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[Console] Disallow inheritance from ProgressBar #20487

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[Console] Disallow inheritance from ProgressBar #20487

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c8a1b19
Made ProgressBar final.
a-ast Dec 4, 2016
3615994
Changed implementation of ProgressBar tests without class mocking.
a-ast Dec 4, 2016
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2 changes: 1 addition & 1 deletion src/Symfony/Component/Console/Helper/ProgressBar.php
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Original file line number Diff line number Diff line change
Expand Up @@ -22,7 +22,7 @@
* @author Fabien Potencier <[email protected]>
* @author Chris Jones <[email protected]>
*/
class ProgressBar
final class ProgressBar
{
// options
private $barWidth = 28;
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35 changes: 26 additions & 9 deletions src/Symfony/Component/Console/Tests/Helper/ProgressBarTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -353,35 +353,52 @@ public function testSetCurrentBeforeStarting()

public function testRedrawFrequency()
{
$bar = $this->getMock('Symfony\Component\Console\Helper\ProgressBar', array('display'), array($this->getOutputStream(), 6));
$bar->expects($this->exactly(4))->method('display');

$bar = new ProgressBar($output = $this->getOutputStream(), 6);
$bar->setRedrawFrequency(2);
$bar->start();
$bar->setProgress(1);
$bar->advance(2);
$bar->advance(2);
$bar->advance(1);

rewind($output->getStream());
$this->assertEquals(
' 0/6 [>---------------------------] 0%'.
$this->generateOutput(' 3/6 [==============>-------------] 50%').
$this->generateOutput(' 5/6 [=======================>----] 83%').
$this->generateOutput(' 6/6 [============================] 100%'),
stream_get_contents($output->getStream())
);
}

public function testRedrawFrequencyIsAtLeastOneIfZeroGiven()
{
$bar = $this->getMock('Symfony\Component\Console\Helper\ProgressBar', array('display'), array($this->getOutputStream()));

$bar->expects($this->exactly(2))->method('display');
$bar = new ProgressBar($output = $this->getOutputStream());
$bar->setRedrawFrequency(0);
$bar->start();
$bar->advance();

rewind($output->getStream());
$this->assertEquals(
' 0 [>---------------------------]'.
$this->generateOutput(' 1 [->--------------------------]'),
stream_get_contents($output->getStream())
);
}

public function testRedrawFrequencyIsAtLeastOneIfSmallerOneGiven()
{
$bar = $this->getMock('Symfony\Component\Console\Helper\ProgressBar', array('display'), array($this->getOutputStream()));

$bar->expects($this->exactly(2))->method('display');
$bar = new ProgressBar($output = $this->getOutputStream());
$bar->setRedrawFrequency(0.9);
$bar->start();
$bar->advance();

rewind($output->getStream());
$this->assertEquals(
' 0 [>---------------------------]'.
$this->generateOutput(' 1 [->--------------------------]'),
stream_get_contents($output->getStream())
);
}

public function testMultiByteSupport()
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