Fix security issue in SecurityUtil

- Specified mode and padding to address risky algorithm
- Corrected unit test for different exception message
- Moved tests to package

Issue-ID: SDC-3105
Signed-off-by: Neil Derraugh <neil.derraugh@yoppworks.com>
Change-Id: I5773ab555a5468362c775cf99795df4eb8c52136

5 files changed, 472 insertions, 0 deletions

diff --git a/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/AuthenticationCookieUtilsTest.java b/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/AuthenticationCookieUtilsTest.java
new file mode 100644
index 0000000000..6c1e6cb849
--- /dev/null
+++ b/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/AuthenticationCookieUtilsTest.java
@@ -0,0 +1,66 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.securityutil;
+
+import org.junit.Test;
+
+import javax.servlet.http.Cookie;
+
+import java.io.IOException;
+import org.openecomp.sdc.securityutil.AuthenticationCookie;
+import org.openecomp.sdc.securityutil.AuthenticationCookieUtils;
+import org.openecomp.sdc.securityutil.CipherUtilException;
+import org.openecomp.sdc.securityutil.ISessionValidationFilterConfiguration;
+import org.openecomp.sdc.securityutil.filters.SampleFilter;
+
+import static org.junit.Assert.*;
+
+public class AuthenticationCookieUtilsTest {
+
+    private SampleFilter sessionValidationFilter = new SampleFilter();
+    private ISessionValidationFilterConfiguration filterCfg = sessionValidationFilter.getFilterConfiguration();
+
+    @Test
+    public void vaildateThatCookieCurrentSessionTimeIncreased() throws IOException, CipherUtilException {
+        // original cookie, pojo and servlet cookie
+        AuthenticationCookie authenticationCookieOriginal = new AuthenticationCookie("kuku");
+        Cookie cookieWithOriginalTime = new Cookie(filterCfg.getCookieName(), AuthenticationCookieUtils
+            .getEncryptedCookie(authenticationCookieOriginal,filterCfg ));
+        // cookie with increased time, pojo and servlet cookie
+        Cookie cookieWithIncreasedTime = AuthenticationCookieUtils.updateSessionTime(cookieWithOriginalTime, filterCfg);
+        AuthenticationCookie authenticationCookieIncreasedTime = AuthenticationCookieUtils.getAuthenticationCookie(cookieWithIncreasedTime, filterCfg);
+        // validation
+        long currentSessionTimeOriginal = authenticationCookieOriginal.getCurrentSessionTime();
+        long currentSessionTimeIncreased = authenticationCookieIncreasedTime.getCurrentSessionTime();
+        assertTrue(currentSessionTimeOriginal < currentSessionTimeIncreased);
+    }
+
+    @Test
+    public void validateSerializationEncriptionDeserializationDecryption() throws IOException, CipherUtilException {
+        // original cookie, pojo and servlet cookie
+        AuthenticationCookie authenticationCookieOriginal = new AuthenticationCookie("kuku");
+        Cookie cookieWithOriginalTime = new Cookie(filterCfg.getCookieName(), AuthenticationCookieUtils.getEncryptedCookie(authenticationCookieOriginal,filterCfg ));
+        // cookie with increased time, pojo and servlet cookie
+        AuthenticationCookie decriptedAndDeserializedAuthenticationCookie = AuthenticationCookieUtils.getAuthenticationCookie(cookieWithOriginalTime,filterCfg);
+        assertTrue(authenticationCookieOriginal.equals(decriptedAndDeserializedAuthenticationCookie));
+    }
+
+}
diff --git a/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/CipherUtilTest.java b/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/CipherUtilTest.java
new file mode 100644
index 0000000000..437974de02
--- /dev/null
+++ b/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/CipherUtilTest.java
@@ -0,0 +1,73 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.securityutil;
+
+import org.apache.commons.codec.binary.Base64;
+import org.apache.commons.lang.RandomStringUtils;
+import org.junit.Test;
+
+import static org.junit.Assert.*;
+
+public class CipherUtilTest {
+
+    private static final String KEY = "AGLDdG4D04BKm2IxIWEr8o==";
+    private static final String DATA = "data";
+
+    @Test
+    public void encryptDecryptPKC() throws CipherUtilException {
+        String generatedKey = RandomStringUtils.randomAlphabetic(16);
+        String base64Key = Base64.encodeBase64String(generatedKey.getBytes());
+        String encrypted = CipherUtil.encryptPKC(DATA, base64Key);
+        assertNotEquals(DATA, encrypted);
+        String decrypted = CipherUtil.decryptPKC(encrypted, base64Key);
+        assertEquals(decrypted, DATA);
+    }
+
+    @Test
+    public void encryptInvalidKey() {
+        try {
+            CipherUtil.encryptPKC(DATA, "invalidKey");
+            fail();
+        } catch (CipherUtilException ex) {
+            assertTrue(ex.getMessage().contains("Invalid AES key length"));
+        }
+    }
+
+    @Test
+    public void decryptInvalidKey() {
+        try {
+            CipherUtil.decryptPKC(DATA, "invalidKey");
+            fail();
+        } catch (CipherUtilException ex) {
+            assertTrue(ex.getMessage().contains("length"));
+        }
+    }
+
+    @Test
