utils_test.go

package elmobd

import (
	"fmt"
	"testing"
)

/*==============================================================================
 * Utils
 */

func assert(t *testing.T, assertion bool, msg string) {
	if assertion {
		return
	}

	t.Fatal(fmt.Sprintf("Assertion %s failed", msg))
}

func assertEqual(t *testing.T, a interface{}, b interface{}) {
	assert(
		t,
		a == b,
		fmt.Sprintf("'%v == %v'", a, b),
	)
}

func assertSuccess(t *testing.T, err error) {
	assert(
		t,
		err == nil,
		fmt.Sprintf("'err == nil' (%v)", err),
	)
}

func assertOBDParseSuccess(t *testing.T, command OBDCommand, outputs []string) OBDCommand {
	result, err := parseOBDResponse(command, outputs)

	assertSuccess(t, err)

	if result != nil {
		err = result.Validate(command)

		assertSuccess(t, err)

		err = command.SetValue(result)

		assertSuccess(t, err)
	}

	return command
}