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annotate tests/mini/v2d.d @ 341:1bb99290e03a trunk

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[svn r362] Started merging the old 'test' dir as well as the newer 'tangotests' dir into 'tests/mini' and 'tests/minicomplex'.
author lindquist
date Sun, 13 Jul 2008 02:51:19 +0200
parents test/v2d.d@d9d5d59873d8
children
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d9d5d59873d8 [svn r291] Fixed a bunch of the old Phobos tests to work with Tango.
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1 extern(C) int printf(char*, ...);
d9d5d59873d8 [svn r291] Fixed a bunch of the old Phobos tests to work with Tango.
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2
1
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3 struct V2D(T)
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4 {
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5 T x,y;
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6
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7 T dot(ref V2D v)
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8 {
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9 return x*v.x + y*v.y;
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10 }
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11
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12 V2D opAdd(ref V2D v)
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13 {
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14 return V2D(x+v.x, y+v.y);
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15 }
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16 }
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17
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18 alias V2D!(float) V2Df;
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20 void main()
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21 {
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22 printf("V2D test\n");
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23 auto up = V2Df(0.0f, 1.0f);
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24 auto right = V2Df(1.0f, 0.0f);
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25 assert(up.dot(right) == 0.0f);
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26 auto upright = up + right;
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27 assert(upright.x == 1.0f && upright.y == 1.0f);
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28 auto copy = upright;
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29 copy.x++;
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30 assert(copy.x > upright.x);
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31 printf(" SUCCESS\n");
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32 }