diff --git a/test/cancel.cpp b/test/cancel.cpp
new file mode 100644
index 0000000..82da693
--- /dev/null
+++ b/test/cancel.cpp
@@ -0,0 +1,28 @@
+#include <stdplus/cancel.hpp>
+
+#include <gtest/gtest.h>
+
+namespace stdplus
+{
+
+struct FakeCancelable : public Cancelable
+{
+    size_t count = 0;
+    void cancel() noexcept override
+    {
+        count++;
+    }
+};
+
+TEST(CancelTest, Cancel)
+{
+    FakeCancelable c;
+    EXPECT_EQ(c.count, 0);
+    {
+        Cancel cancel(&c);
+        EXPECT_EQ(c.count, 0);
+    }
+    EXPECT_EQ(c.count, 1);
+}
+
+} // namespace stdplus