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Diffstat (limited to 'tests/Mem_Map_Test.cpp')
| -rw-r--r-- | tests/Mem_Map_Test.cpp | 193 |
1 files changed, 0 insertions, 193 deletions
diff --git a/tests/Mem_Map_Test.cpp b/tests/Mem_Map_Test.cpp deleted file mode 100644 index 7c45b928480..00000000000 --- a/tests/Mem_Map_Test.cpp +++ /dev/null @@ -1,193 +0,0 @@ -// $Id$ - -// ============================================================================ -// -// = LIBRARY -// tests -// -// = FILENAME -// Mem_Map_Test.cpp -// -// = DESCRIPTION -// This test illustrates the use of ACE_Mem_Map to reverse a -// file. The test first creates a dummy file for testing, then -// reverses the file and then reverses it again to get back the -// original file. -// -// = AUTHOR -// Prashant Jain -// -// ============================================================================ - -#include "test_config.h" -#include "ace/Mem_Map.h" - -ACE_RCSID(tests, Mem_Map_Test, "$Id$") - -#if defined(__BORLANDC__) && __BORLANDC__ >= 0x0530 -USELIB("..\ace\aced.lib"); -//--------------------------------------------------------------------------- -#endif /* defined(__BORLANDC__) && __BORLANDC__ >= 0x0530 */ - -static const int LINE_LENGTH = 10; -static const int NUM_LINES = 15; - -static void -reverse_file (ACE_HANDLE file_handle, - char *array, - int size) -{ - int count = 0; - // LynxOS 3.0.0/PowerPC needs the volatile qualifier, with -O2 - // optimization enabled and without ACE_HAS_INLINE. - volatile int i = size; - --i; - - if (array[i] == '\0') - array[i] = '\n'; - - while (--i >= 0) - { - if (array[i] == '\n') - { - ACE_OS::write (file_handle, array + i + 1, count); - ACE_OS::write (file_handle, ASYS_TEXT ("\n"), 1); - count = 0; - } - else - count++; - } - ACE_OS::write (file_handle, array, count+1); -} - -static int -create_test_file (int line_length, int num_lines) -{ - char *mybuf; - - ACE_NEW_RETURN (mybuf, char[line_length + 1], -1); - char *c = ACE_ALPHABET; - char *d = c; - - ACE_HANDLE file_handle = ACE_OS::open (ACE_DEFAULT_TEST_FILE, - O_RDWR | O_CREAT | O_TRUNC, - 0666); - - if (file_handle == ACE_INVALID_HANDLE) - { - delete [] mybuf; - ACE_ERROR_RETURN ((LM_ERROR, ASYS_TEXT ("Open failed\n")), -1); - } - - for (int j = 0; j < num_lines; j++) - { - for (int i = 0; i < line_length; i++) - { - mybuf[i] = *c; - c++; - } - - mybuf[line_length] = '\0'; - - c = ++d; - - if (ACE_OS::write (file_handle, mybuf, line_length) != line_length) - { - delete [] mybuf; - ACE_ERROR_RETURN ((LM_ERROR, ASYS_TEXT ("write to file failed: %p (%d)\n"), - errno, errno), -1); - } - - if (ACE_OS::write (file_handle, ASYS_TEXT ("\n"), 1) != 1) - { - delete [] mybuf; - ACE_ERROR_RETURN ((LM_ERROR, ASYS_TEXT ("write to file failed\n")), -1); - } - } - - ACE_OS::close (file_handle); - - delete [] mybuf; - return 0; -} - -int -main (int, ASYS_TCHAR *[]) -{ - ACE_START_TEST (ASYS_TEXT ("Mem_Map_Test")); - - // First create a test file to work on - if (create_test_file (LINE_LENGTH, NUM_LINES) != 0) - ACE_ERROR_RETURN ((LM_ERROR, ASYS_TEXT ("Create test file failed\n")), -1); - - ACE_Mem_Map mmap; - - // First memory map the test file - if (mmap.map (ACE_DEFAULT_TEST_FILE) == -1) - ACE_ERROR_RETURN ((LM_ERROR, ASYS_TEXT ("%n: %p\n%a"), ASYS_TEXT ("mmap")), -1); - - // Now create a temporary file for intermediate processing - ACE_HANDLE temp_file_handle = ACE_OS::open (ACE_TEMP_FILE_NAME, - O_RDWR | O_TRUNC | O_CREAT, - 0666); - - if (temp_file_handle == ACE_INVALID_HANDLE) - ACE_ERROR_RETURN ((LM_ERROR, ASYS_TEXT ("Open failed\n")), -1); - - // Reverse the original file and write the output to the temporary - // file. - reverse_file (temp_file_handle, - (char *) mmap.addr (), - mmap.size ()); - - ACE_OS::close (temp_file_handle); - - ACE_Mem_Map temp_mmap; - - // Now memory map the temporary file - if (temp_mmap.map (ACE_TEMP_FILE_NAME) == -1) - ACE_ERROR_RETURN ((LM_ERROR, ASYS_TEXT ("%n: %p\n%a"), ASYS_TEXT ("mmap")), -1); - - TCHAR temp_file_name[BUFSIZ]; - - // Create another temporary file that would hold the output of - // reversing the first temporary file - ACE_OS::sprintf (temp_file_name, ACE_TEXT ("%s%s"), - ACE_TEMP_FILE_NAME, ACE_TEXT ("2")); - if ((temp_file_handle = ACE_OS::open (temp_file_name, - O_RDWR | O_TRUNC | O_CREAT, - 0666)) == ACE_INVALID_HANDLE) - ACE_ERROR_RETURN ((LM_ERROR, ASYS_TEXT ("Open failed\n")), -1); - - // Now reverse the temporary file and write everything to the second - // temporary file. - reverse_file (temp_file_handle, - (char *) temp_mmap.addr (), - temp_mmap.size ()); - - ACE_OS::close (temp_file_handle); - - // Memory map the second temporary file - ACE_Mem_Map temp_mmap2; - - if (temp_mmap2.map (temp_file_name) == -1) - ACE_ERROR_RETURN ((LM_ERROR, ASYS_TEXT ("%n: %p\n%a"), ASYS_TEXT ("mmap")), -1); - - // Now do a memcmp -- the orig file and the second temporary file - // should be identical. - ACE_ASSERT (ACE_OS::memcmp (temp_mmap2.addr (), - mmap.addr (), - mmap.size ()) == 0); - - // Delete ACE_DEFAULT_TEST_FILE - mmap.remove (); - - // Delete ACE_TEMP_TEST_FILE - temp_mmap.remove (); - - // Delete ACE_TEMP_TEST_FILE_2 - temp_mmap2.remove (); - - ACE_END_TEST; - return 0; -} |