sl@0: 	__UHEAP_FAILNEXT(1);	
sl@0: 	ret = sprintf(buf, hw);
sl@0: 	TEST(strcmp(buf, "How are you?") == 0);
sl@0: 	TEST(ret == 12); // Returns the number of characters printed, as the memory is already allocated.
sl@0: 	__UHEAP_RESET;
sl@0: 	#endif
sl@0: 		
sl@0: 	CloseSTDLIB();
sl@0: 		
sl@0: 	ret = sprintf(buf, "How are you?");
sl@0: 	TEST(strcmp(buf, "How are you?") == 0);
sl@0: 	TEST(ret == 12); // Returns the number of characters printed, as the memory is able to be allocated.
sl@0: 	
sl@0: 	CloseSTDLIB();
sl@0: 		
sl@0: 	}
sl@0: 
sl@0: 
sl@0: 
sl@0: static void Main()
sl@0: 	{
sl@0: 	TheTest.Start(_L("Defect..."));
sl@0: 	DEF083988(); //DEF083988 - Prop: sprintf panics with ESTLIB-INIT 0 when out of memory
sl@0: 	}
sl@0: 
sl@0: 
sl@0: TInt E32Main()
sl@0: 	{
sl@0: 	__UHEAP_MARK;
sl@0: 
sl@0: 	CTrapCleanup* tc = CTrapCleanup::New();
sl@0:     TEST(tc != NULL);
sl@0:     
sl@0: 	CloseSTDLIB();
sl@0: 	TheTest.Title();
sl@0: 	
sl@0:     ::Main();
sl@0: 	
sl@0: 	TheTest.End();
sl@0: 	TheTest.Close();
sl@0: 
sl@0: 	delete tc;
sl@0: 	CloseSTDLIB();	
sl@0: 
sl@0: 	__UHEAP_MARKEND;
sl@0: 
sl@0: 	User::Heap().Check();
sl@0: 	return KErrNone;
sl@0: 	}