github.com/vmware/govmomi@v0.43.0/vim25/progress/tee_test.go (about)

     1  /*
     2  Copyright (c) 2014 VMware, Inc. All Rights Reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package progress
    18  
    19  import "testing"
    20  
    21  func TestTee(t *testing.T) {
    22  	var ok bool
    23  
    24  	ch1 := make(chan Report)
    25  	ch2 := make(chan Report)
    26  
    27  	s := Tee(&dummySinker{ch: ch1}, &dummySinker{ch: ch2})
    28  
    29  	in := s.Sink()
    30  	in <- dummyReport{}
    31  	close(in)
    32  
    33  	// Receive dummy on both sinks
    34  	<-ch1
    35  	<-ch2
    36  
    37  	_, ok = <-ch1
    38  	if ok {
    39  		t.Errorf("Expected channel to be closed")
    40  	}
    41  
    42  	_, ok = <-ch2
    43  	if ok {
    44  		t.Errorf("Expected channel to be closed")
    45  	}
    46  }