genericopenlibs/cppstdlib/stl/test/unit/bsearch_test.cpp
author Pat Downey <patd@symbian.org>
Fri, 04 Jun 2010 16:20:51 +0100
changeset 31 ce057bb09d0b
child 34 5fae379060a7
permissions -rw-r--r--
Revert last code drop.
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
31
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
     1
/*
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
     2
* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
     3
* All rights reserved.
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
     4
* This component and the accompanying materials are made available
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
     5
* under the terms of "Eclipse Public License v1.0"
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
     6
* which accompanies this distribution, and is available
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
     7
* at the URL "http://www.eclipse.org/legal/epl-v10.html".
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
     8
*
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
     9
* Initial Contributors:
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    10
* Nokia Corporation - initial contribution.
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    11
*
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    12
* Contributors:
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    13
*
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    14
* Description: 
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    15
*
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    16
*/
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    17
#include <algorithm>
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    18
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    19
#include "cppunit/cppunit_proxy.h"
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    20
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    21
#if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    22
using namespace std;
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    23
#endif
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    24
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    25
//
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    26
// TestCase class
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    27
//
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    28
class BsearchTest : public CPPUNIT_NS::TestCase
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    29
{
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    30
  CPPUNIT_TEST_SUITE(BsearchTest);
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    31
  CPPUNIT_TEST(bsearch1);
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    32
  CPPUNIT_TEST(bsearch2);
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    33
  CPPUNIT_TEST_SUITE_END();
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    34
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    35
protected:
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    36
  void bsearch1();
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    37
  void bsearch2();
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    38
  static bool str_compare(const char* a_, const char* b_);
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    39
};
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    40
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    41
CPPUNIT_TEST_SUITE_REGISTRATION(BsearchTest);
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    42
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    43
//
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    44
// tests implementation
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    45
//
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    46
void BsearchTest::bsearch1()
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    47
{
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    48
  int vector[100];
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    49
  for(int i = 0; i < 100; i++)
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    50
    vector[i] = i;
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    51
  CPPUNIT_ASSERT(binary_search(vector, vector + 100, 42));
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    52
}
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    53
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    54
void BsearchTest::bsearch2()
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    55
{
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    56
  char const* labels[] = { "aa", "dd", "ff", "jj", "ss", "zz" };
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    57
  const unsigned count = sizeof(labels) / sizeof(labels[0]);
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    58
  // DEC C++ generates incorrect template instatiation code
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    59
  // for "ff" so must cast
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    60
  CPPUNIT_ASSERT(binary_search(labels, labels + count, (const char *)"ff", str_compare));
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    61
}
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    62
bool BsearchTest::str_compare(const char* a_, const char* b_)
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    63
{
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    64
  return strcmp(a_, b_) < 0 ? 1 : 0;
ce057bb09d0b Revert last code drop.
Pat Downey <patd@symbian.org>
parents:
diff changeset
    65
}