DatabaseStore = require '../../src/flux/stores/database-store' QuerySubscription = require '../../src/flux/models/query-subscription' Thread = require '../../src/flux/models/thread' Label = require '../../src/flux/models/label' Utils = require '../../src/flux/models/utils' describe "QuerySubscription", -> describe "constructor", -> it "should throw an error if the query is a count query", -> query = DatabaseStore.findAll(Label).count() expect( => new QuerySubscription(query)).toThrow() it "should throw an error if a query is not provided", -> expect( => new QuerySubscription({})).toThrow() it "should fetch an initial result set", -> spyOn(QuerySubscription.prototype, '_refetchResultSet') sub = new QuerySubscription(DatabaseStore.findAll(Label)) expect(QuerySubscription.prototype._refetchResultSet).toHaveBeenCalled() describe "applyChangeRecord", -> spyOn(Utils, 'generateTempId').andCallFake => undefined scenarios = [{ name: "query with full set of objects (4)" query: DatabaseStore.findAll(Thread) .where(Thread.attributes.accountId.equal('a')) .limit(4) .offset(2) lastResultSet: [ new Thread(accountId: 'a', clientId: '4', lastMessageReceivedTimestamp: 4) new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 3), new Thread(accountId: 'a', clientId: '2', lastMessageReceivedTimestamp: 2), new Thread(accountId: 'a', clientId: '1', lastMessageReceivedTimestamp: 1), ] tests: [{ name: 'Item saved which belongs in the set' change: objectClass: Thread.name objects: [new Thread(accountId: 'a', clientId: '5', lastMessageReceivedTimestamp: 3.5)] type: 'persist' newResultSet:[ new Thread(accountId: 'a', clientId: '4', lastMessageReceivedTimestamp: 4), new Thread(accountId: 'a', clientId: '5', lastMessageReceivedTimestamp: 3.5), new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 3), new Thread(accountId: 'a', clientId: '2', lastMessageReceivedTimestamp: 2), ] refetchRequired: false },{ name: 'Item saved which does not match query clauses' change: objectClass: Thread.name objects: [new Thread(accountId: 'b', clientId: '5', lastMessageReceivedTimestamp: 5)] type: 'persist' newResultSet: 'unchanged' refetchRequired: false },{ name: 'Item saved which does not lie in the range after sorting' change: objectClass: Thread.name objects: [new Thread(accountId: 'b', clientId: '5', lastMessageReceivedTimestamp: -2)] type: 'persist' newResultSet: 'unchanged' refetchRequired: false },{ name: 'Item in set saved' change: objectClass: Thread.name objects: [new Thread(accountId: 'a', serverId: 's-4', clientId: '4', lastMessageReceivedTimestamp: 4, subject: 'hello')] type: 'persist' newResultSet:[ new Thread(accountId: 'a', serverId: 's-4', clientId: '4', lastMessageReceivedTimestamp: 4, subject: 'hello') new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 3), new Thread(accountId: 'a', clientId: '2', lastMessageReceivedTimestamp: 2), new Thread(accountId: 'a', clientId: '1', lastMessageReceivedTimestamp: 1), ] refetchRequired: false },{ name: 'Item in set saved, sort order changed (within range only)' change: objectClass: Thread.name objects: [new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 1.5)] type: 'persist' newResultSet:[ new Thread(accountId: 'a', clientId: '4', lastMessageReceivedTimestamp: 4), new Thread(accountId: 'a', clientId: '2', lastMessageReceivedTimestamp: 2), new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 1.5), new Thread(accountId: 'a', clientId: '1', lastMessageReceivedTimestamp: 1), ] refetchRequired: false },{ name: 'Item in set saved, sort order changed and sorted to edge of set (impacting last)' change: objectClass: Thread.name objects: [new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 6)] type: 'persist' refetchRequired: true },{ name: 'Item in set saved, sort order changed and sorted to edge of set (impacting first)' change: objectClass: Thread.name objects: [new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: -1)] type: 'persist' refetchRequired: true },{ name: 'Item in set saved, no longer matches query clauses' change: objectClass: Thread.name objects: [new Thread(accountId: 'b', clientId: '4', lastMessageReceivedTimestamp: 4)] type: 'persist' newResultSet: [ new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 3), new Thread(accountId: 'a', clientId: '2', lastMessageReceivedTimestamp: 2), new Thread(accountId: 'a', clientId: '1', lastMessageReceivedTimestamp: 1), ] refetchRequired: true },{ name: 'Item in set deleted' change: objectClass: Thread.name objects: [new Thread(accountId: 'a', clientId: '4')] type: 'unpersist' newResultSet: [ new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 3), new Thread(accountId: 'a', clientId: '2', lastMessageReceivedTimestamp: 2), new Thread(accountId: 'a', clientId: '1', lastMessageReceivedTimestamp: 1), ] refetchRequired: true },{ name: 'Item not in set deleted' change: objectClass: Thread.name objects: [new Thread(accountId: 'a', clientId: '5')] type: 'unpersist' newResultSet: 'unchanged' refetchRequired: false }] },{ name: "query with fewer than LIMIT objects" query: DatabaseStore.findAll(Thread) .where(Thread.attributes.accountId.equal('a')) .limit(4) .offset(2) lastResultSet: [ new Thread(accountId: 'a', clientId: '4', lastMessageReceivedTimestamp: 4) new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 3), new Thread(accountId: 'a', clientId: '2', lastMessageReceivedTimestamp: 2) ] tests: [{ name: 'Item in set saved, no longer matches query clauses' change: objectClass: Thread.name objects: [new Thread(accountId: 'b', clientId: '4', lastMessageReceivedTimestamp: 4)] type: 'persist' newResultSet: [ new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 3), new Thread(accountId: 'a', clientId: '2', lastMessageReceivedTimestamp: 2), ] refetchRequired: false },{ name: 'Item in set deleted' change: objectClass: Thread.name objects: [new Thread(accountId: 'a', clientId: '4')] type: 'unpersist' newResultSet: [ new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 3), new Thread(accountId: 'a', clientId: '2', lastMessageReceivedTimestamp: 2), ] refetchRequired: false }] },{ name: "query with ASC sort order" query: DatabaseStore.findAll(Thread) .where(Thread.attributes.accountId.equal('a')) .limit(4) .offset(2) .order(Thread.attributes.lastMessageReceivedTimestamp.ascending()) lastResultSet: [ new Thread(accountId: 'a', clientId: '1', lastMessageReceivedTimestamp: 1) new Thread(accountId: 'a', clientId: '2', lastMessageReceivedTimestamp: 2) new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 3) new Thread(accountId: 'a', clientId: '4', lastMessageReceivedTimestamp: 4) ] tests: [{ name: 'Item in set saved, sort order changed' change: objectClass: Thread.name objects: [new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 1.5)] type: 'persist' newResultSet:[ new Thread(accountId: 'a', clientId: '1', lastMessageReceivedTimestamp: 1) new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 1.5) new Thread(accountId: 'a', clientId: '2', lastMessageReceivedTimestamp: 2) new Thread(accountId: 'a', clientId: '4', lastMessageReceivedTimestamp: 4) ] refetchRequired: false }] },{ name: "query with multiple sort orders" query: DatabaseStore.findAll(Thread) .where(Thread.attributes.accountId.equal('a')) .limit(4) .offset(2) .order([ Thread.attributes.lastMessageReceivedTimestamp.ascending(), Thread.attributes.unread.descending() ]) lastResultSet: [ new Thread(accountId: 'a', clientId: '1', lastMessageReceivedTimestamp: 1, unread: true) new Thread(accountId: 'a', clientId: '2', lastMessageReceivedTimestamp: 1, unread: false) new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 1, unread: false) new Thread(accountId: 'a', clientId: '4', lastMessageReceivedTimestamp: 2, unread: true) ] tests: [{ name: 'Item in set saved, secondary sort order changed' change: objectClass: Thread.name objects: [new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 1, unread: true)] type: 'persist' newResultSet:[ new Thread(accountId: 'a', clientId: '1', lastMessageReceivedTimestamp: 1, unread: true) new Thread(accountId: 'a', clientId: '3', lastMessageReceivedTimestamp: 1, unread: true) new Thread(accountId: 'a', clientId: '2', lastMessageReceivedTimestamp: 1, unread: false) new Thread(accountId: 'a', clientId: '4', lastMessageReceivedTimestamp: 2, unread: true) ] refetchRequired: false }] }] jasmine.unspy(Utils, 'generateTempId') describe "scenarios", -> scenarios.forEach (scenario) => scenario.tests.forEach (test) => it "with #{scenario.name}, should correctly apply #{test.name}", -> @q = new QuerySubscription(scenario.query, -> ) @q._lastResultSet = scenario.lastResultSet spyOn(@q, '_invokeCallbacks') spyOn(@q, '_refetchResultSet') @q.applyChangeRecord(test.change) if test.newResultSet is 'unchanged' expect(@q._invokeCallbacks).not.toHaveBeenCalled() expect(@q._lastResultSet).toEqual(scenario.lastResultSet) else if test.newResultSet expect(@q._invokeCallbacks).toHaveBeenCalled() expect(@q._lastResultSet).toEqual(test.newResultSet) if test.refetchRequired expect(@q._refetchResultSet).toHaveBeenCalled() else expect(@q._refetchResultSet).not.toHaveBeenCalled()