From a75bf5af3c8af884db1c71d38de78e074901ae71 Mon Sep 17 00:00:00 2001
From: Hong Xu <hong@topbug.net>
Date: Sat, 9 Jan 2016 17:33:51 -0800
Subject: [PATCH] Refactor the tests of math extensions.

---
 tests/roots/test-ext-imgmath/index.rst        |  6 -----
 .../conf.py                                   |  1 -
 tests/roots/test-ext-math/index.rst           | 10 ++++++++
 .../{test_ext_imgmath.py => test_ext_math.py} | 25 ++++++++++++++-----
 4 files changed, 29 insertions(+), 13 deletions(-)
 delete mode 100644 tests/roots/test-ext-imgmath/index.rst
 rename tests/roots/{test-ext-imgmath => test-ext-math}/conf.py (56%)
 create mode 100644 tests/roots/test-ext-math/index.rst
 rename tests/{test_ext_imgmath.py => test_ext_math.py} (63%)

diff --git a/tests/roots/test-ext-imgmath/index.rst b/tests/roots/test-ext-imgmath/index.rst
deleted file mode 100644
index f7780a422..000000000
--- a/tests/roots/test-ext-imgmath/index.rst
+++ /dev/null
@@ -1,6 +0,0 @@
-Test imgmath
-============
-
-.. math:: a^2+b^2=c^2
-
-Inline :math:`E=mc^2`
diff --git a/tests/roots/test-ext-imgmath/conf.py b/tests/roots/test-ext-math/conf.py
similarity index 56%
rename from tests/roots/test-ext-imgmath/conf.py
rename to tests/roots/test-ext-math/conf.py
index 3f3e2a783..f81c30bc4 100644
--- a/tests/roots/test-ext-imgmath/conf.py
+++ b/tests/roots/test-ext-math/conf.py
@@ -1,4 +1,3 @@
 # -*- coding: utf-8 -*-
 
-extensions = ['sphinx.ext.imgmath']
 master_doc = 'index'
diff --git a/tests/roots/test-ext-math/index.rst b/tests/roots/test-ext-math/index.rst
new file mode 100644
index 000000000..491edda95
--- /dev/null
+++ b/tests/roots/test-ext-math/index.rst
@@ -0,0 +1,10 @@
+Test Math
+=========
+
+.. math:: a^2+b^2=c^2
+
+Inline :math:`E=mc^2`
+
+Second math
+
+.. math:: e^{i\pi}+1=0
diff --git a/tests/test_ext_imgmath.py b/tests/test_ext_math.py
similarity index 63%
rename from tests/test_ext_imgmath.py
rename to tests/test_ext_math.py
index 2e28d2baa..84bca95a3 100644
--- a/tests/test_ext_imgmath.py
+++ b/tests/test_ext_math.py
@@ -1,9 +1,9 @@
 # -*- coding: utf-8 -*-
 """
-    test_ext_imgmath
-    ~~~~~~~~~~~~~~~~
+    test_ext_math
+    ~~~~~~~~~~~~~
 
-    Test sphinx.ext.imgmath extension.
+    Test math extensions.
 
     :copyright: Copyright 2007-2016 by the Sphinx team, see AUTHORS.
     :license: BSD, see LICENSE for details.
@@ -14,7 +14,8 @@ import re
 from util import with_app, SkipTest
 
 
-@with_app('html', testroot='ext-imgmath')
+@with_app('html', testroot='ext-math',
+          confoverrides = {'extensions': ['sphinx.ext.imgmath']})
 def test_imgmath_png(app, status, warning):
     app.builder.build_all()
     if "LaTeX command 'latex' cannot be run" in warning.getvalue():
@@ -27,8 +28,9 @@ def test_imgmath_png(app, status, warning):
             '\s*alt="a\^2\+b\^2=c\^2"/>\s*</p>\s*</div>')
     assert re.search(html, content, re.S)
 
-@with_app('html', testroot='ext-imgmath',
-          confoverrides={'imgmath_image_format': 'svg'})
+@with_app('html', testroot='ext-math',
+          confoverrides={'extensions': ['sphinx.ext.imgmath'],
+                         'imgmath_image_format': 'svg'})
 def test_imgmath_svg(app, status, warning):
     app.builder.build_all()
     if "LaTeX command 'latex' cannot be run" in warning.getvalue():
@@ -40,3 +42,14 @@ def test_imgmath_svg(app, status, warning):
     html = ('<div class="math">\s*<p>\s*<img src="_images/math/\w+.svg"'
             '\s*alt="a\^2\+b\^2=c\^2"/>\s*</p>\s*</div>')
     assert re.search(html, content, re.S)
+
+@with_app('html', testroot='ext-math',
+          confoverrides={'math_number_all': True,
+                         'extensions': ['sphinx.ext.mathjax']})
+def test_math_number_all(app, status, warning):
+    app.builder.build_all()
+
+    content = (app.outdir / 'index.html').text()
+    html = (r'<div class="math">\s*'
+            r'<span class="eqno">\(1\)</span>\\\[a\^2\+b\^2=c\^2\\\]</div>')
+    assert re.search(html, content, re.S)