1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
declare(strict_types=1); |
4
|
|
|
|
5
|
|
|
namespace SimpleSAML\XML\TestUtils; |
6
|
|
|
|
7
|
|
|
use DOMDocument; |
8
|
|
|
use Exception; |
9
|
|
|
use LibXMLError; // Officially spelled with a lower-case `l`, but that breaks composer-require-checker |
10
|
|
|
use PHPUnit\Framework\Attributes\Depends; |
11
|
|
|
use SimpleSAML\Assert\Assert; |
12
|
|
|
use SimpleSAML\XML\Exception\SchemaViolationException; |
13
|
|
|
use XMLReader; |
14
|
|
|
|
15
|
|
|
use function array_unique; |
16
|
|
|
use function class_exists; |
17
|
|
|
use function implode; |
18
|
|
|
use function libxml_get_last_error; |
19
|
|
|
use function libxml_use_internal_errors; |
20
|
|
|
use function trim; |
21
|
|
|
|
22
|
|
|
/** |
23
|
|
|
* Test for AbstractElement classes to perform schema validation tests. |
24
|
|
|
* |
25
|
|
|
* @package simplesamlphp\xml-common |
26
|
|
|
*/ |
27
|
|
|
trait SchemaValidationTestTrait |
28
|
|
|
{ |
29
|
|
|
/** @var class-string */ |
30
|
|
|
protected static string $testedClass; |
31
|
|
|
|
32
|
|
|
/** @var string */ |
33
|
|
|
protected static string $schemaFile; |
34
|
|
|
|
35
|
|
|
/** @var \DOMDocument */ |
36
|
|
|
protected static DOMDocument $xmlRepresentation; |
37
|
|
|
|
38
|
|
|
|
39
|
|
|
/** |
40
|
|
|
* Test schema validation. |
41
|
|
|
*/ |
42
|
|
|
#[Depends('testSerialization')] |
43
|
|
|
public function testSchemaValidation(): void |
44
|
|
|
{ |
45
|
|
|
if (!class_exists(self::$testedClass)) { |
46
|
|
|
$this->markTestSkipped( |
47
|
|
|
'Unable to run ' . self::class . '::testSchemaValidation(). Please set ' . self::class |
48
|
|
|
. ':$testedClass to a class-string representing the XML-class being tested', |
49
|
|
|
); |
50
|
|
|
} elseif (empty(self::$schemaFile)) { |
51
|
|
|
$this->markTestSkipped( |
52
|
|
|
'Unable to run ' . self::class . '::testSchemaValidation(). Please set ' . self::class |
53
|
|
|
. ':$schema to point to a schema file', |
54
|
|
|
); |
55
|
|
|
} elseif (empty(self::$xmlRepresentation)) { |
56
|
|
|
$this->markTestSkipped( |
57
|
|
|
'Unable to run ' . self::class . '::testSchemaValidation(). Please set ' . self::class |
58
|
|
|
. ':$xmlRepresentation to a DOMDocument representing the XML-class being tested', |
59
|
|
|
); |
60
|
|
|
} else { |
61
|
|
|
$predoc = XMLReader::XML(self::$xmlRepresentation->saveXML()); |
62
|
|
|
Assert::notFalse($predoc); |
63
|
|
|
|
64
|
|
|
$pre = $this->validateDocument($predoc); |
65
|
|
|
$this->assertTrue($pre); |
66
|
|
|
|
67
|
|
|
$class = self::$testedClass::fromXML(self::$xmlRepresentation->documentElement); |
68
|
|
|
$serializedClass = $class->toXML(); |
69
|
|
|
|
70
|
|
|
$postdoc = XMLReader::XML($serializedClass->ownerDocument->saveXML()); |
71
|
|
|
Assert::notFalse($postdoc); |
72
|
|
|
$post = $this->validateDocument($postdoc); |
73
|
|
|
$this->assertTrue($post); |
74
|
|
|
} |
75
|
|
|
} |
76
|
|
|
|
77
|
|
|
|
78
|
|
|
/** |
79
|
|
|
* @param \XMLReader $doc |
80
|
|
|
* @return boolean |
81
|
|
|
*/ |
82
|
|
|
private function validateDocument(XMLReader $xmlReader): bool |
83
|
|
|
{ |
84
|
|
|
libxml_use_internal_errors(true); |
85
|
|
|
|
86
|
|
|
try { |
87
|
|
|
$xmlReader->setSchema(self::$schemaFile); |
88
|
|
|
} catch (Exception) { |
89
|
|
|
$err = libxml_get_last_error(); |
90
|
|
|
throw new SchemaViolationException(trim($err->message) . ' on line ' . $err->line); |
91
|
|
|
} |
92
|
|
|
|
93
|
|
|
$msgs = []; |
94
|
|
|
while ($xmlReader->read()) { |
95
|
|
|
if (!$xmlReader->isValid()) { |
96
|
|
|
$err = libxml_get_last_error(); |
97
|
|
|
if ($err instanceof LibXMLError) { |
98
|
|
|
$msgs[] = trim($err->message) . ' on line ' . $err->line; |
99
|
|
|
} |
100
|
|
|
} |
101
|
|
|
} |
102
|
|
|
|
103
|
|
|
if ($msgs) { |
104
|
|
|
throw new SchemaViolationException(sprintf( |
105
|
|
|
"XML schema validation errors:\n - %s", |
106
|
|
|
implode("\n - ", array_unique($msgs)) |
107
|
|
|
)); |
108
|
|
|
} |
109
|
|
|
|
110
|
|
|
return true; |
111
|
|
|
} |
112
|
|
|
|
113
|
|
|
|
114
|
|
|
abstract public function testSerialization(): void; |
115
|
|
|
} |
116
|
|
|
|