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Added '$or' and '$and' to Local Mongo

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This commit is contained in:
Ruben Vereecken 2014-05-14 17:12:33 +02:00
parent b3bddbd785
commit e177912a5a
2 changed files with 24 additions and 14 deletions
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29
app/lib/LocalMongo.coffee
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@ -18,20 +18,21 @@ doQuerySelector = (value, operatorObj) ->
when '$ne' then return false if mapred value, body, (l, r) -> l == r when '$ne' then return false if mapred value, body, (l, r) -> l == r
when '$in' then return false unless _.reduce value, ((result, val) -> result or val in body), false when '$in' then return false unless _.reduce value, ((result, val) -> result or val in body), false
when '$nin' then return false if _.reduce value, ((result, val) -> result or val in body), false when '$nin' then return false if _.reduce value, ((result, val) -> result or val in body), false
else return false
true true
matchesQuery = (target, queryObj) ->
LocalMongo.doLogicalOperator = (target, operatorObj) ->
for operator, body of operatorObj
switch operator
when '$or' then return false unless _.reduce body (res, query) -> res or matchesQuery target query, false
when '$and' then return false unless _.reduce body (res, query) -> res and matchesQuery target query, true
LocalMongo.matchesQuery = (target, queryObj) =>
for prop, query of queryObj for prop, query of queryObj
return false unless prop of target if prop[0] == '$'
if typeof query != 'object' or _.isArray query switch prop
return false unless target[prop] == query or (query in target[prop] if _.isArray target[prop]) when '$or' then return false unless _.reduce query, ((res, obj) -> res or matchesQuery target, obj), false
else return false unless doQuerySelector(target[prop], query) when '$and' then return false unless _.reduce query, ((res, obj) -> res and matchesQuery target, obj), true
true else return false
else
return false unless prop of target
if typeof query != 'object' or _.isArray query
return false unless target[prop] == query or (query in target[prop] if _.isArray target[prop])
else return false unless doQuerySelector target[prop], query
true
LocalMongo.matchesQuery = matchesQuery

9
test/app/lib/local_mongo.spec.coffee
View file

@ -31,6 +31,7 @@ describe 'Local Mongo queries', ->
expect(LocalMongo.matchesQuery(this.fixture1, 'value': '$gte': 9001)).toBeFalsy() expect(LocalMongo.matchesQuery(this.fixture1, 'value': '$gte': 9001)).toBeFalsy()
expect(LocalMongo.matchesQuery(this.fixture1, 'value': '$gte': 9000)).toBeTruthy() expect(LocalMongo.matchesQuery(this.fixture1, 'value': '$gte': 9000)).toBeTruthy()
expect(LocalMongo.matchesQuery(this.fixture1, 'value': '$gte': [9000, 10000])).toBeTruthy() expect(LocalMongo.matchesQuery(this.fixture1, 'value': '$gte': [9000, 10000])).toBeTruthy()
expect(LocalMongo.matchesQuery(this.fixture1, 'levels': '$gte': [21, 30])).toBeTruthy()
it '$lt selector', -> it '$lt selector', ->
expect(LocalMongo.matchesQuery(this.fixture1, 'value': '$lt': 9001)).toBeTruthy() expect(LocalMongo.matchesQuery(this.fixture1, 'value': '$lt': 9001)).toBeTruthy()
@ -60,3 +61,11 @@ describe 'Local Mongo queries', ->
expect(LocalMongo.matchesQuery(this.fixture1, 'type': '$nin': ['cats', 'dogs'])).toBeTruthy() expect(LocalMongo.matchesQuery(this.fixture1, 'type': '$nin': ['cats', 'dogs'])).toBeTruthy()
expect(LocalMongo.matchesQuery(this.fixture1, 'likes': '$nin': ['popcorn', 'chicken'])).toBeFalsy() expect(LocalMongo.matchesQuery(this.fixture1, 'likes': '$nin': ['popcorn', 'chicken'])).toBeFalsy()
it '$or operator', ->
expect(LocalMongo.matchesQuery(this.fixture1, $or: [{value:9000}, {type:'zebra'}])).toBeTruthy()
expect(LocalMongo.matchesQuery(this.fixture1, $or: [{value:9001}, {worth:$lt:10}])).toBeTruthy()
it '$and operator', ->
expect(LocalMongo.matchesQuery(this.fixture1, $and: [{value:9000}, {type:'zebra'}])).toBeFalsy()
expect(LocalMongo.matchesQuery(this.fixture1, $and: [{value:9000}, {type:'unicorn'}])).toBeTruthy()
expect(LocalMongo.matchesQuery(this.fixture1, $and: [{value:$gte:9000}, {worth:$lt:10}])).toBeTruthy()