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<?php
namespace MediaWiki\Tests\Unit\Revision;
use InvalidArgumentException;
use MediaWiki\Content\TextContent;
use MediaWiki\Content\TextContentHandler;
use MediaWiki\Content\WikitextContent;
use MediaWiki\Revision\RevisionAccessException;
use MediaWiki\Revision\RevisionSlots;
use MediaWiki\Revision\SlotRecord;
use MediaWikiUnitTestCase;
/**
* @covers \MediaWiki\Revision\RevisionSlots
*/
class RevisionSlotsTest extends MediaWikiUnitTestCase {
/**
* Creates a subclass that overrides AbstractContent::getContentHandler() and returns a
* ContentHandler without the need to go through MediaWikiServices.
*
* @param string $text
* @return TextContent
*/
protected function getTextContent( $text ) {
return new class( $text ) extends TextContent {
public function getContentHandler() {
return new TextContentHandler();
}
};
}
/**
* @param SlotRecord[] $slots
* @return RevisionSlots
*/
protected function newRevisionSlots( $slots = [] ) {
return new RevisionSlots( $slots );
}
public static function provideConstructorFailue() {
yield 'not an array or callable' => [
'foo'
];
yield 'array of the wrong thing' => [
[ 1, 2, 3 ]
];
}
/**
* @dataProvider provideConstructorFailue
* @param array $slots
*/
public function testConstructorFailue( $slots ) {
$this->expectException( InvalidArgumentException::class );
new RevisionSlots( $slots );
}
public function testGetSlot() {
$mainSlot = SlotRecord::newUnsaved( SlotRecord::MAIN, new WikitextContent( 'A' ) );
$auxSlot = SlotRecord::newUnsaved( 'aux', new WikitextContent( 'B' ) );
$slots = $this->newRevisionSlots( [ $mainSlot, $auxSlot ] );
$this->assertSame( $mainSlot, $slots->getSlot( SlotRecord::MAIN ) );
$this->assertSame( $auxSlot, $slots->getSlot( 'aux' ) );
$this->expectException( RevisionAccessException::class );
$slots->getSlot( 'nothere' );
}
public function testHasSlot() {
$mainSlot = SlotRecord::newUnsaved( SlotRecord::MAIN, new WikitextContent( 'A' ) );
$auxSlot = SlotRecord::newUnsaved( 'aux', new WikitextContent( 'B' ) );
$slots = $this->newRevisionSlots( [ $mainSlot, $auxSlot ] );
$this->assertTrue( $slots->hasSlot( SlotRecord::MAIN ) );
$this->assertTrue( $slots->hasSlot( 'aux' ) );
$this->assertFalse( $slots->hasSlot( 'AUX' ) );
$this->assertFalse( $slots->hasSlot( 'xyz' ) );
}
public function testGetContent() {
$mainContent = new WikitextContent( 'A' );
$auxContent = new WikitextContent( 'B' );
$mainSlot = SlotRecord::newUnsaved( SlotRecord::MAIN, $mainContent );
$auxSlot = SlotRecord::newUnsaved( 'aux', $auxContent );
$slots = $this->newRevisionSlots( [ $mainSlot, $auxSlot ] );
$this->assertSame( $mainContent, $slots->getContent( SlotRecord::MAIN ) );
$this->assertSame( $auxContent, $slots->getContent( 'aux' ) );
$this->expectException( RevisionAccessException::class );
$slots->getContent( 'nothere' );
}
public function testGetSlotRoles_someSlots() {
$mainSlot = SlotRecord::newUnsaved( SlotRecord::MAIN, new WikitextContent( 'A' ) );
$auxSlot = SlotRecord::newUnsaved( 'aux', new WikitextContent( 'B' ) );
$slots = $this->newRevisionSlots( [ $mainSlot, $auxSlot ] );
$this->assertSame( [ SlotRecord::MAIN, 'aux' ], $slots->getSlotRoles() );
}
public function testGetSlotRoles_noSlots() {
$slots = $this->newRevisionSlots( [] );
$this->assertSame( [], $slots->getSlotRoles() );
}
public function testGetSlots() {
$mainSlot = SlotRecord::newUnsaved( SlotRecord::MAIN, new WikitextContent( 'A' ) );
$auxSlot = SlotRecord::newUnsaved( 'aux', new WikitextContent( 'B' ) );
$slotsArray = [ $mainSlot, $auxSlot ];
$slots = $this->newRevisionSlots( $slotsArray );
$this->assertEquals( [ SlotRecord::MAIN => $mainSlot, 'aux' => $auxSlot ], $slots->getSlots() );
}
public function testGetNonDerivedSlots() {
$mainSlot = SlotRecord::newUnsaved( SlotRecord::MAIN, new WikitextContent( 'A' ) );
$auxSlot = SlotRecord::newDerived( 'aux', new WikitextContent( 'B' ) );
$slotsArray = [ $mainSlot, $auxSlot ];
$slots = $this->newRevisionSlots( $slotsArray );
$this->assertEquals( [ SlotRecord::MAIN => $mainSlot ], $slots->getPrimarySlots() );
}
public function testGetInheritedSlots() {
$mainSlot = SlotRecord::newUnsaved( SlotRecord::MAIN, new WikitextContent( 'A' ) );
$auxSlot = SlotRecord::newInherited(
SlotRecord::newSaved(
7, 7, 'foo',
SlotRecord::newUnsaved( 'aux', new WikitextContent( 'B' ) )
)
);
