Files
package-updater/internal/selfupdate/selfupdate_test.go

88 lines
2.1 KiB
Go

package selfupdate_test
import (
"context"
"errors"
"sync"
"testing"
"time"
"github.com/shcizo/package-updater/internal/discovery"
"github.com/shcizo/package-updater/internal/selfupdate"
"github.com/stretchr/testify/require"
)
type recExec struct {
mu sync.Mutex
called bool
at time.Time
}
func (r *recExec) Execute(_ context.Context, _ discovery.Job) error {
r.mu.Lock()
r.called = true
r.at = time.Now()
r.mu.Unlock()
return nil
}
func TestIsSelf(t *testing.T) {
require.True(t, selfupdate.IsSelf(
discovery.Job{Project: "package-updater", Service: "package-updater"},
"package-updater",
))
require.False(t, selfupdate.IsSelf(
discovery.Job{Project: "other", Service: "web"},
"package-updater",
))
}
func TestWrap_DefersSelf(t *testing.T) {
inner := &recExec{}
wrapped := selfupdate.Wrap(inner, "package-updater", 30*time.Millisecond)
flushed := make(chan time.Time, 1)
flush := func() { flushed <- time.Now() }
job := discovery.Job{Project: "package-updater", Service: "package-updater"}
require.NoError(t, wrapped.ExecuteWithFlush(context.Background(), job, flush))
flushAt := <-flushed
inner.mu.Lock()
require.True(t, inner.called)
require.True(t, inner.at.After(flushAt))
inner.mu.Unlock()
}
func TestWrap_NormalJobIsImmediate(t *testing.T) {
inner := &recExec{}
wrapped := selfupdate.Wrap(inner, "package-updater", 30*time.Millisecond)
flushed := make(chan time.Time, 1)
flush := func() { flushed <- time.Now() }
job := discovery.Job{Project: "other", Service: "web"}
require.NoError(t, wrapped.ExecuteWithFlush(context.Background(), job, flush))
inner.mu.Lock()
require.True(t, inner.called)
inner.mu.Unlock()
select {
case <-flushed:
t.Fatal("flush should not be called for non-self jobs")
default:
}
}
func TestWrap_PropagatesError(t *testing.T) {
wrapped := selfupdate.Wrap(failExec{}, "x", 1*time.Millisecond)
err := wrapped.ExecuteWithFlush(context.Background(), discovery.Job{Project: "other"}, func() {})
require.Error(t, err)
}
type failExec struct{}
func (failExec) Execute(_ context.Context, _ discovery.Job) error {
return errors.New("boom")
}