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<?php
use MediaWiki\Content\CssContent;
use MediaWiki\Content\JsonContent;
use MediaWiki\Content\TextContent;
use MediaWiki\Content\WikitextContent;
use Wikimedia\Assert\ParameterTypeException;
use Wikimedia\TestingAccessWrapper;
/**
* @covers \SlotDiffRenderer
*/
class SlotDiffRendererTest extends \MediaWikiIntegrationTestCase {
/**
* @dataProvider provideNormalizeContents
*/
public function testNormalizeContents(
$oldContent, $newContent, $allowedClasses,
$expectedOldContent, $expectedNewContent, $expectedExceptionClass
) {
$slotDiffRenderer = $this->createMock( SlotDiffRenderer::class );
try {
// __call needs help deciding which parameter to take by reference
call_user_func_array( [ TestingAccessWrapper::newFromObject( $slotDiffRenderer ),
'normalizeContents' ], [ &$oldContent, &$newContent, $allowedClasses ] );
$this->assertEquals( $expectedOldContent, $oldContent );
$this->assertEquals( $expectedNewContent, $newContent );
} catch ( Exception $e ) {
if ( !$expectedExceptionClass ) {
throw $e;
}
$this->assertInstanceOf( $expectedExceptionClass, $e );
}
}
public static function provideNormalizeContents() {
return [
'both null' => [ null, null, null, null, null, InvalidArgumentException::class ],
'left null' => [
null, new WikitextContent( 'abc' ), null,
new WikitextContent( '' ), new WikitextContent( 'abc' ), null,
],
'right null' => [
new WikitextContent( 'def' ), null, null,
new WikitextContent( 'def' ), new WikitextContent( '' ), null,
],
'type filter' => [
new WikitextContent( 'abc' ), new WikitextContent( 'def' ), WikitextContent::class,
new WikitextContent( 'abc' ), new WikitextContent( 'def' ), null,
],
'type filter (subclass)' => [
new WikitextContent( 'abc' ), new WikitextContent( 'def' ), TextContent::class,
new WikitextContent( 'abc' ), new WikitextContent( 'def' ), null,
],
'type filter (null)' => [
new WikitextContent( 'abc' ), null, TextContent::class,
new WikitextContent( 'abc' ), new WikitextContent( '' ), null,
],
'type filter failure (left)' => [
new TextContent( 'abc' ), new WikitextContent( 'def' ), WikitextContent::class,
// Throws incompatible exception because the right content matches the filter and the
// left doesn't. All other kinds of mismatches should result in a parameter type exception.
null, null, IncompatibleDiffTypesException::class,
],
'type filter failure (right)' => [
new WikitextContent( 'abc' ), new TextContent( 'def' ), WikitextContent::class,
null, null, ParameterTypeException::class,
],
'type filter failure (left, with null)' => [
new TextContent( 'abc' ), null, WikitextContent::class,
null, null, ParameterTypeException::class,
],
'type filter failure (right, with null)' => [
null, new TextContent( 'def' ), WikitextContent::class,
null, null, ParameterTypeException::class,
],
'type filter (array syntax)' => [
new WikitextContent( 'abc' ), new JsonContent( 'def' ),
[ JsonContent::class, WikitextContent::class ],
new WikitextContent( 'abc' ), new JsonContent( 'def' ), null,
],
'type filter failure (array syntax)' => [
new WikitextContent( 'abc' ), new CssContent( 'def' ),
[ JsonContent::class, WikitextContent::class ],
null, null, ParameterTypeException::class,
],
];
}
}
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