$slotsArray = [ $mainSlot, $auxSlot ];
$slots = $this->newRevisionSlots( $slotsArray );
$this->assertEquals( [ 'aux' => $auxSlot ], $slots->getInheritedSlots() );
}
public function testGetOriginalSlots() {
$mainSlot = SlotRecord::newUnsaved( SlotRecord::MAIN, new WikitextContent( 'A' ) );
$auxSlot = SlotRecord::newInherited(
SlotRecord::newSaved(
7, 7, 'foo',
SlotRecord::newUnsaved( 'aux', new WikitextContent( 'B' ) )
)
);
$slotsArray = [ $mainSlot, $auxSlot ];
$slots = $this->newRevisionSlots( $slotsArray );
$this->assertEquals( [ SlotRecord::MAIN => $mainSlot ], $slots->getOriginalSlots() );
}
public static function provideComputeSize() {
yield [ 1, [ 'A' ] ];
yield [ 2, [ 'AA' ] ];
yield [ 4, [ 'AA', 'X', 'H' ] ];
}
/**
* @dataProvider provideComputeSize
*/
public function testComputeSize( $expected, $contentStrings ) {
$slotsArray = [];
foreach ( $contentStrings as $key => $contentString ) {
$slotsArray[] = SlotRecord::newUnsaved( strval( $key ), new WikitextContent( $contentString ) );
}
$slots = $this->newRevisionSlots( $slotsArray );
$this->assertSame( $expected, $slots->computeSize() );
}
public static function provideComputeSha1() {
yield [ 'ctqm7794fr2dp1taki8a88ovwnvmnmj', [ 'A' ] ];
yield [ 'eyq8wiwlcofnaiy4eid97gyfy60uw51', [ 'AA' ] ];
yield [ 'lavctqfpxartyjr31f853drgfl4kj1g', [ 'AA', 'X', 'H' ] ];
}
/**
* @dataProvider provideComputeSha1
* @note this test is a bit brittle as the hashes are hardcoded, perhaps just check that strings
* are returned and different Slots objects return different strings?
*/
public function testComputeSha1( $expected, $contentStrings ) {
$slotsArray = [];
foreach ( $contentStrings as $key => $contentString ) {
$slotsArray[] = SlotRecord::newUnsaved(
strval( $key ),
$this->getTextContent( $contentString )
);
}
$slots = $this->newRevisionSlots( $slotsArray );
$this->assertSame( $expected, $slots->computeSha1() );
}
public function provideHasSameContent() {
$fooX = SlotRecord::newUnsaved( 'x', $this->getTextContent( 'Foo' ) );
$barZ = SlotRecord::newUnsaved( 'z', $this->getTextContent( 'Bar' ) );
$fooY = SlotRecord::newUnsaved( 'y', $this->getTextContent( 'Foo' ) );
$barZS = SlotRecord::newSaved( 7, 7, 'xyz', $barZ );
$barZ2 = SlotRecord::newUnsaved( 'z', $this->getTextContent( 'Baz' ) );
$a = $this->newRevisionSlots( [ 'x' => $fooX, 'z' => $barZ ] );
$a2 = $this->newRevisionSlots( [ 'x' => $fooX, 'z' => $barZ ] );
$a3 = $this->newRevisionSlots( [ 'x' => $fooX, 'z' => $barZS ] );
$b = $this->newRevisionSlots( [ 'y' => $fooY, 'z' => $barZ ] );
$c = $this->newRevisionSlots( [ 'x' => $fooX, 'z' => $barZ2 ] );
yield 'same instance' => [ $a, $a, true ];
yield 'same slots' => [ $a, $a2, true ];
yield 'same content' => [ $a, $a3, true ];
yield 'different roles' => [ $a, $b, false ];
yield 'different content' => [ $a, $c, false ];
}
/**
* @dataProvider provideHasSameContent
*/
public function testHasSameContent( RevisionSlots $a, RevisionSlots $b, $same ) {
$this->assertSame( $same, $a->hasSameContent( $b ) );
$this->assertSame( $same, $b->hasSameContent( $a ) );
}
public function provideGetRolesWithDifferentContent() {
$fooX = SlotRecord::newUnsaved( 'x', $this->getTextContent( 'Foo' ) );
$barZ = SlotRecord::newUnsaved( 'z', $this->getTextContent( 'Bar' ) );
$fooY = SlotRecord::newUnsaved( 'y', $this->getTextContent( 'Foo' ) );
$barZS = SlotRecord::newSaved( 7, 7, 'xyz', $barZ );
$barZ2 = SlotRecord::newUnsaved( 'z', $this->getTextContent( 'Baz' ) );
$a = $this->newRevisionSlots( [ 'x' => $fooX, 'z' => $barZ ] );
$a2 = $this->newRevisionSlots( [ 'x' => $fooX, 'z' => $barZ ] );
$a3 = $this->newRevisionSlots( [ 'x' => $fooX, 'z' => $barZS ] );
$b = $this->newRevisionSlots( [ 'y' => $fooY, 'z' => $barZ ] );
$c = $this->newRevisionSlots( [ 'x' => $fooX, 'z' => $barZ2 ] );
yield 'same instance' => [ $a, $a, [] ];
yield 'same slots' => [ $a, $a2, [] ];
yield 'same content' => [ $a, $a3, [] ];
yield 'different roles' => [ $a, $b, [ 'x', 'y' ] ];
yield 'different content' => [ $a, $c, [ 'z' ] ];
}
/**
* @dataProvider provideGetRolesWithDifferentContent
*/
public function testGetRolesWithDifferentContent( RevisionSlots $a, RevisionSlots $b, $roles ) {
$this->assertArrayEquals( $roles, $a->getRolesWithDifferentContent( $b ) );
$this->assertArrayEquals( $roles, $b->getRolesWithDifferentContent( $a ) );
}
}
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