public void TestPropertyAccessorBuilders()
{
var pID = typeof(TestClass).GetProperty("ID", System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.Static);
var pBool = typeof(TestClass).GetProperty("BoolProp", System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.Static);
var pIndexed = typeof(TestClass).GetProperty("Item", System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.Static);
var pStatic = typeof(TestClass).GetProperty("StaticText", System.Reflection.BindingFlags.Public | System.Reflection.BindingFlags.NonPublic | System.Reflection.BindingFlags.Instance | System.Reflection.BindingFlags.Static | System.Reflection.BindingFlags.FlattenHierarchy);
var builder = new PropertyAccessorLambdaBuilder();
var getterID = builder.BuildInstanceGetter <TestClass, int>(pID).Compile();
var setterID = builder.BuildInstanceSetter <TestClass, int>(pID).Compile();
//var getterID = builder.BuildGetterExpression(pID).Compile();
//var setterID = builder.BuildSetterExpression(pID).Compile();
var o = new TestClass(1)
{
BoolProp = true,
I = 9
};
var id = getterID.Invoke(o);
Assert.True(id.Equals(1));
setterID.Invoke(o, 2);
Assert.True(o.GetID() == 2);
var getterBool = builder.BuildInstanceGetter <TestClass, bool>(pBool).Compile();
var setterBool = builder.BuildInstanceSetter <TestClass, bool>(pBool).Compile();
var b = getterBool.Invoke(o);
Assert.True(b);
setterBool.Invoke(o, false);
Assert.True(!o.BoolProp);
var getterIndex = builder.BuildInstanceGetter <TestClass, long, object, object>(pIndexed).Compile();
var setterIndex = builder.BuildInstanceSetter <TestClass, long, object, object>(pIndexed).Compile();
var idx = getterIndex.Invoke(o, 10, "test");
Assert.True((int)idx == 9);
setterIndex.Invoke(o, 10, "test", 20);
Assert.True(o.I == 10 && o.S == "test" && o.GetID() == 20);
var getterStatic = builder.BuildStaticGetter <string>(pStatic).Compile();
var setterStatic = builder.BuildStaticSetter <string>(pStatic).Compile();
var t = getterStatic.Invoke();
Assert.True(t == "test");
setterStatic.Invoke("test2");
t = getterStatic.Invoke();
Assert.True(t == "test2");
}
public Delegate BuildStaticGetter(PropertyInfo propertyInfo, Type valueType = null)
{
CacheKey cacheKey = null;
if (EnableCaching)
{
cacheKey = new CacheKey(propertyInfo, null, valueType);
if (getterCache.TryGetValue(cacheKey, out var cachedDelegate))
{
return(cachedDelegate);
}
}
var _delegate = builder.BuildStaticGetter(propertyInfo, valueType).Compile();
if (EnableCaching)
{
getterCache.TryAdd(cacheKey, _delegate);
}
return(_delegate);
}