view tests/mini/typeinfo10.d @ 351:f273f5c58a9a trunk

[svn r372] Fixed extern(C++) handling now same as DMD, which is to treat it like extern(C). Fixed a problem in resolving struct types where the size of elements might not yet be known. Switched to using DMD size() instead of LLVM ABI size (TargetData).
author lindquist
date Mon, 14 Jul 2008 03:23:43 +0200
parents 1bb99290e03a
children 0a5f7890f327
line wrap: on
line source

module typeinfo10;

struct S
{
    long l;
    float f;
    void* vp;

    hash_t toHash()
    {
        return l + cast(size_t)f;
    }

    int opEquals(S s)
    {
        return (s.l == l) && (s.f == f);
    }

    int opCmp(S a)
    {
        if (l == a.l) {
            return (f < a.f) ? -1 : (f > a.f) ? 1 : 0;
        }
        return (l < a.l) ? -1 : 1;
    }

    char[] toString()
    {
        return "S instance";
    }
}

void main()
{
    S s=S(-1, 0);
    S t=S(-1, 1);
    S u=S(11,-1);
    S v=S(12,13);

    {
        assert(s == s);
        assert(s != t);
        assert(s != v);
        assert(s < t);
        assert(u > s);
        assert(v > u);
    }

    {
        auto ti = typeid(S);
        assert(ti.getHash(&s) == s.toHash());
        assert(ti.equals(&s,&s));
        assert(!ti.equals(&s,&t));
        assert(!ti.equals(&s,&v));
        assert(ti.compare(&s,&s) == 0);
        assert(ti.compare(&s,&t) < 0);
        assert(ti.compare(&u,&s) > 0);
        assert(ti.compare(&v,&u) > 0);
        {
            auto tis = cast(TypeInfo_Struct)ti;
            assert(tis.xtoString(&s) == s.toString());
        }
    }
}