mirror of
https://github.com/steveicarus/iverilog.git
synced 2026-09-02 22:48:43 +02:00
Stephen Williams
cea237b407
By adding ivtest to the iverilog source tree, it is easier to keep the regression test synchronized with the source that is being tested. This should be especially helpful for PRs that add a new feature, and have a matching ivtest PR with the regression test for that feature.
78 lines
2.3 KiB
Verilog
78 lines
2.3 KiB
Verilog
module top;
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int q_tst [$:2];
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int q_tmp [$];
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bit passed;
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task automatic check_size(integer size,
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string fname,
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integer lineno);
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if (q_tst.size !== size) begin
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$display("%s:%0d: Failed: queue size != %0d (%0d)",
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fname, lineno, size, q_tst.size);
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passed = 1'b0;
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end
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endtask
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task automatic check_idx_value(integer idx,
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int expected,
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string fname,
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integer lineno);
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if (q_tst[idx] != expected) begin
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$display("%s:%0d: Failed: element [%0d] != %0d (%0d)",
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fname, lineno, idx, expected, q_tst[idx]);
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passed = 1'b0;
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end
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endtask
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initial begin
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passed = 1'b1;
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check_size(0, `__FILE__, `__LINE__);
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q_tst.push_back(2);
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q_tst.push_front(1);
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q_tst.push_back(3);
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q_tst.push_back(100); // Warning: item not added.
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check_size(3, `__FILE__, `__LINE__);
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check_idx_value(0, 1, `__FILE__, `__LINE__);
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check_idx_value(1, 2, `__FILE__, `__LINE__);
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check_idx_value(2, 3, `__FILE__, `__LINE__);
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q_tst.push_front(5); // Warning: back item removed.
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q_tst[3] = 3; // Warning: item not added.
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check_size(3, `__FILE__, `__LINE__);
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check_idx_value(0, 5, `__FILE__, `__LINE__);
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check_idx_value(1, 1, `__FILE__, `__LINE__);
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check_idx_value(2, 2, `__FILE__, `__LINE__);
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q_tst.insert(3, 10); // Warning: item not added.
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q_tst.insert(1, 2); // Warning: back item removed.
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check_size(3, `__FILE__, `__LINE__);
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check_idx_value(0, 5, `__FILE__, `__LINE__);
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check_idx_value(1, 2, `__FILE__, `__LINE__);
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check_idx_value(2, 1, `__FILE__, `__LINE__);
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q_tst = '{1, 2, 3, 4}; // Warning: items not added.
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check_size(3, `__FILE__, `__LINE__);
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check_idx_value(0, 1, `__FILE__, `__LINE__);
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check_idx_value(1, 2, `__FILE__, `__LINE__);
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check_idx_value(2, 3, `__FILE__, `__LINE__);
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q_tmp = '{4, 3, 2, 1};
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q_tst = q_tmp; // Warning not all items copied
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q_tmp[0] = 5;
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check_size(3, `__FILE__, `__LINE__);
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check_idx_value(0, 4, `__FILE__, `__LINE__);
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check_idx_value(1, 3, `__FILE__, `__LINE__);
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check_idx_value(2, 2, `__FILE__, `__LINE__);
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if (passed) $display("PASSED");
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end
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endmodule : top
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