diff --git a/test/MustacheInjectionTest.php b/test/MustacheInjectionTest.php
new file mode 100644
index 0000000..de74943
--- /dev/null
+++ b/test/MustacheInjectionTest.php
@@ -0,0 +1,127 @@
+<?php
+
+require_once '../Mustache.php';
+
+/**
+ * @group mustache_injection
+ */
+class MustacheInjectionSectionTest extends PHPUnit_Framework_TestCase {
+
+    // interpolation
+
+    public function testInterpolationInjection() {
+        $data = array(
+            'a' => '{{ b }}',
+            'b' => 'FAIL'
+        );
+        $template = '{{ a }}';
+        $output = '{{ b }}';
+        $m = new Mustache();
+        $this->assertEquals($output, $m->render($template, $data));
+    }
+
+    public function testUnescapedInterpolationInjection() {
+        $data = array(
+            'a' => '{{ b }}',
+            'b' => 'FAIL'
+        );
+        $template = '{{{ a }}}';
+        $output = '{{ b }}';
+        $m = new Mustache();
+        $this->assertEquals($output, $m->render($template, $data));
+    }
+
+
+    // sections
+
+    public function testSectionInjection() {
+        $data = array(
+            'a' => true,
+            'b' => '{{ c }}',
+            'c' => 'FAIL'
+        );
+        $template = '{{# a }}{{ b }}{{/ a }}';
+        $output = '{{ c }}';
+        $m = new Mustache();
+        $this->assertEquals($output, $m->render($template, $data));
+    }
+
+    public function testUnescapedSectionInjection() {
+        $data = array(
+            'a' => true,
+            'b' => '{{ c }}',
+            'c' => 'FAIL'
+        );
+        $template = '{{# a }}{{{ b }}}{{/ a }}';
+        $output = '{{ c }}';
+        $m = new Mustache();
+        $this->assertEquals($output, $m->render($template, $data));
+    }
+
+
+    // partials
+
+    public function testPartialInjection() {
+        $data = array(
+            'a' => '{{ b }}',
+            'b' => 'FAIL'
+        );
+        $template = '{{> partial }}';
+        $partials = array(
+            'partial' => '{{ a }}',
+        );
+        $output = '{{ b }}';
+        $m = new Mustache();
+        $this->assertEquals($output, $m->render($template, $data, $partials));
+    }
+
+    public function testPartialUnescapedInjection() {
+        $data = array(
+            'a' => '{{ b }}',
+            'b' => 'FAIL'
+        );
+        $template = '{{> partial }}';
+        $partials = array(
+            'partial' => '{{{ a }}}',
+        );
+        $output = '{{ b }}';
+        $m = new Mustache();
+        $this->assertEquals($output, $m->render($template, $data, $partials));
+    }
+
+
+    // lambdas
+
+    public function testLambdaInterpolationInjection() {
+        $data = array(
+            'a' => array($this, 'interpolationLambda'),
+            'b' => '{{ c }}',
+            'c' => 'FAIL'
+        );
+        $template = '{{ a }}';
+        $output = '{{ c }}';
+        $m = new Mustache();
+        $this->assertEquals($output, $m->render($template, $data));
+    }
+
+    public function interpolationLambda() {
+        return '{{ b }}';
+    }
+
+    public function testLambdaSectionInjection() {
+        $data = array(
+            'a' => array($this, 'sectionLambda'),
+            'b' => '{{ c }}',
+            'c' => 'FAIL'
+        );
+        $template = '{{# a }}b{{/ a }}';
+        $output = '{{ c }}';
+        $m = new Mustache();
+        $this->assertEquals($output, $m->render($template, $data));
+    }
+
+    public function sectionLambda($content) {
+        return '{{ ' . $content . ' }}';
+    }
+
+}
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