Update test to use testify framework (#12583)

* Update test to use testify framework

* Add require.NotNil to avoid a nil err var

* Add missing test var

model/command_webhook_test.go

@@ -5,17 +5,17 @@ package model
 
 import (
 	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
 )
 
 func TestCommandWebhookPreSave(t *testing.T) {
 	h := CommandWebhook{}
 	h.PreSave()
-	if len(h.Id) != 26 {
-		t.Fatal("Id should be generated")
-	}
-	if h.CreateAt == 0 {
-		t.Fatal("CreateAt should be set")
-	}
+
+	require.Len(t, h.Id, 26, "Id should be generated")
+	require.NotEqual(t, 0, h.CreateAt, "CreateAt should be set")
 }
 
 func TestCommandWebhookIsValid(t *testing.T) {
@@ -44,11 +44,14 @@ func TestCommandWebhookIsValid(t *testing.T) {
 		tmp := h
 		test.Transform()
 		err := h.IsValid()
-		if test.ExpectedError == "" && err != nil {
-			t.Fatal("hook should be valid")
-		} else if test.ExpectedError != "" && test.ExpectedError != err.Id {
-			t.Fatal("expected " + test.ExpectedError + " error")
+
+		if test.ExpectedError == "" {
+			assert.Error(t, err, "hook should be valid")
+		} else {
+			require.NotNil(t, err)
+			assert.Equal(t, test.ExpectedError, err.Id, "expected "+test.ExpectedError+" error")
 		}
+
 		h = tmp
 	}
 }