Function TestMigrateWithUniqueIndexAndUnique

tests/migrate_test.go:1875–2088

(t *testing.T)

}

func TestMigrateWithUniqueIndexAndUnique(t *testing.T) {
	const table = "unique_struct"

	checkField := func(model interface{}, fieldName string, unique bool, uniqueIndex string) {
		stmt := &gorm.Statement{DB: DB}
		err := stmt.Parse(model)
		if err != nil {
			t.Fatalf("%v: failed to parse schema, got error: %v", utils.FileWithLineNum(), err)
		}
		_ = stmt.Schema.ParseIndexes()
		field := stmt.Schema.LookUpField(fieldName)
		if field == nil {
			t.Fatalf("%v: failed to find column %q", utils.FileWithLineNum(), fieldName)
		}
		if field.Unique != unique {
			t.Fatalf("%v: %q column %q unique should be %v but got %v", utils.FileWithLineNum(), stmt.Schema.Table, fieldName, unique, field.Unique)
		}
		if field.UniqueIndex != uniqueIndex {
			t.Fatalf("%v: %q column %q uniqueIndex should be %v but got %v", utils.FileWithLineNum(), stmt.Schema, fieldName, uniqueIndex, field.UniqueIndex)
		}
	}

	type ( // not unique
		UniqueStruct1 struct {
			Name string `gorm:"size:10"`
		}
		UniqueStruct2 struct {
			Name string `gorm:"size:20"`
		}
	)
	checkField(&UniqueStruct1{}, "name", false, "")
	checkField(&UniqueStruct2{}, "name", false, "")

	type ( // unique
		UniqueStruct3 struct {
			Name string `gorm:"size:30;unique"`
		}
		UniqueStruct4 struct {
			Name string `gorm:"size:40;unique"`
		}
	)
	checkField(&UniqueStruct3{}, "name", true, "")
	checkField(&UniqueStruct4{}, "name", true, "")

	type ( // uniqueIndex
		UniqueStruct5 struct {
			Name string `gorm:"size:50;uniqueIndex"`
		}
		UniqueStruct6 struct {
			Name string `gorm:"size:60;uniqueIndex"`
		}
		UniqueStruct7 struct {
			Name     string `gorm:"size:70;uniqueIndex:idx_us6_all_names"`
			NickName string `gorm:"size:70;uniqueIndex:idx_us6_all_names"`
		}
	)
	checkField(&UniqueStruct5{}, "name", false, "idx_unique_struct5_name")
	checkField(&UniqueStruct6{}, "name", false, "idx_unique_struct6_name")