Adding database schema version

model/system.go

@@ -0,0 +1,34 @@
+// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package model
+
+import (
+	"encoding/json"
+	"io"
+)
+
+type System struct {
+	Name  string `json:"name"`
+	Value string `json:"value"`
+}
+
+func (o *System) ToJson() string {
+	b, err := json.Marshal(o)
+	if err != nil {
+		return ""
+	} else {
+		return string(b)
+	}
+}
+
+func SystemFromJson(data io.Reader) *System {
+	decoder := json.NewDecoder(data)
+	var o System
+	err := decoder.Decode(&o)
+	if err == nil {
+		return &o
+	} else {
+		return nil
+	}
+}

model/system_test.go

@@ -0,0 +1,19 @@
+// Copyright (c) 2015 Spinpunch, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+package model
+
+import (
+	"strings"
+	"testing"
+)
+
+func TestSystemJson(t *testing.T) {
+	system := System{Name: "test", Value: NewId()}
+	json := system.ToJson()
+	result := SystemFromJson(strings.NewReader(json))
+
+	if result.Name != "test" {
+		t.Fatal("Ids do not match")
+	}
+}