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Update .Length Bug

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This commit is contained in:
sunkaixuan
2017-07-27 15:03:03 +08:00
parent ff8310326c
commit c22be3edfe
2 changed files with 51 additions and 6 deletions
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26
Src/Asp.Net/SqlServerTest/UnitTest/ExpressionTest/Method.cs
View File

@@ -110,8 +110,34 @@ namespace OrmTest.UnitTest
base.Check(value, pars, "(LEN(@MethodConst0) > @Const1 )", new List<SugarParameter>() {
new SugarParameter("@MethodConst0","aaaa"),new SugarParameter("@Const1",1)
}, "Length error");
Length2();
Length3();
}
private void Length2()
{
Expression<Func<Student, bool>> exp = it => it.Name.Length > 1;
SqlServerExpressionContext expContext = new SqlServerExpressionContext();
expContext.Resolve(exp, ResolveExpressType.WhereSingle);
var value = expContext.Result.GetString();
var pars = expContext.Parameters;
base.Check(value, pars, "(LEN([Name])> @Length1 )", new List<SugarParameter>() {
new SugarParameter("@Length1",1)
}, "Length2 error");
}
private void Length3()
{
Expression<Func<Student, bool>> exp = it => it.Name.Length > "a".Length;
SqlServerExpressionContext expContext = new SqlServerExpressionContext();
expContext.Resolve(exp, ResolveExpressType.WhereSingle);
var value = expContext.Result.GetString();
var pars = expContext.Parameters;
base.Check(value, pars, "(LEN([Name])> @Length1 )", new List<SugarParameter>() {
new SugarParameter("@Length1",1)
}, "Length3 error");
}
private void Time()
{

31
Src/Asp.Net/SqlSugar/ExpressionsToSql/ResolveItems/MemberExpressionResolve.cs
View File

@@ -17,7 +17,26 @@ namespace SqlSugar
var isValue = expression.Member.Name == "Value" && expression.Member.DeclaringType.Name == "Nullable`1";
var isBool = expression.Type == PubConst.BoolType;
var isValueBool = isValue && isBool && parameter.BaseExpression == null;
if (isValueBool)
var isLength = expression.Member.Name == "Length" && (expression.Expression as MemberExpression).Type == PubConst.StringType;
if (isLength)
{
var oldCommonTempDate = parameter.CommonTempData;
parameter.CommonTempData = CommonTempDataType.Result;
this.Expression = expression.Expression;
var isConst=this.Expression is ConstantExpression;
this.Start();
var methodParamter = new MethodCallExpressionArgs() { IsMember = !isConst, MemberName = parameter.CommonTempData, MemberValue = null };
var result = this.Context.DbMehtods.Length(new MethodCallExpressionModel()
{
Args = new List<MethodCallExpressionArgs>() {
methodParamter
}
});
base.AppendMember(parameter, isLeft, result);
parameter.CommonTempData = oldCommonTempDate;
return;
}
else if (isValueBool)
{
isValue = false;
}
@@ -69,14 +88,14 @@ namespace SqlSugar
var isSingle = parameter.Context.ResolveType == ResolveExpressType.WhereSingle;
if (isSetTempData)
{
fieldName = GetName(parameter, expression, null,isSingle);
fieldName = GetName(parameter, expression, null, isSingle);
baseParameter.CommonTempData = fieldName;
}
else
{
if (isValueBool)
{
fieldName = GetName(parameter, expression.Expression as MemberExpression, isLeft,isSingle);
fieldName = GetName(parameter, expression.Expression as MemberExpression, isLeft, isSingle);
}
else if (ExpressionTool.IsConstExpression(expression))
{
@@ -86,7 +105,7 @@ namespace SqlSugar
}
else
{
fieldName = GetName(parameter, expression, isLeft,isSingle);
fieldName = GetName(parameter, expression, isLeft, isSingle);
}
if (expression.Type == PubConst.BoolType && baseParameter.OperatorValue.IsNullOrEmpty())
{
@@ -105,7 +124,7 @@ namespace SqlSugar
break;
case ResolveExpressType.ArrayMultiple:
case ResolveExpressType.ArraySingle:
fieldName = GetName(parameter, expression, isLeft,parameter.Context.ResolveType== ResolveExpressType.ArraySingle);
fieldName = GetName(parameter, expression, isLeft, parameter.Context.ResolveType == ResolveExpressType.ArraySingle);
base.Context.Result.Append(fieldName);
break;
default:
@@ -147,7 +166,7 @@ namespace SqlSugar
}
else
{
return GetMultipleName(parameter,expression,IsLeft);
return GetMultipleName(parameter, expression, IsLeft);
}
}