add tests for math_numfig

tests/roots/test-ext-math/index.rst

@@ -2,8 +2,10 @@ Test Math
 =========
 
 .. toctree::
+   :numbered: 1
 
    math
+   page
 
 .. math:: a^2+b^2=c^2
 

tests/roots/test-ext-math/page.rst

@@ -0,0 +1,9 @@
+Test multiple pages
+===================
+
+.. math::
+   :label: bar
+
+   a = b + 1
+
+Referencing equations :eq:`foo` and :eq:`bar`.

tests/test_ext_math.py

@@ -139,3 +139,52 @@ def test_math_eqref_format_latex(app, status, warning):
     content = (app.outdir / 'test.tex').text()
     macro = r'Referencing equation Eq.\\ref{equation:math:foo}.'
     assert re.search(macro, content, re.S)
+
+
+@pytest.mark.sphinx('html', testroot='ext-math',
+                    confoverrides={'extensions': ['sphinx.ext.mathjax'],
+                                   'numfig': True,
+                                   'math_numfig': True})
+def test_mathjax_numfig_html(app, status, warning):
+    app.builder.build_all()
+
+    content = (app.outdir / 'math.html').text()
+    html = ('<div class="math" id="equation-math:0">\n'
+            '<span class="eqno">(1.2)')
+    assert html in content
+    html = ('<p>Referencing equation <a class="reference internal" '
+            'href="#equation-foo">(1.1)</a>.</p>')
+    assert html in content
+
+
+@pytest.mark.sphinx('html', testroot='ext-math',
+                    confoverrides={'extensions': ['sphinx.ext.jsmath'],
+                                   'jsmath_path': 'dummy.js',
+                                   'numfig': True,
+                                   'math_numfig': True})
+def test_jsmath_numfig_html(app, status, warning):
+    app.builder.build_all()
+
+    content = (app.outdir / 'math.html').text()
+    html = '<span class="eqno">(1.2)<a class="headerlink" href="#equation-math:0"'
+    assert html in content
+    html = ('<p>Referencing equation <a class="reference internal" '
+            'href="#equation-foo">(1.1)</a>.</p>')
+    assert html in content
+
+
+@pytest.mark.sphinx('html', testroot='ext-math',
+                    confoverrides={'extensions': ['sphinx.ext.imgmath'],
+                                   'numfig': True,
+                                   'numfig_secnum_depth': 0,
+                                   'math_numfig': True})
+def test_imgmath_numfig_html(app, status, warning):
+    app.builder.build_all()
+
+    content = (app.outdir / 'page.html').text()
+    html = '<span class="eqno">(3)<a class="headerlink" href="#equation-bar"'
+    assert html in content
+    html = ('<p>Referencing equations <a class="reference internal" '
+            'href="math.html#equation-foo">(1)</a> and '
+            '<a class="reference internal" href="#equation-bar">(3)</a>.</p>')
+    assert html in content