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e6e2dc10
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体验新版 GitCode,发现更多精彩内容 >>
提交
e6e2dc10
编写于
9月 26, 2019
作者:
R
riberk
提交者:
Shay Rojansky
9月 26, 2019
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电子邮件补丁
差异文件
Substring without length translation (#1046)
上级
4ae944b2
变更
2
隐藏空白更改
内联
并排
Showing
2 changed file
with
37 addition
and
8 deletion
+37
-8
src/EFCore.PG/Query/ExpressionTranslators/Internal/NpgsqlStringMethodTranslator.cs
...ssionTranslators/Internal/NpgsqlStringMethodTranslator.cs
+8
-8
test/EFCore.PG.FunctionalTests/Query/SimpleQueryNpgsqlTest.cs
.../EFCore.PG.FunctionalTests/Query/SimpleQueryNpgsqlTest.cs
+29
-0
未找到文件。
src/EFCore.PG/Query/ExpressionTranslators/Internal/NpgsqlStringMethodTranslator.cs
浏览文件 @
e6e2dc10
...
...
@@ -41,7 +41,8 @@ public class NpgsqlStringMethodTranslator : IMethodCallTranslator
[
NotNull
]
static
readonly
MethodInfo
TrimBothWithNoParam
=
typeof
(
string
).
GetRuntimeMethod
(
nameof
(
string
.
Trim
),
Type
.
EmptyTypes
);
[
NotNull
]
static
readonly
MethodInfo
TrimBothWithChars
=
typeof
(
string
).
GetRuntimeMethod
(
nameof
(
string
.
Trim
),
new
[]
{
typeof
(
char
[])
});
[
NotNull
]
static
readonly
MethodInfo
TrimBothWithSingleChar
=
typeof
(
string
).
GetRuntimeMethod
(
nameof
(
string
.
Trim
),
new
[]
{
typeof
(
char
)
});
[
NotNull
]
static
readonly
MethodInfo
Substring
=
typeof
(
string
).
GetTypeInfo
().
GetDeclaredMethods
(
nameof
(
string
.
Substring
)).
Single
(
m
=>
m
.
GetParameters
().
Length
==
2
);
[
NotNull
]
static
readonly
MethodInfo
Substring
=
typeof
(
string
).
GetTypeInfo
().
GetDeclaredMethods
(
nameof
(
string
.
Substring
)).
Single
(
m
=>
m
.
GetParameters
().
Length
==
1
);
[
NotNull
]
static
readonly
MethodInfo
SubstringWithLength
=
typeof
(
string
).
GetTypeInfo
().
GetDeclaredMethods
(
nameof
(
string
.
Substring
)).
Single
(
m
=>
m
.
GetParameters
().
Length
==
2
);
[
NotNull
]
static
readonly
MethodInfo
Replace
=
typeof
(
string
).
GetRuntimeMethod
(
nameof
(
string
.
Replace
),
new
[]
{
typeof
(
string
),
typeof
(
string
)
});
[
NotNull
]
static
readonly
MethodInfo
PadLeft
=
typeof
(
string
).
GetRuntimeMethod
(
nameof
(
string
.
PadLeft
),
new
[]
{
typeof
(
int
)
});
[
NotNull
]
static
readonly
MethodInfo
PadLeftWithChar
=
typeof
(
string
).
GetRuntimeMethod
(
nameof
(
string
.
PadLeft
),
new
[]
{
typeof
(
int
),
typeof
(
char
)
});
...
...
@@ -106,16 +107,15 @@ public SqlExpression Translate(SqlExpression instance, MethodInfo method, IReadO
instance
.
TypeMapping
);
}
if
(
method
==
Substring
)
if
(
method
==
Substring
||
method
==
SubstringWithLength
)
{
var
args
=
method
==
Substring
?
new
[]
{
instance
,
GenerateOneBasedIndexExpression
(
arguments
[
0
])
}
:
new
[]
{
instance
,
GenerateOneBasedIndexExpression
(
arguments
[
0
]),
arguments
[
1
]
};
return
_sqlExpressionFactory
.
Function
(
"SUBSTRING"
,
new
[]
{
instance
,
GenerateOneBasedIndexExpression
(
arguments
[
0
]),
arguments
[
1
]
},
args
,
method
.
ReturnType
,
instance
.
TypeMapping
);
}
...
...
test/EFCore.PG.FunctionalTests/Query/SimpleQueryNpgsqlTest.cs
浏览文件 @
e6e2dc10
...
...
@@ -172,6 +172,35 @@ public Task PadRight_char_with_parameter(bool isAsync)
#
endregion
#
region
Substring
[
ConditionalTheory
]
[
MemberData
(
nameof
(
IsAsyncData
))]
public
Task
Substring_without_length_with_Index_of
(
bool
isAsync
)
=>
AssertQuery
<
Customer
>(
isAsync
,
cs
=>
cs
.
Where
(
x
=>
x
.
Address
==
"Walserweg 21"
)
.
Where
(
x
=>
x
.
Address
.
Substring
(
x
.
Address
.
IndexOf
(
"e"
))
==
"erweg 21"
),
entryCount
:
1
);
[
ConditionalTheory
]
[
MemberData
(
nameof
(
IsAsyncData
))]
public
Task
Substring_without_length_with_constant
(
bool
isAsync
)
=>
AssertQuery
<
Customer
>(
isAsync
,
cs
=>
cs
//Walserweg 21
.
Where
(
x
=>
x
.
Address
.
Substring
(
5
)
==
"rweg 21"
),
entryCount
:
1
);
[
ConditionalTheory
]
[
MemberData
(
nameof
(
IsAsyncData
))]
public
Task
Substring_without_length_with_closure
(
bool
isAsync
)
{
var
startIndex
=
5
;
return
AssertQuery
<
Customer
>(
isAsync
,
cs
=>
cs
//Walserweg 21
.
Where
(
x
=>
x
.
Address
.
Substring
(
startIndex
)
==
"rweg 21"
),
entryCount
:
1
);
}
#
endregion
#
region
Array
contains
// Note that this also takes care of array.Any(x => x == y)
...
...
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