text: import pytest
  
  from openbb_terminal.cryptocurrency.onchain import blockchain_view
  
  
  @pytest.mark.vcr
  @pytest.mark.record_stdout
  def test_display_btc_circulating_supply(mocker):
      # MOCK VISUALIZE_OUTPUT
      mocker.patch(target="openbb_terminal.helper_classes.TerminalStyle.visualize_output")
  
      blockchain_view.display_btc_circulating_supply(1_601_596_800, 1_641_573_787, "")
  
  
  @pytest.mark.vcr
  @pytest.mark.record_stdout
  def test_display_btc_confirmed_transactions(mocker):
      # MOCK VISUALIZE_OUTPUT
      mocker.patch(target="openbb_terminal.helper_classes.TerminalStyle.visualize_output")
      blockchain_view.display_btc_confirmed_transactions(1_601_596_800, 1_641_573_787, "")
  