verilator/test_regress/t/t_queue_unsup_bad.v

// DESCRIPTION: Verilator: Verilog Test module
//
// This file ONLY is placed under the Creative Commons Public Domain, for
// any use, without warranty, 2019 by Wilson Snyder.
// SPDX-License-Identifier: CC0-1.0

`define stop $stop
`define checkh(gotv,expv) do if ((gotv) !== (expv)) begin $write("%%Error: %s:%0d:  got='h%x exp='h%x\n", `__FILE__,`__LINE__, (gotv), (expv)); `stop; end while(0);
`define checks(gotv,expv) do if ((gotv) !== (expv)) begin $write("%%Error: %s:%0d:  got='%s' exp='%s'\n", `__FILE__,`__LINE__, (gotv), (expv)); `stop; end while(0);
`define checkg(gotv,expv) do if ((gotv) !== (expv)) begin $write("%%Error: %s:%0d:  got='%g' exp='%g'\n", `__FILE__,`__LINE__, (gotv), (expv)); `stop; end while(0);

module t (/*AUTOARG*/);
   initial begin
      string q[$];
      string v;
      int    i;

      q.push_front("non-empty");
      i = q.size(); `checkh(i, 0);

      q = {"q", "b", "c", "d", "e", "f"};
      v = $sformatf("%p", q); `checks(v, "'{\"q\", \"b\", \"c\", \"d\", \"e\", \"f\"} ");

      q.delete(1);
      v = q[1]; `checks(v, "c");

      q.insert(0, "ins0");
      q.insert(2, "ins2");
      v = q[0]; `checks(v, "ins0");
      v = q[2]; `checks(v, "ins2");
      v = $sformatf("%p", q); `checks(v, "'{need_update, \"q\", \"b\", \"c\", \"d\", \"e\", \"f\"} ");

      // Similar using implied notation
      q = {q, "f1"};  // push_front
      q = {q, "f2"};  // push_front
      q = {"b1", q};  // push_back
      q = {"b2", q};  // push_back
      q = {q[0], q[2:$]};  // delete element 1
      v = $sformatf("%p", q); `checks(v, "'{need_update, \"q\", \"b\", \"c\", \"d\", \"e\", \"f\"} ");

      begin
         string ai[$] = { "Foo", "Bar" };
         q = ai;  // Copy
         i = q.size(); `checkh(i, 2);
         v = q.pop_front(); `checks(v, "Foo");
         v = q.pop_front(); `checks(v, "Bar");
         q = '{ "BB", "CC" };  // Note '{} not {}
         v = q.pop_front(); `checks(v, "BB");
         v = q.pop_front(); `checks(v, "CC");
         q = { "BB", "CC" };  // Note {} not '{}
         v = q.pop_front(); `checks(v, "BB");
         v = q.pop_front(); `checks(v, "CC");
      end

      // Unpacked methods also allowed. Not supported yet.
      // find()
      // find_index()
      // find_first()
      // find_first_index()
      // find_last()
      // find_last_index()
      // min()
      // max()
      // unique()
      // unique_index()
      // reverse()
      // sort()
      // rsort()
      // shuffle()
      // sum()
      // product()
      // and()
      // or()
      // xor()
   end
endmodule