Add test for absolute paths. (#363)

Fixes #361

Author: mcmtroffaes

src/sphinxcontrib/bibtex/bibfile.py

@@ -25,7 +25,6 @@
 from pybtex.database.input.bibtex import Parser
 from sphinx.util.logging import getLogger
 
-
 logger = getLogger(__name__)
 
 

test/roots/test-bibfiles_absolute_path/conf.py

@@ -0,0 +1,3 @@
+extensions = ["sphinxcontrib.bibtex"]
+exclude_patterns = ["_build"]
+# bibtex_bibfiles set with absolute path through confoverrides

test/roots/test-bibfiles_absolute_path/index.rst

@@ -0,0 +1,2 @@
+.. bibliography::
+   :all:

test/test_bibfiles.py

@@ -1,6 +1,7 @@
 import re
 import shutil
 import time
+from pathlib import Path
 from test.common import html_citations
 
 import pytest
@@ -139,3 +140,23 @@ def test_bibfiles_multiple_keys(app, warning) -> None:
 def test_bibfiles_crossref(app, warning) -> None:
     app.build()
     assert not warning.getvalue()
+
+
+@pytest.mark.sphinx(
+    "html",
+    testroot="bibfiles_absolute_path",
+    confoverrides={
+        "bibtex_bibfiles": [
+            Path(__file__).parent / "roots" / "test-debug_minimal_example" / "refs.bib"
+        ],
+    },
+)
+def test_bibfiles_absolute_path(app, warning) -> None:
+    app.build()
+    assert not warning.getvalue()
+    assert re.search(
+        "parsing bibtex file .*test-debug_minimal_example.* parsed 1 entries",
+        app._status.getvalue(),
+    )
+    output = (app.outdir / "index.html").read_text()
+    assert len(html_citations().findall(output)) == 1