ArrayUtilsTest.php

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<?php
class ArrayUtilsTest extends MediaWikiTestCase {
    private $search;
 
    function testFindLowerBound(
        $valueCallback, $valueCount, $comparisonCallback, $target, $expected
    ) {
        $this->assertSame(
            ArrayUtils::findLowerBound(
                $valueCallback, $valueCount, $comparisonCallback, $target
            ), $expected
        );
    }
 
    function provideFindLowerBound() {
        $self = $this;
        $indexValueCallback = function( $size ) use ( $self ) {
            return function( $val ) use ( $self, $size ) {
                $self->assertTrue( $val >= 0 );
                $self->assertTrue( $val < $size );
                return $val;
            };
        };
        $comparisonCallback = function( $a, $b ) {
            return $a - $b;
        };
 
        return array(
            array(
                $indexValueCallback( 0 ),
                0,
                $comparisonCallback,
                1,
                false,
            ),
            array(
                $indexValueCallback( 1 ),
                1,
                $comparisonCallback,
                -1,
                false,
            ),
            array(
                $indexValueCallback( 1 ),
                1,
                $comparisonCallback,
                0,
                0,
            ),
            array(
                $indexValueCallback( 1 ),
                1,
                $comparisonCallback,
                1,
                0,
            ),
            array(
                $indexValueCallback( 2 ),
                2,
                $comparisonCallback,
                -1,
                false,
            ),
            array(
                $indexValueCallback( 2 ),
                2,
                $comparisonCallback,
                0,
                0,
            ),
            array(
                $indexValueCallback( 2 ),
                2,
                $comparisonCallback,
                0.5,
                0,
            ),
            array(
                $indexValueCallback( 2 ),
                2,
                $comparisonCallback,
                1,
                1,
            ),
            array(
                $indexValueCallback( 2 ),
                2,
                $comparisonCallback,
                1.5,
                1,
            ),
            array(
                $indexValueCallback( 3 ),
                3,
                $comparisonCallback,
                1,
                1,
            ),
            array(
                $indexValueCallback( 3 ),
                3,
                $comparisonCallback,
                1.5,
                1,
            ),
            array(
                $indexValueCallback( 3 ),
                3,
                $comparisonCallback,
                2,
                2,
            ),
            array(
                $indexValueCallback( 3 ),
                3,
                $comparisonCallback,
                3,
                2,
            ),
        );
    }
 
    function testArrayDiffAssocRecursive( $expected ) {
        $args = func_get_args();
        array_shift( $args );
        $this->assertEquals( call_user_func_array(
            'ArrayUtils::arrayDiffAssocRecursive', $args
        ), $expected );
    }
 
    function provideArrayDiffAssocRecursive() {
        return array(
            array(
                array(),
                array(),
                array(),
            ),
            array(
                array(),
                array(),
                array(),
                array(),
            ),
            array(
                array( 1 ),
                array( 1 ),
                array(),
            ),
            array(
                array( 1 ),
                array( 1 ),
                array(),
                array(),
            ),
            array(
                array(),
                array(),
                array( 1 ),
            ),
            array(
                array(),
                array(),
                array( 1 ),
                array( 2 ),
            ),
            array(
                array( '' => 1 ),
                array( '' => 1 ),
                array(),
            ),
            array(
                array(),
                array(),
                array( '' => 1 ),
            ),
            array(
                array( 1 ),
                array( 1 ),
                array( 2 ),
            ),
            array(
                array(),
                array( 1 ),
                array( 2 ),
                array( 1 ),
            ),
            array(
                array(),
                array( 1 ),
                array( 1, 2 ),
            ),
            array(
                array( 1 => 1 ),
                array( 1 => 1 ),
                array( 1 ),
            ),
            array(
                array(),
                array( 1 => 1 ),
                array( 1 ),
                array( 1 => 1),
            ),
            array(
                array(),
                array( 1 => 1 ),
                array( 1, 1, 1 ),
            ),
            array(
                array(),
                array( array() ),
                array(),
            ),
            array(
                array(),
                array( array( array() ) ),
                array(),
            ),
            array(
                array( 1, array( 1 ) ),
                array( 1, array( 1 ) ),
                array(),
            ),
            array(
                array( 1 ),
                array( 1, array( 1 ) ),
                array( 2, array( 1 ) ),
            ),
            array(
                array(),
                array( 1, array( 1 ) ),
                array( 2, array( 1 ) ),
                array( 1, array( 2 ) ),
            ),
            array(
                array( 1 ),
                array( 1, array() ),
                array( 2 ),
            ),
            array(
                array(),
                array( 1, array() ),
                array( 2 ),
                array( 1 ),
            ),
            array(
                array( 1, array( 1 => 2 ) ),
                array( 1, array( 1, 2 ) ),
                array( 2, array( 1 ) ),
            ),
            array(
                array( 1 ),
                array( 1, array( 1, 2 ) ),
                array( 2, array( 1 ) ),
                array( 2, array( 1 => 2 ) ),
            ),
            array(
                array( 1 => array( 1, 2 ) ),
                array( 1, array( 1, 2 ) ),
                array( 1, array( 2 ) ),
            ),
            array(
                array( 1 => array( array( 2, 3 ), 2 ) ),
                array( 1, array( array( 2, 3 ), 2 ) ),
                array( 1, array( 2 ) ),
            ),
            array(
                array( 1 => array( array( 2 ), 2 ) ),
                array( 1, array( array( 2, 3 ), 2 ) ),
                array( 1, array( array( 1 => 3 ) ) ),
            ),
            array(
                array( 1 => array( 1 => 2 ) ),
                array( 1, array( array( 2, 3 ), 2 ) ),
                array( 1, array( array( 1 => 3, 0 => 2 ) ) ),
            ),
            array(
                array( 1 => array( 1 => 2 ) ),
                array( 1, array( array( 2, 3 ), 2 ) ),
                array( 1, array( array( 1 => 3 ) ) ),
                array( 1 => array( array( 2 ) ) ),
            ),
            array(
                array(),
                array( 1, array( array( 2, 3 ), 2 ) ),
                array( 1 => array( 1 => 2, 0 => array( 1 => 3, 0 => 2 ) ), 0 => 1 ),
            ),
            array(
                array(),
                array( 1, array( array( 2, 3 ), 2 ) ),
                array( 1 => array( 1 => 2 ) ),
                array( 1 => array( array( 1 => 3 ) ) ),
                array( 1 => array( array( 2 ) ) ),
                array( 1 ),
            ),
        );
    }
}