bug #19134 Distinguish between first and subsequent progress bar displays (rquadling)
This PR was merged into the 2.7 branch.
Discussion
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Distinguish between first and subsequent progress bar displays
| Q | A
| ------------- | ---
| Branch? | 2.7
| Bug fix? | yes
| New feature? | no
| BC breaks? | no
| Deprecations? | no
| Tests pass? | yes
| Fixed tickets | #19133
| License | MIT
| Doc PR | reference to the documentation PR, if any
Fixes https://github.com/symfony/symfony/issues/19133
When a progress bar is first displayed, if it is multi-line, previously output lines are erased, depending upon the number of lines in the progress bar.
This patch fixes that be distinguishing between the first display (no erasing of previous output) and subsequent displays of the progress bar.
Commits
-------
3871e1a
Differentiate between the first time a progress bar is displayed and subsequent times
This commit is contained in:
commit
448a390970
@ -43,6 +43,7 @@ class ProgressBar
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private $formatLineCount;
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private $messages = array();
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private $overwrite = true;
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private $firstRun = true;
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private static $formatters;
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private static $formats;
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@ -522,6 +523,7 @@ class ProgressBar
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private function overwrite($message)
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{
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if ($this->overwrite) {
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if (!$this->isFirstRun()) {
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// Move the cursor to the beginning of the line
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$this->output->write("\x0D");
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@ -532,10 +534,13 @@ class ProgressBar
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if ($this->formatLineCount > 0) {
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$this->output->write(str_repeat("\x1B[1A\x1B[2K", $this->formatLineCount));
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}
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}
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} elseif ($this->step > 0) {
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$this->output->writeln('');
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}
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$this->setFirstRun(false);
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$this->output->write($message);
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}
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@ -627,4 +632,14 @@ class ProgressBar
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'debug_nomax' => ' %current% [%bar%] %elapsed:6s% %memory:6s%',
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);
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}
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private function isFirstRun()
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{
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return $this->firstRun;
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}
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private function setFirstRun($firstRun)
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{
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$this->firstRun = (bool) $firstRun;
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}
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}
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@ -29,7 +29,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0 [>---------------------------]').
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' 0 [>---------------------------]'.
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$this->generateOutput(' 1 [->--------------------------]').
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$this->generateOutput(' 0 [>---------------------------]'),
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stream_get_contents($output->getStream())
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@ -44,7 +44,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0 [>---------------------------]').
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' 0 [>---------------------------]'.
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$this->generateOutput(' 1 [->--------------------------]'),
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stream_get_contents($output->getStream())
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);
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@ -58,7 +58,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0 [>---------------------------]').
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' 0 [>---------------------------]'.
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$this->generateOutput(' 5 [----->----------------------]'),
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stream_get_contents($output->getStream())
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);
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@ -73,7 +73,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0 [>---------------------------]').
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' 0 [>---------------------------]'.
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$this->generateOutput(' 3 [--->------------------------]').
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$this->generateOutput(' 5 [----->----------------------]'),
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stream_get_contents($output->getStream())
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@ -89,7 +89,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 9/10 [=========================>--] 90%').
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' 9/10 [=========================>--] 90%'.
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$this->generateOutput(' 10/10 [============================] 100%').
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$this->generateOutput(' 11/11 [============================] 100%'),
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stream_get_contents($output->getStream())
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@ -99,7 +99,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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public function testFormat()
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{
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$expected =
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$this->generateOutput(' 0/10 [>---------------------------] 0%').
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' 0/10 [>---------------------------] 0%'.
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$this->generateOutput(' 10/10 [============================] 100%').
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$this->generateOutput(' 10/10 [============================] 100%')
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;
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@ -156,7 +156,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0/10 [/ ] 0%').
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' 0/10 [/ ] 0%'.
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$this->generateOutput(' 1/10 [_/ ] 10%'),
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stream_get_contents($output->getStream())
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);
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@ -169,7 +169,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0/50 [>---------------------------] 0%'),
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' 0/50 [>---------------------------] 0%',
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stream_get_contents($output->getStream())
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);
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}
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@ -193,7 +193,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 50/50 [============================] 100%'),
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' 50/50 [============================] 100%',
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stream_get_contents($output->getStream())
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);
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}
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@ -208,7 +208,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0/50 [>---------------------------] 0%').
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' 0/50 [>---------------------------] 0%'.
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$this->generateOutput(' 0/50 [>---------------------------] 0%').
