//! Unit tests for the native Gerber and Excellon generator.
modlayers;modshapes;modsilkscreen;modvalidation;modwriters;/// Wraps extra Circuit JSON elements after a 50 x 40 mm board centred on the origin.
fnboard_with(extra:&str)-> String{format!(r#"[{{ "type": "pcb_board", "pcb_board_id": "b0", "width": 50, "height": 40,
"center": {{ "x": 0, "y": 0 }}}}{extra}]"#)}