/**
* Reads the environment file either by parsing it directly or from a cached file
*/
public function read()
{
if ($this->cache->isEnabled()) {
if ($this->cache->hasCache()) {
$this->cache->loadCache();
} else {
$superGlobalEnvBackup = $_ENV;
$this->parseEnvironmentVariables();
$writtenEnvVars = array_diff_assoc($_ENV, $superGlobalEnvBackup);
$this->cache->storeCache($this->getCachedCode($writtenEnvVars));
}
} else {
$this->parseEnvironmentVariables();
}
}
/**
* @test
*/
public function isEnabledReturnsTrueWhenDirIsWritable()
{
$cacheDir = __DIR__ . '/Fixtures/cache';
$cache = new Cache($cacheDir, __DIR__ . '/Fixtures/env');
$this->assertTrue($cache->isEnabled());
}