/**
 * Console icons for Maven upgrade tool output.
 * Each icon has a Unicode character and an ASCII fallback.
 * The appropriate representation is chosen based on the terminal's charset capabilities.
 */
public enum ConsoleIcon {
    /**
     * Success/completion icon.
     */
    SUCCESS('✓', "[OK]"),

    /**
     * Error/failure icon.
     */
    ERROR('✗', "[ERROR]"),

    /**
     * Warning icon.
     */

        assertEquals("✓", ConsoleIcon.SUCCESS.getIcon(mockTerminal));
        assertEquals("✗", ConsoleIcon.ERROR.getIcon(mockTerminal));
        assertEquals("⚠", ConsoleIcon.WARNING.getIcon(mockTerminal));
        assertEquals("•", ConsoleIcon.DETAIL.getIcon(mockTerminal));
        assertEquals("→", ConsoleIcon.ACTION.getIcon(mockTerminal));
    }

    @Test