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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 "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 TransformTest : public CPPUNIT_NS::TestCase
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{
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CPPUNIT_TEST_SUITE(TransformTest);
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CPPUNIT_TEST(trnsfrm1);
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CPPUNIT_TEST(trnsfrm2);
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CPPUNIT_TEST(self_str);
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CPPUNIT_TEST_SUITE_END();
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protected:
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void trnsfrm1();
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void trnsfrm2();
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void self_str();
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static int negate_int(int a_) {
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return -a_;
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}
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static char map_char(char a_, int b_) {
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return char(a_ + b_);
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}
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static char shift( char c ) {
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return char(((int)c + 1) % 256);
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}
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};
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CPPUNIT_TEST_SUITE_REGISTRATION(TransformTest);
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//
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// tests implementation
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//
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void TransformTest::trnsfrm1()
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{
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int numbers[6] = { -5, -1, 0, 1, 6, 11 };
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int result[6];
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transform((int*)numbers, (int*)numbers + 6, (int*)result, negate_int);
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CPPUNIT_ASSERT(result[0]==5);
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CPPUNIT_ASSERT(result[1]==1);
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CPPUNIT_ASSERT(result[2]==0);
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CPPUNIT_ASSERT(result[3]==-1);
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CPPUNIT_ASSERT(result[4]==-6);
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CPPUNIT_ASSERT(result[5]==-11);
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}
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void TransformTest::trnsfrm2()
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{
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#if defined (__MVS__)
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int trans[] = {-11, 4, -6, -6, -18, 0, 18, -14, 6, 0, -1, -59};
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#else
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int trans[] = {-4, 4, -6, -6, -10, 0, 10, -6, 6, 0, -1, -77};
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#endif
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char n[] = "Larry Mullen";
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const size_t count = ::strlen(n);
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string res;
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transform(n, n + count, trans, back_inserter(res), map_char);
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CPPUNIT_ASSERT( res == "Hello World!" )
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}
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void TransformTest::self_str()
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{
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string s( "0123456789abcdefg" );
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string r( "123456789:bcdefgh" );
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transform( s.begin(), s.end(), s.begin(), shift );
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CPPUNIT_ASSERT( s == r );
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}
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