grafana/pkg/infra/serverlock/serverlock_integration_test.go
2021-12-02 12:53:21 +01:00

38 lines
872 B
Go

//go:build integration
// +build integration
package serverlock
import (
"context"
"testing"
"time"
"github.com/stretchr/testify/require"
)
func TestServerLok(t *testing.T) {
sl := createTestableServerLock(t)
counter := 0
fn := func(context.Context) { counter++ }
atInterval := time.Hour
ctx := context.Background()
//this time `fn` should be executed
require.Nil(t, sl.LockAndExecute(ctx, "test-operation", atInterval, fn))
require.Equal(t, 1, counter)
//this should not execute `fn`
require.Nil(t, sl.LockAndExecute(ctx, "test-operation", atInterval, fn))
require.Nil(t, sl.LockAndExecute(ctx, "test-operation", atInterval, fn))
require.Equal(t, 1, counter)
atInterval = time.Millisecond
// now `fn` should be executed again
err := sl.LockAndExecute(ctx, "test-operation", atInterval, fn)
require.Nil(t, err)
require.Equal(t, 2, counter)
}