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扩展mongo库对sort, skip, limit, count方法的支持

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Learno
2015-03-03 16:54:34 +08:00
parent 7602195540
commit 5b469c0a9a
2 changed files with 51 additions and 2 deletions
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12
test/testmongodb.lua
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@@ -43,10 +43,22 @@ function test_find_and_remove()
local ret = db[db_name].testdb:safe_insert({test_key = 1})
assert(ret and ret.n == 1)
local ret = db[db_name].testdb:safe_insert({test_key = 2})
assert(ret and ret.n == 1)
local ret = db[db_name].testdb:findOne({test_key = 1})
assert(ret and ret.test_key == 1)
local ret = db[db_name].testdb:find({test_key = {['$gt'] = 0}}):sort({test_key = -1}):skip(1):limit(1)
assert(ret:count() == 2)
assert(ret:count(true) == 1)
if ret:hasNext() then
ret = ret:next()
end
assert(ret and ret.test_key == 1)
db[db_name].testdb:delete({test_key = 1})
db[db_name].testdb:delete({test_key = 2})
local ret = db[db_name].testdb:findOne({test_key = 1})
assert(ret == nil)