diff --git a/addons/base/static/qweb/qweb-test.js.html b/addons/base/static/qweb/qweb-test.js.html
index 3dc9e0a7ff5..db773c279df 100644
--- a/addons/base/static/qweb/qweb-test.js.html
+++ b/addons/base/static/qweb/qweb-test.js.html
@@ -33,6 +33,12 @@
             });
             test("Formatted escaped data output", function () {
                 equals("ok", render('escf-noformat-literal', {}), "Render a literal string");
+                equals("ok", render('escf-simpleformat-variable', {value: 'ok'}),
+                        "Only render an interpolated variable");
+                equals("[ok]", render('escf-format-variable', {value: 'ok'}),
+                        "Actually formatted variable");
+                equals('[&lt;ok&gt;]', render('escf-format-variable-with-escapes', {value: '<ok>'}),
+                        "Render a formatted string with data to escape");
             });
 
         });
diff --git a/addons/base/static/qweb/qweb-test.xml b/addons/base/static/qweb/qweb-test.xml
index f3ac3e8f5ec..8eed21b955a 100644
--- a/addons/base/static/qweb/qweb-test.xml
+++ b/addons/base/static/qweb/qweb-test.xml
@@ -1,4 +1,5 @@
 <templates>
+    <!-- esc -->
     <t t-name="esc-literal">
         <t t-esc="'ok'"/>
     </t>
@@ -9,8 +10,17 @@
         <t t-esc="ok"/>
     </t>
 
-
+    <!-- escf -->
     <t t-name="escf-noformat-literal">
         <t t-escf="ok"/>
     </t>
+    <t t-name="escf-simpleformat-variable">
+        <t t-escf="#{value}"/>
+    </t>
+    <t t-name="escf-format-variable">
+        <t t-escf="[#{value}]"/>
+    </t>
+    <t t-name="escf-format-variable-with-escapes">
+        <t t-escf="[#{value}]"/>
+    </t>
 </templates>