type/codemirror/mode/verilog/test.js

// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE

(function() {
  var mode = CodeMirror.getMode({indentUnit: 4}, "verilog");
  function MT(name) { test.mode(name, mode, Array.prototype.slice.call(arguments, 1)); }

  MT("binary_literals",
     "[number 1'b0]",
     "[number 1'b1]",
     "[number 1'bx]",
     "[number 1'bz]",
     "[number 1'bX]",
     "[number 1'bZ]",
     "[number 1'B0]",
     "[number 1'B1]",
     "[number 1'Bx]",
     "[number 1'Bz]",
     "[number 1'BX]",
     "[number 1'BZ]",
     "[number 1'b0]",
     "[number 1'b1]",
     "[number 2'b01]",
     "[number 2'bxz]",
     "[number 2'b11]",
     "[number 2'b10]",
     "[number 2'b1Z]",
     "[number 12'b0101_0101_0101]",
     "[number 1'b 0]",
     "[number 'b0101]"
  );

  MT("octal_literals",
     "[number 3'o7]",
     "[number 3'O7]",
     "[number 3'so7]",
     "[number 3'SO7]"
  );

  MT("decimal_literals",
     "[number 0]",
     "[number 1]",
     "[number 7]",
     "[number 123_456]",
     "[number 'd33]",
     "[number 8'd255]",
     "[number 8'D255]",
     "[number 8'sd255]",
     "[number 8'SD255]",
     "[number 32'd123]",
     "[number 32 'd123]",
     "[number 32 'd 123]"
  );

  MT("hex_literals",
     "[number 4'h0]",
     "[number 4'ha]",
     "[number 4'hF]",
     "[number 4'hx]",
     "[number 4'hz]",
     "[number 4'hX]",
     "[number 4'hZ]",
     "[number 32'hdc78]",
     "[number 32'hDC78]",
     "[number 32 'hDC78]",
     "[number 32'h DC78]",
     "[number 32 'h DC78]",
     "[number 32'h44x7]",
     "[number 32'hFFF?]"
  );

  MT("real_number_literals",
     "[number 1.2]",
     "[number 0.1]",
     "[number 2394.26331]",
     "[number 1.2E12]",
     "[number 1.2e12]",
     "[number 1.30e-2]",
     "[number 0.1e-0]",
     "[number 23E10]",
     "[number 29E-2]",
     "[number 236.123_763_e-12]"
  );

  MT("operators",
     "[meta ^]"
  );

  MT("keywords",
     "[keyword logic]",
     "[keyword logic] [variable foo]",
     "[keyword reg] [variable abc]"
  );

  MT("variables",
     "[variable _leading_underscore]",
     "[variable _if]",
     "[number 12] [variable foo]",
     "[variable foo] [number 14]"
  );

  MT("tick_defines",
     "[def `FOO]",
     "[def `foo]",
     "[def `FOO_bar]"
  );

  MT("system_calls",
     "[meta $display]",
     "[meta $vpi_printf]"
  );

  MT("line_comment", "[comment // Hello world]");

  // Alignment tests
  MT("align_port_map_style1",
     /**
      * mod mod(.a(a),
      *         .b(b)
      *        );
      */
     "[variable mod] [variable mod][bracket (].[variable a][bracket (][variable a][bracket )],",
     "        .[variable b][bracket (][variable b][bracket )]",
     "       [bracket )];",
     ""
  );

  MT("align_port_map_style2",
     /**
      * mod mod(
      *     .a(a),
      *     .b(b)
      * );
      */
     "[variable mod] [variable mod][bracket (]",
     "    .[variable a][bracket (][variable a][bracket )],",
     "    .[variable b][bracket (][variable b][bracket )]",
     "[bracket )];",
     ""
  );

  // Indentation tests
  MT("indent_single_statement_if",
      "[keyword if] [bracket (][variable foo][bracket )]",
      "    [keyword break];",
      ""
  );

  MT("no_indent_after_single_line_if",
      "[keyword if] [bracket (][variable foo][bracket )] [keyword break];",
      ""
  );

  MT("indent_after_if_begin_same_line",
      "[keyword if] [bracket (][variable foo][bracket )] [keyword begin]",
      "    [keyword break];",
      "    [keyword break];",
      "[keyword end]",
      ""
  );

  MT("indent_after_if_begin_next_line",
      "[keyword if] [bracket (][variable foo][bracket )]",
      "    [keyword begin]",
      "        [keyword break];",
      "        [keyword break];",
      "    [keyword end]",
      ""
  );

  MT("indent_single_statement_if_else",
      "[keyword if] [bracket (][variable foo][bracket )]",
      "    [keyword break];",
      "[keyword else]",
      "    [keyword break];",
      ""
  );

  MT("indent_if_else_begin_same_line",
      "[keyword if] [bracket (][variable foo][bracket )] [keyword begin]",
      "    [keyword break];",
      "    [keyword break];",
      "[keyword end] [keyword else] [keyword begin]",
      "    [keyword break];",
      "    [keyword break];",
      "[keyword end]",
      ""
  );

  MT("indent_if_else_begin_next_line",
      "[keyword if] [bracket (][variable foo][bracket )]",
      "    [keyword begin]",
      "        [keyword break];",
      "        [keyword break];",
      "    [keyword end]",
      "[keyword else]",
      "    [keyword begin]",
      "        [keyword break];",
      "        [keyword break];",
      "    [keyword end]",
      ""
  );

  MT("indent_if_nested_without_begin",
      "[keyword if] [bracket (][variable foo][bracket )]",
      "    [keyword if] [bracket (][variable foo][bracket )]",
      "        [keyword if] [bracket (][variable foo][bracket )]",
      "            [keyword break];",
      ""
  );

  MT("indent_case",
      "[keyword case] [bracket (][variable state][bracket )]",
      "    [variable FOO]:",
      "        [keyword break];",
      "    [variable BAR]:",
      "        [keyword break];",
      "[keyword endcase]",
      ""
  );

  MT("unindent_after_end_with_preceding_text",
      "[keyword begin]",
      "    [keyword break]; [keyword end]",
      ""
  );

  MT("export_function_one_line_does_not_indent",
     "[keyword export] [string \"DPI-C\"] [keyword function] [variable helloFromSV];",
     ""
  );

  MT("export_task_one_line_does_not_indent",
     "[keyword export] [string \"DPI-C\"] [keyword task] [variable helloFromSV];",
     ""
  );

  MT("export_function_two_lines_indents_properly",
    "[keyword export]",
    "    [string \"DPI-C\"] [keyword function] [variable helloFromSV];",
    ""
  );

  MT("export_task_two_lines_indents_properly",
    "[keyword export]",
    "    [string \"DPI-C\"] [keyword task] [variable helloFromSV];",
    ""
  );

  MT("import_function_one_line_does_not_indent",
    "[keyword import] [string \"DPI-C\"] [keyword function] [variable helloFromC];",
    ""
  );

  MT("import_task_one_line_does_not_indent",
    "[keyword import] [string \"DPI-C\"] [keyword task] [variable helloFromC];",
    ""
  );

  MT("import_package_single_line_does_not_indent",
    "[keyword import] [variable p]::[variable x];",
    "[keyword import] [variable p]::[variable y];",
    ""
  );

  MT("covergroup_with_function_indents_properly",
    "[keyword covergroup] [variable cg] [keyword with] [keyword function] [variable sample][bracket (][keyword bit] [variable b][bracket )];",
    "    [variable c] : [keyword coverpoint] [variable c];",
    "[keyword endgroup]: [variable cg]",
    ""
  );

})();