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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
// Unit tests for predicate_zero_constraint_posting_list.
#include <vespa/searchlib/predicate/predicate_zero_constraint_posting_list.h>
#include <vespa/searchlib/predicate/predicate_index.h>
#include <vespa/vespalib/testkit/testapp.h>
#include <vespa/log/log.h>
LOG_SETUP("predicate_zero_constraint_posting_list_test");
using namespace search;
using namespace search::predicate;
namespace {
struct DummyDocIdLimitProvider : public DocIdLimitProvider {
virtual uint32_t getDocIdLimit() const override { return 10000; }
virtual uint32_t getCommittedDocIdLimit() const override { return 10000; }
};
vespalib::GenerationHandler generation_handler;
vespalib::GenerationHolder generation_holder;
DummyDocIdLimitProvider limit_provider;
SimpleIndexConfig config;
TEST("require that empty posting list starts at 0.") {
PredicateIndex index(generation_holder, limit_provider, config, 8);
PredicateZeroConstraintPostingList posting_list(index.getZeroConstraintDocs().begin());
EXPECT_EQUAL(0u, posting_list.getDocId());
EXPECT_EQUAL(0x00010001u, posting_list.getInterval());
EXPECT_FALSE(posting_list.next(0));
}
TEST("require that posting list can iterate.") {
PredicateIndex index(generation_holder, limit_provider, config, 8);
for (uint32_t id = 1; id < 100; ++id) {
index.indexEmptyDocument(id);
}
index.commit();
ASSERT_EQUAL(99u, index.getZeroConstraintDocs().size());
PredicateZeroConstraintPostingList posting_list(index.getZeroConstraintDocs().begin());
EXPECT_EQUAL(0u, posting_list.getDocId());
EXPECT_EQUAL(0x00010001u, posting_list.getInterval());
for (size_t i = 0; i < 99; ++i) {
EXPECT_TRUE(posting_list.next(i));
EXPECT_EQUAL(i + 1, posting_list.getDocId());
EXPECT_EQUAL(0x00010001u, posting_list.getInterval());
EXPECT_FALSE(posting_list.nextInterval());
}
EXPECT_FALSE(posting_list.next(99));
}
} // namespace
TEST_MAIN() { TEST_RUN_ALL(); }
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