github.com/jeffallen/go-ethereum@v1.1.4-0.20150910155051-571d3236c49c/event/filter/filter_test.go (about)

     1  // Copyright 2014 The go-ethereum Authors
     2  // This file is part of the go-ethereum library.
     3  //
     4  // The go-ethereum 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 go-ethereum 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 go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
    16  
    17  package filter
    18  
    19  import (
    20  	"testing"
    21  	"time"
    22  )
    23  
    24  func TestFilters(t *testing.T) {
    25  	var success bool
    26  	var failure bool
    27  
    28  	fm := New()
    29  	fm.Start()
    30  	fm.Install(Generic{
    31  		Str1: "hello",
    32  		Fn: func(data interface{}) {
    33  			success = data.(bool)
    34  		},
    35  	})
    36  	fm.Install(Generic{
    37  		Str1: "hello1",
    38  		Str2: "hello",
    39  		Fn: func(data interface{}) {
    40  			failure = true
    41  		},
    42  	})
    43  	fm.Notify(Generic{Str1: "hello"}, true)
    44  	fm.Stop()
    45  
    46  	time.Sleep(10 * time.Millisecond) // yield to the notifier
    47  
    48  	if !success {
    49  		t.Error("expected 'hello' to be posted")
    50  	}
    51  
    52  	if failure {
    53  		t.Error("hello1 was triggered")
    54  	}
    55  }