"""Tests for identicon and QR code generation.

Replaces Java's ZXing + Identicon with Python qrcode + hash-based grid.
"""

from __future__ import annotations

import pytest

from i2p_apps.console.identicon import (
    generate_identicon_svg,
    generate_qr_svg,
)


class TestIdenticon:
    """Hash-based visual identicon for router/destination hashes."""

    def test_generates_svg(self):
        svg = generate_identicon_svg("abc123def456")
        assert svg.startswith("<svg")
        assert "</svg>" in svg

    def test_deterministic(self):
        s1 = generate_identicon_svg("same_hash")
        s2 = generate_identicon_svg("same_hash")
        assert s1 == s2

    def test_different_hashes_different_icons(self):
        s1 = generate_identicon_svg("hash_aaa")
        s2 = generate_identicon_svg("hash_bbb")
        assert s1 != s2

    def test_custom_size(self):
        svg = generate_identicon_svg("test", size=128)
        assert 'width="128"' in svg

    def test_default_size(self):
        svg = generate_identicon_svg("test")
        assert 'width="64"' in svg


class TestQRCode:
    """QR code generation for I2P destinations."""

    def test_generates_svg(self):
        svg = generate_qr_svg("http://example.i2p")
        assert "<svg" in svg
        assert "</svg>" in svg

    def test_contains_rect_elements(self):
        svg = generate_qr_svg("test data")
        assert "<rect" in svg

    def test_different_data(self):
        q1 = generate_qr_svg("data1")
        q2 = generate_qr_svg("data2")
        assert q1 != q2