public void DefaultRuntimeTypeForMetaObjectValueType()
{
Expression exp = Expression.Default(typeof(ValueTypeOnlyKnownHere));
NopDynamicObject nop = new NopDynamicObject();
DynamicMetaObject dmo = nop.GetMetaObject(exp);
Assert.Same(typeof(ValueTypeOnlyKnownHere), dmo.RuntimeType);
Assert.Same(typeof(ValueTypeOnlyKnownHere), dmo.LimitType);
}
public void MetaObjectNullExpression()
{
NopDynamicObject nop = new NopDynamicObject();
// Ideally the name returned should be "parameter" to match that on GetMetaObject
// but the only way to change this without making other calls incorrect and without
// a breaking change to names would be to catch and rethrow, which is more expensive
// than it's worth.
Assert.Throws <ArgumentNullException>("expression", () => nop.GetMetaObject(null));
}
public void DefaultPropertiesForMetaObject()
{
Expression exp = Expression.Default(typeof(TypeOnlyKnownHere));
NopDynamicObject nop = new NopDynamicObject();
DynamicMetaObject dmo = nop.GetMetaObject(exp);
Assert.Same(nop, dmo.Value);
Assert.Same(exp, dmo.Expression);
Assert.True(dmo.HasValue);
Assert.Same(BindingRestrictions.Empty, dmo.Restrictions);
}
public void MetaObjectNullExpression()
{
NopDynamicObject nop = new NopDynamicObject();
// Ideally the name returned should be "parameter" to match that on GetMetaObject
// but the only way to change this without making other calls incorrect and without
// a breaking change to names would be to catch and rethrow, which is more expensive
// than it's worth.
Assert.Throws<ArgumentNullException>("expression", () => nop.GetMetaObject(null));
}
public void DefaultRuntimeTypeForMetaObjectValueType()
{
Expression exp = Expression.Default(typeof(ValueTypeOnlyKnownHere));
NopDynamicObject nop = new NopDynamicObject();
DynamicMetaObject dmo = nop.GetMetaObject(exp);
Assert.Same(typeof(ValueTypeOnlyKnownHere), dmo.RuntimeType);
Assert.Same(typeof(ValueTypeOnlyKnownHere), dmo.LimitType);
}
public void DefaultPropertiesForMetaObject()
{
Expression exp = Expression.Default(typeof(TypeOnlyKnownHere));
NopDynamicObject nop = new NopDynamicObject();
DynamicMetaObject dmo = nop.GetMetaObject(exp);
Assert.Same(nop, dmo.Value);
Assert.Same(exp, dmo.Expression);
Assert.True(dmo.HasValue);
Assert.Same(BindingRestrictions.Empty, dmo.Restrictions);
}