public function testInstantiationWithSingleton()
{
$this->dependencyContainer->add('fakeDependencyWithouthSingleton', function () {
return new FakeDependency('someValue');
});
$this->dependencyContainer->add('anotherDependencyWithouthSingleton', function () {
return new AnotherDependency('otherValue');
});
$this->dependencyContainer->add('requiresDependencyInConstructorWithouthSingleton', function () {
$injector = new DependencyInjectionService();
return new RequiresAnotherDependency($injector->get('fakeDependencyWithouthSingleton'), $injector->get('anotherDependencyWithouthSingleton'));
});
foreach ([5000, 15000, 25000, 50000] as $cycles) {
$start = microtime(true);
for ($i = $cycles; $i > 0; $i--) {
$this->dependencyContainer->get('requiresDependencyInConstructorWithouthSingleton');
}
echo "\n{$cycles} cycles executed in " . (microtime(true) - $start) . " microseconds with singleton\n";
}
}
public function testInjection()
{
$this->dependencyContainer->register('fakeDependency', function () {
return new FakeDependency('someValue');
});
$this->dependencyContainer->register('anotherDependency', function () {
return new AnotherDependency('anotherValue');
});
$this->dependencyContainer->register('requiresDependencyInConstructor', function () {
$injector = new DependencyInjectionService();
return new RequiresAnotherDependency($injector->get('fakeDependency'), $injector->get('anotherDependency'));
});
$instance = $this->dependencyContainer->get('requiresDependencyInConstructor');
$this->assertInstanceOf(FakeDependency::class, $instance->getFakeDependency());
}
