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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("data_test");
#include <vespa/vespalib/testkit/testapp.h>
#include <vespa/vespalib/data/memorydatastore.h>
#include <vespa/vespalib/stllike/asciistream.h>
#include <vector>
using namespace vespalib;
class MemoryDataStoreTest : public vespalib::TestApp
{
private:
void testMemoryDataStore();
void testVariableSizeVector();
public:
int Main() override;
};
void
MemoryDataStoreTest::testMemoryDataStore()
{
MemoryDataStore s(alloc::Alloc::alloc(256));
std::vector<MemoryDataStore::Reference> v;
v.push_back(s.push_back("mumbo", 5));
for (size_t i(0); i < 50; i++) {
v.push_back(s.push_back("mumbo", 5));
EXPECT_EQUAL(static_cast<const char *>(v[i].data()) + 5, v[i+1].data());
}
v.push_back(s.push_back("mumbo", 5));
EXPECT_EQUAL(52ul, v.size());
EXPECT_NOT_EQUAL(static_cast<const char *>(v[50].data()) + 5, v[51].data());
for (size_t i(0); i < v.size(); i++) {
EXPECT_EQUAL(0, memcmp("mumbo", v[i].data(), 5));
}
}
void
MemoryDataStoreTest::testVariableSizeVector()
{
VariableSizeVector v(256);
for (size_t i(0); i < 10000; i++) {
asciistream os;
os << i;
v.push_back(os.str().c_str(), os.str().size());
}
for (size_t i(0); i < v.size(); i++) {
asciistream os;
os << i;
EXPECT_EQUAL(os.str().size(), v[i].size());
EXPECT_EQUAL(0, memcmp(os.str().c_str(), v[i].data(), os.str().size()));
}
size_t i(0);
for (auto it(v.begin()), mt(v.end()); it != mt; it++, i++) {
asciistream os;
os << i;
EXPECT_EQUAL(os.str().size(), it->size());
EXPECT_EQUAL(0, memcmp(os.str().c_str(), (*it).data(), os.str().size()));
}
}
int
MemoryDataStoreTest::Main()
{
TEST_INIT("data_test");
testMemoryDataStore();
testVariableSizeVector();
TEST_DONE();
}
TEST_APPHOOK(MemoryDataStoreTest);
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