Aded test coverage for form submissions. Added validator as a service.

services/container.go

@@ -21,6 +21,9 @@ import (
 // Container contains all services used by the application and provides an easy way to handle dependency
 // injection including within tests
 type Container struct {
+	// Validator stores a validator
+	Validator *Validator
+
 	// Web stores the web framework
 	Web *echo.Echo
 
@@ -53,6 +56,7 @@ type Container struct {
 func NewContainer() *Container {
 	c := new(Container)
 	c.initConfig()
+	c.initValidator()
 	c.initWeb()
 	c.initCache()
 	c.initDatabase()
@@ -87,6 +91,11 @@ func (c *Container) initConfig() {
 	c.Config = &cfg
 }
 
+// initValidator initializes the validator
+func (c *Container) initValidator() {
+	c.Validator = NewValidator()
+}
+
 // initWeb initializes the web framework
 func (c *Container) initWeb() {
 	c.Web = echo.New()
@@ -98,6 +107,8 @@ func (c *Container) initWeb() {
 	default:
 		c.Web.Logger.SetLevel(log.DEBUG)
 	}
+
+	c.Web.Validator = c.Validator
 }
 
 // initCache initializes the cache

services/container_test.go

@@ -9,6 +9,7 @@ import (
 func TestNewContainer(t *testing.T) {
 	assert.NotNil(t, c.Web)
 	assert.NotNil(t, c.Config)
+	assert.NotNil(t, c.Validator)
 	assert.NotNil(t, c.Cache)
 	assert.NotNil(t, c.Database)
 	assert.NotNil(t, c.ORM)

services/validator.go

@@ -0,0 +1,26 @@
+package services
+
+import (
+	"github.com/go-playground/validator/v10"
+)
+
+// Validator provides validation mainly validating structs within the web context
+type Validator struct {
+	// validator stores the underlying validator
+	validator *validator.Validate
+}
+
+// NewValidator creats a new Validator
+func NewValidator() *Validator {
+	return &Validator{
+		validator: validator.New(),
+	}
+}
+
+// Validate validates a struct
+func (v *Validator) Validate(i interface{}) error {
+	if err := v.validator.Struct(i); err != nil {
+		return err
+	}
+	return nil
+}

services/validator_test.go

@@ -0,0 +1,19 @@
+package services
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func TestValidator(t *testing.T) {
+	type example struct {
+		Value string `validate:"required"`
+	}
+	e := example{}
+	err := c.Validator.Validate(e)
+	assert.Error(t, err)
+	e.Value = "a"
+	err = c.Validator.Validate(e)
+	assert.NoError(t, err)
+}