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test: dm: Add additional GPIO tests 

Add tests for gpio_requestf() and for memory leaks.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2014-10-04 11:29:51 -06:00
parent 756ac0bb15
commit 4324174d03
2 changed files with 42 additions and 1 deletions
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5
doc/driver-model/README.txt
View File

@ -95,7 +95,7 @@ are provided in test/dm. To run them, try:
You should see something like this:
<...U-Boot banner...>
Running 27 driver model tests
Running 29 driver model tests
Test: dm_test_autobind
Test: dm_test_autoprobe
Test: dm_test_bus_children
@ -117,6 +117,9 @@ You should see something like this:
Test: dm_test_gpio
extra-gpios: get_value: error: gpio b5 not reserved
Test: dm_test_gpio_anon
Test: dm_test_gpio_copy
Test: dm_test_gpio_leak
extra-gpios: get_value: error: gpio b5 not reserved
Test: dm_test_gpio_requestf
Test: dm_test_leak
Test: dm_test_lifecycle

38
test/dm/gpio.c
View File

@ -7,11 +7,14 @@
#include <common.h>
#include <fdtdec.h>
#include <dm.h>
#include <dm/root.h>
#include <dm/ut.h>
#include <dm/test.h>
#include <dm/util.h>
#include <asm/gpio.h>
DECLARE_GLOBAL_DATA_PTR;
/* Test that sandbox GPIOs work correctly */
static int dm_test_gpio(struct dm_test_state *dms)
{
@ -138,3 +141,38 @@ static int dm_test_gpio_requestf(struct dm_test_state *dms)
return 0;
}
DM_TEST(dm_test_gpio_requestf, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
/* Test that gpio_request() copies its string */
static int dm_test_gpio_copy(struct dm_test_state *dms)
{
unsigned int offset, gpio;
struct udevice *dev;
char buf[80], name[10];
ut_assertok(gpio_lookup_name("b6", &dev, &offset, &gpio));
strcpy(name, "odd_name");
ut_assertok(gpio_request(gpio, name));
sandbox_gpio_set_direction(dev, offset, 1);
sandbox_gpio_set_value(dev, offset, 1);
ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf)));
ut_asserteq_str("b6: output: 1 [x] odd_name", buf);
strcpy(name, "nothing");
ut_assertok(gpio_get_status(dev, offset, buf, sizeof(buf)));
ut_asserteq_str("b6: output: 1 [x] odd_name", buf);
return 0;
}
DM_TEST(dm_test_gpio_copy, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
/* Test that we don't leak memory with GPIOs */
static int dm_test_gpio_leak(struct dm_test_state *dms)
{
ut_assertok(dm_test_gpio(dms));
ut_assertok(dm_test_gpio_anon(dms));
ut_assertok(dm_test_gpio_requestf(dms));
ut_assertok(dm_leak_check_end(dms));
return 0;
}
DM_TEST(dm_test_gpio_leak, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);