Method TestMergeFromFile

library/cpp/containers/comptrie/comptrie_ut.cpp:844–884

}

void TCompactTrieTest::TestMergeFromFile() {
    {
        TCompactTrieBuilder<> b;
        b.Add("yandex", 12);
        b.Add("google", 13);
        b.Add("mail", 14);
        TUnbufferedFileOutput out(GetSystemTempDir() + "/TCompactTrieTest-TestMerge-ru");
        b.Save(out);
    }

    {
        TCompactTrieBuilder<> b;
        b.Add("yandex", 112);
        b.Add("google", 113);
        b.Add("yahoo", 114);
        TUnbufferedFileOutput out(GetSystemTempDir() + "/TCompactTrieTest-TestMerge-com");
        b.Save(out);
    }

    {
        TCompactTrieBuilder<> b;
        UNIT_ASSERT(b.AddSubtreeInFile("com.", GetSystemTempDir() + "/TCompactTrieTest-TestMerge-com"));
        UNIT_ASSERT(b.Add("org.kernel", 22));
        UNIT_ASSERT(b.AddSubtreeInFile("ru.", GetSystemTempDir() + "/TCompactTrieTest-TestMerge-ru"));
        TUnbufferedFileOutput out(GetSystemTempDir() + "/TCompactTrieTest-TestMerge-res");
        b.Save(out);
    }

    TCompactTrie<> trie(TBlob::FromFileSingleThreaded(GetSystemTempDir() + "/TCompactTrieTest-TestMerge-res"));
    UNIT_ASSERT_VALUES_EQUAL(12u, trie.Get("ru.yandex"));
    UNIT_ASSERT_VALUES_EQUAL(13u, trie.Get("ru.google"));
    UNIT_ASSERT_VALUES_EQUAL(14u, trie.Get("ru.mail"));
    UNIT_ASSERT_VALUES_EQUAL(22u, trie.Get("org.kernel"));
    UNIT_ASSERT_VALUES_EQUAL(112u, trie.Get("com.yandex"));
    UNIT_ASSERT_VALUES_EQUAL(113u, trie.Get("com.google"));
    UNIT_ASSERT_VALUES_EQUAL(114u, trie.Get("com.yahoo"));

    unlink((GetSystemTempDir() + "/TCompactTrieTest-TestMerge-res").data());
    unlink((GetSystemTempDir() + "/TCompactTrieTest-TestMerge-com").data());
    unlink((GetSystemTempDir() + "/TCompactTrieTest-TestMerge-ru").data());
}

void TCompactTrieTest::TestMergeFromBuffer() {
    TArrayWithSizeHolder<char> buffer1;