87 lines
2.7 KiB
D
87 lines
2.7 KiB
D
module cpp11_rvalue_reference_move_runme;
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import cpp11_rvalue_reference_move.Counter;
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import cpp11_rvalue_reference_move.MovableCopyable;
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import std.algorithm;
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void main() {
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{
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// Function containing rvalue reference parameter
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Counter.reset_counts();
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scope MovableCopyable mo = new MovableCopyable(222);
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Counter.check_counts(1, 0, 0, 0, 0, 0);
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MovableCopyable.movein(mo);
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Counter.check_counts(1, 0, 0, 1, 0, 2);
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if (!MovableCopyable.is_nullptr(mo))
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throw new Exception("is_nullptr failed");
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mo.dispose();
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Counter.check_counts(1, 0, 0, 1, 0, 2);
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}
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{
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// Move constructor test
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Counter.reset_counts();
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scope MovableCopyable mo = new MovableCopyable(222);
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Counter.check_counts(1, 0, 0, 0, 0, 0);
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MovableCopyable mo_moved = new MovableCopyable(mo);
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Counter.check_counts(1, 0, 0, 1, 0, 1);
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if (!MovableCopyable.is_nullptr(mo))
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throw new Exception("is_nullptr failed");
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mo.dispose();
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Counter.check_counts(1, 0, 0, 1, 0, 1);
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mo_moved.dispose();
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Counter.check_counts(1, 0, 0, 1, 0, 2);
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}
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{
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// Move assignment operator test
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Counter.reset_counts();
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scope MovableCopyable mo111 = new MovableCopyable(111);
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scope MovableCopyable mo222 = new MovableCopyable(222);
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Counter.check_counts(2, 0, 0, 0, 0, 0);
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mo111.MoveAssign(mo222);
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Counter.check_counts(2, 0, 0, 0, 1, 1);
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if (!MovableCopyable.is_nullptr(mo222))
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throw new Exception("is_nullptr failed");
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mo222.dispose();
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Counter.check_counts(2, 0, 0, 0, 1, 1);
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mo111.dispose();
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Counter.check_counts(2, 0, 0, 0, 1, 2);
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}
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{
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// null check
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Counter.reset_counts();
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bool exception_thrown = false;
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try {
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MovableCopyable.movein(null);
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} catch (Exception e) {
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if (!canFind(e.msg, "MovableCopyable && is null"))
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throw new Exception("incorrect exception message:" ~ e.msg);
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exception_thrown = true;
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}
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if (!exception_thrown)
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throw new Exception("Should have thrown null error");
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Counter.check_counts(0, 0, 0, 0, 0, 0);
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}
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{
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// output
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Counter.reset_counts();
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MovableCopyable mc = MovableCopyable.moveout(1234);
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Counter.check_counts(2, 0, 0, 0, 1, 1);
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MovableCopyable.check_numbers_match(mc, 1234);
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bool exception_thrown = false;
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try {
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MovableCopyable.movein(mc);
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} catch (Exception e) {
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if (!canFind(e.msg, "Cannot release ownership as memory is not owned"))
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throw new Exception("incorrect exception message: " ~ e.msg);
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exception_thrown = true;
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}
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if (!exception_thrown)
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throw new Exception("Should have thrown 'Cannot release ownership as memory is not owned' error");
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Counter.check_counts(2, 0, 0, 0, 1, 1);
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}
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}
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