Add wdspec tests for browsingContext.navigate to image.

Differential Revision: https://phabricator.services.mozilla.com/D146418

bugzilla-url: https://bugzilla.mozilla.org/show_bug.cgi?id=1763132
gecko-commit: 1344380bb5fdef39d083b209267e013df9b4797a
gecko-reviewers: webdriver-reviewers, whimboo

webdriver/tests/bidi/browsing_context/navigate/image.py

@@ -0,0 +1,56 @@
+import pytest
+
+from . import navigate_and_assert
+
+pytestmark = pytest.mark.asyncio
+
+PAGE_EMPTY = "/webdriver/tests/bidi/browsing_context/navigate/support/empty.html"
+PNG_BLACK_DOT = "/webdriver/tests/bidi/browsing_context/navigate/support/black_dot.png"
+PNG_RED_DOT = "/webdriver/tests/bidi/browsing_context/navigate/support/red_dot.png"
+SVG = "/webdriver/tests/bidi/browsing_context/navigate/support/other.svg"
+
+
+@pytest.mark.parametrize(
+    "url_before, url_after",
+    [
+        (PAGE_EMPTY, SVG),
+        (SVG, PAGE_EMPTY),
+        (PAGE_EMPTY, PNG_BLACK_DOT),
+        (PNG_BLACK_DOT, PNG_RED_DOT),
+        (PNG_RED_DOT, SVG),
+        (PNG_BLACK_DOT, PAGE_EMPTY),
+    ],
+    ids=[
+        "document to svg",
+        "svg to document",
+        "document to png",
+        "png to png",
+        "png to svg",
+        "png to document",
+    ],
+)
+async def test_navigate_between_img_and_html(
+    bidi_session, new_tab, url, url_before, url_after
+):
+    await navigate_and_assert(bidi_session, new_tab, url(url_before))
+    await navigate_and_assert(bidi_session, new_tab, url(url_after))
+
+
+@pytest.mark.parametrize(
+    "img",
+    [SVG, PNG_BLACK_DOT],
+    ids=[
+        "to svg",
+        "to png",
+    ],
+)
+async def test_navigate_in_iframe(bidi_session, new_tab, inline, url, img):
+    frame_start_url = inline("frame")
+    url_before = inline(f"<iframe src='{frame_start_url}'></iframe>")
+    contexts = await navigate_and_assert(bidi_session, new_tab, url_before)
+
+    assert len(contexts[0]["children"]) == 1
+    frame = contexts[0]["children"][0]
+    assert frame["url"] == frame_start_url
+
+    await navigate_and_assert(bidi_session, frame, url(img))