mozilla-central/testing/web-platform/tests/webdriver/tests/bidi/browsing_context/print/margin.py

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Test Info: Warnings

# META: timeout=long
from math import ceil
import pytest
from webdriver.bidi.error import UnsupportedOperationException
from tests.support.image import inch_in_cm, inch_in_point
pytestmark = pytest.mark.asyncio
DEFAULT_PAGE_HEIGHT = 27.94
DEFAULT_PAGE_WIDTH = 21.59
def get_content(css=""):
return f"""
<div></div>
<style>
html,
body {{
margin: 0;
}}
div {{
background-color: black;
height: {DEFAULT_PAGE_HEIGHT}cm;
{css}
}}
</style>
"""
@pytest.mark.parametrize(
"margin, reference_css, css",
[
(
{"top": inch_in_cm},
"margin-top: 1.54cm;",
"",
),
(
{"left": inch_in_cm},
"margin-left: 1.54cm;",
"",
),
(
{"right": inch_in_cm},
"margin-right: 1.54cm;",
"",
),
(
{"bottom": inch_in_cm},
"height: 24.4cm;",
"height: 26.94cm;",
),
],
ids=[
"top",
"left",
"right",
"bottom",
],
)
async def test_margin_default(
bidi_session,
top_context,
inline,
assert_pdf_image,
margin,
reference_css,
css,
):
default_content_page = inline(get_content(css))
await bidi_session.browsing_context.navigate(
context=top_context["context"],
url=default_content_page,
wait="complete"
)
value_with_margin = await bidi_session.browsing_context.print(
context=top_context["context"],
shrink_to_fit=False,
background=True,
margin=margin,
)
# Compare a page with default margin (1.0cm) + css margin
# with a page with extended print margin.
await assert_pdf_image(value_with_margin, get_content(reference_css), True)
@pytest.mark.parametrize(
"margin",
[
{"top": DEFAULT_PAGE_HEIGHT},
{"left": DEFAULT_PAGE_WIDTH},
{"right": DEFAULT_PAGE_WIDTH},
{"bottom": DEFAULT_PAGE_HEIGHT},
{
"top": DEFAULT_PAGE_HEIGHT,
"left": DEFAULT_PAGE_WIDTH,
"right": DEFAULT_PAGE_WIDTH,
"bottom": DEFAULT_PAGE_HEIGHT,
},
],
ids=[
"top",
"left",
"right",
"bottom",
"all",
],
)
async def test_margin_same_as_page_dimension(
bidi_session,
top_context,
inline,
margin,
):
page = inline("Text")
await bidi_session.browsing_context.navigate(
context=top_context["context"], url=page, wait="complete"
)
# This yields an empty content area: https://github.com/w3c/webdriver-bidi/issues/473
with pytest.raises(UnsupportedOperationException):
await bidi_session.browsing_context.print(
context=top_context["context"],
shrink_to_fit=False,
margin=margin,
)
@pytest.mark.parametrize(
"margin",
[
{"top": DEFAULT_PAGE_HEIGHT - ceil(inch_in_cm / inch_in_point)},
{"left": DEFAULT_PAGE_WIDTH - ceil(inch_in_cm / inch_in_point)},
{"right": DEFAULT_PAGE_WIDTH - ceil(inch_in_cm / inch_in_point)},
{"bottom": DEFAULT_PAGE_HEIGHT - ceil(inch_in_cm / inch_in_point)},
],
ids=[
"top",
"left",
"right",
"bottom",
],
)
async def test_margin_minimum_page_size(
bidi_session,
top_context,
inline,
assert_pdf_dimensions,
margin,
):
page = inline("Text")
await bidi_session.browsing_context.navigate(
context=top_context["context"], url=page, wait="complete"
)
value = await bidi_session.browsing_context.print(
context=top_context["context"],
shrink_to_fit=False,
margin=margin
)
if "top" in margin or "bottom" in margin:
expected_width = DEFAULT_PAGE_WIDTH
else:
expected_width = DEFAULT_PAGE_WIDTH - (inch_in_cm / inch_in_point)
if "left" in margin or "right" in margin:
expected_height = DEFAULT_PAGE_HEIGHT
else:
expected_height = DEFAULT_PAGE_HEIGHT - (inch_in_cm / inch_in_point)
# Check that margins don't affect page dimensions and equal defaults.
await assert_pdf_dimensions(value, {
"width": expected_width,
"height": expected_height,
})
@pytest.mark.parametrize(
"margin",
[
{},
{"top": 0, "left": 0, "right": 0, "bottom": 0},
{"top": 2, "left": 2, "right": 2, "bottom": 2}
],
ids=[
"default",
"0",
"2"
],
)
async def test_margin_does_not_affect_page_size(
bidi_session,
top_context,
inline,
assert_pdf_dimensions,
margin
):
url = inline("")
await bidi_session.browsing_context.navigate(
context=top_context["context"], url=url, wait="complete"
)
value = await bidi_session.browsing_context.print(
context=top_context["context"],
margin=margin
)
# Check that margins don't affect page dimensions
# and equal in this case defaults.
await assert_pdf_dimensions(value, {
"width": DEFAULT_PAGE_WIDTH,
"height": DEFAULT_PAGE_HEIGHT,
})