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indieauth/tests/FunctionTest.php

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<?php declare(strict_types=1);
namespace Taproot\IndieAuth\Test;
use GuzzleHttp\Psr7\ServerRequest;
use PHPUnit\Framework\TestCase;
use Taproot\IndieAuth as IA;
use function Taproot\IndieAuth\generatePKCECodeChallenge;
use function Taproot\IndieAuth\isClientIdentifier;
use function Taproot\IndieAuth\isProfileUrl;
use function Taproot\IndieAuth\isValidScope;
use function Taproot\IndieAuth\isValidState;
use function Taproot\IndieAuth\isValidCodeChallenge;
class FunctionTest extends TestCase {
public function testGenerateRandomString() {
$len = 10;
$rand = IA\generateRandomString($len);
$this->assertEquals($len, strlen(hex2bin($rand)));
}
public function testBuildQueryString() {
$testCases = [
'key=value' => ['key' => 'value'],
'k1=v1&k2=v2' => ['k1' => 'v1', 'k2' => 'v2']
];
foreach ($testCases as $expected => $params) {
$this->assertEquals($expected, IA\buildQueryString($params));
}
}
public function testAppendQueryParams() {
$testCases = [
'https://example.com/?k=v' => ['https://example.com/', ['k' => 'v']],
'https://example.com/?k=v' => ['https://example.com/?', ['k' => 'v']],
'https://example.com/?k=v' => ['https://example.com/?k=v', []],
'https://example.com/?k=v&k2=v2' => ['https://example.com/?k=v', ['k2' => 'v2']]
];
foreach ($testCases as $expected => list($uri, $params)) {
$this->assertEquals($expected, IA\appendQueryParams($uri, $params));
}
}
public function testHashAuthorizationRequestParametersReturnsNullWhenParameterIsMissing() {
$req = (new ServerRequest('GET', 'https://example.com'))->withQueryParams([]);
$hash = IA\hashAuthorizationRequestParameters($req, 'super secret');
$this->assertNull($hash);
}
public function testHashAuthorizationRequestParametersIgnoresExtraParameters() {
$params = [
'client_id' => '1',
'redirect_uri' => '1',
'code_challenge' => '1',
'code_challenge_method' => '1'
];
$req1 = (new ServerRequest('GET', 'https://example.com'))->withQueryParams($params);
$req2 = (new ServerRequest('GET', 'https://example.com'))->withQueryParams(array_merge($params, [
'an_additional_parameter' => 'an additional value!'
]));
$this->assertEquals(IA\hashAuthorizationRequestParameters($req1, 'super secret'), IA\hashAuthorizationRequestParameters($req2, 'super secret'));
}
// Taken straight from https://indieauth.spec.indieweb.org/#user-profile-url-li-6
public function testIsProfileUrl() {
$testCases = [
'https://example.com/' => true,
'https://example.com/username' => true,
'https://example.com/users?id=100' => true,
'example.com' => false,
'mailto:user@example.com' => false,
'https://example.com/foo/../bar' => false,
'https://example.com/#me' => false,
'https://user:pass@example.com/' => false,
'https://example.com:8443/' => false,
'https://172.28.92.51/' => false
];
foreach ($testCases as $url => $expected) {
$this->assertEquals($expected, isProfileUrl($url), "$url was not correctly validated as $expected");
}
}
public function testIsClientIentifier() {
$testCases = [
'https://example.com/' => true,
'https://example.com/username' => true,
'https://example.com/users?id=100' => true,
'https://example.com:8443/' => true,
'https://127.0.0.1/' => true,
'https://[1::]/' => true,
'example.com' => false,
'mailto:user@example.com' => false,
'https://example.com/foo/../bar' => false,
'https://example.com/#me' => false,
'https://user:pass@example.com/' => false,
'https://172.28.92.51/' => false
];
foreach ($testCases as $url => $expected) {
$this->assertEquals($expected, isClientIdentifier($url), "$url was not correctly validated as $expected");
}
}
public function testIsValidState() {
$testCases = [
'hisdfbusdgiueryb@#$%^&*(' => true,
"\x19" => false
];
foreach ($testCases as $test => $expected) {
$this->assertEquals($expected, isValidState($test), "$test was not correctly validated as $expected");
}
}
public function testIsValidScope() {
$testCases = [
'!#[]~' => true,
'!#[]~ scope1 another_scope moar_scopes!' => true,
'"' => false, // ASCII 0x22 not permitted
'\\' => false, // ASCII 0x5C not permitted
];
foreach ($testCases as $test => $expected) {
$this->assertEquals($expected, isValidScope($test), "$test was not correctly validated as $expected");
}
}
public function testIsValidCodeChallenge() {
$testCases = [
generatePKCECodeChallenge('ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-._~') => true,
'has_bad_characters_in_*%#ü____' => false
];
foreach ($testCases as $test => $expected) {
$this->assertEquals($expected, isValidCodeChallenge($test), "$test was not correctly validated as $expected");
}
}
}