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$this->generateOutput(' 1/50 [>---------------------------] 2%').
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$this->generateOutput(' 2/50 [=>--------------------------] 4%'),
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@ -230,7 +230,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0/50 [>---------------------------] 0%').
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' 0/50 [>---------------------------] 0%'.
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$this->generateOutput(' 0/50 [>---------------------------] 0%').
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$this->generateOutput(' 1/50 [>---------------------------] 2%').
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$this->generateOutput(' 2/50 [=>--------------------------]'),
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@ -247,7 +247,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0/50 [>---------------------------]').
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' 0/50 [>---------------------------]'.
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$this->generateOutput(' 1/50 [>---------------------------]'),
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stream_get_contents($output->getStream())
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);
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@ -264,7 +264,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0/50 [>---------------------------] 0%').
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' 0/50 [>---------------------------] 0%'.
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$this->generateOutput(' 0/50 [>---------------------------] 0%').
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$this->generateOutput(' 1/50 [>---------------------------] 2%').
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$this->generateOutput(' 15/50 [========>-------------------] 30%').
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@ -339,7 +339,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0 [>---------------------------]').
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' 0 [>---------------------------]'.
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$this->generateOutput(' 3 [■■■>------------------------]'),
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stream_get_contents($output->getStream())
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);
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@ -354,7 +354,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0/50 [>---------------------------] 0%').
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' 0/50 [>---------------------------] 0%'.
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$this->generateOutput(' 25/50 [==============>-------------] 50%').
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$this->generateOutput(''),
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stream_get_contents($output->getStream())
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@ -371,7 +371,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0/200 [>---------------------------] 0%').
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' 0/200 [>---------------------------] 0%'.
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$this->generateOutput(' 0/200 [>---------------------------] 0%').
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$this->generateOutput(' 199/200 [===========================>] 99%').
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$this->generateOutput(' 200/200 [============================] 100%'),
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@ -471,9 +471,9 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0/2 [>---------------------------] 0%')."\n".
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$this->generateOutput(' 0/3 [#---------------------------] 0%')."\n".
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rtrim($this->generateOutput(' 0 [>---------------------------]')).
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' 0/2 [>---------------------------] 0%'."\n".
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' 0/3 [#---------------------------] 0%'."\n".
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rtrim(' 0 [>---------------------------]').
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"\033[2A".
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$this->generateOutput(' 1/2 [==============>-------------] 50%')."\n".
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@ -511,7 +511,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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rtrim($this->generateOutput(' 0 [>---------------------------]')).
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rtrim(' 0 [>---------------------------]').
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rtrim($this->generateOutput(' 1 [->--------------------------]')).
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rtrim($this->generateOutput(' 2 [-->-------------------------]')).
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rtrim($this->generateOutput(' 3 [--->------------------------]')).
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@ -534,7 +534,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 3 [>---------------------------]').
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' 3 [>---------------------------]'.
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$this->generateOutput(' 2 [=========>------------------]').
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$this->generateOutput(' 0 [============================]'),
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stream_get_contents($output->getStream())
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@ -553,7 +553,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(">---------------------------\nfoobar").
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">---------------------------\nfoobar".
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$this->generateOutput("=========>------------------\nfoobar").
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"\x0D\x1B[2K\x1B[1A\x1B[2K".
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$this->generateOutput("============================\nfoobar"),
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@ -588,11 +588,11 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(
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" \033[44;37m Starting the demo... fingers crossed \033[0m\n".
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' 0/15 '.$progress.str_repeat($empty, 26)." 0%\n".
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" \xf0\x9f\x8f\x81 < 1 sec \033[44;37m 0 B \033[0m"
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).
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.
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$this->generateOutput(
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" \033[44;37m Looks good to me... \033[0m\n".
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' 4/15 '.str_repeat($done, 7).$progress.str_repeat($empty, 19)." 26%\n".
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@ -614,7 +614,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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$bar->start();
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0 [>---------------------------]'),
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' 0 [>---------------------------]',
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stream_get_contents($output->getStream())
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);
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@ -623,7 +623,7 @@ class ProgressBarTest extends \PHPUnit_Framework_TestCase
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$bar->start();
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rewind($output->getStream());
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$this->assertEquals(
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$this->generateOutput(' 0/10 [>---------------------------] 0%'),
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' 0/10 [>---------------------------] 0%',
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stream_get_contents($output->getStream())
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);
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}
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