8f016d3ab2
In this change list 1. validate HLL column when loading data, if data is invalid, this row will be filtered. 2. seems as empty HLL when serializing invalid type of HLL data, with this change, all ingested data will be valid. 3. seems as empty HLL when deserializing nullptr or invalid type of HLL data. With this change, dirty data can be handled normally. 4. rename function empty_hll to hll_empty. 5. disable memtable_flush_execute_test because this will fails sometimes. When tearing down, some thread is not joined, and they will visit destroyed resource, which is invalid.
117 lines
3.3 KiB
C++
117 lines
3.3 KiB
C++
// Licensed to the Apache Software Foundation (ASF) under one
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// or more contributor license agreements. See the NOTICE file
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// distributed with this work for additional information
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// regarding copyright ownership. The ASF licenses this file
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// to you under the Apache License, Version 2.0 (the
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// "License"); you may not use this file except in compliance
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// with the License. You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing,
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// software distributed under the License is distributed on an
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// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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// KIND, either express or implied. See the License for the
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// specific language governing permissions and limitations
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// under the License.
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#include <iostream>
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#include <string>
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#include "exprs/aggregate_functions.h"
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#include "exprs/anyval_util.h"
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#include "exprs/hll_function.h"
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#include "testutil/function_utils.h"
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#include "olap/hll.h"
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#include "util/logging.h"
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#include <gtest/gtest.h>
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namespace doris {
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StringVal convert_hll_to_string(FunctionContext* ctx, HyperLogLog& hll) {
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std::string buf;
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buf.resize(HLL_COLUMN_DEFAULT_LEN);
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int size = hll.serialize((uint8_t*)buf.c_str());
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buf.resize(size);
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return AnyValUtil::from_string_temp(ctx, buf);
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}
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class HllFunctionsTest : public testing::Test {
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public:
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HllFunctionsTest() = default;
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void SetUp() {
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utils = new FunctionUtils();
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ctx = utils->get_fn_ctx();
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}
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void TearDown() {
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delete utils;
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}
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private:
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FunctionUtils* utils;
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FunctionContext* ctx;
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};
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TEST_F(HllFunctionsTest, hll_hash) {
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StringVal input = AnyValUtil::from_string_temp(ctx, std::string("1024"));
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StringVal result = HllFunctions::hll_hash(ctx, input);
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HyperLogLog hll(Slice(result.ptr, result.len));
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int64_t cardinality = hll.estimate_cardinality();
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int64_t expected = 1;
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ASSERT_EQ(expected, cardinality);
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}
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TEST_F(HllFunctionsTest, hll_hash_null) {
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StringVal input = StringVal::null();
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StringVal result = HllFunctions::hll_hash(ctx, input);
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HyperLogLog hll(Slice(result.ptr, result.len));
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int64_t cardinality = hll.estimate_cardinality();
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int64_t expected = 0;
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ASSERT_EQ(expected, cardinality);
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}
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TEST_F(HllFunctionsTest, hll_update) {
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StringVal dst;
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HllFunctions::hll_init(ctx, &dst);
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IntVal src1(1);
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HllFunctions::hll_update(ctx, src1, &dst);
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IntVal src2(1234567);
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HllFunctions::hll_update(ctx, src2, &dst);
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BigIntVal result = HllFunctions::hll_finalize(ctx, dst);
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BigIntVal expected(2);
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ASSERT_EQ(expected, result);
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}
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TEST_F(HllFunctionsTest, hll_merge) {
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StringVal dst;
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HllFunctions::hll_init(ctx, &dst);
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HyperLogLog hll1(1024);
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StringVal src1 = convert_hll_to_string(ctx, hll1);
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HllFunctions::hll_merge(ctx, src1, &dst);
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HyperLogLog hll2;
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StringVal src2 = convert_hll_to_string(ctx, hll2);
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HllFunctions::hll_merge(ctx, src2, &dst);
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StringVal serialized = HllFunctions::hll_serialize(ctx, dst);
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HyperLogLog hll(Slice(serialized.ptr, serialized.len));
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BigIntVal expected(1);
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ASSERT_EQ(expected, hll.estimate_cardinality());
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}
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}
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int main(int argc, char** argv) {
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::testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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}
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