package game

import (
	"errors"
	"testing"
)

func TestParseXEffect(t *testing.T) {
	e, err := parseXEffect("+1 armor")
	if err != nil {
		t.Fatal("unexpected", err)
	}
	if e.set {
		t.Fatal("+ xEffect reports as setting")
	}
	if e.x != 1 {
		t.Fatal("expected x == 1")
	}

	e, err = parseXEffect("-1 armor")
	if err != nil {
		t.Fatal("unexpected", err)
	}
	if e.set {
		t.Fatal("- xEffect reports as setting")
	}
	if e.x != -1 {
		t.Fatal("expected x == -1")
	}

	_, err = parseXEffect("1: +1 armor")
	if err == nil {
		t.Fatal("parsed free action as X effect")
	}

	e, err = parseXEffect("crew 3")
	if err != nil {
		t.Fatal("unexpected", err)
	}
	if !e.set {
		t.Fatal("xEffect reports not as setting")
	}
	if e.x != 3 {
		t.Fatal("expected x == 3")
	}

	e, err = parseXEffect("foobar")
	if err == nil || !errors.Is(err, ErrXEffectFormat) {
		t.Fatal("expected format error")
	}

	sailor := NewCard("nautics/sailor")
	e, err = parseXEffect(sailor.getEffects()[0])
	if err == nil || !errors.Is(err, ErrXEffectFormat) {
		t.Fatal("expected format error")
	}

	var err2 ErrXEffectError
	e, err = parseXEffect("9999999989899999999 armor")
	if err == nil || !errors.As(err, &err2) {
		t.Fatal("expected format error")
	}

	e, err = parseXEffect("crew 9999999989899999999")
	if err == nil || !errors.As(err, &err2) {
		t.Fatal("expected format error")
	}
}