42-libft-test/srcs/strlcpy.cpp at master · Kjur0/42-libft-test · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
/* ************************************************************************** */
/*                                                                            */
/*                                                        :::      ::::::::   */
/*   strlcpy.cpp                                        :+:      :+:    :+:   */
/*                                                    +:+ +:+         +:+     */
/*   By: kjurkows <kjurkows@student.42warsaw.pl>    +#+  +:+       +#+        */
/*                                                +#+#+#+#+#+   +#+           */
/*   Created: 2026/06/18 16:41:21 by kjurkows          #+#    #+#             */
/*   Updated: 2026/06/25 17:52:02 by kjurkows         ###   ########.fr       */
/*                                                                            */
/* ************************************************************************** */

#include "_main.hpp"
#include <bsd/string.h>

TEST(strlcpy, basic)
{
	char		c[20];
	char		ft[20];
	const char	*src = "Hello, World!";
	int			n = 20;

	size_t		c_result = strlcpy(c, src, n);
	size_t		ft_result = ft_strlcpy(ft, src, n);

	EXPECT_EQ(c_result, ft_result);
	EXPECT_STREQ(c, ft);
}

TEST(strlcpy, zero_size)
{
	char		c[20] = "t";
	char		ft[20] = "t";
	const char	*src = "Hello, World!";
	int			n = 0;

	size_t		c_result = strlcpy(c, src, n);
	size_t		ft_result = ft_strlcpy(ft, src, n);

	EXPECT_EQ(c_result, ft_result);
	EXPECT_STREQ(c, ft);
}

TEST(strlcpy, smaller_size)
{
	char		c[20];
	char		ft[20];
	const char	*src = "Hello, World!";
	int			n = 5;

	size_t		c_result = strlcpy(c, src, n);
	size_t		ft_result = ft_strlcpy(ft, src, n);

	EXPECT_EQ(c_result, ft_result);
	EXPECT_STREQ(c, ft);
}

TEST(strlcpy, empty_string)
{
	char		c[20];
	char		ft[20];
	const char	*src = "";
	int			n = 20;

	size_t		c_result = strlcpy(c, src, n);
	size_t		ft_result = ft_strlcpy(ft, src, n);

	EXPECT_EQ(c_result, ft_result);
	EXPECT_STREQ(c, ft);
}

TEST(strlcpy, exact_size)
{
	char		c[20];
	char		ft[20];
	const char	*src = "Hello, World!";
	int			n = 14;

	size_t		c_result = strlcpy(c, src, n);
	size_t		ft_result = ft_strlcpy(ft, src, n);

	EXPECT_EQ(c_result, ft_result);
	EXPECT_STREQ(c, ft);
}

TEST(strlcpyDeathTest, nullptr_dst)
{
	EXPECT_EXIT({
		const char	*src = "Hello, World!";
		char		*dst = nullptr;
		const int	n = 20;

		ft_strlcpy(dst, src, n);

		exit(0);
	}, ::testing::ExitedWithCode(0), "");
}

TEST(strlcpyDeathTest, nullptr_src)
{
	EXPECT_EXIT({
		const char	*src = nullptr;
		char		dst[20];
		const int	n = 20;

		ft_strlcpy(dst, src, n);

		exit(0);
	}, ::testing::ExitedWithCode(0), "");
}