Move dynamic config into a dedicated package.

pkg/config/dynamic/config_test.go

@@ -0,0 +1,37 @@
+package dynamic
+
+import (
+	"reflect"
+	"testing"
+
+	"github.com/BurntSushi/toml"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestDeepCopy(t *testing.T) {
+	cfg := &Configuration{}
+	_, err := toml.DecodeFile("./fixtures/sample.toml", &cfg)
+	require.NoError(t, err)
+
+	cfgCopy := cfg
+	assert.Equal(t, reflect.ValueOf(cfgCopy), reflect.ValueOf(cfg))
+	assert.Equal(t, reflect.ValueOf(cfgCopy), reflect.ValueOf(cfg))
+	assert.Equal(t, cfgCopy, cfg)
+
+	cfgDeepCopy := cfg.DeepCopy()
+	assert.NotEqual(t, reflect.ValueOf(cfgDeepCopy), reflect.ValueOf(cfg))
+	assert.Equal(t, reflect.TypeOf(cfgDeepCopy), reflect.TypeOf(cfg))
+	assert.Equal(t, cfgDeepCopy, cfg)
+
+	// Update cfg
+	cfg.HTTP.Routers["powpow"] = &Router{}
+
+	assert.Equal(t, reflect.ValueOf(cfgCopy), reflect.ValueOf(cfg))
+	assert.Equal(t, reflect.ValueOf(cfgCopy), reflect.ValueOf(cfg))
+	assert.Equal(t, cfgCopy, cfg)
+
+	assert.NotEqual(t, reflect.ValueOf(cfgDeepCopy), reflect.ValueOf(cfg))
+	assert.Equal(t, reflect.TypeOf(cfgDeepCopy), reflect.TypeOf(cfg))
+	assert.NotEqual(t, cfgDeepCopy, cfg)
+}