/**
* Creates a changeset instance for the given source file.
*
* @param PHP_ChangeCoverage_Source_File $file
*
* @return PHP_ChangeCoverage_ChangeSet
*/
public function create(PHP_ChangeCoverage_Source_File $file)
{
if (is_object($vcs = $this->createVcsFile($file->getPath()))) {
return new PHP_ChangeCoverage_ChangeSet_VersionControl($vcs, $file);
}
return new PHP_ChangeCoverage_ChangeSet_FileSystem($file);
}
/**
* This method calculates the changed lines within the specified time range
* and the given version for the context file and flags all changed lines
* as changed.
*
* @param string|integer $version The vcs version to check.
*
* @return void
*/
protected function calculateChangedLinesForVersion($version)
{
$blame = $this->vcs->blame($version);
foreach ($this->file->getLines() as $line) {
if (isset($blame[$line->getNumber() - 1])) {
$this->flagChangedLines($line, $blame[$line->getNumber() - 1]);
}
}
}
/**
* This method creates an array with coverage data similar to that arrays
* which xdebug's coverage code generates.
*
* This method sets an internal execution flag to <b>true</b> when there is
* more coverage information available than the current array contains.
*
* @return array(integer=>integer)
*/
protected function createXdebugCoverageArray()
{
$this->stopExecution = true;
$xdebug = array();
foreach ($this->file->getLines() as $line) {
if ($line->hasChanged($line)) {
if ($line->getCount() === 0) {
$xdebug[$line->getNumber()] = -1;
} else {
if ($line->decrementCount() > 0) {
$this->stopExecution = false;
}
$xdebug[$line->getNumber()] = 1;
}
} else {
$xdebug[$line->getNumber()] = $this->unmodifiedLineStatus;
}
}
return array($this->file->getPath() => $xdebug);
}
/**
* testGetLinesReturnsIteratorInstance
*
* @return void
* @covers PHP_ChangeCoverage_Source_File
* @group source
* @group unittest
*/
public function testGetLinesReturnsIteratorInstance()
{
$file = new PHP_ChangeCoverage_Source_File(__FILE__, array());
self::assertType('Iterator', $file->getLines());
}
/**
* testCalculateNotFlagsLinesChangedWhenFilemtimeIsNotInDateRange
*
* @return void
* @covers PHP_ChangeCoverage_ChangeSet_FileSystem
* @group changeset
* @group unittest
*/
public function testCalculateNotFlagsLinesChangedWhenFilemtimeIsNotInDateRange()
{
$file = new PHP_ChangeCoverage_Source_File(__FILE__, array(new PHP_ChangeCoverage_Source_Line(__LINE__, 1)));
$changeSet = new PHP_ChangeCoverage_ChangeSet_FileSystem($file);
$changeSet->setStartDate(filemtime(__FILE__) + 1);
$changeSet->calculate();
self::assertFalse($file->getLines()->current()->hasChanged());
}
/**
* This method updates the changed status of all lines in the context source
* file to <b>true</b>.
*
* @return void
*/
protected function updateChangedStatus()
{
foreach ($this->file->getLines() as $line) {
$line->setChanged();
}
}