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unload_test.go
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unload_test.go
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// Copyright 2016 CoreOS, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package main
import (
"fmt"
"sync"
"testing"
"github.com/coreos/fleet/job"
)
func doUnloadUnits(r commandTestResults, errchan chan error) {
exit := runUnloadUnit(r.units)
if exit != r.expectedExit {
errchan <- fmt.Errorf("%s: expected exit code %d but received %d", r.description, r.expectedExit, exit)
return
}
real_units, err := findUnits(r.units)
if err != nil {
errchan <- err
return
}
// We assume that we reached the desired state
for _, v := range real_units {
if job.JobState(v.DesiredState) != job.JobStateInactive {
errchan <- fmt.Errorf("Error: unit %s was not unloaded as requested", v.Name)
}
}
}
func TestRunUnloadUnits(t *testing.T) {
unitPrefix := "unload"
oldNoBlock := sharedFlags.NoBlock
defer func() {
sharedFlags.NoBlock = oldNoBlock
}()
results := []commandTestResults{
{
"unload available units",
[]string{"unload1", "unload2", "unload3", "unload4", "unload5"},
0,
},
{
"unload non-available units",
[]string{"y1", "y2"},
0,
},
{
"unload available and non-available units",
[]string{"y1", "y2", "y3", "y4", "unload1", "unload2", "unload3", "unload4", "unload5", "y0"},
0,
},
{
"unload null input",
[]string{},
0,
},
}
sharedFlags.NoBlock = true
for _, r := range results {
var wg sync.WaitGroup
errchan := make(chan error)
cAPI = newFakeRegistryForCommands(unitPrefix, len(r.units), false)
wg.Add(2)
go func() {
defer wg.Done()
doUnloadUnits(r, errchan)
}()
go func() {
defer wg.Done()
doUnloadUnits(r, errchan)
}()
go func() {
wg.Wait()
close(errchan)
}()
for err := range errchan {
t.Errorf("%v", err)
}
}
}