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v1.4.4

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Aria 2025-03-21 22:23:30 +11:00
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source/test/small_vector_test.cpp Normal file
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#include "StarSmallVector.hpp"
#include "gtest/gtest.h"
using namespace Star;
TEST(SmallVectorTest, InsertErase) {
typedef SmallVector<int, 2> SV;
SV a = {1, 2, 3, 4};
EXPECT_EQ(a.size(), 4u);
EXPECT_EQ(a, SV({1, 2, 3, 4}));
EXPECT_NE(a, SV({1, 2, 3}));
a.insert(a.begin(), 0);
a.insert(a.begin(), -1);
EXPECT_EQ(a, SV({-1, 0, 1, 2, 3, 4}));
a.insert(a.begin(), {-3, -2});
EXPECT_EQ(a, SV({-3, -2, -1, 0, 1, 2, 3, 4}));
a.erase(a.begin() + 1);
EXPECT_EQ(a, SV({-3, -1, 0, 1, 2, 3, 4}));
a.erase(a.begin(), a.begin() + 3);
EXPECT_EQ(a, SV({1, 2, 3, 4}));
a.insert(a.end(), {5, 6, 7, 8});
EXPECT_EQ(a, SV({1, 2, 3, 4, 5, 6, 7, 8}));
a.erase(a.begin() + 2, a.end() - 2);
EXPECT_EQ(a, SV({1, 2, 7, 8}));
a.insert(a.begin() + 2, 6);
a.insert(a.begin() + 2, 5);
a.insert(a.begin() + 2, 4);
a.insert(a.begin() + 2, 3);
EXPECT_EQ(a, SV({1, 2, 3, 4, 5, 6, 7, 8}));
SV b(a.begin(), a.end());
EXPECT_EQ(b, SV({1, 2, 3, 4, 5, 6, 7, 8}));
}
TEST(SmallVectorTest, Comparators) {
typedef SmallVector<int, 3> SV;
EXPECT_TRUE(SV({1, 2, 3, 4}) < SV({1, 2, 3, 5}));
EXPECT_FALSE(SV({1, 2, 3, 4}) < SV({1, 2, 3, 4}));
EXPECT_FALSE(SV({1, 2, 3, 4}) < SV({1, 2, 3, 3}));
EXPECT_TRUE(SV({1, 2, 3}) < SV({1, 2, 3, 4}));
EXPECT_FALSE(SV({1, 2, 3, 4, 5}) < SV({1, 2, 3, 4}));
}
TEST(SmallVectorTest, Destructors) {
auto i = make_shared<int>(0);
SmallVector<shared_ptr<int>, 1> v;
v.push_back(i);
v.push_back(i);
v.push_back(i);
EXPECT_EQ(i.use_count(), 4);
v.pop_back();
EXPECT_EQ(i.use_count(), 3);
v.pop_back();
EXPECT_EQ(i.use_count(), 2);
v.clear();
EXPECT_EQ(i.use_count(), 1);
}