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https://github.com/brain-hackers/u-boot-brain
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39916bb45f
Using different strings for the device tree node labels and the label property of buttons sharpens the button label unit test. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Reviewed-by: Philippe Reynes <philippe.reynes@softathome.com>
75 lines
2.1 KiB
C
75 lines
2.1 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2020 Philippe Reynes <philippe.reynes@softathome.com>
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*
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* Based on led.c
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*/
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#include <common.h>
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#include <dm.h>
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#include <button.h>
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#include <asm/gpio.h>
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#include <dm/test.h>
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#include <test/ut.h>
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/* Base test of the button uclass */
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static int dm_test_button_base(struct unit_test_state *uts)
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{
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struct udevice *dev;
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/* Get the top-level device */
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ut_assertok(uclass_get_device(UCLASS_BUTTON, 0, &dev));
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ut_assertok(uclass_get_device(UCLASS_BUTTON, 1, &dev));
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ut_assertok(uclass_get_device(UCLASS_BUTTON, 2, &dev));
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ut_asserteq(-ENODEV, uclass_get_device(UCLASS_BUTTON, 3, &dev));
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return 0;
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}
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DM_TEST(dm_test_button_base, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
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/* Test of the button uclass using the button_gpio driver */
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static int dm_test_button_gpio(struct unit_test_state *uts)
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{
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const int offset = 3;
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struct udevice *dev, *gpio;
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/*
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* Check that we can manipulate an BUTTON. BUTTON 1 is connected to GPIO
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* bank gpio_a, offset 3.
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*/
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ut_assertok(uclass_get_device(UCLASS_BUTTON, 1, &dev));
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ut_assertok(uclass_get_device(UCLASS_GPIO, 1, &gpio));
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ut_asserteq(0, sandbox_gpio_set_value(gpio, offset, 0));
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ut_asserteq(0, sandbox_gpio_get_value(gpio, offset));
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ut_asserteq(BUTTON_OFF, button_get_state(dev));
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ut_asserteq(0, sandbox_gpio_set_value(gpio, offset, 1));
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ut_asserteq(1, sandbox_gpio_get_value(gpio, offset));
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ut_asserteq(BUTTON_ON, button_get_state(dev));
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return 0;
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}
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DM_TEST(dm_test_button_gpio, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
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/* Test obtaining an BUTTON by label */
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static int dm_test_button_label(struct unit_test_state *uts)
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{
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struct udevice *dev, *cmp;
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ut_assertok(button_get_by_label("button1", &dev));
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ut_asserteq(1, device_active(dev));
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ut_assertok(uclass_get_device(UCLASS_BUTTON, 1, &cmp));
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ut_asserteq_ptr(dev, cmp);
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ut_assertok(button_get_by_label("button2", &dev));
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ut_asserteq(1, device_active(dev));
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ut_assertok(uclass_get_device(UCLASS_BUTTON, 2, &cmp));
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ut_asserteq_ptr(dev, cmp);
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ut_asserteq(-ENODEV, button_get_by_label("nobutton", &dev));
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return 0;
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}
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DM_TEST(dm_test_button_label, UT_TESTF_SCAN_PDATA | UT_TESTF_SCAN_FDT);
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