libui-ffi 0.4.0

Easy to build low-level bindings to 'libui-ng'
Documentation 
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#include "unit.h"

#define uiSliderPtrFromState(s) uiControlPtrFromState(uiSlider, s)

static void sliderNew(void **state)
{
	uiSlider **s = uiSliderPtrFromState(state);

	*s = uiNewSlider(0, 1);
}

static void sliderValueDefaultMin0(void **state)
{
	uiSlider **s = uiSliderPtrFromState(state);

	*s = uiNewSlider(0, 1);
	assert_int_equal(uiSliderValue(*s), 0);
}

static void sliderValueDefaultMin1(void **state)
{
	uiSlider **s = uiSliderPtrFromState(state);

	*s = uiNewSlider(1, 2);
	assert_int_equal(uiSliderValue(*s), 1);
}

static void sliderSetValue(void **state)
{
	uiSlider **s = uiSliderPtrFromState(state);

	*s = uiNewSlider(0, 2);
	uiSliderSetValue(*s, 1);
	assert_int_equal(uiSliderValue(*s), 1);
	uiSliderSetValue(*s, 2);
	assert_int_equal(uiSliderValue(*s), 2);
	uiSliderSetValue(*s, 0);
	assert_int_equal(uiSliderValue(*s), 0);
}

static void sliderSetValueOutOfRangeClampLow(void **state)
{
	uiSlider **s = uiSliderPtrFromState(state);

	*s = uiNewSlider(0, 1);
	uiSliderSetValue(*s, -1);
	assert_int_equal(uiSliderValue(*s), 0);
}

static void sliderSetValueOutOfRangeClampHigh(void **state)
{
	uiSlider **s = uiSliderPtrFromState(state);

	*s = uiNewSlider(0, 1);
	uiSliderSetValue(*s, 2);
	assert_int_equal(uiSliderValue(*s), 1);
}

static void sliderHasToolTipDefaultTrue(void **state)
{
	uiSlider **s = uiSliderPtrFromState(state);

	*s = uiNewSlider(0, 1);
	assert_int_equal(uiSliderHasToolTip(*s), 1);
}

static void sliderSetHasToolTip(void **state)
{
	uiSlider **s = uiSliderPtrFromState(state);

	*s = uiNewSlider(0, 1);
	uiSliderSetHasToolTip(*s, 0);
	assert_int_equal(uiSliderHasToolTip(*s), 0);
	uiSliderSetHasToolTip(*s, 1);
	assert_int_equal(uiSliderHasToolTip(*s), 1);
}

static void sliderSetRangeLessThanValue(void **state)
{
	uiSlider **s = uiSliderPtrFromState(state);

	*s = uiNewSlider(0, 1);
	uiSliderSetRange(*s, -2, -1);
	assert_int_equal(uiSliderValue(*s), -1);
}

static void sliderSetRangeGreaterThanValue(void **state)
{
	uiSlider **s = uiSliderPtrFromState(state);

	*s = uiNewSlider(0, 1);
	uiSliderSetRange(*s, 1, 2);
	assert_int_equal(uiSliderValue(*s), 1);
}

static void onChangedNoCall(uiSlider *s, void *data)
{
	function_called();
}

static void sliderSetValueNoCallback(void **state)
{
	uiSlider **s = uiSliderPtrFromState(state);

	*s = uiNewSlider(0, 1);
	uiSliderOnChanged(*s, onChangedNoCall, NULL);
	// FIXME: https://gitlab.com/cmocka/cmocka/-/issues/18
	//expect_function_calls(onChangedNoCall, 0);
	uiSliderSetValue(*s, 1);
	uiSliderSetValue(*s, 0);
}

#define sliderUnitTest(f) cmocka_unit_test_setup_teardown((f), \
		unitTestSetup, unitTestTeardown)

int sliderRunUnitTests(void)
{
	const struct CMUnitTest tests[] = {
		sliderUnitTest(sliderNew),
		sliderUnitTest(sliderValueDefaultMin0),
		sliderUnitTest(sliderValueDefaultMin1),
		sliderUnitTest(sliderSetValue),
		sliderUnitTest(sliderSetValueOutOfRangeClampLow),
		sliderUnitTest(sliderSetValueOutOfRangeClampHigh),
		sliderUnitTest(sliderHasToolTipDefaultTrue),
		sliderUnitTest(sliderSetHasToolTip),
		sliderUnitTest(sliderSetRangeLessThanValue),
		sliderUnitTest(sliderSetRangeGreaterThanValue),
		sliderUnitTest(sliderSetValueNoCallback),
	};

	return cmocka_run_group_tests_name("uiSlider", tests, unitTestsSetup, unitTestsTeardown);
}