[tests] linkcheck: add test coverage for behaviour of a locally-exist…

…ing file. (#12128)

Co-authored-by: Bénédikt Tran <[email protected]>

tests/test_builders/test_build_linkcheck.py

@@ -116,7 +116,7 @@ def test_defaults(app):
  # images should fail
  assert "Not Found for url: https://localhost:7777/image.png" in content
  assert "Not Found for url: https://localhost:7777/image2.png" in content
- # looking for local file should fail
+ # looking for missing local file should fail
  assert "[broken] path/to/notfound" in content
  assert len(content.splitlines()) == 5
 
@@ -134,6 +134,8 @@ def test_defaults(app):
  # the output order of the rows is not stable
  # due to possible variance in network latency
  rowsby = {row["uri"]: row for row in rows}
+ # looking for local file that exists should succeed
+ assert rowsby["conf.py"]["status"] == "working"
  assert rowsby["https://localhost:7777#!bar"] == {
  'filename': 'links.rst',
  'lineno': 5,