Repository navigation
Expand file tree
/
Copy pathscreenshot.c
More file actions
136 lines (118 loc) · 3.78 KB
/
Copy pathscreenshot.c
File metadata and controls
136 lines (118 loc) · 3.78 KB
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
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
/* See LICENSE.txt for the full license governing this code. */
/**
* \file screenshot.c
*
* Source file for the screenshot API.
*/
#include "SDL_visualtest_mischelper.h"
#include <SDL_test.h>
int
SDLVisualTest_VerifyScreenshots(char* args, char* test_dir, char* verify_dir)
{
int i, verify_len, return_code, test_len;
char hash[33];
char* verify_path; /* path to the bmp file used for verification */
char* test_path; /* path to the bmp file to be verified */
SDL_RWops* rw;
SDL_Surface* verifybmp;
return_code = 1;
if(!args)
{
SDLTest_LogError("args argument cannot be NULL");
return_code = -1;
goto verifyscreenshots_cleanup_generic;
}
if(!test_dir)
{
SDLTest_LogError("test_dir argument cannot be NULL");
return_code = -1;
goto verifyscreenshots_cleanup_generic;
}
if(!verify_dir)
{
SDLTest_LogError("verify_dir argument cannot be NULL");
return_code = -1;
goto verifyscreenshots_cleanup_generic;
}
/* generate the MD5 hash */
SDLVisualTest_HashString(args, hash);
/* find the verification image */
/* path_len + hash_len + some number of extra characters */
verify_len = SDL_strlen(verify_dir) + 32 + 10;
verify_path = (char*)SDL_malloc(verify_len * sizeof(char));
if(!verify_path)
{
SDLTest_LogError("SDL_malloc() failed");
return_code = -1;
goto verifyscreenshots_cleanup_generic;
}
SDL_snprintf(verify_path, verify_len - 1,
"%s/%s.bmp", verify_dir, hash);
rw = SDL_RWFromFile(verify_path, "rb");
if(!rw)
{
SDLTest_Log("Verification image does not exist."
" Please manually verify that the SUT is working correctly.");
return_code = 2;
goto verifyscreenshots_cleanup_verifypath;
}
/* load the verification image */
verifybmp = SDL_LoadBMP_RW(rw, 1);
if(!verifybmp)
{
SDLTest_LogError("SDL_LoadBMP_RW() failed");
return_code = -1;
goto verifyscreenshots_cleanup_verifypath;
}
/* load the test images and compare with the verification image */
/* path_len + hash_len + some number of extra characters */
test_len = SDL_strlen(test_dir) + 32 + 10;
test_path = (char*)SDL_malloc(test_len * sizeof(char));
if(!test_path)
{
SDLTest_LogError("SDL_malloc() failed");
return_code = -1;
goto verifyscreenshots_cleanup_verifybmp;
}
for(i = 1; ; i++)
{
SDL_RWops* testrw;
SDL_Surface* testbmp;
if(i == 1)
SDL_snprintf(test_path, test_len - 1, "%s/%s.bmp", test_dir, hash);
else
SDL_snprintf(test_path, test_len - 1, "%s/%s_%d.bmp", test_dir, hash, i);
testrw = SDL_RWFromFile(test_path, "rb");
/* we keep going until we've iterated through the screenshots each
SUT window */
if(!testrw)
break;
/* load the test screenshot */
testbmp = SDL_LoadBMP_RW(testrw, 1);
if(!testbmp)
{
SDLTest_LogError("SDL_LoadBMP_RW() failed");
return_code = -1;
goto verifyscreenshots_cleanup_verifybmp;
}
/* compare with the verification image */
if(SDLTest_CompareSurfaces(testbmp, verifybmp, 0) != 0)
{
return_code = 0;
SDL_FreeSurface(testbmp);
goto verifyscreenshots_cleanup_verifybmp;
}
SDL_FreeSurface(testbmp);
}
if(i == 1)
{
SDLTest_LogError("No verification images found");
return_code = -1;
}
verifyscreenshots_cleanup_verifybmp:
SDL_FreeSurface(verifybmp);
verifyscreenshots_cleanup_verifypath:
SDL_free(verify_path);
verifyscreenshots_cleanup_generic:
return return_code;
}