1 files changed, 29 insertions, 0 deletions
diff --git a/tests/test_util_template.py b/tests/test_util_template.py
new file mode 100644
index 0000000..4601179
--- /dev/null
+++ b/tests/test_util_template.py
@@ -0,0 +1,29 @@
+"""Tests sphinx.util.template functions."""
+
+from sphinx.util.template import ReSTRenderer
+
+
+def test_ReSTRenderer_escape():
+    r = ReSTRenderer()
+    template = '{{ "*hello*" | e }}'
+    assert r.render_string(template, {}) == r'\*hello\*'
+
+
+def test_ReSTRenderer_heading():
+    r = ReSTRenderer()
+
+    template = '{{ "hello" | heading }}'
+    assert r.render_string(template, {}) == 'hello\n====='
+
+    template = '{{ "hello" | heading(1) }}'
+    assert r.render_string(template, {}) == 'hello\n====='
+
+    template = '{{ "русский язык" | heading(2) }}'
+    assert r.render_string(template, {}) == ('русский язык\n'
+                                             '------------')
+
+    # language: ja
+    r.env.language = 'ja'
+    template = '{{ "русский язык" | heading }}'
+    assert r.render_string(template, {}) == ('русский язык\n'
+                                             '=======================')