GCC Code Coverage Report

Directory: ./
File: TestArray.cpp
Date: 2026-03-21 20:51:59
Exec Total Coverage
Lines: 66 66 100.0%
Functions: 12 12 100.0%
Branches: 113 334 33.8%
Line Branch Exec Source
1 #include "Array.hpp"
2 #include "Verbose.hpp"
3 #include <gmock/gmock.h>
4
5 using namespace testing;
6 using namespace testing::internal;
7
8 namespace { // anonymous namespace for definitions that are local to this file
9 class TestableArray : public Verbose<Array> {
10 public:
11 using Verbose<Array>::Verbose;
12 using Verbose<Array>::data_;
13 using Verbose<Array>::size_;
14 };
15 } // anonymous namespace
16
17 8 TEST(Array, DefaultConstructor) {
18
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 6 auto a = TestableArray{"a"}; // constructor
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 2 EXPECT_EQ(0, a.size());
20 4 }
21
22 8 TEST(Array, MoveConstructor) {
23 2 constexpr auto size = gsl::index{3};
24
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 6 auto a0 = TestableArray{"a0", size}; // constructor
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 8 for (auto i = gsl::index{0}; i < size; i++) {
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 6 a0[i] = gsl::narrow_cast<double>(2 * i); // even
27 }
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 2 CaptureStdout();
30 4 auto a1 = std::move(a0); // move constructor
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 2 auto actual = GetCapturedStdout();
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 2 EXPECT_THAT(actual, HasSubstr("move constructor"));
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 2 EXPECT_THAT(actual, Not(HasSubstr("copy")));
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 2 EXPECT_THAT(actual, Not(HasSubstr("assignment")));
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 2 std::cout << std::endl << actual << std::endl;
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38 2 const auto& const0 = a0;
39 2 const auto& const1 = a1;
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 2 EXPECT_EQ(0, const0.size_);
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 2 EXPECT_EQ(nullptr, const0.data_);
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 2 EXPECT_EQ(size, const1.size());
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 8 for (auto i = gsl::index{0}; i < size; i++) {
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 6 EXPECT_EQ(const1[i], 2 * i); // even
45 }
46 4 }
47
48 8 TEST(Array, CopyAssignment) {
49 2 constexpr auto size = gsl::index{3};
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 6 auto a0 = TestableArray{"a0", size}; // constructor
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 6 auto a1 = TestableArray{"a1", size}; // constructor
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 8 for (auto i = gsl::index{0}; i < size; i++) {
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 6 a0[i] = gsl::narrow_cast<double>(2 * i); // even
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 6 a1[i] = gsl::narrow_cast<double>(2 * i + 1); // odd
55 }
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 2 CaptureStdout();
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 2 a0 = a1; // copy assignment
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 2 auto actual = GetCapturedStdout();
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 2 EXPECT_THAT(actual, HasSubstr("copy assignment"));
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 2 EXPECT_THAT(actual, Not(HasSubstr("move")));
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 2 EXPECT_THAT(actual, Not(HasSubstr("constructor")));
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 2 std::cout << std::endl << actual << std::endl;
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66 2 const auto& const0 = a0;
67 2 const auto& const1 = a1;
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 2 EXPECT_NE(const0.data_, const1.data_); // pointers should differ
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 2 EXPECT_EQ(const0.size(), const1.size());
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 8 for (auto i = gsl::index{0}; i < size; i++) {
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 6 EXPECT_EQ(const0[i], const1[i]);
72 }
73 4 }
74
75 8 TEST(Array, MoveAssignment) {
76 2 constexpr auto size = gsl::index{3};
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 6 auto a0 = TestableArray{"a0", size}; // constructor
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 6 auto a1 = TestableArray{"a1", size}; // constructor
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 8 for (auto i = gsl::index{0}; i < size; i++) {
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 6 a0[i] = gsl::narrow_cast<double>(2 * i); // even
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 6 a1[i] = gsl::narrow_cast<double>(2 * i + 1); // odd
82 }
83
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 2 CaptureStdout();
85 2 a0 = std::move(a1); // move assignment
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 2 auto actual = GetCapturedStdout();
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 2 EXPECT_THAT(actual, HasSubstr("move assignment"));
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 2 EXPECT_THAT(actual, Not(HasSubstr("copy")));
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 2 EXPECT_THAT(actual, Not(HasSubstr("constructor")));
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 2 std::cout << std::endl << actual << std::endl;
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93 2 const auto& const0 = a0;
94 2 const auto& const1 = a1;
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 8 for (auto i = gsl::index{0}; i < size; i++) {
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 6 EXPECT_EQ(const0[i], 2 * i + 1); // odd
97 }
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 2 EXPECT_EQ(0, const1.size_);
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 2 EXPECT_EQ(nullptr, const1.data_);
100 4 }
101