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1 #include <vector>
2 #include <numeric>
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 SearchTest : public CPPUNIT_NS::TestCase
16 {
17   CPPUNIT_TEST_SUITE(SearchTest);
18   CPPUNIT_TEST(search0);
19   CPPUNIT_TEST(search1);
20   CPPUNIT_TEST(search2);
21   CPPUNIT_TEST_SUITE_END();
22 
23 protected:
24   void search0();
25   void search1();
26   void search2();
27 
str_equal(const char * a_,const char * b_)28   static bool str_equal(const char* a_, const char* b_)
29   {
30     return strcmp(a_, b_) == 0 ? 1 : 0;
31   }
32 };
33 
34 CPPUNIT_TEST_SUITE_REGISTRATION(SearchTest);
35 
36 //
37 // tests implementation
38 //
search0()39 void SearchTest::search0()
40 {
41   int v1[6] = { 1, 1, 2, 3, 5, 8 };
42   int v2[6] = { 0, 1, 2, 3, 4, 5 };
43   int v3[2] = { 3, 4 };
44 
45   int* location;
46   location = search((int*)v1, (int*)v1 + 6, (int*)v3, (int*)v3 + 2);
47   CPPUNIT_ASSERT(location == v1 + 6);
48 
49   location = search((int*)v2, (int*)v2 + 6, (int*)v3, (int*)v3 + 2);
50   CPPUNIT_ASSERT(location != v2 + 6);
51   CPPUNIT_ASSERT(location - v2 == 3);
52 }
search1()53 void SearchTest::search1()
54 {
55   typedef vector <int> IntVec;
56   IntVec v1(10);
57   __iota(v1.begin(), v1.end(), 0);
58   IntVec v2(3);
59   __iota(v2.begin(), v2.end(), 50);
60 
61   IntVec::iterator location;
62   location = search(v1.begin(), v1.end(), v2.begin(), v2.end());
63 
64   CPPUNIT_ASSERT(location == v1.end());
65 
66   __iota(v2.begin(), v2.end(), 4);
67 
68   location = search(v1.begin(), v1.end(), v2.begin(), v2.end());
69 
70   CPPUNIT_ASSERT(location != v1.end());
71   CPPUNIT_ASSERT(location - v1.begin() == 4);
72 }
search2()73 void SearchTest::search2()
74 {
75   char const* grades[] = { "A", "B", "C", "D", "F" };
76   char const* letters[] = { "Q", "E", "D" };
77   const unsigned gradeCount = sizeof(grades) / sizeof(grades[0]);
78   const unsigned letterCount = sizeof(letters) / sizeof(letters[0]);
79   char const** location = search((char const**)grades, (char const**)grades + gradeCount, (char const**)letters, (char const**)letters + letterCount, str_equal);
80 
81   CPPUNIT_ASSERT(location == grades + gradeCount);
82 
83   copy((char const**)grades + 1, (char const**)grades + 1 + letterCount, (char const**)letters);
84   location = search((char const**)grades, (char const**)grades + gradeCount, (char const**)letters, (char const**)letters + letterCount, str_equal);
85 
86   CPPUNIT_ASSERT(location != grades + gradeCount);
87   CPPUNIT_ASSERT(location - grades == 1);
88 
89 }
90