Mercurial > projects > dstress
annotate run/mini/dgs.d @ 1628:c6ef09dfba4d
add mini test set from ldc project
author | Moritz Warning <moritzwarning@web.de> |
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date | Mon, 10 Jan 2011 19:47:18 +0100 |
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1628
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1 |
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2 extern(C) int printf(char*, ...); |
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3 |
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4 struct S |
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5 { |
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6 int i; |
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7 int square() |
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8 { |
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9 return i*i; |
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10 } |
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11 int plus(int a) |
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12 { |
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13 return i + a; |
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14 } |
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15 int minus(int a) |
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16 { |
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17 return i - a; |
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18 } |
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19 int delegate(int) get(char op) |
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20 { |
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21 int delegate(int) rval; |
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22 if (op == '+') |
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23 rval = + |
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24 else if (op == '-') |
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25 rval = − |
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26 return rval; |
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27 } |
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28 } |
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29 |
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30 int calldg1(int delegate(int) dg, int i) |
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31 { |
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32 return dg(i); |
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33 } |
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34 |
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35 void delegate() retdg() |
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36 { |
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37 void delegate() dg; |
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38 return dg; |
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39 } |
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40 |
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41 void getretdg() |
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42 { |
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43 void delegate() dg; |
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44 dg = retdg(); |
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45 } |
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46 |
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47 class C |
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48 { |
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49 int i; |
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50 void m() |
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51 { |
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52 i = 42; |
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53 } |
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54 } |
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55 |
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56 void getclassdg() |
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57 { |
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58 scope c = new C; |
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59 void delegate() dg = &c.m; |
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60 assert(c.i != 42); |
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61 dg(); |
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62 assert(c.i == 42); |
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63 } |
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64 |
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65 void main() |
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66 { |
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67 printf("Delegate test\n"); |
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68 S s = S(4); |
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69 |
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70 auto dg = &s.square; |
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71 //assert(dg() == 16); |
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72 //dg(); |
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73 |
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74 /*auto dg1 = &s.plus; |
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75 assert(dg1(6) == 10); |
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76 |
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77 auto dg2 = &s.minus; |
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78 assert(calldg1(dg2,30) == -26); |
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79 |
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80 auto dg3 = s.get('+'); |
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81 assert(dg3(16) == 20); |
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82 |
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83 getretdg(); |
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84 getclassdg();*/ |
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85 |
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86 printf(" SUCCESS\n"); |
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87 } |