os/ossrv/genericopenlibs/cppstdlib/stl/test/unit/min_test.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib.
     1 #include <vector>
     2 #include <algorithm>
     3 
     4 #include "cppunit/cppunit_proxy.h"
     5 
     6 #if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)
     7 using namespace std;
     8 #endif
     9 
    10 //
    11 // TestCase class
    12 //
    13 class MinTest : public CPPUNIT_NS::TestCase
    14 {
    15   CPPUNIT_TEST_SUITE(MinTest);
    16   CPPUNIT_TEST(min1);
    17   CPPUNIT_TEST(min2);
    18   CPPUNIT_TEST(minelem1);
    19   CPPUNIT_TEST(minelem2);
    20   CPPUNIT_TEST_SUITE_END();
    21 
    22 protected:
    23   void min1();
    24   void min2();
    25   void minelem1();
    26   void minelem2();
    27   static bool str_compare(const char* a_, const char* b_)
    28   { return strcmp(a_, b_) < 0 ? 1 : 0; }
    29 };
    30 
    31 CPPUNIT_TEST_SUITE_REGISTRATION(MinTest);
    32 
    33 //
    34 // tests implementation
    35 //
    36 void MinTest::min1()
    37 {
    38   int r = min(42, 100);
    39   CPPUNIT_ASSERT( r == 42 );
    40 
    41   r = min(--r, r);
    42   CPPUNIT_ASSERT( r == 41 );
    43 }
    44 void MinTest::min2()
    45 {
    46   const char* r = min((const char*)"shoe", (const char*)"shine", str_compare);
    47   CPPUNIT_ASSERT(!strcmp(r, "shine"));
    48 }
    49 void MinTest::minelem1()
    50 {
    51   int numbers[6] = { -10, 15, -100, 36, -242, 42 };
    52   int* r = min_element((int*)numbers, (int*)numbers + 6);
    53   CPPUNIT_ASSERT(*r==-242);
    54 }
    55 void MinTest::minelem2()
    56 {
    57   const char* names[] = { "Brett", "Graham", "Jack", "Mike", "Todd" };
    58 
    59   const unsigned namesCt = sizeof(names) / sizeof(names[0]);
    60   const char** r = min_element((const char**)names, (const char**)names + namesCt, str_compare);
    61   CPPUNIT_ASSERT(!strcmp(*r, "Brett"));
    62 }