parameters: (filename)
docstring: Determines if the given filename has a suffix that identifies it as a test.
  
    Args:
      filename: The input filename.
  
    Returns:
      True if 'filename' looks like a test, False otherwise.
docstring_summary: Determines if the given filename has a suffix that identifies it as a test.
docstring_tokens: Determines if the given filename has a suffix that identifies it as a test .
function: def _IsTestFilename(filename):
    """Determines if the given filename has a suffix that identifies it as a test.
  
    Args:
      filename: The input filename.
  
    Returns:
      True if 'filename' looks like a test, False otherwise.
    """
    if (filename.endswith('_test.cc') or
        filename.endswith('_unittest.cc') or
        filename.endswith('_regtest.cc')):
      return True
    else:
      return False
function_tokens: def _IsTestFilename ( filename ) : if ( filename . endswith ( '_test.cc' ) or filename . endswith ( '_unittest.cc' ) or filename . endswith ( '_regtest.cc' ) ) : return True else : return False