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#include <cxxtest/TestSuite.h>
#include "common/list.h"
class ListTestSuite : public CxxTest::TestSuite
{
public:
void test_empty_clear() {
Common::List<int> container;
TS_ASSERT(container.empty());
container.push_back(17);
container.push_back(33);
TS_ASSERT(!container.empty());
container.clear();
TS_ASSERT(container.empty());
}
public:
void test_size() {
Common::List<int> container;
TS_ASSERT_EQUALS(container.size(), (unsigned int)0);
container.push_back(17);
TS_ASSERT_EQUALS(container.size(), (unsigned int)1);
container.push_back(33);
TS_ASSERT_EQUALS(container.size(), (unsigned int)2);
container.clear();
TS_ASSERT_EQUALS(container.size(), (unsigned int)0);
}
void test_iterator_begin_end() {
Common::List<int> container;
// The container is initially empty ...
TS_ASSERT_EQUALS(container.begin(), container.end());
// ... then non-empty ...
container.push_back(33);
TS_ASSERT_DIFFERS(container.begin(), container.end());
// ... and again empty.
container.clear();
TS_ASSERT_EQUALS(container.begin(), container.end());
}
void test_iterator() {
Common::List<int> container;
Common::List<int>::iterator iter;
Common::List<int>::const_iterator cIter;
// Fill the container with some random data
container.push_back(17);
container.push_back(33);
container.push_back(-11);
// Iterate over the container and verify that we encounter the elements in
// the order we expect them to be.
iter = container.begin();
cIter = container.begin();
TS_ASSERT_EQUALS(iter, cIter);
TS_ASSERT_EQUALS(*iter, 17);
++iter;
++cIter;
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_DIFFERS(cIter, container.end());
TS_ASSERT_EQUALS(iter, cIter);
TS_ASSERT_EQUALS(*iter, 33);
++iter;
++cIter;
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_DIFFERS(cIter, container.end());
TS_ASSERT_EQUALS(iter, cIter);
// Also test the postinc
TS_ASSERT_EQUALS(*iter, -11);
iter++;
cIter++;
TS_ASSERT_EQUALS(iter, container.end());
TS_ASSERT_EQUALS(cIter, container.end());
TS_ASSERT_EQUALS(iter, cIter);
cIter = iter;
TS_ASSERT_EQUALS(iter, cIter);
}
void test_insert() {
Common::List<int> container;
Common::List<int>::iterator iter;
// Fill the container with some random data
container.push_back(17);
container.push_back(33);
container.push_back(-11);
// Iterate to after the second element
iter = container.begin();
++iter;
++iter;
// Now insert some values here
container.insert(iter, 42);
container.insert(iter, 43);
// Verify contents are correct
iter = container.begin();
TS_ASSERT_EQUALS(*iter, 17);
++iter;
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_EQUALS(*iter, 33);
++iter;
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_EQUALS(*iter, 42);
++iter;
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_EQUALS(*iter, 43);
++iter;
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_EQUALS(*iter, -11);
++iter;
TS_ASSERT_EQUALS(iter, container.end());
}
void test_erase() {
Common::List<int> container;
Common::List<int>::iterator first, last;
// Fill the container with some random data
container.push_back(17);
container.push_back(33);
container.push_back(-11);
container.push_back(42);
container.push_back(43);
// Iterate to after the second element
first = container.begin();
++first;
++first;
// Iterate to after the fourth element
last = first;
++last;
++last;
// Now erase that range
container.erase(first, last);
// Verify contents are correct
Common::List<int>::iterator iter = container.begin();
TS_ASSERT_EQUALS(*iter, 17);
++iter;
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_EQUALS(*iter, 33);
++iter;
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_EQUALS(*iter, 43);
++iter;
TS_ASSERT_EQUALS(iter, container.end());
}
void test_remove() {
Common::List<int> container;
Common::List<int>::iterator first, last;
// Fill the container with some random data
container.push_back(-11);
container.push_back(17);
container.push_back(33);
container.push_back(42);
container.push_back(-11);
container.push_back(42);
container.push_back(43);
// Remove some stuff
container.remove(42);
container.remove(-11);
// Now erase that range
container.erase(first, last);
// Verify contents are correct
Common::List<int>::iterator iter = container.begin();
TS_ASSERT_EQUALS(*iter, 17);
++iter;
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_EQUALS(*iter, 33);
++iter;
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_EQUALS(*iter, 43);
++iter;
TS_ASSERT_EQUALS(iter, container.end());
}
void test_reverse() {
Common::List<int> container;
Common::List<int>::iterator iter;
// Fill the container with some random data
container.push_back(17);
container.push_back(33);
container.push_back(-11);
iter = container.reverse_begin();
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_EQUALS(*iter, -11);
--iter;
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_EQUALS(*iter, 33);
--iter;
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_EQUALS(*iter, 17);
--iter;
TS_ASSERT_EQUALS(iter, container.end());
iter = container.reverse_begin();
iter = container.reverse_erase(iter);
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_EQUALS(*iter, 33);
iter = container.reverse_erase(iter);
TS_ASSERT_DIFFERS(iter, container.end());
TS_ASSERT_EQUALS(*iter, 17);
iter = container.reverse_erase(iter);
TS_ASSERT_EQUALS(iter, container.end());
TS_ASSERT_EQUALS(container.begin(), container.end());
TS_ASSERT_EQUALS(container.reverse_begin(), container.end());
}
void test_front_back_push_pop() {
Common::List<int> container;
container.push_back( 42);
container.push_back(-23);
TS_ASSERT_EQUALS(container.front(), 42);
TS_ASSERT_EQUALS(container.back(), -23);
container.front() = -17;
container.back() = 163;
TS_ASSERT_EQUALS(container.front(), -17);
TS_ASSERT_EQUALS(container.back(), 163);
container.pop_front();
TS_ASSERT_EQUALS(container.front(), 163);
TS_ASSERT_EQUALS(container.back(), 163);
container.push_front(99);
TS_ASSERT_EQUALS(container.front(), 99);
TS_ASSERT_EQUALS(container.back(), 163);
container.pop_back();
TS_ASSERT_EQUALS(container.front(), 99);
TS_ASSERT_EQUALS(container.back(), 99);
}
};
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