/**
* Verify value getting/setting is handled correctly:
* - get/set only if pin is enabled
* - set only if in input mode
* - set only boolean values
* - get returns the same that was set
*
* @test
*/
public function testValue()
{
$pin = new PinEmulation(12);
$pin->disable();
$this->assertFalse($pin->isEnabled());
try {
$pin->getValue();
$this->fail('Value must not be readable if pin is disabled.');
} catch (Exception $e) {
}
$pin = new PinEmulation(13);
$pin->disable();
$this->assertFalse($pin->isEnabled());
try {
$pin->setValue(false);
$this->fail('Value must not be settable if pin is disabled.');
} catch (Exception $e) {
}
$pin = new PinEmulation(14);
$pin->enable();
$this->assertTrue($pin->isEnabled());
$pin->setDirection(Pin::DIRECTION_IN);
$this->assertSame(Pin::DIRECTION_IN, $pin->getDirection());
try {
$pin->setValue(false);
$this->fail('Value must not be settable if pin is in input mode.');
} catch (Exception $e) {
}
$pin = new PinEmulation(15);
$pin->enable();
$this->assertTrue($pin->isEnabled());
$pin->setDirection(Pin::DIRECTION_OUT);
$this->assertSame(Pin::DIRECTION_OUT, $pin->getDirection());
$pin->setValue(true);
$this->assertTrue($pin->getValue());
$pin->setValue(false);
$this->assertFalse($pin->getValue());
$pin->setValue(true);
$this->assertTrue($pin->getValue());
try {
$pin->setValue((int) false);
$this->fail('Only boolean values allowed.');
} catch (Exception $e) {
}
try {
$pin->setValue(null);
$this->fail('Only boolean values allowed.');
} catch (Exception $e) {
}
}
/**
* Write an action to the log and compare it to the expected actions
*
* @param PinEmulation $pin
* @param int $action
* @param mixed $data
*/
protected function logAction(PinEmulation $pin, $action, $data = null)
{
$gpio = $pin->getNumber();
// Log data
if (($action & $this->logMask) !== 0) {
$log = [$gpio, $action, $data];
// Same event as before, duplicate events are ignored
if (\count($this->log) === 0 || $this->log[\count($this->log) - 1] != $log) {
$this->log[] = $log;
}
}
if (($action & $this->assertMask) !== 0) {
if (\count($this->assert) === 0) {
if (($this->assertMode & self::ASSERT_IGNORE_MISSING) === 0) {
throw new Exception('Unexpected: ' . $this->formatEntry($gpio, $action, $data));
}
} else {
@(list($assert_gpio, $assert_action, $assert_data) = \array_shift($this->assert));
if ($gpio !== $assert_gpio || $action !== $assert_action || $data !== $assert_data) {
throw new Exception("\nExpected: " . $this->formatEntry($assert_gpio, $assert_action, $assert_data) . "\n" . "Actual: " . $this->formatEntry($gpio, $action, $data));
}
}
}
}