public void PropertyAccessWithInstanceMethodResolver()
{
var context = SimpleEvaluationContext.ForReadOnlyDataBinding().WithInstanceMethods().Build();
var target = new Person("p1");
Assert.Equal("1", parser.ParseExpression("Name.Substring(1)").GetValue(context, target));
}
public void PropertyAccessWithoutMethodResolver()
{
var context = SimpleEvaluationContext.ForReadOnlyDataBinding().Build();
var target = new Person("p1");
Assert.Throws <SpelEvaluationException>(() => parser.ParseExpression("Name.Substring(1)").GetValue(context, target));
}
public void PropertyAccessWithArrayIndexOutOfBounds()
{
var context = SimpleEvaluationContext.ForReadOnlyDataBinding().Build();
var expression = parser.ParseExpression("StringArrayOfThreeItems[3]");
var ex = Assert.Throws <SpelEvaluationException>(() => expression.GetValue(context, new Inventor()));
Assert.Equal(SpelMessage.ARRAY_INDEX_OUT_OF_BOUNDS, ex.MessageCode);
}
public void PropertyAccessWithInstanceMethodResolverAndTypedRootObject()
{
var target = new Person("p1");
var context = SimpleEvaluationContext.ForReadOnlyDataBinding().
WithInstanceMethods().WithTypedRootObject(target, typeof(object)).Build();
Assert.Equal("1", parser.ParseExpression("Name.Substring(1)").GetValue(context, target));
Assert.Same(target, context.RootObject.Value);
Assert.Equal(typeof(object), context.RootObject.TypeDescriptor);
}
public void PropertyReadOnly()
{
var context = SimpleEvaluationContext.ForReadOnlyDataBinding().Build();
var expr = parser.ParseExpression("Name");
var target = new Person("p1");
Assert.Equal("p1", expr.GetValue(context, target));
target.Name = "p2";
Assert.Equal("p2", expr.GetValue(context, target));
Assert.Throws <SpelEvaluationException>(() => parser.ParseExpression("Name='p3'").GetValue(context, target));
}
public void PropertyReadWrite()
{
var context = SimpleEvaluationContext.ForReadWriteDataBinding().Build();
var expr = parser.ParseExpression("Name");
var target = new Person("p1");
Assert.Equal("p1", expr.GetValue(context, target));
target.Name = "p2";
Assert.Equal("p2", expr.GetValue(context, target));
parser.ParseExpression("Name='p3'").GetValue(context, target);
Assert.Equal("p3", target.Name);
Assert.Equal("p3", expr.GetValue(context, target));
expr.SetValue(context, target, "p4");
Assert.Equal("p4", target.Name);
Assert.Equal("p4", expr.GetValue(context, target));
}
public void NoGetClassAccess()
{
var context = SimpleEvaluationContext.ForReadOnlyDataBinding().Build();
Assert.Throws <SpelEvaluationException>(() => parser.ParseExpression("'a'.GetType().Name").GetValue(context));
}
