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<?php
class Swift_StreamFilters_ByteArrayReplacementFilterTest extends \PHPUnit_Framework_TestCase
{
public function testBasicReplacementsAreMade()
{
$filter = $this->_createFilter(array(0x61, 0x62), array(0x63, 0x64));
$this->assertEquals(
array(0x59, 0x60, 0x63, 0x64, 0x65),
$filter->filter(array(0x59, 0x60, 0x61, 0x62, 0x65))
);
}
public function testShouldBufferReturnsTrueIfPartialMatchAtEndOfBuffer()
{
$filter = $this->_createFilter(array(0x61, 0x62), array(0x63, 0x64));
$this->assertTrue($filter->shouldBuffer(array(0x59, 0x60, 0x61)),
'%s: Filter should buffer since 0x61 0x62 is the needle and the ending '.
'0x61 could be from 0x61 0x62'
);
}
public function testFilterCanMakeMultipleReplacements()
{
$filter = $this->_createFilter(array(array(0x61), array(0x62)), array(0x63));
$this->assertEquals(
array(0x60, 0x63, 0x60, 0x63, 0x60),
$filter->filter(array(0x60, 0x61, 0x60, 0x62, 0x60))
);
}
public function testMultipleReplacementsCanBeDifferent()
{
$filter = $this->_createFilter(array(array(0x61), array(0x62)), array(array(0x63), array(0x64)));
$this->assertEquals(
array(0x60, 0x63, 0x60, 0x64, 0x60),
$filter->filter(array(0x60, 0x61, 0x60, 0x62, 0x60))
);
}
public function testShouldBufferReturnsFalseIfPartialMatchNotAtEndOfString()
{
$filter = $this->_createFilter(array(0x0D, 0x0A), array(0x0A));
$this->assertFalse($filter->shouldBuffer(array(0x61, 0x62, 0x0D, 0x0A, 0x63)),
'%s: Filter should not buffer since x0Dx0A is the needle and is not at EOF'
);
}
public function testShouldBufferReturnsTrueIfAnyOfMultipleMatchesAtEndOfString()
{
$filter = $this->_createFilter(array(array(0x61, 0x62), array(0x63)), array(0x64));
$this->assertTrue($filter->shouldBuffer(array(0x59, 0x60, 0x61)),
'%s: Filter should buffer since 0x61 0x62 is a needle and the ending '.
'0x61 could be from 0x61 0x62'
);
}
public function testConvertingAllLineEndingsToCRLFWhenInputIsLF()
{
$filter = $this->_createFilter(
array(array(0x0D, 0x0A), array(0x0D), array(0x0A)),
array(array(0x0A), array(0x0A), array(0x0D, 0x0A))
);
$this->assertEquals(
array(0x60, 0x0D, 0x0A, 0x61, 0x0D, 0x0A, 0x62, 0x0D, 0x0A, 0x63),
$filter->filter(array(0x60, 0x0A, 0x61, 0x0A, 0x62, 0x0A, 0x63))
);
}
public function testConvertingAllLineEndingsToCRLFWhenInputIsCR()
{
$filter = $this->_createFilter(
array(array(0x0D, 0x0A), array(0x0D), array(0x0A)),
array(array(0x0A), array(0x0A), array(0x0D, 0x0A))
);
$this->assertEquals(
array(0x60, 0x0D, 0x0A, 0x61, 0x0D, 0x0A, 0x62, 0x0D, 0x0A, 0x63),
$filter->filter(array(0x60, 0x0D, 0x61, 0x0D, 0x62, 0x0D, 0x63))
);
}
public function testConvertingAllLineEndingsToCRLFWhenInputIsCRLF()
{
$filter = $this->_createFilter(
array(array(0x0D, 0x0A), array(0x0D), array(0x0A)),
array(array(0x0A), array(0x0A), array(0x0D, 0x0A))
);
$this->assertEquals(
array(0x60, 0x0D, 0x0A, 0x61, 0x0D, 0x0A, 0x62, 0x0D, 0x0A, 0x63),
$filter->filter(array(0x60, 0x0D, 0x0A, 0x61, 0x0D, 0x0A, 0x62, 0x0D, 0x0A, 0x63))
);
}
public function testConvertingAllLineEndingsToCRLFWhenInputIsLFCR()
{
$filter = $this->_createFilter(
array(array(0x0D, 0x0A), array(0x0D), array(0x0A)),
array(array(0x0A), array(0x0A), array(0x0D, 0x0A))
);
$this->assertEquals(
array(0x60, 0x0D, 0x0A, 0x0D, 0x0A, 0x61, 0x0D, 0x0A, 0x0D, 0x0A, 0x62, 0x0D, 0x0A, 0x0D, 0x0A, 0x63),
$filter->filter(array(0x60, 0x0A, 0x0D, 0x61, 0x0A, 0x0D, 0x62, 0x0A, 0x0D, 0x63))
);
}
public function testConvertingAllLineEndingsToCRLFWhenInputContainsLFLF()
{
//Lighthouse Bug #23
$filter = $this->_createFilter(
array(array(0x0D, 0x0A), array(0x0D), array(0x0A)),
array(array(0x0A), array(0x0A), array(0x0D, 0x0A))
);
$this->assertEquals(
array(0x60, 0x0D, 0x0A, 0x0D, 0x0A, 0x61, 0x0D, 0x0A, 0x0D, 0x0A, 0x62, 0x0D, 0x0A, 0x0D, 0x0A, 0x63),
$filter->filter(array(0x60, 0x0A, 0x0A, 0x61, 0x0A, 0x0A, 0x62, 0x0A, 0x0A, 0x63))
);
}
private function _createFilter($search, $replace)
{
return new Swift_StreamFilters_ByteArrayReplacementFilter($search, $replace);
}
}
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