schedule_test.go

Documentation: go.etcd.io/etcd/pkg/v3/schedule

     1  // Copyright 2016 The etcd Authors
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package schedule
    16  
    17  import (
    18  	"context"
    19  	"testing"
    20  )
    21  
    22  func TestFIFOSchedule(t *testing.T) {
    23  	s := NewFIFOScheduler()
    24  	defer s.Stop()
    25  
    26  	next := 0
    27  	jobCreator := func(i int) Job {
    28  		return func(ctx context.Context) {
    29  			if next != i {
    30  				t.Fatalf("job#%d: got %d, want %d", i, next, i)
    31  			}
    32  			next = i + 1
    33  		}
    34  	}
    35  
    36  	var jobs []Job
    37  	for i := 0; i < 100; i++ {
    38  		jobs = append(jobs, jobCreator(i))
    39  	}
    40  
    41  	for _, j := range jobs {
    42  		s.Schedule(j)
    43  	}
    44  
    45  	s.WaitFinish(100)
    46  	if s.Scheduled() != 100 {
    47  		t.Errorf("scheduled = %d, want %d", s.Scheduled(), 100)
    48  	}
    49  }
    50
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