Merge pull request #86 from mcmtroffaes/feature/fix-issue85

Test and fix for sorting entries without author.

test/issue85/conf.py

@@ -0,0 +1,2 @@
+extensions = ['sphinxcontrib.bibtex']
+exclude_patterns = ['_build']

test/issue85/contents.rst

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+:cite:`_software_2015`
+:cite:`2009:mandel`
+
+.. bibliography:: test.bib

test/issue85/test.bib

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+@misc{_software_2015,
+    title = {Software projects built on {Mesos}},
+    url = {http://mesos.apache.org/documentation/latest/mesos-frameworks/},
+    month = sep,
+    year = 2015
+}
+
+@Misc{2009:mandel,
+author = {Jan Mandel},
+title = {A Brief Tutorial on the Ensemble {K}alman Filter},
+howpublished = {arXiv:0901.3725v1 [physics.ao-ph]},
+month =     jan,
+year =      {2009},
+archivePrefix = {arXiv},
+eprint        = {0901.3725},
+primaryClass  = {physics.ao-ph}
+}

test/test_issue85.py

@@ -0,0 +1,19 @@
+"""
+    test_issue77
+    ~~~~~~~~~~~~
+
+    Test for reference with no author and no key.
+"""
+
+from sphinx_testing.util import path, with_app
+
+srcdir = path(__file__).dirname().joinpath('issue85').abspath()
+
+
+def teardown_module():
+    (srcdir / '_build').rmtree(True)
+
+
+@with_app(srcdir=srcdir, warningiserror=True)
+def test_issue77(app, status, warning):
+    app.builder.build_all()