85 lines
2.7 KiB
C++
85 lines
2.7 KiB
C++
#include <config.h>
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#include <apt-pkg/srvrec.h>
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#include <apt-pkg/strutl.h>
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#include <algorithm>
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#include <iostream>
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#include <string>
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#include "common.h"
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TEST(SrvRecTest, PopFromSrvRecs)
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{
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std::vector<SrvRec> Meep;
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Meep.emplace_back("foo", 20, 0, 80);
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Meep.emplace_back("bar", 20, 0, 80);
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Meep.emplace_back("baz", 30, 0, 80);
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EXPECT_EQ(Meep.size(), 3u);
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SrvRec const result = PopFromSrvRecs(Meep);
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// ensure that pop removed one element
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EXPECT_EQ(Meep.size(), 2u);
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EXPECT_NE(result.target, "baz");
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SrvRec const result2 = PopFromSrvRecs(Meep);
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EXPECT_NE(result.target, result2.target);
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EXPECT_NE(result2.target, "baz");
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EXPECT_EQ(Meep.size(), 1u);
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SrvRec const result3 = PopFromSrvRecs(Meep);
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EXPECT_EQ(result3.target, "baz");
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EXPECT_TRUE(Meep.empty());
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}
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TEST(SrvRecTest,Randomness)
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{
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constexpr unsigned int testLength = 100;
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std::vector<SrvRec> base1;
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std::vector<SrvRec> base2;
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std::vector<SrvRec> base3;
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for (unsigned int i = 0; i < testLength; ++i)
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{
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std::string name;
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strprintf(name, "foo%d", i);
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base1.emplace_back(name, 20, 0, 80);
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base2.emplace_back(name, 20, 0, 80);
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base3.emplace_back(name, 30, 0, 80);
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}
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EXPECT_EQ(testLength, base1.size());
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EXPECT_EQ(testLength, base2.size());
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EXPECT_EQ(testLength, base3.size());
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std::move(base3.begin(), base3.end(), std::back_inserter(base2));
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EXPECT_EQ(testLength*2, base2.size());
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std::vector<SrvRec> first_pull;
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auto const startingClock = clock();
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for (unsigned int i = 0; i < testLength; ++i)
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first_pull.push_back(PopFromSrvRecs(base1));
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EXPECT_TRUE(base1.empty());
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EXPECT_FALSE(first_pull.empty());
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EXPECT_EQ(testLength, first_pull.size());
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// busy-wait for a cpu-clock change as we use it as "random" value
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if (startingClock != -1)
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for (int i = 0; i < 100000; ++i)
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if (startingClock != clock())
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break;
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std::vector<SrvRec> second_pull;
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for (unsigned int i = 0; i < testLength; ++i)
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second_pull.push_back(PopFromSrvRecs(base2));
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EXPECT_FALSE(base2.empty());
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EXPECT_FALSE(second_pull.empty());
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EXPECT_EQ(testLength, second_pull.size());
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EXPECT_EQ(first_pull.size(), second_pull.size());
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EXPECT_TRUE(std::all_of(first_pull.begin(), first_pull.end(), [](SrvRec const &R) { return R.priority == 20; }));
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EXPECT_TRUE(std::all_of(second_pull.begin(), second_pull.end(), [](SrvRec const &R) { return R.priority == 20; }));
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if (startingClock != -1 && startingClock != clock())
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{
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EXPECT_FALSE(std::equal(first_pull.begin(), first_pull.end(), second_pull.begin()));
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}
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EXPECT_TRUE(std::all_of(base2.begin(), base2.end(), [](SrvRec const &R) { return R.priority == 30; }));
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}
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