mindspore/tests/ut/cpp/dataset/treap_test.cc

65 lines
1.5 KiB
C++

/**
* Copyright 2019 Huawei Technologies Co., Ltd
*
* Licensed 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 "dataset/util/treap.h"
#include "common/common.h"
#include "gtest/gtest.h"
#include "dataset/util/de_error.h"
#include "utils/log_adapter.h"
using namespace mindspore::dataset;
class MindDataTestTreap : public UT::Common {
public:
MindDataTestTreap() {}
};
TEST_F(MindDataTestTreap, TestALLFunction) {
Treap<uint64_t, uint64_t> tree;
srand(time(NULL));
for (uint64_t i = 0; i < 1000; i++) {
uint64_t sz = rand() % 500;
tree.Insert(i, sz);
}
EXPECT_EQ(tree.size(), 1000);
int n = 0;
uint64_t key = 0;
for (auto it : tree) {
if (n > 0) {
EXPECT_GT(it.key, key);
}
key = it.key;
n++;
}
EXPECT_EQ(n, 1000);
uint64_t prev = 0;
n = 0;
while (!tree.empty()) {
auto p = tree.Top();
EXPECT_TRUE(p.second);
uint64_t v = p.first.priority;
if (n > 0) {
EXPECT_GE(prev, v);
}
prev = v;
n++;
tree.Pop();
}
}