summaryrefslogtreecommitdiff
path: root/test/dm/test-main.c
blob: 38b7b1481a77dce92e55d5bc91dba433a9fba92c (plain)
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
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright (c) 2013 Google, Inc
 */

#include <common.h>
#include <command.h>
#include <console.h>
#include <dm.h>
#include <errno.h>
#include <log.h>
#include <malloc.h>
#include <asm/state.h>
#include <dm/test.h>
#include <dm/root.h>
#include <dm/uclass-internal.h>
#include <test/test.h>
#include <test/test.h>
#include <test/ut.h>

DECLARE_GLOBAL_DATA_PTR;

struct unit_test_state global_dm_test_state;
static struct dm_test_state _global_priv_dm_test_state;

/* Get ready for testing */
static int dm_test_init(struct unit_test_state *uts, bool of_live)
{
	struct dm_test_state *dms = uts->priv;

	memset(dms, '\0', sizeof(*dms));
	gd->dm_root = NULL;
	memset(dm_testdrv_op_count, '\0', sizeof(dm_testdrv_op_count));
	state_reset_for_test(state_get_current());

#ifdef CONFIG_OF_LIVE
	/* Determine whether to make the live tree available */
	gd->of_root = of_live ? uts->of_root : NULL;
#endif
	ut_assertok(dm_init(of_live));
	dms->root = dm_root();

	return 0;
}

/* Ensure all the test devices are probed */
static int do_autoprobe(struct unit_test_state *uts)
{
	struct udevice *dev;
	int ret;

	/* Scanning the uclass is enough to probe all the devices */
	for (ret = uclass_first_device(UCLASS_TEST, &dev);
	     dev;
	     ret = uclass_next_device(&dev))
		;

	return ret;
}

static int dm_test_destroy(struct unit_test_state *uts)
{
	int id;

	for (id = 0; id < UCLASS_COUNT; id++) {
		struct uclass *uc;

		/*
		 * If the uclass doesn't exist we don't want to create it. So
		 * check that here before we call uclass_find_device().
		 */
		uc = uclass_find(id);
		if (!uc)
			continue;
		ut_assertok(uclass_destroy(uc));
	}

	return 0;
}

static int dm_do_test(struct unit_test_state *uts, struct unit_test *test,
		      bool of_live)
{
	struct sandbox_state *state = state_get_current();
	const char *fname = strrchr(test->file, '/') + 1;

	printf("Test: %s: %s%s\n", test->name, fname,
	       !of_live ? " (flat tree)" : "");
	ut_assertok(dm_test_init(uts, of_live));

	uts->start = mallinfo();
	if (test->flags & UT_TESTF_SCAN_PDATA)
		ut_assertok(dm_scan_platdata(false));
	if (test->flags & UT_TESTF_PROBE_TEST)
		ut_assertok(do_autoprobe(uts));
	if (test->flags & UT_TESTF_SCAN_FDT)
		ut_assertok(dm_extended_scan_fdt(gd->fdt_blob, false));

	/*
	 * Silence the console and rely on console recording to get
	 * our output.
	 */
	console_record_reset_enable();
	if (!state->show_test_output)
		gd->flags |= GD_FLG_SILENT;
	test->func(uts);
	gd->flags &= ~(GD_FLG_SILENT | GD_FLG_RECORD);
	state_set_skip_delays(false);

	ut_assertok(dm_test_destroy(uts));

	return 0;
}

/**
 * dm_test_run_on_flattree() - Check if we should run a test with flat DT
 *
 * This skips long/slow tests where there is not much value in running a flat
 * DT test in addition to a live DT test.
 *
 * @return true to run the given test on the flat device tree
 */
static bool dm_test_run_on_flattree(struct unit_test *test)
{
	const char *fname = strrchr(test->file, '/') + 1;

	return !strstr(fname, "video") || strstr(test->name, "video_base");
}

static int dm_test_main(const char *test_name)
{
	struct unit_test *tests = ll_entry_start(struct unit_test, dm_test);
	const int n_ents = ll_entry_count(struct unit_test, dm_test);
	struct unit_test_state *uts = &global_dm_test_state;
	struct unit_test *test;
	int found;

	uts->priv = &_global_priv_dm_test_state;
	uts->fail_count = 0;

	/*
	 * If we have no device tree, or it only has a root node, then these
	 * tests clearly aren't going to work...
	 */
	if (!gd->fdt_blob || fdt_next_node(gd->fdt_blob, 0, NULL) < 0) {
		puts("Please run with test device tree:\n"
		     "    ./u-boot -d arch/sandbox/dts/test.dtb\n");
		ut_assert(gd->fdt_blob);
	}

	if (!test_name)
		printf("Running %d driver model tests\n", n_ents);

	found = 0;
#ifdef CONFIG_OF_LIVE
	uts->of_root = gd->of_root;
#endif
	for (test = tests; test < tests + n_ents; test++) {
		const char *name = test->name;
		int runs;

		/* All tests have this prefix */
		if (!strncmp(name, "dm_test_", 8))
			name += 8;
		if (test_name && strcmp(test_name, name))
			continue;

		/* Run with the live tree if possible */
		runs = 0;
		if (IS_ENABLED(CONFIG_OF_LIVE)) {
			if (!(test->flags & UT_TESTF_FLAT_TREE)) {
				ut_assertok(dm_do_test(uts, test, true));
				runs++;
			}
		}

		/*
		 * Run with the flat tree if we couldn't run it with live tree,
		 * or it is a core test.
		 */
		if (!(test->flags & UT_TESTF_LIVE_TREE) &&
		    (!runs || dm_test_run_on_flattree(test))) {
			ut_assertok(dm_do_test(uts, test, false));
			runs++;
		}
		found++;
	}

	if (test_name && !found)
		printf("Test '%s' not found\n", test_name);
	else
		printf("Failures: %d\n", uts->fail_count);

	/* Put everything back to normal so that sandbox works as expected */
#ifdef CONFIG_OF_LIVE
	gd->of_root = uts->of_root;
#endif
	gd->dm_root = NULL;
	ut_assertok(dm_init(IS_ENABLED(CONFIG_OF_LIVE)));
	dm_scan_platdata(false);
	dm_scan_fdt(gd->fdt_blob, false);

	return uts->fail_count ? CMD_RET_FAILURE : 0;
}

int do_ut_dm(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
{
	const char *test_name = NULL;

	if (argc > 1)
		test_name = argv[1];

	return dm_test_main(test_name);
}