Add default value test

tests/default_value_test.go

@@ -0,0 +1,37 @@
+package tests_test
+
+import (
+	"testing"
+
+	"gorm.io/gorm"
+)
+
+func TestDefaultValue(t *testing.T) {
+	type Harumph struct {
+		gorm.Model
+		Email string `gorm:"not null;"`
+		Name  string `gorm:"not null;default:foo"`
+		Name2 string `gorm:"not null;default:'foo'"`
+		Age   int    `gorm:"default:18"`
+	}
+
+	DB.Migrator().DropTable(&Harumph{})
+
+	if err := DB.AutoMigrate(&Harumph{}); err != nil {
+		t.Fatalf("Failed to migrate with default value, got error: %v", err)
+	}
+
+	var harumph = Harumph{Email: "hello@gorm.io"}
+	if err := DB.Create(&harumph).Error; err != nil {
+		t.Fatalf("Failed to create data with default value, got error: %v", err)
+	} else if harumph.Name != "foo" || harumph.Name2 != "foo" || harumph.Age != 18 {
+		t.Fatalf("Failed to create data with default value, got: %+v", harumph)
+	}
+
+	var result Harumph
+	if err := DB.First(&result, "email = ?", "hello@gorm.io").Error; err != nil {
+		t.Fatalf("Failed to find created data, got error: %v", err)
+	} else if result.Name != "foo" || result.Name2 != "foo" || result.Age != 18 {
+		t.Fatalf("Failed to find created data with default data, got %+v", result)
+	}
+}