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#include <numeric>
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#include <string>
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#include <iterator>
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#include <vector>
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#include <algorithm>
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#include <functional>
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#include "iota.h"
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#include "cppunit/cppunit_proxy.h"
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#if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)
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using namespace std;
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#endif
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//
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// TestCase class
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//
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class SetIntersectionTest : public CPPUNIT_NS::TestCase
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{
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CPPUNIT_TEST_SUITE(SetIntersectionTest);
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CPPUNIT_TEST(setintr0);
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CPPUNIT_TEST(setintr1);
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CPPUNIT_TEST(setintr2);
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CPPUNIT_TEST_SUITE_END();
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protected:
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void setintr0();
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void setintr1();
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void setintr2();
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};
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CPPUNIT_TEST_SUITE_REGISTRATION(SetIntersectionTest);
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//
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// tests implementation
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//
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void SetIntersectionTest::setintr0()
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{
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int v1[3] = { 13, 18, 23 };
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int v2[4] = { 10, 13, 17, 23 };
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int result[4] = { 0, 0, 0, 0 };
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set_intersection((int*)v1, (int*)v1 + 3, (int*)v2, (int*)v2 + 4, (int*)result);
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CPPUNIT_ASSERT(result[0]==13);
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CPPUNIT_ASSERT(result[1]==23);
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CPPUNIT_ASSERT(result[2]==0);
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CPPUNIT_ASSERT(result[3]==0);
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}
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void SetIntersectionTest::setintr1()
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{
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vector <int> v1(10);
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__iota(v1.begin(), v1.end(), 0);
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vector <int> v2(10);
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__iota(v2.begin(), v2.end(), 7);
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vector<int> inter;
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set_intersection(v1.begin(), v1.end(), v2.begin(), v2.end(), back_inserter(inter));
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CPPUNIT_ASSERT( inter.size() == 3 );
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CPPUNIT_ASSERT( inter[0] == 7 );
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CPPUNIT_ASSERT( inter[1] == 8 );
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CPPUNIT_ASSERT( inter[2] == 9 );
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}
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void SetIntersectionTest::setintr2()
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{
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char* word1 = "ABCDEFGHIJKLMNO";
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char* word2 = "LMNOPQRSTUVWXYZ";
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string inter;
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set_intersection(word1, word1 + ::strlen(word1), word2, word2 + ::strlen(word2),
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back_inserter(inter), less<char>());
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CPPUNIT_ASSERT( inter.size() == 4 );
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CPPUNIT_ASSERT( inter[0] == 'L' );
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CPPUNIT_ASSERT( inter[1] == 'M' );
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CPPUNIT_ASSERT( inter[2] == 'N' );
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CPPUNIT_ASSERT( inter[3] == 'O' );
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}
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