1 files changed, 45 insertions, 0 deletions
diff --git a/container-core/src/test/java/com/yahoo/jdisc/http/filter/EmptyResponseFilterTestCase.java b/container-core/src/test/java/com/yahoo/jdisc/http/filter/EmptyResponseFilterTestCase.java
new file mode 100644
index 00000000000..e6d7259ea41
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+++ b/container-core/src/test/java/com/yahoo/jdisc/http/filter/EmptyResponseFilterTestCase.java
@@ -0,0 +1,45 @@
+// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
+package com.yahoo.jdisc.http.filter;
+
+import com.yahoo.jdisc.Container;
+import com.yahoo.jdisc.Response;
+import com.yahoo.jdisc.http.HttpRequest;
+import com.yahoo.jdisc.http.HttpResponse;
+import com.yahoo.jdisc.http.filter.chain.EmptyResponseFilter;
+import com.yahoo.jdisc.service.CurrentContainer;
+import org.junit.Test;
+
+import java.net.URI;
+
+import static com.yahoo.jdisc.http.HttpRequest.Method;
+import static com.yahoo.jdisc.http.HttpRequest.Version;
+import static org.junit.Assert.assertEquals;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
+/**
+ * @author Simon Thoresen Hult
+ */
+public class EmptyResponseFilterTestCase {
+
+    @Test
+    public void requireThatEmptyFilterDoesNothing() throws Exception {
+        final HttpRequest request = newRequest(Method.GET, "/status.html", Version.HTTP_1_1);
+        final HttpResponse lhs = HttpResponse.newInstance(Response.Status.OK);
+        final HttpResponse rhs = HttpResponse.newInstance(Response.Status.OK);
+
+        EmptyResponseFilter.INSTANCE.filter(lhs, null);
+
+        assertEquals(lhs.headers(), rhs.headers());
+        assertEquals(lhs.context(), rhs.context());
+        assertEquals(lhs.getError(), rhs.getError());
+        assertEquals(lhs.getMessage(), rhs.getMessage());
+    }
+
+    private static HttpRequest newRequest(final Method method, final String uri, final Version version) {
+        final CurrentContainer currentContainer = mock(CurrentContainer.class);
+        when(currentContainer.newReference(any(URI.class))).thenReturn(mock(Container.class));
+        return HttpRequest.newServerRequest(currentContainer, URI.create(uri), method, version);
+    }
+}