void test_pl2plusweight2()
void test_checkinitweight1()
void test_unigramlmweight8()
void test_unigramlmweight7()
void test_unigramlmweight4()
void test_bm25plusweight3()
void test_bm25plusweight2()
void test_weightserialisation1()
void test_pl2plusweight5()
void test_checkstatsweight1()
void test_checkstatsweight4()
void test_pl2plusweight4()
void test_checkstatsweight3()
void test_unigramlmweight5()
void test_checkstatsweight2()