Add support for whitelist of monitored containers

actions/update_test.go

@@ -9,6 +9,30 @@ import (
 	"github.com/stretchr/testify/assert"
 )
 
+func TestContainerFilter_StraightMatch(t *testing.T) {
+	c := newTestContainer("foo", []string{})
+	f := containerFilter([]string{"foo"})
+	assert.True(t, f(c))
+}
+
+func TestContainerFilter_SlashMatch(t *testing.T) {
+	c := newTestContainer("/foo", []string{})
+	f := containerFilter([]string{"foo"})
+	assert.True(t, f(c))
+}
+
+func TestContainerFilter_NoMatch(t *testing.T) {
+	c := newTestContainer("/bar", []string{})
+	f := containerFilter([]string{"foo"})
+	assert.False(t, f(c))
+}
+
+func TestContainerFilter_NoFilters(t *testing.T) {
+	c := newTestContainer("/bar", []string{})
+	f := containerFilter([]string{})
+	assert.True(t, f(c))
+}
+
 func TestCheckDependencies(t *testing.T) {
 	cs := []container.Container{
 		newTestContainer("1", []string{}),