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// Copyright 2016 Yahoo Inc. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
#include <vespa/fastos/fastos.h>
#include <vespa/log/log.h>
LOG_SETUP("changevector_test");
#include <vespa/vespalib/testkit/testapp.h>
#include <vespa/searchlib/attribute/changevector.h>
using namespace search;
template <typename T>
void verifyStrictOrdering(const T & v) {
long count(0);
for (const auto & c : v) {
count++;
EXPECT_EQUAL(count, c._data.get());
}
EXPECT_EQUAL(v.size(), size_t(count));
}
class Accessor {
public:
Accessor(const std::vector<long> & v) : _size(v.size()), _current(v.begin()), _end(v.end()) { }
size_t size() const { return _size; }
void next() { _current++; }
long value() const { return *_current; }
int weight() const { return *_current; }
private:
size_t _size;
std::vector<long>::const_iterator _current;
std::vector<long>::const_iterator _end;
};
TEST("require insert ordering is preserved for same doc")
{
typedef ChangeTemplate<NumericChangeData<long>> Change;
typedef ChangeVectorT<Change> CV;
CV a;
a.push_back(Change(Change::NOOP, 7, 1));
EXPECT_EQUAL(1u, a.size());
a.push_back(Change(Change::NOOP, 7, 2));
EXPECT_EQUAL(2u, a.size());
verifyStrictOrdering(a);
}
TEST("require insert ordering is preserved ")
{
typedef ChangeTemplate<NumericChangeData<long>> Change;
typedef ChangeVectorT<Change> CV;
CV a;
a.push_back(Change(Change::NOOP, 7, 1));
EXPECT_EQUAL(1u, a.size());
a.push_back(Change(Change::NOOP, 5, 2));
EXPECT_EQUAL(2u, a.size());
a.push_back(Change(Change::NOOP, 6, 3));
EXPECT_EQUAL(3u, a.size());
verifyStrictOrdering(a);
}
TEST("require insert ordering is preserved with mix")
{
typedef ChangeTemplate<NumericChangeData<long>> Change;
typedef ChangeVectorT<Change> CV;
CV a;
a.push_back(Change(Change::NOOP, 7, 1));
EXPECT_EQUAL(1u, a.size());
a.push_back(Change(Change::NOOP, 5, 2));
EXPECT_EQUAL(2u, a.size());
a.push_back(Change(Change::NOOP, 5, 3));
EXPECT_EQUAL(3u, a.size());
a.push_back(Change(Change::NOOP, 6, 10));
EXPECT_EQUAL(4u, a.size());
std::vector<long> v({4,5,6,7,8});
Accessor ac(v);
a.push_back(5, ac);
EXPECT_EQUAL(9u, a.size());
a.push_back(Change(Change::NOOP, 5, 9));
EXPECT_EQUAL(10u, a.size());
verifyStrictOrdering(a);
}
TEST("require that inserting empty vector does not affect the vector.") {
typedef ChangeTemplate<NumericChangeData<long>> Change;
typedef ChangeVectorT<Change> CV;
CV a;
std::vector<long> v;
Accessor ac(v);
a.push_back(1, ac);
EXPECT_EQUAL(0u, a.size());
}
TEST_MAIN() { TEST_RUN_ALL(); }
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