From 851b6a097165af4d51c0db01b5e05256e5006896 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sun, 7 Apr 2024 11:00:48 +0200 Subject: Adding upstream version 2.6.1. Signed-off-by: Daniel Baumann --- test/libapt/srvrecs_test.cc | 85 +++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 85 insertions(+) create mode 100644 test/libapt/srvrecs_test.cc (limited to 'test/libapt/srvrecs_test.cc') diff --git a/test/libapt/srvrecs_test.cc b/test/libapt/srvrecs_test.cc new file mode 100644 index 0000000..f042579 --- /dev/null +++ b/test/libapt/srvrecs_test.cc @@ -0,0 +1,85 @@ +#include + +#include +#include + +#include +#include +#include + +#include + +TEST(SrvRecTest, PopFromSrvRecs) +{ + std::vector Meep; + Meep.emplace_back("foo", 20, 0, 80); + Meep.emplace_back("bar", 20, 0, 80); + Meep.emplace_back("baz", 30, 0, 80); + + EXPECT_EQ(Meep.size(), 3u); + SrvRec const result = PopFromSrvRecs(Meep); + // ensure that pop removed one element + EXPECT_EQ(Meep.size(), 2u); + EXPECT_NE(result.target, "baz"); + + SrvRec const result2 = PopFromSrvRecs(Meep); + EXPECT_NE(result.target, result2.target); + EXPECT_NE(result2.target, "baz"); + EXPECT_EQ(Meep.size(), 1u); + + SrvRec const result3 = PopFromSrvRecs(Meep); + EXPECT_EQ(result3.target, "baz"); + EXPECT_TRUE(Meep.empty()); +} + +TEST(SrvRecTest,Randomness) +{ + constexpr unsigned int testLength = 100; + std::vector base1; + std::vector base2; + std::vector base3; + for (unsigned int i = 0; i < testLength; ++i) + { + std::string name; + strprintf(name, "foo%d", i); + base1.emplace_back(name, 20, 0, 80); + base2.emplace_back(name, 20, 0, 80); + base3.emplace_back(name, 30, 0, 80); + } + EXPECT_EQ(testLength, base1.size()); + EXPECT_EQ(testLength, base2.size()); + EXPECT_EQ(testLength, base3.size()); + std::move(base3.begin(), base3.end(), std::back_inserter(base2)); + EXPECT_EQ(testLength*2, base2.size()); + + std::vector first_pull; + auto const startingClock = clock(); + for (unsigned int i = 0; i < testLength; ++i) + first_pull.push_back(PopFromSrvRecs(base1)); + EXPECT_TRUE(base1.empty()); + EXPECT_FALSE(first_pull.empty()); + EXPECT_EQ(testLength, first_pull.size()); + + // busy-wait for a cpu-clock change as we use it as "random" value + if (startingClock != -1) + for (int i = 0; i < 100000; ++i) + if (startingClock != clock()) + break; + + std::vector second_pull; + for (unsigned int i = 0; i < testLength; ++i) + second_pull.push_back(PopFromSrvRecs(base2)); + EXPECT_FALSE(base2.empty()); + EXPECT_FALSE(second_pull.empty()); + EXPECT_EQ(testLength, second_pull.size()); + + EXPECT_EQ(first_pull.size(), second_pull.size()); + EXPECT_TRUE(std::all_of(first_pull.begin(), first_pull.end(), [](SrvRec const &R) { return R.priority == 20; })); + EXPECT_TRUE(std::all_of(second_pull.begin(), second_pull.end(), [](SrvRec const &R) { return R.priority == 20; })); + if (startingClock != -1 && startingClock != clock()) + { + EXPECT_FALSE(std::equal(first_pull.begin(), first_pull.end(), second_pull.begin())); + } + + EXPECT_TRUE(std::all_of(base2.begin(), base2.end(), [](SrvRec const &R) { return R.priority == 30; })); +} -- cgit v1.2.3