package json_test import "testing" func assertErr(t *testing.T, err error) { t.Helper() if err != nil { t.Fatalf("%+v", err) } } func assertEq(t *testing.T, msg string, exp interface{}, act interface{}) { t.Helper() if exp != act && !(exp == nil && act == nil) { t.Fatalf("failed to test for %s. exp=[%v] but act=[%v]", msg, exp, act) } } func assertNeq(t *testing.T, msg string, exp interface{}, act interface{}) { t.Helper() if exp == act { t.Fatalf("failed to test for %s. expected value is not [%v] but got same value", msg, act) } }