Files
esphome/tests/unit_tests/components/test_web_server.py
T

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Python

"""Tests for the web_server component index page builder."""
from esphome.components.web_server import build_index_html
from esphome.const import CONF_CSS_URL, CONF_JS_URL
def test_build_index_html_has_offline_hint() -> None:
"""The hosted script tag shows a hint when the browser cannot download it."""
html = build_index_html(
{CONF_JS_URL: "https://oi.esphome.io/v2/www.js", CONF_CSS_URL: ""}
)
assert '<script src="https://oi.esphome.io/v2/www.js" onerror="' in html
assert "local: true" in html
assert "https://oi.esphome.io/v2/www.js. This browser needs internet" in html
def test_build_index_html_escapes_hint() -> None:
"""Quotes in the script URL cannot break out of the onerror attribute."""
html = build_index_html({CONF_JS_URL: "http://x/a'b\"c.js", CONF_CSS_URL: ""})
assert "onerror=\"document.body.innerText='" in html
assert "a\\&#x27;b&quot;c.js" in html
def test_build_index_html_without_js_url() -> None:
"""No hosted script and no hint when js_url is empty."""
html = build_index_html({CONF_JS_URL: "", CONF_CSS_URL: ""})
assert "onerror" not in html
assert "<script" not in html