function toolboxTestBlocksInit(workspace) {
  initAlign(workspace);
  initBasic(workspace);
  initChameleon(workspace);
  initConnections(workspace);
  initDrag(workspace);
  initFields(workspace);
  initMutators(workspace);
  initStyle(workspace);
  initSerialization(workspace);

  const addAllBlocksToWorkspace = function (button) {
    const workspace = button.getTargetWorkspace();
    const blocks = workspace.getFlyout().getWorkspace().getTopBlocks();
    for (let i = 0, block; (block = blocks[i]); i++) {
      const state = Blockly.serialization.blocks.save(block, {
        addCoordinates: true,
      });
      Blockly.serialization.blocks.append(state, workspace);
    }
  };
  workspace.registerButtonCallback(
    'addAllBlocksToWorkspace',
    addAllBlocksToWorkspace,
  );
}
Initialize this toolbox.
@param {!Blockly.WorkspaceSvg} workspace The Blockly workspace.