KleidiAI Coverage Report

Directory: ./
Coverage: low: ≥ 0% medium: ≥ 75.0% high: ≥ 90.0%
Coverage Exec / Excl / Total
Lines: 97.0% 64 / 2 / 68
Functions: 84.0% 21 / 0 / 25
Branches: 28.5% 57 / 8 / 208
test/nextgen/tests/poly_test.cpp
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1 //
2 // SPDX-FileCopyrightText: Copyright 2026 Arm Limited and/or its affiliates <open-source-office@arm.com>
3 //
4 // SPDX-License-Identifier: Apache-2.0
5 //
6
7 #include "test/nextgen/common/poly.hpp"
8
9 #include <gtest/gtest.h>
10
11 #include "kai/kai_common.h"
12 #include "test/nextgen/common/test_registry.hpp"
13
14 namespace kai::test {
15 namespace {
16
17 enum class PolyTestId { BASE, A, B };
18 inline constexpr size_t pad_size = 8;
19
20 class PolyTestBase {
21 public:
22 4 virtual ~PolyTestBase() = default;
23 ✗ virtual PolyTestId id() const {
24 ✗ return PolyTestId::BASE;
25 }
26 virtual void assign_all() = 0;
27 virtual bool verify_match() const = 0;
28 };
29
30 class PolyTestDeriveA : public PolyTestBase {
31 public:
32 static inline int constructed = 0;
33 static inline int destroyed = 0;
34 2 std::array<uint8_t, pad_size> padding{};
35 int m_key;
36
37 5 PolyTestDeriveA(int key) : m_key{key} {
38 2 constructed++;
39 3 }
40
41 4 PolyTestId id() const override {
42 4 return PolyTestId::A;
43 }
44
45 2 void assign_all() override {
46 2 std::fill(std::begin(padding), std::end(padding), 0x01);
47 2 }
48 2 bool verify_match() const override {
49 2 return std::all_of(
50 2 std::begin(padding), //
51 2 std::end(padding), //
52 16 [](uint8_t v) { return v == 0x01; });
53 }
54
55 3 ~PolyTestDeriveA() override {
56 2 destroyed++;
57 3 }
58 };
59
60 class PolyTestDeriveB final : public PolyTestBase {
61 public:
62 static inline int constructed = 0;
63 static inline int destroyed = 0;
64 2 std::array<uint8_t, pad_size * 2> padding{};
65 int m_key;
66
67 5 PolyTestDeriveB(int key) : m_key{key} {
68 2 constructed++;
69 3 }
70
71 4 PolyTestId id() const override {
72 4 return PolyTestId::B;
73 }
74
75 2 void assign_all() override {
76 2 std::fill(std::begin(padding), std::end(padding), 0x02);
77 2 }
78 2 bool verify_match() const override {
79 2 return std::all_of(
80 2 std::begin(padding), //
81 2 std::end(padding), //
82 32 [](uint8_t v) { return v == 0x02; });
83 }
84
85 3 ~PolyTestDeriveB() override {
86 2 destroyed++;
87 3 }
88 };
89
90 class PolyFixture : public ::testing::Test {
91 public:
92 2 PolyFixture() = default;
93 };
94
95 class PolyDestructorTest : public PolyFixture {
96 public:
97 2 void TestBody() override {
98 2 PolyTestDeriveA::destroyed = 0;
99 2 PolyTestDeriveB::destroyed = 0;
100 2 const int key_a = 12;
101 2 const int key_b = 21;
102
103 // Scope lifetime objects under test
104 {
105
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 2 Poly<PolyTestBase> a = kai::test::make_poly<PolyTestDeriveA>(key_a);
106
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 2 Poly<PolyTestBase> b = kai::test::make_poly<PolyTestDeriveB>(key_b);
107
108 // Cast check
109
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 2 auto& ref_a = dynamic_cast<PolyTestDeriveA&>(*a);
110
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 2 auto& ref_b = dynamic_cast<PolyTestDeriveB&>(*b);
111
112 // Check derived type using different accessors
113
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 2 ASSERT_EQ(a->id(), PolyTestId::A);
114
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 2 ASSERT_EQ(b->id(), PolyTestId::B);
115
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 2 ASSERT_EQ(ref_a.id(), PolyTestId::A);
116
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 2 ASSERT_EQ(ref_b.id(), PolyTestId::B);
117
118 // Check assigned key values
119
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 2 ASSERT_EQ(ref_a.m_key, key_a);
120
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 2 ASSERT_EQ(ref_b.m_key, key_b);
121
122 // Assign values to different sized derived types
123
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 2 a->assign_all();
124
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 2 b->assign_all();
125
126 // Check different sized derived types populated correctly
127 − KAI_ASSERT(ref_a.verify_match());
128 − KAI_ASSERT(ref_b.verify_match());
129 2 }
130
131 // Out of scope
132 // Check constructor calls
133
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 2 ASSERT_EQ(PolyTestDeriveA::constructed, 1);
134
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 2 ASSERT_EQ(PolyTestDeriveB::constructed, 1);
135
136 // Check destructor calls
137
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 2 ASSERT_EQ(PolyTestDeriveA::destroyed, 1);
138
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 2 ASSERT_EQ(PolyTestDeriveB::destroyed, 1);
139 2 }
140 };
141
142
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 6 const auto poly_tests_setup = TestRegistry::register_setup([]() {
143 3 const char* test_suite_name = "Poly";
144
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 3 const std::string test_name = "Poly_test";
145
146
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 5 KAI_REGISTER_TEST(PolyFixture, PolyDestructorTest, test_suite_name, test_name.c_str());
147 3 });
148
149 } // namespace
150 } // namespace kai::test
151