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体验新版 GitCode,发现更多精彩内容 >>
提交
e1155aa9
编写于
8月 14, 2010
作者:
A
Aaron Patterson
浏览文件
操作
浏览文件
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电子邮件补丁
差异文件
update is working on the select manager
上级
703326cd
变更
5
隐藏空白更改
内联
并排
Showing
5 changed file
with
70 addition
and
1 deletion
+70
-1
lib/arel/select_manager.rb
lib/arel/select_manager.rb
+9
-0
lib/arel/update_manager.rb
lib/arel/update_manager.rb
+4
-0
lib/arel/visitors/to_sql.rb
lib/arel/visitors/to_sql.rb
+1
-1
spec/arel/select_manager_spec.rb
spec/arel/select_manager_spec.rb
+48
-0
spec/arel/update_manager_spec.rb
spec/arel/update_manager_spec.rb
+8
-0
未找到文件。
lib/arel/select_manager.rb
浏览文件 @
e1155aa9
...
...
@@ -26,6 +26,15 @@ def take limit
self
end
# FIXME: this method should go away
def
update
values
um
=
UpdateManager
.
new
@engine
um
.
table
values
.
first
.
first
.
relation
um
.
set
values
um
.
wheres
=
@ctx
.
wheres
@engine
.
connection
.
execute
um
.
to_sql
end
# FIXME: this method should go away
def
insert
values
im
=
InsertManager
.
new
@engine
...
...
lib/arel/update_manager.rb
浏览文件 @
e1155aa9
...
...
@@ -12,6 +12,10 @@ def table table
self
end
def
wheres
=
exprs
@head
.
wheres
=
exprs
end
def
where
expr
@head
.
wheres
<<
expr
self
...
...
lib/arel/visitors/to_sql.rb
浏览文件 @
e1155aa9
...
...
@@ -16,7 +16,7 @@ def visit_Arel_Nodes_UpdateStatement o
[
"UPDATE
#{
visit
o
.
relation
}
"
,
(
"SET
#{
o
.
values
.
map
{
|
column
,
value
|
"
#{
quote_column_name
(
column
.
name
)
}
=
#{
quote
visit
value
}
"
"
#{
quote_column_name
(
column
.
name
)
}
=
#{
value
?
quote
(
visit
(
value
))
:
'NULL'
}
"
}
.join ', '}"
unless
o
.
values
.
empty?
),
(
"WHERE
#{
o
.
wheres
.
map
{
|
x
|
visit
x
}
.join ' AND '}"
unless
o
.
wheres
.
empty?
)
].
compact
.
join
' '
...
...
spec/arel/select_manager_spec.rb
浏览文件 @
e1155aa9
require
'spec_helper'
module
Arel
class
EngineProxy
attr_reader
:executed
def
initialize
engine
@engine
=
engine
@executed
=
[]
end
def
connection
self
end
def
quote_table_name
thing
;
@engine
.
connection
.
quote_table_name
thing
end
def
quote_column_name
thing
;
@engine
.
connection
.
quote_column_name
thing
end
def
quote
thing
,
column
;
@engine
.
connection
.
quote
thing
,
column
end
def
execute
sql
@executed
<<
sql
end
end
describe
'select manager'
do
describe
'update'
do
it
'copies where clauses'
do
engine
=
EngineProxy
.
new
Table
.
engine
table
=
Table
.
new
:users
manager
=
Arel
::
SelectManager
.
new
engine
manager
.
where
table
[
:id
].
eq
10
manager
.
from
table
manager
.
update
(
table
[
:id
]
=>
1
)
engine
.
executed
.
last
.
should
be_like
%{
UPDATE "users" SET "id" = 1 WHERE "users"."id" = 10
}
end
it
'executes an update statement'
do
engine
=
EngineProxy
.
new
Table
.
engine
table
=
Table
.
new
:users
manager
=
Arel
::
SelectManager
.
new
engine
manager
.
from
table
manager
.
update
(
table
[
:id
]
=>
1
)
engine
.
executed
.
last
.
should
be_like
%{
UPDATE "users" SET "id" = 1
}
end
end
describe
'project'
do
it
'takes strings'
do
table
=
Table
.
new
:users
...
...
spec/arel/update_manager_spec.rb
浏览文件 @
e1155aa9
...
...
@@ -9,6 +9,14 @@ module Arel
end
describe
'set'
do
it
"updates with null"
do
table
=
Table
.
new
(
:users
)
um
=
Arel
::
UpdateManager
.
new
Table
.
engine
um
.
table
table
um
.
set
[[
table
[
:name
],
nil
]]
um
.
to_sql
.
should
be_like
%{ UPDATE "users" SET "name" = NULL }
end
it
'takes a list of lists'
do
table
=
Table
.
new
(
:users
)
um
=
Arel
::
UpdateManager
.
new
Table
.
engine
...
...
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