ilSamlMappedUserAttributeValueParserTest.php

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<?php

declare(strict_types=1);

use PHPUnit\Framework\TestCase;

class ilSamlMappedUserAttributeValueParserTest extends TestCase
{
    protected function getMappingRuleMock(string $externalAttributeReference): ilExternalAuthUserAttributeMappingRule
    {
        $rule = $this->getMockBuilder(ilExternalAuthUserAttributeMappingRule::class)
            ->disableOriginalConstructor()
            ->getMock();
        $rule
            ->method('getExternalAttribute')
            ->willReturn($externalAttributeReference);
        $rule
            ->method('getAttribute')
            ->willReturn($externalAttributeReference);

        return $rule;
    }

    public function testValueGivenAsStringCanBeRetrievedForExternalAttribute(): void
    {
        $expectedValue = 'ILIAS';

        $attributeKey = 'firstname';
        $attributeValue = $expectedValue;

        $userData = [$attributeKey => $attributeValue];

        $parser = new ilSamlMappedUserAttributeValueParser($this->getMappingRuleMock($attributeKey), $userData);
        $this->assertSame($expectedValue, $parser->parse());
    }

    public function testValueGivenAsArrayCanBeRetrievedForExternalAttribute(): void
    {
        $expectedValue = 'ILIAS';

        $attributeKey = 'firstname';
        $attributeValue = [$expectedValue];

        $userData = [$attributeKey => $attributeValue];

        $parser = new ilSamlMappedUserAttributeValueParser($this->getMappingRuleMock($attributeKey), $userData);
        $this->assertSame($expectedValue, $parser->parse());
    }

    public function testValueGivenAsArrayCanBeRetrievedForExternalAttributeWithSpecificIndex(): void
    {
        $expectedValue = 'ILIAS';
        $expectedValueIndex = 5;

        $attributeKey = 'firstname';
        $attributeValue = [$expectedValueIndex => $expectedValue];

        $userData = [$attributeKey => $attributeValue];

        $parser = new ilSamlMappedUserAttributeValueParser(
            $this->getMappingRuleMock($attributeKey . '|' . $expectedValueIndex),
            $userData
        );
        $this->assertSame($expectedValue, $parser->parse());
    }

    public function testExceptionIsRaisedIfAnExpectedAttributeIsMissing(): void
    {
        $this->expectException(ilSamlException::class);

        $attributeKey = 'firstname';
        $userData = [];

        $parser = new ilSamlMappedUserAttributeValueParser($this->getMappingRuleMock($attributeKey), $userData);
        $parser->parse();
    }

    public function testExceptionIsRaisedIfAnExpectedValueCouldNotBeFoundForAnExpectedValueIndex(): void
    {
        $this->expectException(ilSamlException::class);

        $expectedValue = 'ILIAS';
        $expectedValueIndex = 5;

        $attributeKey = 'firstname';
        $attributeValue = [($expectedValueIndex + 1) => $expectedValue];

        $userData = [$attributeKey => $attributeValue];

        $parser = new ilSamlMappedUserAttributeValueParser(
            $this->getMappingRuleMock($attributeKey . '|' . $expectedValueIndex),
            $userData
        );
        $parser->parse();
    }

    public function testExceptionIsRaisedForNonScalarValues(): void
    {
        $this->expectException(ilSamlException::class);

        $expectedValue = ['ILIAS'];
        $expectedValueIndex = 5;

        $attributeKey = 'firstname';
        $attributeValue = [$expectedValueIndex => $expectedValue];

        $userData = [$attributeKey => $attributeValue];

        $parser = new ilSamlMappedUserAttributeValueParser(
            $this->getMappingRuleMock($attributeKey . '|' . $expectedValueIndex),
            $userData
        );
        $parser->parse();
    }
}