本文整理汇总了C#中ExpressionGenerator.FromFunc方法的典型用法代码示例。如果您正苦于以下问题：C# ExpressionGenerator.FromFunc方法的具体用法？C# ExpressionGenerator.FromFunc怎么用？C# ExpressionGenerator.FromFunc使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类ExpressionGenerator的用法示例。
在下文中一共展示了ExpressionGenerator.FromFunc方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: Test007
public virtual void Test007()
{
var xgr = new ExpressionGenerator();
var expr1 = xgr.FromFunc(() => new string[] { "A", "B", "C", "D" });
var expr2 = xgr.FromFunc(() => new string[] { "A", "B", "C", "D" });
_assert.AreEqual(expr1, expr2);
}示例2: Test002
public virtual void Test002()
{
var xgr = new ExpressionGenerator();
var expr1 = xgr.FromFunc(() => new NewConstructorData(default(string)));
var expr2 = xgr.FromFunc(() => new NewConstructorData(default(int)));
_assert.AreNotEqual(expr1, expr2);
}示例3: Test007
public virtual void Test007()
{
var xgr = new ExpressionGenerator();
var expr1 = xgr.FromFunc(() => default(MemberAccessTestData).IntOne);
var expr2 = xgr.FromFunc(() => default(MemberAccessTestData).StringOne);
_assert.AreNotEqual(expr1, expr2);
}示例4: Test007
public virtual void Test007()
{
var xgr = new ExpressionGenerator();
var expr1 = xgr.FromFunc(() => default(MethodCallTestData).TwoArgMethod(default(string), default(string)));
var expr2 = xgr.FromFunc(() => default(MethodCallTestData).TwoArgMethod(default(string), default(string)));
_assert.AreEqual(expr1, expr2);
}示例5: Test001
public void Test001()
{
var xgr = new ExpressionGenerator();
var e1 = xgr.MultiProject(
()=>new {
FieldOne = 1,
FieldTwo = "ABC"
},
x=>new InitializerOne {
IntField = x.FieldOne,
StringField = x.FieldTwo
},
_initializerOneTemplate,
x=>new InitializerTwo {
StringFieldOne = x.FieldTwo + "DEF",
StringFieldTwo = "GHI" + x.FieldTwo
},
_initializerTwoTemplate,
(x,y)=>new {
InitializerOneResult = x,
InitializerTwoResult = y
}
);
var inputPlaceholder = xgr.FromFunc(()=>new {
FieldOne = 1,
FieldTwo = "ABC"
});
var expectations = xgr.FromFunc(inputPlaceholder, x=>new {
InitializerOneResult = (new InitializerOne {
IntField = x.FieldOne,
StringField = x.FieldTwo
}).StringField + (new InitializerOne
{
IntField = x.FieldOne,
StringField = x.FieldTwo
}).IntField,
InitializerTwoResult = (new InitializerTwo {
StringFieldOne = x.FieldTwo + "DEF",
StringFieldTwo = "GHI" + x.FieldTwo
}).StringFieldTwo + (new InitializerTwo
{
StringFieldOne = x.FieldTwo + "DEF",
StringFieldTwo = "GHI" + x.FieldTwo
}).StringFieldOne
});
var inputParam = Expression.Parameter(inputPlaceholder.ReturnType);
var expected = Expression.Lambda(
ExpressionReplacer.Replace(expectations.Body, inputPlaceholder.Body, inputParam),
inputParam
);
var comparer = new ExpressionComparer();
Assert.IsTrue(comparer.AreEqual(expected, e1));
}开发者ID:hannasm，项目名称:ExpressiveExpressionTreesDotNet，代码行数:57，代码来源:ExpressionGenerator.MultiProject.Tests.cs
示例6: Test003
public virtual void Test003()
{
var xgr = new ExpressionGenerator();
var expr1 = xgr.FromFunc(() => default(MethodCallTestData).IntMethodTwo());
var expr2 = xgr.FromFunc(() => default(MethodCallTestData).IntMethodOne());
_assert.AreNotEqual(expr1, expr2);
}示例7: Test002
public virtual void Test002()
{
var xgr = new ExpressionGenerator();
var expr1 = xgr.FromFunc(() => new string[10]);
var expr2 = xgr.FromFunc(() => new string[10]);
_assert.AreEqual(expr1, expr2);
}示例8: Test003
