silverstripe-framework/tests/php/Core/EnvironmentTest.php

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<?php
namespace SilverStripe\Core\Tests;
use ReflectionProperty;
use SilverStripe\Core\Environment;
use SilverStripe\Dev\SapphireTest;
class EnvironmentTest extends SapphireTest
{
public function providerTestPutEnv()
{
return [
['_ENVTEST_BOOL=true', '_ENVTEST_BOOL', true],
['_ENVTEST_BOOL_QUOTED="true"', '_ENVTEST_BOOL_QUOTED', 'true'],
['_ENVTEST_NUMBER=1', '_ENVTEST_NUMBER', 1],
['_ENVTEST_NUMBER_QUOTED="1"', '_ENVTEST_NUMBER_QUOTED', '1'],
['_ENVTEST_NUMBER_SPECIAL="value=4"', '_ENVTEST_NUMBER_SPECIAL', 'value=4'],
['_ENVTEST_BLANK', '_ENVTEST_BLANK', false],
];
}
/**
* @dataProvider providerTestPutenv
*/
public function testPutEnv($put, $var, $value)
{
Environment::putEnv($put);
$this->assertEquals($value, Environment::getEnv($var));
}
/**
* @dataProvider providerTestPutEnv
*/
public function testSetEnv($put, $var, $value)
{
Environment::setEnv($var, $value);
$this->assertEquals($value, Environment::getEnv($var));
}
public function testRestoreEnv()
{
// Set and backup original vars
Environment::putEnv('_ENVTEST_RESTORED=initial');
$vars = Environment::getVariables();
$this->assertEquals('initial', Environment::getEnv('_ENVTEST_RESTORED'));
// Modify environment
Environment::putEnv('_ENVTEST_RESTORED=new');
$this->assertEquals('initial', $vars['env']['_ENVTEST_RESTORED']);
$this->assertEquals('new', Environment::getEnv('_ENVTEST_RESTORED'));
// Restore
Environment::setVariables($vars);
$this->assertEquals('initial', Environment::getEnv('_ENVTEST_RESTORED'));
}
public function testGetVariables()
{
$GLOBALS['test'] = 'global';
$vars = Environment::getVariables();
$this->assertArrayHasKey('test', $vars);
$this->assertEquals('global', $vars['test']);
$this->assertEquals('global', $GLOBALS['test']);
$vars['test'] = 'fail';
$this->assertEquals('fail', $vars['test']);
$this->assertEquals('global', $GLOBALS['test']);
}
public function provideHasEnv()
{
$setAsOptions = [
'.env',
'_ENV',
'_SERVER',
'putenv',
];
$valueOptions = [
true,
false,
0,
1,
1.75,
'',
'0',
'some-value',
];
$scenarios = [];
foreach ($setAsOptions as $setAs) {
foreach ($valueOptions as $value) {
$scenarios[] = [
'setAs' => $setAs,
'value' => $value,
'expected' => true,
];
}
}
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// `null` isn't a supported value outside of using the `.env` option.
$scenarios[] = [
'setAs' => '.env',
'value' => null,
'expected' => true,
];
$scenarios[] = [
'setAs' => null,
'value' => null,
'expected' => false,
];
return $scenarios;
}
/**
* @dataProvider provideHasEnv
*/
public function testHasEnv(?string $setAs, $value, bool $expected)
{
$name = '_ENVTEST_HAS_ENV';
// Set the value
switch ($setAs) {
case '.env':
Environment::setEnv($name, $value);
break;
case '_ENV':
$_ENV[$name] = $value;
break;
case '_SERVER':
$_SERVER[$name] = $value;
break;
case 'putenv':
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$val = is_string($value) ? $value : json_encode($value);
putenv("$name=$val");
break;
default:
// null is no-op, to validate not setting it works as expected.
if ($setAs !== null) {
$this->fail("setAs value $setAs isn't taken into account correctly for this test.");
}
}
$this->assertSame($expected, Environment::hasEnv($name));
// unset the value
$reflectionEnv = new ReflectionProperty(Environment::class, 'env');
$reflectionEnv->setAccessible(true);
$reflectionEnv->setValue(array_diff($reflectionEnv->getValue(), [$name => $value]));
unset($_ENV[$name]);
unset($_SERVER[$name]);
putenv("$name");
}
}