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106 lines
1.9 KiB
106 lines
1.9 KiB
// Copyright 2015 CoreOS, Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package dbus
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import (
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"testing"
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"time"
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)
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// TestSubscribe exercises the basics of subscription
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func TestSubscribe(t *testing.T) {
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conn, err := New()
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if err != nil {
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t.Fatal(err)
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}
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err = conn.Subscribe()
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if err != nil {
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t.Fatal(err)
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}
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err = conn.Unsubscribe()
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if err != nil {
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t.Fatal(err)
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}
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}
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// TestSubscribeUnit exercises the basics of subscription of a particular unit.
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func TestSubscribeUnit(t *testing.T) {
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target := "subscribe-events.service"
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conn, err := New()
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if err != nil {
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t.Fatal(err)
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}
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err = conn.Subscribe()
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if err != nil {
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t.Fatal(err)
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}
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err = conn.Unsubscribe()
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if err != nil {
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t.Fatal(err)
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}
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evChan, errChan := conn.SubscribeUnits(time.Second)
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setupUnit(target, conn, t)
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linkUnit(target, conn, t)
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reschan := make(chan string)
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_, err = conn.StartUnit(target, "replace", reschan)
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if err != nil {
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t.Fatal(err)
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}
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job := <-reschan
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if job != "done" {
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t.Fatal("Couldn't start", target)
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}
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timeout := make(chan bool, 1)
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go func() {
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time.Sleep(3 * time.Second)
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close(timeout)
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}()
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for {
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select {
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case changes := <-evChan:
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tCh, ok := changes[target]
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// Just continue until we see our event.
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if !ok {
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continue
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}
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if tCh.ActiveState == "active" && tCh.Name == target {
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goto success
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}
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case err = <-errChan:
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t.Fatal(err)
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case <-timeout:
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t.Fatal("Reached timeout")
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}
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}
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success:
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return
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}
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