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Test Info:
- This WPT test may be referenced by the following Test IDs:
- /webdriver/classic/take_full_screenshot/screenshot.py - WPT Dashboard Interop Dashboard
import pytest
from support.helpers import get_pref
from tests.support.asserts import assert_png
from tests.support.classic.asserts import assert_error, assert_success
from tests.support.image import png_dimensions
from . import document_dimensions
def take_full_screenshot(session):
return session.transport.send(
"GET",
f"/session/{session.session_id}/moz/screenshot/full",
)
def test_no_browsing_context(session, closed_window):
response = take_full_screenshot(session)
assert_error(response, "no such window")
def test_html_document(session, inline):
session.url = inline("<input>")
response = take_full_screenshot(session)
value = assert_success(response)
assert_png(value)
assert png_dimensions(value) == document_dimensions(session)
def test_xhtml_document(session, inline):
session.url = inline('<input type="text" />', doctype="xhtml")
response = take_full_screenshot(session)
value = assert_success(response)
assert_png(value)
assert png_dimensions(value) == document_dimensions(session)
def test_document_extends_beyond_viewport(session, inline):
session.url = inline(
"""
<style>
body { min-height: 200vh }
</style>
"""
)
response = take_full_screenshot(session)
value = assert_success(response)
assert_png(value)
assert png_dimensions(value) == document_dimensions(session)
@pytest.mark.allow_system_access
def test_huge_full_screenshot(session, inline):
max_size = get_pref(session, "gfx.canvas.max-size")
session.url = inline(
f"<div style='width: {max_size}px; height: {max_size}px; background-color: black;'></div>"
)
response = take_full_screenshot(session)
assert_error(response, "unsupported operation")
@pytest.mark.allow_system_access
@pytest.mark.parametrize("axis", ["width", "height"])
def test_screenshot_large_dimension(session, inline, axis):
max_size = get_pref(session, "gfx.canvas.max-size")
width = f"{max_size}px" if axis == "width" else "10px"
height = f"{max_size}px" if axis == "height" else "10px"
session.url = inline(
f"<meta name='viewport' content='width=device-width, initial-scale=1.0'>"
f"<style>body {{ margin: 0; }}</style>"
f"<div style='width: {width}; height: {height}; background-color: black;'></div>"
)
response = take_full_screenshot(session)
value = assert_success(response)
assert_png(value)
assert png_dimensions(value) == document_dimensions(session)