1 // SPDX-License-Identifier: GPL-2.0+
2 /*
3  * Simple unit test library
4  *
5  * Copyright (c) 2013 Google, Inc
6  */
7 
8 #include <common.h>
9 #include <console.h>
10 #include <malloc.h>
11 #ifdef CONFIG_SANDBOX
12 #include <asm/state.h>
13 #endif
14 #include <asm/global_data.h>
15 #include <test/test.h>
16 #include <test/ut.h>
17 
18 DECLARE_GLOBAL_DATA_PTR;
19 
ut_fail(struct unit_test_state * uts,const char * fname,int line,const char * func,const char * cond)20 void ut_fail(struct unit_test_state *uts, const char *fname, int line,
21 	     const char *func, const char *cond)
22 {
23 	gd->flags &= ~(GD_FLG_SILENT | GD_FLG_RECORD);
24 	printf("%s:%d, %s(): %s\n", fname, line, func, cond);
25 	uts->fail_count++;
26 }
27 
ut_failf(struct unit_test_state * uts,const char * fname,int line,const char * func,const char * cond,const char * fmt,...)28 void ut_failf(struct unit_test_state *uts, const char *fname, int line,
29 	      const char *func, const char *cond, const char *fmt, ...)
30 {
31 	va_list args;
32 
33 	gd->flags &= ~(GD_FLG_SILENT | GD_FLG_RECORD);
34 	printf("%s:%d, %s(): %s: ", fname, line, func, cond);
35 	va_start(args, fmt);
36 	vprintf(fmt, args);
37 	va_end(args);
38 	putc('\n');
39 	uts->fail_count++;
40 }
41 
ut_check_free(void)42 ulong ut_check_free(void)
43 {
44 	struct mallinfo info = mallinfo();
45 
46 	return info.uordblks;
47 }
48 
ut_check_delta(ulong last)49 long ut_check_delta(ulong last)
50 {
51 	return ut_check_free() - last;
52 }
53 
ut_check_console_line(struct unit_test_state * uts,const char * fmt,...)54 int ut_check_console_line(struct unit_test_state *uts, const char *fmt, ...)
55 {
56 	va_list args;
57 
58 	va_start(args, fmt);
59 	vsnprintf(uts->expect_str, sizeof(uts->expect_str), fmt, args);
60 	va_end(args);
61 	console_record_readline(uts->actual_str, sizeof(uts->actual_str));
62 
63 	return strcmp(uts->expect_str, uts->actual_str);
64 }
65 
ut_check_console_linen(struct unit_test_state * uts,const char * fmt,...)66 int ut_check_console_linen(struct unit_test_state *uts, const char *fmt, ...)
67 {
68 	va_list args;
69 
70 	va_start(args, fmt);
71 	vsnprintf(uts->expect_str, sizeof(uts->expect_str), fmt, args);
72 	va_end(args);
73 	console_record_readline(uts->actual_str, sizeof(uts->actual_str));
74 
75 	return strncmp(uts->expect_str, uts->actual_str,
76 		       strlen(uts->expect_str));
77 }
78 
ut_check_skipline(struct unit_test_state * uts)79 int ut_check_skipline(struct unit_test_state *uts)
80 {
81 	if (!console_record_avail())
82 		return -ENFILE;
83 	console_record_readline(uts->actual_str, sizeof(uts->actual_str));
84 
85 	return 0;
86 }
87 
ut_check_console_end(struct unit_test_state * uts)88 int ut_check_console_end(struct unit_test_state *uts)
89 {
90 	if (!console_record_avail())
91 		return 0;
92 
93 	console_record_readline(uts->actual_str, sizeof(uts->actual_str));
94 
95 	return 1;
96 }
97 
ut_check_console_dump(struct unit_test_state * uts,int total_bytes)98 int ut_check_console_dump(struct unit_test_state *uts, int total_bytes)
99 {
100 	char *str = uts->actual_str;
101 	int upto;
102 
103 	/* Handle empty dump */
104 	if (!total_bytes)
105 		return 0;
106 
107 	for (upto = 0; upto < total_bytes;) {
108 		int len;
109 		int bytes;
110 
111 		len = console_record_readline(str, sizeof(uts->actual_str));
112 		if (str[8] != ':' || str[9] != ' ')
113 			return 1;
114 
115 		bytes = len - 8 - 2 - 3 * 16 - 4;
116 		upto += bytes;
117 	}
118 
119 	return upto == total_bytes ? 0 : 1;
120 }
121 
ut_silence_console(struct unit_test_state * uts)122 void ut_silence_console(struct unit_test_state *uts)
123 {
124 #ifdef CONFIG_SANDBOX
125 	struct sandbox_state *state = state_get_current();
126 
127 	if (!state->show_test_output)
128 		gd->flags |= GD_FLG_SILENT;
129 #endif
130 }
131 
ut_unsilence_console(struct unit_test_state * uts)132 void ut_unsilence_console(struct unit_test_state *uts)
133 {
134 	gd->flags &= ~(GD_FLG_SILENT | GD_FLG_RECORD);
135 }
136 
ut_set_skip_delays(struct unit_test_state * uts,bool skip_delays)137 void ut_set_skip_delays(struct unit_test_state *uts, bool skip_delays)
138 {
139 #ifdef CONFIG_SANDBOX
140 	state_set_skip_delays(skip_delays);
141 #endif
142 }
143