16a394da0e
Currently, there are some useless includes in the codebase. We can use a tool named include-what-you-use to optimize these includes. By using a strict include-what-you-use policy, we can get lots of benefits from it.
86 lines
2.9 KiB
C++
86 lines
2.9 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 <gtest/gtest-message.h>
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#include <gtest/gtest-test-part.h>
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#include <string>
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#include "gtest/gtest_pred_impl.h"
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#include "vec/common/string_ref.h"
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using std::string;
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namespace doris {
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StringRef FromStdString(const string& str) {
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char* ptr = const_cast<char*>(str.c_str());
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int len = str.size();
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return StringRef(ptr, len);
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}
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TEST(StringRefTest, TestCompare) {
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std::string empty_str = "";
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std::string str1_str = "abc";
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std::string str2_str = "abcdef";
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std::string str3_str = "xyz";
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const int NUM_STRINGS = 4;
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// Must be in lexical order
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StringRef svs[NUM_STRINGS];
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svs[0] = FromStdString(empty_str);
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svs[1] = FromStdString(str1_str);
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svs[2] = FromStdString(str2_str);
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svs[3] = FromStdString(str3_str);
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for (int i = 0; i < NUM_STRINGS; ++i) {
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for (int j = 0; j < NUM_STRINGS; ++j) {
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if (i == j) {
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// Same string
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EXPECT_TRUE(svs[i].eq(svs[j]));
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EXPECT_FALSE(svs[i].ne(svs[j]));
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EXPECT_FALSE(svs[i].lt(svs[j]));
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EXPECT_FALSE(svs[i].gt(svs[j]));
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EXPECT_TRUE(svs[i].le(svs[j]));
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EXPECT_TRUE(svs[i].ge(svs[j]));
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EXPECT_TRUE(svs[i].compare(svs[j]) == 0);
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} else if (i < j) {
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// svs[i] < svs[j]
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EXPECT_FALSE(svs[i].eq(svs[j]));
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EXPECT_TRUE(svs[i].ne(svs[j]));
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EXPECT_TRUE(svs[i].lt(svs[j]));
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EXPECT_FALSE(svs[i].gt(svs[j]));
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EXPECT_TRUE(svs[i].le(svs[j]));
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EXPECT_FALSE(svs[i].gt(svs[j]));
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EXPECT_TRUE(svs[i].compare(svs[j]) < 0);
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} else {
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// svs[i] > svs[j]
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EXPECT_FALSE(svs[i].eq(svs[j]));
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EXPECT_TRUE(svs[i].ne(svs[j]));
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EXPECT_FALSE(svs[i].lt(svs[j]));
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EXPECT_TRUE(svs[i].gt(svs[j]));
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EXPECT_FALSE(svs[i].le(svs[j]));
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EXPECT_TRUE(svs[i].gt(svs[j]));
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EXPECT_TRUE(svs[i].compare(svs[j]) > 0);
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}
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}
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}
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}
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} // namespace doris
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