Add settings parsing

settings/settings.go

@@ -0,0 +1,28 @@
+package settings
+
+import "encoding/json"
+
+const (
+	Local FileSystemType = iota
+)
+
+type FileSystemType int
+
+type Settings struct {
+	Endpoint   string
+	Token      string
+	FileSystem FileSystemSettings
+}
+
+type FileSystemSettings struct {
+	Type     FileSystemType
+	BasePath string
+}
+
+func ParseSettings(data []byte) Settings {
+	settings := Settings{}
+
+	json.Unmarshal(data, &settings)
+
+	return settings
+}

settings/settings_test.go

@@ -0,0 +1,26 @@
+package settings
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestSettingsLoading(t *testing.T) {
+	const file string = `{
+		"endpoint": "0.0.0.0:8000",
+		"token": "foobar",
+		"fileSystem": {
+			"type": 0,
+			"basePath": "assets"
+		}
+	}`
+
+	t.Run("Settings parsing is successful", func(t *testing.T) {
+		settings := ParseSettings([]byte(file))
+
+		assert.Equal(t, "0.0.0.0:8000", settings.Endpoint)
+		assert.Equal(t, "foobar", settings.Token)
+		assert.Equal(t, "assets", settings.FileSystem.BasePath)
+	})
+}