public virtual void Test003()
{
var xgr = new ExpressionGenerator();
var p1 = xgr.FromFunc(()=>default(string));
var expr1 = xgr.FromFunc(p1, a => new NewConstructorData(a));
var expr2 = xgr.FromFunc(p1, a => new NewConstructorData(a));
_assert.AreEqual(expr1, expr2);
}示例9: Test005
public void Test005()
{
var xgr = new ExpressionGenerator();
var e1 = xgr.FromFunc(() => default(long?));
var e2 = xgr.FromFunc(() => default(long?));
var result = xgr.ConvertExpressions(e1, e2);
Assert.AreEqual(e1.Body, result.Left);
Assert.AreEqual(e2.Body, result.Right);
}示例10: Test001
public virtual void Test001()
{
var xgr = new ExpressionGenerator();
// this does not actually generate a ListInit expression
var expr1 = xgr.FromFunc(()=>new Dictionary<int, int> {
});
var expr2 = xgr.FromFunc(() => new Dictionary<int, int> {
});
_assert.AreEqual(expr1, expr2);
Assert.IsNotNull(expr1.Body as MemberInitExpression, "Expected this to be a memberInit");
}示例11: Test002
public virtual void Test002()
{
var xgr = new ExpressionGenerator();
var expr1 = xgr.FromFunc(() => new Dictionary<int, int>
{
{1, 1 }
});
var expr2 = xgr.FromFunc(() => new Dictionary<int, int>
{
{1, 1 }
});
_assert.AreEqual(expr1, expr2);
}示例12: Test002
public void Test002()
{
var xgr = new ExpressionGenerator();
var l2 = Expression.Lambda<Func<int>>(Expression.Default(typeof(int)));
var l1 = xgr.FromFunc(l2, i2 => new MemberInitData()
{
FieldOne = i2
});
var e1 = (MemberInitExpression)l1.Body;
var e2 = e1.NewExpression;
var e3 = l2.Body;
var replace = new Dictionary<Expression, Expression>
{
{ e2, Expression.New(e2.Constructor) }
};
var assert = ExpressionVisitorVerifierTool.Test(e1, replace);
assert.WasVisited(e1);
assert.WasNotProduced(e1);
assert.ProductionHas(e1, o1 => o1.NewExpression == replace[e2]);
assert.ProductionHas(e1, o1 => o1.Bindings.Count == e1.Bindings.Count);
assert.ProductionHas(e1, o1 => ((MemberAssignment)o1.Bindings[0]).Expression == e3);
assert.WasVisited(e2);
assert.WasProduced(replace[e2]);
assert.WasNotProduced(e2);
assert.WasVisited(e3);
assert.WasProduced(e3);
assert.TotalVisits(3);
assert.TotalProduced(3);
}示例13: Test005
public virtual void Test005()
{
var xgr = new ExpressionGenerator();
var expr1 = xgr.FromFunc(() => new {
IntOne = default(int),
IntTwo = default(int),
StringOne = default(string),
StringTwo = default(string),
});
var expr2 = xgr.FromFunc(() => new {
IntOne = default(int),
IntTwo = default(int),
StringOne = default(string),
StringTwo = default(string),
});
_assert.AreEqual(expr1, expr2);
}示例14: Test007
public virtual void Test007()
{
var xgr = new ExpressionGenerator();
var expr1 = xgr.FromFunc(() => new CompareNewBaseTests.NewConstructorData
{
StringOne = default(string),
StringTwo = default(string),
IntOne = default(int),
IntTwo = default(int),
});
var expr2 = xgr.FromFunc(() => new CompareNewBaseTests.NewConstructorData
{
StringTwo = default(string),
IntOne = default(int),
IntTwo = default(int),
});
_assert.AreNotEqual(expr1, expr2);
}示例15: Test001
public void Test001()
{
var xgr = new ExpressionGenerator();
var xpr = new ExpressionReader();
var expr = xgr.FromFunc(()=>default(IQueryable<int>).Where(x=>x > 10));
var expr2 = ((MethodCallExpression)expr.Body).Arguments[1];
var body = xpr.GetLambda(expr2);
Assert.AreNotEqual(expr2, body);
Assert.IsInstanceOfType(body, typeof(LambdaExpression));
}