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"""Test for parallel build."""
import os
import pytest
from sphinx.util.parallel import parallel_available
@pytest.mark.skipif(
not parallel_available, reason="sphinx parallel builds not available"
)
@pytest.mark.sphinx("html", testroot="parallel")
def test_parallel(make_app, app_params) -> None:
args, kwargs = app_params
app0 = make_app(*args, **kwargs)
app0.parallel = 4
app0.build()
assert not app0._warning.getvalue()
# update files to trigger merge of citations domain data
docnames = {
"{0}/doc{1:02d}".format(folder, i)
for i in (1, 3, 5, 7, 11, 15, 19)
for folder in ("regular", "foot")
}
for docname in docnames:
rstname = app0.env.doc2path(docname)
htmlname = app0.builder.get_outfilename(docname)
mtime = (app0.builder.outdir / htmlname).stat().st_mtime
os.utime(app0.srcdir / rstname, (mtime + 5, mtime + 5))
updated = set(app0.builder.get_outdated_docs())
assert updated == docnames
app1 = make_app(*args, **kwargs)
app1._warning.seek(0)
app1._warning.truncate()
app1.build()
assert not app1._warning.getvalue()
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