public function setThrowsExceptionIfCachePathLengthExceedsMaximumPathLength()
{
$mockEnvironmentConfiguration = new EnvironmentConfiguration(__DIR__ . '~Testing', 'vfs://Temporary/Directory/', 5);
$entryIdentifier = 'BackendFileTest';
$backend = $this->getMockBuilder(SimpleFileBackend::class)->setMethods(['setTag', 'writeCacheFile'])->disableOriginalConstructor()->getMock();
$backend->expects($this->once())->method('writeCacheFile')->willReturn(false);
$this->inject($backend, 'environmentConfiguration', $mockEnvironmentConfiguration);
$backend->set($entryIdentifier, 'cache data');
}