153 lines
3.5 KiB
Go
153 lines
3.5 KiB
Go
/*
|
|
|
|
Copyright 2020 Docker Compose CLI authors
|
|
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 compose
|
|
|
|
import (
|
|
"context"
|
|
"testing"
|
|
"time"
|
|
|
|
"github.com/docker/compose/v2/internal/sync"
|
|
|
|
"github.com/docker/cli/cli/command"
|
|
"github.com/docker/compose/v2/pkg/watch"
|
|
"github.com/jonboulle/clockwork"
|
|
"golang.org/x/sync/errgroup"
|
|
"gotest.tools/v3/assert"
|
|
)
|
|
|
|
func Test_debounce(t *testing.T) {
|
|
ch := make(chan fileEvent)
|
|
var (
|
|
ran int
|
|
got []string
|
|
)
|
|
clock := clockwork.NewFakeClock()
|
|
ctx, stop := context.WithCancel(context.Background())
|
|
t.Cleanup(stop)
|
|
eg, ctx := errgroup.WithContext(ctx)
|
|
eg.Go(func() error {
|
|
debounce(ctx, clock, quietPeriod, ch, func(services rebuildServices) {
|
|
for svc := range services {
|
|
got = append(got, svc)
|
|
}
|
|
ran++
|
|
stop()
|
|
})
|
|
return nil
|
|
})
|
|
for i := 0; i < 100; i++ {
|
|
ch <- fileEvent{Service: "test"}
|
|
}
|
|
assert.Equal(t, ran, 0)
|
|
clock.Advance(quietPeriod)
|
|
err := eg.Wait()
|
|
assert.NilError(t, err)
|
|
assert.Equal(t, ran, 1)
|
|
assert.DeepEqual(t, got, []string{"test"})
|
|
}
|
|
|
|
type testWatcher struct {
|
|
events chan watch.FileEvent
|
|
errors chan error
|
|
}
|
|
|
|
func (t testWatcher) Start() error {
|
|
return nil
|
|
}
|
|
|
|
func (t testWatcher) Close() error {
|
|
return nil
|
|
}
|
|
|
|
func (t testWatcher) Events() chan watch.FileEvent {
|
|
return t.events
|
|
}
|
|
|
|
func (t testWatcher) Errors() chan error {
|
|
return t.errors
|
|
}
|
|
|
|
func Test_sync(t *testing.T) {
|
|
needSync := make(chan sync.PathMapping)
|
|
needRebuild := make(chan fileEvent)
|
|
ctx, cancelFunc := context.WithCancel(context.TODO())
|
|
defer cancelFunc()
|
|
|
|
run := func() watch.Notify {
|
|
watcher := testWatcher{
|
|
events: make(chan watch.FileEvent, 1),
|
|
errors: make(chan error),
|
|
}
|
|
|
|
go func() {
|
|
cli, err := command.NewDockerCli()
|
|
assert.NilError(t, err)
|
|
|
|
service := composeService{
|
|
dockerCli: cli,
|
|
}
|
|
err = service.watch(ctx, "test", watcher, []Trigger{
|
|
{
|
|
Path: "/src",
|
|
Action: "sync",
|
|
Target: "/work",
|
|
Ignore: []string{"ignore"},
|
|
},
|
|
{
|
|
Path: "/",
|
|
Action: "rebuild",
|
|
},
|
|
}, needSync, needRebuild)
|
|
assert.NilError(t, err)
|
|
}()
|
|
return watcher
|
|
}
|
|
|
|
t.Run("synchronize file", func(t *testing.T) {
|
|
watcher := run()
|
|
watcher.Events() <- watch.NewFileEvent("/src/changed")
|
|
select {
|
|
case actual := <-needSync:
|
|
assert.DeepEqual(t, sync.PathMapping{Service: "test", HostPath: "/src/changed", ContainerPath: "/work/changed"}, actual)
|
|
case <-time.After(100 * time.Millisecond):
|
|
t.Error("timeout")
|
|
}
|
|
})
|
|
|
|
t.Run("ignore", func(t *testing.T) {
|
|
watcher := run()
|
|
watcher.Events() <- watch.NewFileEvent("/src/ignore")
|
|
select {
|
|
case <-needSync:
|
|
t.Error("file event should have been ignored")
|
|
case <-time.After(100 * time.Millisecond):
|
|
// expected
|
|
}
|
|
})
|
|
|
|
t.Run("rebuild", func(t *testing.T) {
|
|
watcher := run()
|
|
watcher.Events() <- watch.NewFileEvent("/dependencies.yaml")
|
|
select {
|
|
case event := <-needRebuild:
|
|
assert.Equal(t, "test", event.Service)
|
|
case <-time.After(100 * time.Millisecond):
|
|
t.Error("timeout")
|
|
}
|
|
})
|
|
|
|
}
|