/src/test/run-pass/assign-assign.rs

http://github.com/jruderman/rust · Rust · 22 lines · 19 code · 2 blank · 1 comment · 6 complexity · 04f8b12ad0d1f2355763f676c9032a42 MD5 · raw file 

    

  1. // Issue 483 - Assignment expressions result in nil
    2. 

  2. fn test_assign() {
    3. 

  3.     let mut x: int;
    4. 

  4.     let mut y: () = x = 10;
    5. 

  5.     assert (x == 10);
    6. 

  6.     let mut z = x = 11;
    7. 

  7.     assert (x == 11);
    8. 

  8.     z = x = 12;
    9. 

  9.     assert (x == 12);
    10. 

  10. }
    11. 

  11. 

  12. fn test_assign_op() {
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  13.     let mut x: int = 0;
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  14.     let mut y: () = x += 10;
    15. 

  15.     assert (x == 10);
    16. 

  16.     let mut z = x += 11;
    17. 

  17.     assert (x == 21);
    18. 

  18.     z = x += 12;
    19. 

  19.     assert (x == 33);
    20. 

  20. }
    21. 

  21. 

  22. fn main() { test_assign(); test_assign_op(); }
    23.