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<?php
declare(strict_types=1);
namespace DI\Test\UnitTest\Definition\Resolver;
use DI\Definition\Reference;
use DI\Definition\EnvironmentVariableDefinition;
use DI\Definition\Resolver\DefinitionResolver;
use DI\Definition\Resolver\EnvironmentVariableResolver;
use PHPUnit\Framework\MockObject\MockObject;
use PHPUnit\Framework\TestCase;
use DI\Definition\Exception\InvalidDefinition;
/**
* @covers \DI\Definition\Resolver\EnvironmentVariableResolver
*/
#[\PHPUnit\Framework\Attributes\CoversClass(\DI\Definition\Resolver\EnvironmentVariableResolver::class)]
class EnvironmentVariableResolverTest extends TestCase
{
private EnvironmentVariableResolver $resolver;
private MockObject|DefinitionResolver $parentResolver;
private EnvironmentVariableDefinition $definedDefinition;
private EnvironmentVariableDefinition $undefinedDefinition;
private EnvironmentVariableDefinition $optionalDefinition;
private EnvironmentVariableDefinition $nestedDefinition;
public function setUp(): void
{
$this->markTestSkipped('Requires mnapoli/phpunit-easymock');
$this->parentResolver = $this->easyMock(DefinitionResolver::class);
$variableReader = function ($variableName) {
if ('DEFINED' === $variableName) {
return '<value>';
}
return false;
};
$this->resolver = new EnvironmentVariableResolver($this->parentResolver, $variableReader);
$this->definedDefinition = new EnvironmentVariableDefinition('DEFINED');
$this->undefinedDefinition = new EnvironmentVariableDefinition('UNDEFINED');
$this->optionalDefinition = new EnvironmentVariableDefinition('UNDEFINED', true, '<default>');
$this->nestedDefinition = new EnvironmentVariableDefinition('UNDEFINED', true, new Reference('foo'));
}
/**
* @test
*/
#[\PHPUnit\Framework\Attributes\Test]
public function should_resolve_existing_env_variable()
{
$value = $this->resolver->resolve($this->definedDefinition);
$this->assertEquals('<value>', $value);
}
/**
* @test
*/
#[\PHPUnit\Framework\Attributes\Test]
public function should_return_default_value_when_env_variable_is_undefined()
{
$value = $this->resolver->resolve($this->optionalDefinition);
$this->assertEquals('<default>', $value);
}
/**
* @test
*/
#[\PHPUnit\Framework\Attributes\Test]
public function should_resolve_nested_definition_in_default_value()
{
$this->parentResolver->expects($this->once())
->method('resolve')
->with(\DI\get('foo'))
->willReturn('bar');
$value = $this->resolver->resolve($this->nestedDefinition);
$this->assertEquals('bar', $value);
}
/**
* @test
*/
#[\PHPUnit\Framework\Attributes\Test]
public function should_throw_if_undefined_env_variable_and_no_default()
{
$this->expectException(InvalidDefinition::class);
$this->expectExceptionMessage('The environment variable \'UNDEFINED\' has not been defined');
$this->resolver->resolve($this->undefinedDefinition);
}
/**
* @test
*/
#[\PHPUnit\Framework\Attributes\Test]
public function should_be_able_to_resolve_defined_env_variables()
{
$this->assertTrue($this->resolver->isResolvable($this->definedDefinition));
}
/**
* @test
*
* @see https://github.com/container-interop/container-interop/issues/37
*/
#[\PHPUnit\Framework\Attributes\Test]
public function should_be_able_to_resolve_undefined_env_variables()
{
$this->assertTrue($this->resolver->isResolvable($this->undefinedDefinition));
}
/**
* @test
*/
#[\PHPUnit\Framework\Attributes\Test]
public function should_be_able_to_resolve_undefined_env_variables_with_default_values()
{
$this->assertTrue($this->resolver->isResolvable($this->optionalDefinition));
}
}
|
