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<?php
/**
* @author Addshore
*
* @group Diff
*/
class ArrayDiffFormatterTest extends \MediaWikiUnitTestCase {
/**
* @param Diff $input
* @param array $expectedOutput
* @dataProvider provideTestFormat
* @covers ArrayDiffFormatter::format
*/
public function testFormat( Diff $input, array $expectedOutput ) {
$instance = new ArrayDiffFormatter();
$output = $instance->format( $input );
$this->assertSame( $expectedOutput, $output );
}
private function getMockDiff( array $edits ) {
$diff = $this->getMockBuilder( Diff::class )
->disableOriginalConstructor()
->getMock();
$diff->expects( $this->any() )
->method( 'getEdits' )
->will( $this->returnValue( $edits ) );
return $diff;
}
private function getMockDiffOp( string $type, $orig = [], array $closing = [] ) {
$diffOp = $this->getMockBuilder( DiffOp::class )
->disableOriginalConstructor()
->getMock();
$diffOp->expects( $this->any() )
->method( 'getType' )
->will( $this->returnValue( $type ) );
$diffOp->expects( $this->any() )
->method( 'getOrig' )
->will( $this->returnValue( $orig ) );
if ( $type === 'change' ) {
$diffOp->expects( $this->any() )
->method( 'getClosing' )
->with( $this->isType( 'integer' ) )
->will( $this->returnCallback( function () {
return 'mockLine';
} ) );
} else {
$diffOp->expects( $this->any() )
->method( 'getClosing' )
->will( $this->returnValue( $closing ) );
}
return $diffOp;
}
public function provideTestFormat() {
$emptyArrayTestCases = [
$this->getMockDiff( [] ),
$this->getMockDiff( [ $this->getMockDiffOp( 'add' ) ] ),
$this->getMockDiff( [ $this->getMockDiffOp( 'delete' ) ] ),
$this->getMockDiff( [ $this->getMockDiffOp( 'change' ) ] ),
$this->getMockDiff( [ $this->getMockDiffOp( 'copy' ) ] ),
$this->getMockDiff( [ $this->getMockDiffOp( 'FOOBARBAZ' ) ] ),
$this->getMockDiff( [ $this->getMockDiffOp( 'add', 'line' ) ] ),
$this->getMockDiff( [ $this->getMockDiffOp( 'delete', [], [ 'line' ] ) ] ),
$this->getMockDiff( [ $this->getMockDiffOp( 'copy', [], [ 'line' ] ) ] ),
];
foreach ( $emptyArrayTestCases as $testCase ) {
yield [ $testCase, [] ];
}
yield [
$this->getMockDiff( [ $this->getMockDiffOp( 'add', [], [ 'a1' ] ) ] ),
[ [ 'action' => 'add', 'new' => 'a1', 'newline' => 1 ] ],
];
yield [
$this->getMockDiff( [ $this->getMockDiffOp( 'add', [], [ 'a1', 'a2' ] ) ] ),
[
[ 'action' => 'add', 'new' => 'a1', 'newline' => 1 ],
[ 'action' => 'add', 'new' => 'a2', 'newline' => 2 ],
],
];
yield [
$this->getMockDiff( [ $this->getMockDiffOp( 'delete', [ 'd1' ] ) ] ),
[ [ 'action' => 'delete', 'old' => 'd1', 'oldline' => 1 ] ],
];
yield [
$this->getMockDiff( [ $this->getMockDiffOp( 'delete', [ 'd1', 'd2' ] ) ] ),
[
[ 'action' => 'delete', 'old' => 'd1', 'oldline' => 1 ],
[ 'action' => 'delete', 'old' => 'd2', 'oldline' => 2 ],
],
];
yield [
$this->getMockDiff( [ $this->getMockDiffOp( 'change', [ 'd1' ], [ 'a1' ] ) ] ),
[ [
'action' => 'change',
'old' => 'd1',
'new' => 'mockLine',
'oldline' => 1,
'newline' => 1,
] ],
];
yield [
$this->getMockDiff( [ $this->getMockDiffOp(
'change',
[ 'd1', 'd2' ],
[ 'a1', 'a2' ]
) ] ),
[
[
'action' => 'change',
'old' => 'd1',
'new' => 'mockLine',
'oldline' => 1,
'newline' => 1,
],
[
'action' => 'change',
'old' => 'd2',
'new' => 'mockLine',
'oldline' => 2,
'newline' => 2,
],
],
];
}
}
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