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dm: Add a C test for of-platdata properties

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At present properties are tested in a roundabout way. The driver's probe()
method writes out the values of the properties and the Python test checks
the output from U-Boot SPL.

Add a C test which checks these values more directly.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2020-10-03 11:31:28 -06:00
parent afb26ba9a7
commit b325248c93
1 changed files with 69 additions and 0 deletions
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69
test/dm/of_platdata.c
View file

@ -2,6 +2,7 @@
#include <common.h>
#include <dm.h>
#include <dt-structs.h>
#include <dm/test.h>
#include <test/test.h>
#include <test/ut.h>
@ -17,3 +18,71 @@ static int dm_test_of_platdata_base(struct unit_test_state *uts)
return 0;
}
DM_TEST(dm_test_of_platdata_base, UT_TESTF_SCAN_PDATA);
/* Test that we can read properties from a device */
static int dm_test_of_platdata_props(struct unit_test_state *uts)
{
struct dtd_sandbox_spl_test *plat;
struct udevice *dev;
int i;
ut_assertok(uclass_first_device_err(UCLASS_MISC, &dev));
plat = dev_get_platdata(dev);
ut_assert(plat->boolval);
ut_asserteq(1, plat->intval);
ut_asserteq(4, ARRAY_SIZE(plat->intarray));
ut_asserteq(2, plat->intarray[0]);
ut_asserteq(3, plat->intarray[1]);
ut_asserteq(4, plat->intarray[2]);
ut_asserteq(0, plat->intarray[3]);
ut_asserteq(5, plat->byteval);
ut_asserteq(3, ARRAY_SIZE(plat->bytearray));
ut_asserteq(6, plat->bytearray[0]);
ut_asserteq(0, plat->bytearray[1]);
ut_asserteq(0, plat->bytearray[2]);
ut_asserteq(9, ARRAY_SIZE(plat->longbytearray));
for (i = 0; i < ARRAY_SIZE(plat->longbytearray); i++)
ut_asserteq(9 + i, plat->longbytearray[i]);
ut_asserteq_str("message", plat->stringval);
ut_asserteq(3, ARRAY_SIZE(plat->stringarray));
ut_asserteq_str("multi-word", plat->stringarray[0]);
ut_asserteq_str("message", plat->stringarray[1]);
ut_asserteq_str("", plat->stringarray[2]);
ut_assertok(uclass_next_device_err(&dev));
plat = dev_get_platdata(dev);
ut_assert(!plat->boolval);
ut_asserteq(3, plat->intval);
ut_asserteq(5, plat->intarray[0]);
ut_asserteq(0, plat->intarray[1]);
ut_asserteq(0, plat->intarray[2]);
ut_asserteq(0, plat->intarray[3]);
ut_asserteq(8, plat->byteval);
ut_asserteq(3, ARRAY_SIZE(plat->bytearray));
ut_asserteq(1, plat->bytearray[0]);
ut_asserteq(0x23, plat->bytearray[1]);
ut_asserteq(0x34, plat->bytearray[2]);
for (i = 0; i < ARRAY_SIZE(plat->longbytearray); i++)
ut_asserteq(i < 4 ? 9 + i : 0, plat->longbytearray[i]);
ut_asserteq_str("message2", plat->stringval);
ut_asserteq_str("another", plat->stringarray[0]);
ut_asserteq_str("multi-word", plat->stringarray[1]);
ut_asserteq_str("message", plat->stringarray[2]);
ut_assertok(uclass_next_device_err(&dev));
plat = dev_get_platdata(dev);
ut_assert(!plat->boolval);
ut_asserteq_str("one", plat->stringarray[0]);
ut_asserteq_str("", plat->stringarray[1]);
ut_asserteq_str("", plat->stringarray[2]);
ut_assertok(uclass_next_device_err(&dev));
plat = dev_get_platdata(dev);
ut_assert(!plat->boolval);
ut_asserteq_str("spl", plat->stringarray[0]);
ut_asserteq(-ENODEV, uclass_next_device_err(&dev));
return 0;
}
DM_TEST(dm_test_of_platdata_props, UT_TESTF_SCAN_PDATA);