package message

import "testing"

func TestThemePalette(t *testing.T) {
	var expected, actual string

	palette := readableColors256()
	color := palette.Get(5)
	if color == nil {
		t.Fatal("Failed to return a color from palette.")
	}

	actual = color.String()
	expected = "38;05;6"
	if actual != expected {
		t.Errorf("Got: %q; Expected: %q", actual, expected)
	}

	actual = color.Format("foo")
	expected = "\033[38;05;6mfoo\033[0m"
	if actual != expected {
		t.Errorf("Got: %q; Expected: %q", actual, expected)
	}

	actual = palette.Get(palette.Len() + 1).String()
	expected = "38;05;3"
	if actual != expected {
		t.Errorf("Got: %q; Expected: %q", actual, expected)
	}

}

func TestTheme(t *testing.T) {
	var expected, actual string

	colorTheme := Themes[0]
	color := colorTheme.sys
	if color == nil {
		t.Fatal("Sys color should not be empty for first theme.")
	}

	actual = color.Format("foo")
	expected = "\033[38;05;245mfoo\033[0m"
	if actual != expected {
		t.Errorf("Got: %q; Expected: %q", actual, expected)
	}

	actual = colorTheme.ColorSys("foo")
	if actual != expected {
		t.Errorf("Got: %q; Expected: %q", actual, expected)
	}

	u := NewUser(SimpleID("foo"))
	u.colorIdx = 4
	actual = colorTheme.ColorName(u)
	expected = "\033[38;05;5mfoo\033[0m"
	if actual != expected {
		t.Errorf("Got: %q; Expected: %q", actual, expected)
	}

	msg := NewPublicMsg("hello", u)
	actual = msg.Render(&colorTheme)
	expected = "\033[38;05;5mfoo\033[0m: hello"
	if actual != expected {
		t.Errorf("Got: %q; Expected: %q", actual, expected)
	}
}