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os/ossrv/genericopenlibs/cppstdlib/stl/test/unit/rotate_test.cpp
author sl
Tue, 10 Jun 2014 14:32:02 +0200
changeset 1 260cb5ec6c19
permissions -rw-r--r--
Update contrib. 
     1 #include <numeric>

     2 #include <vector>

     3 #include <algorithm>

     4 

     5 #include "iota.h"

     6 #include "cppunit/cppunit_proxy.h"

     7 

     8 #if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)

     9 using namespace std;

    10 #endif

    11 

    12 //

    13 // TestCase class

    14 //

    15 class RotateTest : public CPPUNIT_NS::TestCase

    16 {

    17   CPPUNIT_TEST_SUITE(RotateTest);

    18   CPPUNIT_TEST(rotate0);

    19   CPPUNIT_TEST(rotate1);

    20   CPPUNIT_TEST(rotcopy0);

    21   CPPUNIT_TEST(rotcopy1);

    22   CPPUNIT_TEST_SUITE_END();

    23 

    24 protected:

    25   void rotate0();

    26   void rotate1();

    27   void rotcopy0();

    28   void rotcopy1();

    29 };

    30 

    31 CPPUNIT_TEST_SUITE_REGISTRATION(RotateTest);

    32 

    33 //

    34 // tests implementation

    35 //

    36 void RotateTest::rotate0()

    37 {

    38   int numbers[6] = { 0, 1, 2, 3, 4, 5 };

    39   // 3 4 5 0 1 2

    40   rotate((int*)numbers, numbers + 3, numbers + 6);

    41   CPPUNIT_ASSERT(numbers[0]==3);

    42   CPPUNIT_ASSERT(numbers[1]==4);

    43   CPPUNIT_ASSERT(numbers[2]==5);

    44   CPPUNIT_ASSERT(numbers[3]==0);

    45   CPPUNIT_ASSERT(numbers[4]==1);

    46   CPPUNIT_ASSERT(numbers[5]==2);

    47 }

    48 void RotateTest::rotate1()

    49 {

    50   vector <int> v1(10);

    51   __iota(v1.begin(), v1.end(), 0);

    52 

    53   rotate(v1.begin(), v1.begin()+1, v1.end());

    54   CPPUNIT_ASSERT(v1[0]==1);

    55   CPPUNIT_ASSERT(v1[1]==2);

    56   CPPUNIT_ASSERT(v1[2]==3);

    57   CPPUNIT_ASSERT(v1[3]==4);

    58   CPPUNIT_ASSERT(v1[4]==5);

    59   CPPUNIT_ASSERT(v1[5]==6);

    60   CPPUNIT_ASSERT(v1[6]==7);

    61   CPPUNIT_ASSERT(v1[7]==8);

    62   CPPUNIT_ASSERT(v1[8]==9);

    63   CPPUNIT_ASSERT(v1[9]==0);

    64 

    65   rotate(v1.begin(), v1.begin()+2, v1.end());

    66   CPPUNIT_ASSERT(v1[0]==3);

    67   CPPUNIT_ASSERT(v1[1]==4);

    68   CPPUNIT_ASSERT(v1[2]==5);

    69   CPPUNIT_ASSERT(v1[3]==6);

    70   CPPUNIT_ASSERT(v1[4]==7);

    71   CPPUNIT_ASSERT(v1[5]==8);

    72   CPPUNIT_ASSERT(v1[6]==9);

    73   CPPUNIT_ASSERT(v1[7]==0);

    74   CPPUNIT_ASSERT(v1[8]==1);

    75   CPPUNIT_ASSERT(v1[9]==2);

    76 

    77   rotate(v1.begin(), v1.begin()+7, v1.end());

    78   CPPUNIT_ASSERT(v1[0]==0);

    79   CPPUNIT_ASSERT(v1[1]==1);

    80   CPPUNIT_ASSERT(v1[2]==2);

    81   CPPUNIT_ASSERT(v1[3]==3);

    82   CPPUNIT_ASSERT(v1[4]==4);

    83   CPPUNIT_ASSERT(v1[5]==5);

    84   CPPUNIT_ASSERT(v1[6]==6);

    85   CPPUNIT_ASSERT(v1[7]==7);

    86   CPPUNIT_ASSERT(v1[8]==8);

    87   CPPUNIT_ASSERT(v1[9]==9);

    88 

    89 }

    90 void RotateTest::rotcopy0()

    91 {

    92   int numbers[6] = { 0, 1, 2, 3, 4, 5 };

    93 

    94   int result[6];

    95   rotate_copy((int*)numbers, (int*)numbers + 3, (int*)numbers + 6, (int*)result);

    96   // 3 4 5 0 1 2

    97   CPPUNIT_ASSERT(result[0]==3);

    98   CPPUNIT_ASSERT(result[1]==4);

    99   CPPUNIT_ASSERT(result[2]==5);

   100   CPPUNIT_ASSERT(result[3]==0);

   101   CPPUNIT_ASSERT(result[4]==1);

   102   CPPUNIT_ASSERT(result[5]==2);

   103 }

   104 void RotateTest::rotcopy1()

   105 {

   106   vector <int> v1(10);

   107   __iota(v1.begin(), v1.end(), 0);

   108   vector <int> v2(v1.size());

   109 

   110   rotate_copy(v1.begin(), v1.begin()+1, v1.end(), v2.begin());

   111   CPPUNIT_ASSERT(v2[0]==1);

   112   CPPUNIT_ASSERT(v2[1]==2);

   113   CPPUNIT_ASSERT(v2[2]==3);

   114   CPPUNIT_ASSERT(v2[3]==4);

   115   CPPUNIT_ASSERT(v2[4]==5);

   116   CPPUNIT_ASSERT(v2[5]==6);

   117   CPPUNIT_ASSERT(v2[6]==7);

   118   CPPUNIT_ASSERT(v2[7]==8);

   119   CPPUNIT_ASSERT(v2[8]==9);

   120   CPPUNIT_ASSERT(v2[9]==0);

   121 

   122   rotate_copy(v1.begin(), v1.begin()+3, v1.end(), v2.begin());

   123   CPPUNIT_ASSERT(v2[0]==3);

   124   CPPUNIT_ASSERT(v2[1]==4);

   125   CPPUNIT_ASSERT(v2[2]==5);

   126   CPPUNIT_ASSERT(v2[3]==6);

   127   CPPUNIT_ASSERT(v2[4]==7);

   128   CPPUNIT_ASSERT(v2[5]==8);

   129   CPPUNIT_ASSERT(v2[6]==9);

   130   CPPUNIT_ASSERT(v2[7]==0);

   131   CPPUNIT_ASSERT(v2[8]==1);

   132   CPPUNIT_ASSERT(v2[9]==2);

   133 }
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