[OptionsResolver] Added methods isKnown() and isRequired()
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@ -198,6 +198,35 @@ class OptionsResolver
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return $this;
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}
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/**
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* Returns whether an option is known.
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*
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* An option is known if it has been passed to either {@link setDefaults()},
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* {@link setRequired()} or {@link setOptional()} before.
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*
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* @param string $option The name of the option.
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* @return Boolean Whether the option is known.
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*/
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public function isKnown($option)
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{
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return isset($this->knownOptions[$option]);
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}
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/**
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* Returns whether an option is required.
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*
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* An option is required if it has been passed to {@link setRequired()},
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* but not to {@link setDefaults()}. That is, the option has been declared
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* as required and no default value has been set.
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*
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* @param string $option The name of the option.
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* @return Boolean Whether the option is required.
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*/
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public function isRequired($option)
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{
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return isset($this->requiredOptions[$option]) && !isset($this->defaultOptions[$option]);
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}
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/**
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* Returns the combination of the default and the passed options.
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*
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@ -314,4 +314,62 @@ class OptionsResolverTest extends \PHPUnit_Framework_TestCase
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'two' => '2',
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), $this->resolver->resolve($options));
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}
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public function testKnownIfDefaultWasSet()
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{
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$this->assertFalse($this->resolver->isKnown('foo'));
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$this->resolver->setDefaults(array(
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'foo' => 'bar',
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));
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$this->assertTrue($this->resolver->isKnown('foo'));
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}
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public function testKnownIfRequired()
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{
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$this->assertFalse($this->resolver->isKnown('foo'));
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$this->resolver->setRequired(array(
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'foo',
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));
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$this->assertTrue($this->resolver->isKnown('foo'));
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}
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public function testKnownIfOptional()
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{
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$this->assertFalse($this->resolver->isKnown('foo'));
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$this->resolver->setOptional(array(
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'foo',
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));
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$this->assertTrue($this->resolver->isKnown('foo'));
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}
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public function testRequiredIfRequired()
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{
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$this->assertFalse($this->resolver->isRequired('foo'));
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$this->resolver->setRequired(array(
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'foo',
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));
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$this->assertTrue($this->resolver->isRequired('foo'));
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}
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public function testNotRequiredIfRequiredAndDefaultValue()
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{
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$this->assertFalse($this->resolver->isRequired('foo'));
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$this->resolver->setRequired(array(
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'foo',
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));
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$this->resolver->setDefaults(array(
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'foo' => 'bar',
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));
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$this->assertFalse($this->resolver->isRequired('foo'));
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}
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}
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