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doris/be/test/util/array_parser_test.cpp
2022-03-22 15:25:40 +08:00

135 lines
4.9 KiB
C++

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
#include <gtest/gtest.h>
#include <memory>
#include <string>
#include <util/array_parser.hpp>
#include "gutil/casts.h"
#include "olap/types.h"
#include "runtime/free_pool.hpp"
#include "runtime/mem_pool.h"
#include "runtime/mem_tracker.h"
#include "runtime/string_value.h"
#include "udf/udf.h"
#include "udf/udf_internal.h"
namespace doris {
using TypeDesc = FunctionContext::TypeDesc;
template <typename... Ts>
TypeDesc create_function_type_desc(FunctionContext::Type type, Ts... sub_types) {
TypeDesc type_desc = {.type = type,
.len = (type == FunctionContext::TYPE_ARRAY) ? OLAP_ARRAY_MAX_BYTES : 0};
if constexpr (sizeof...(sub_types)) {
type_desc.children.push_back(create_function_type_desc(sub_types...));
}
return type_desc;
}
ColumnPB create_column_pb(const TypeDesc& function_type_desc) {
ColumnPB column_pb;
column_pb.set_length(function_type_desc.len);
switch (function_type_desc.type) {
case FunctionContext::TYPE_ARRAY:
column_pb.set_type("ARRAY");
break;
case FunctionContext::TYPE_INT:
column_pb.set_type("INT");
break;
case FunctionContext::TYPE_VARCHAR:
column_pb.set_type("VARCHAR");
break;
default:
break;
}
for (auto child_type_desc : function_type_desc.children) {
auto sub_column_pb = create_column_pb(child_type_desc);
column_pb.add_children_columns()->Swap(&sub_column_pb);
}
return column_pb;
}
std::shared_ptr<const TypeInfo> get_type_info(const TypeDesc& function_type_desc) {
auto column_pb = create_column_pb(function_type_desc);
TabletColumn tablet_column;
tablet_column.init_from_pb(column_pb);
return get_type_info(&tablet_column);
}
void test_array_parser(const TypeDesc& function_type_desc, const std::string& json,
const CollectionValue& expect) {
MemTracker tracker(1024 * 1024, "ArrayParserTest");
MemPool mem_pool(&tracker);
std::unique_ptr<FunctionContext> function_context(new FunctionContext());
function_context->impl()->_return_type = function_type_desc;
function_context->impl()->_pool = new FreePool(&mem_pool);
CollectionVal collection_val;
auto status =
ArrayParser::parse(collection_val, function_context.get(), StringVal(json.c_str()));
EXPECT_TRUE(status.ok());
auto actual = CollectionValue::from_collection_val(collection_val);
EXPECT_TRUE(get_type_info(function_type_desc)->equal(&expect, &actual));
}
TEST(ArrayParserTest, TestParseIntArray) {
auto function_type_desc =
create_function_type_desc(FunctionContext::TYPE_ARRAY, FunctionContext::TYPE_INT);
test_array_parser(function_type_desc, "[]", CollectionValue(0));
int num_items = 3;
std::unique_ptr<int32_t[]> data(new int32_t[num_items] {1, 2, 3});
CollectionValue value(data.get(), num_items, false, nullptr);
test_array_parser(function_type_desc, "[1, 2, 3]", value);
std::unique_ptr<bool[]> null_signs(new bool[num_items] {false, true, false});
value.set_has_null(true);
value.set_null_signs(null_signs.get());
test_array_parser(function_type_desc, "[1, null, 3]", value);
}
TEST(ArrayParserTest, TestParseVarcharArray) {
auto function_type_desc =
create_function_type_desc(FunctionContext::TYPE_ARRAY, FunctionContext::TYPE_VARCHAR);
test_array_parser(function_type_desc, "[]", CollectionValue(0));
int num_items = 3;
std::unique_ptr<char[]> data(new char[num_items] {'a', 'b', 'c'});
std::unique_ptr<StringValue[]> string_values(new StringValue[num_items] {
{&data[0], 1},
{&data[1], 1},
{&data[2], 1},
});
CollectionValue value(string_values.get(), num_items, false, nullptr);
test_array_parser(function_type_desc, "[\"a\", \"b\", \"c\"]", value);
std::unique_ptr<bool[]> null_signs(new bool[num_items] {false, true, false});
value.set_has_null(true);
value.set_null_signs(null_signs.get());
test_array_parser(function_type_desc, "[\"a\", null, \"c\"]", value);
}
} // namespace doris
int main(int argc, char** argv) {
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}