SEC-1033: Add basic equality support for hasIpAddress() expression.

core/src/test/java/org/springframework/security/expression/support/WebSecurityExpressionRootTests.java

@@ -0,0 +1,25 @@
+package org.springframework.security.expression.support;
+
+import static org.junit.Assert.*;
+
+import org.jmock.Mockery;
+import org.jmock.integration.junit4.JUnit4Mockery;
+import org.junit.Test;
+import org.springframework.mock.web.MockHttpServletRequest;
+import org.springframework.security.Authentication;
+import org.springframework.security.intercept.web.FilterInvocation;
+import org.springframework.security.util.FilterInvocationUtils;
+
+public class WebSecurityExpressionRootTests {
+    Mockery jmock = new JUnit4Mockery();
+
+    @Test
+    public void ipAddressMatchesForEqualIpAddresses() throws Exception {
+        FilterInvocation fi = FilterInvocationUtils.create("/test");
+        MockHttpServletRequest request = (MockHttpServletRequest) fi.getHttpRequest();
+        request.setRemoteAddr("192.168.1.1");
+        WebSecurityExpressionRoot root = new WebSecurityExpressionRoot(jmock.mock(Authentication.class), fi);
+
+        assertTrue(root.hasIpAddress("192.168.1.1"));
+    }
+}