github.com/SmartMeshFoundation/Spectrum@v0.0.0-20220621030607-452a266fee1e/event/filter/filter_test.go (about) 1 // Copyright 2014 The Spectrum Authors 2 // This file is part of the Spectrum library. 3 // 4 // The Spectrum library is free software: you can redistribute it and/or modify 5 // it under the terms of the GNU Lesser General Public License as published by 6 // the Free Software Foundation, either version 3 of the License, or 7 // (at your option) any later version. 8 // 9 // The Spectrum library is distributed in the hope that it will be useful, 10 // but WITHOUT ANY WARRANTY; without even the implied warranty of 11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 // GNU Lesser General Public License for more details. 13 // 14 // You should have received a copy of the GNU Lesser General Public License 15 // along with the Spectrum library. If not, see <http://www.gnu.org/licenses/>. 16 17 package filter 18 19 import ( 20 "testing" 21 "time" 22 ) 23 24 // Simple test to check if baseline matching/mismatching filtering works. 25 func TestFilters(t *testing.T) { 26 fm := New() 27 fm.Start() 28 29 // Register two filters to catch posted data 30 first := make(chan struct{}) 31 fm.Install(Generic{ 32 Str1: "hello", 33 Fn: func(data interface{}) { 34 first <- struct{}{} 35 }, 36 }) 37 second := make(chan struct{}) 38 fm.Install(Generic{ 39 Str1: "hello1", 40 Str2: "hello", 41 Fn: func(data interface{}) { 42 second <- struct{}{} 43 }, 44 }) 45 // Post an event that should only match the first filter 46 fm.Notify(Generic{Str1: "hello"}, true) 47 fm.Stop() 48 49 // Ensure only the mathcing filters fire 50 select { 51 case <-first: 52 case <-time.After(100 * time.Millisecond): 53 t.Error("matching filter timed out") 54 } 55 select { 56 case <-second: 57 t.Error("mismatching filter fired") 58 case <-time.After(100 * time.Millisecond): 59 } 60 }