+   public void decryptInvalidData() {
+        try {
+            CipherUtil.decryptPKC(DATA, KEY);
+          fail();
+       } catch (CipherUtilException ex) {
+          assertTrue(ex.getMessage().contains("Input too short"));
+        }
+    }
+}
diff --git a/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/PasswordsTest.java b/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/PasswordsTest.java
new file mode 100644
index 0000000000..34a0c52604
--- /dev/null
+++ b/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/PasswordsTest.java
@@ -0,0 +1,97 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.securityutil;
+
+import org.junit.Test;
+import org.openecomp.sdc.securityutil.Passwords;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+public class PasswordsTest {
+
+    @Test
+    public void hashPassword() throws Exception {
+        String hash = Passwords.hashPassword("hello1234");
+        assertTrue(Passwords.isExpectedPassword("hello1234", hash));
+
+        //test different salt-> result in different hash
+        String hash2 = Passwords.hashPassword("hello1234");
+        assertFalse(hash.equals(hash2));
+
+        String hash3  = Passwords.hashPassword("");
+        assertTrue(Passwords.isExpectedPassword("", hash3));
+
+        String hash4  = Passwords.hashPassword(null);
+        assertTrue(hash4 == null);
+    }
+
+    @Test
+    public void isExpectedPassword() throws Exception {
+        //region isExpectedPassword(String password, String salt, String hash)
+        assertTrue(Passwords.isExpectedPassword(null, null, null));
+        //valid hash
+        assertTrue(Passwords.isExpectedPassword("hello1234", "e0277df331f4ff8f74752ac4a8fbe03b", "6dfbad308cdf53c9ff2ee2dca811ee92f1b359586b33027580e2ff92578edbd0"));
+        //invalid salt
+        assertFalse(Passwords.isExpectedPassword("hello1234", "c0000df331f4ff8f74752ac4a00be03c", "6dfbad308cdf53c9ff2ee2dca811ee92f1b359586b33027580e2ff92578edbd0"));
+        assertFalse(Passwords.isExpectedPassword("hello1234", null, "6dfbad308cdf53c9ff2ee2dca811ee92f1b359586b33027580e2ff92578edbd0"));
+        //exacly 1 param uninitialized
+        assertFalse(Passwords.isExpectedPassword("hello1234", "", null));
+        assertFalse(Passwords.isExpectedPassword(null, "", "hello1234"));
+        //no salt & no hash
+        assertFalse(Passwords.isExpectedPassword("hello1234", null, "hello1234"));
+        //endregion
+
+        //region isExpectedPassword(String password, String expectedHash)
+        assertTrue(Passwords.isExpectedPassword(null, null));
+        //valid hash
+        assertTrue(Passwords.isExpectedPassword("hello1234", "e0277df331f4ff8f74752ac4a8fbe03b:6dfbad308cdf53c9ff2ee2dca811ee92f1b359586b33027580e2ff92578edbd0"));
+        //invalid salt
+        assertFalse(Passwords.isExpectedPassword("hello1234", "c0000df331f4ff8f74752ac4a00be03c:6dfbad308cdf53c9ff2ee2dca811ee92f1b359586b33027580e2ff92578edbd0"));
+        //exacly 1 param uninitialized
+        assertFalse(Passwords.isExpectedPassword("hello1234", null));
+        assertFalse(Passwords.isExpectedPassword(null, "hello1234"));
+        //no salt & no hash
+        assertFalse(Passwords.isExpectedPassword("hello1234", "hello1234"));
+        //endregion
+    }
+
+    @Test
+    public void hashtest() {
+        String password = "123456";
+        String hash = Passwords.hashPassword(password);
+        assertTrue(Passwords.isExpectedPassword(password, hash));
+        password = "1sdfgsgd23456";
+        hash = Passwords.hashPassword(password);
+        assertTrue(Passwords.isExpectedPassword(password, hash));
+        password = "1sdfgsgd2345((*&%$%6";
+        hash = Passwords.hashPassword(password);
+        assertTrue(Passwords.isExpectedPassword(password, hash));
+        password = "";
+        hash = Passwords.hashPassword(password);
+        assertTrue(Passwords.isExpectedPassword(password, hash));
+        password = " ";
+        hash = Passwords.hashPassword(password);
+        assertTrue(Passwords.isExpectedPassword(password, hash));
+    }
+
+
+}
diff --git a/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/RepresentationUtilsTest.java b/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/RepresentationUtilsTest.java
new file mode 100644
index 0000000000..f7af4a9318
--- /dev/null
+++ b/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/RepresentationUtilsTest.java
@@ -0,0 +1,56 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.securityutil;
+
+import org.junit.Test;
+
+import java.io.IOException;
+import java.util.HashSet;
+import java.util.Set;
+import org.openecomp.sdc.securityutil.AuthenticationCookie;
+import org.openecomp.sdc.securityutil.RepresentationUtils;
+
+import static org.junit.Assert.assertTrue;
+
+public class RepresentationUtilsTest {
+
+    private static AuthenticationCookie originalCookie = new AuthenticationCookie("kuku");
+
+    @Test
+    public void representationE2EwithRoleNull() throws IOException {
+        originalCookie.setRoles(null);
+        String jsonStr = RepresentationUtils.toRepresentation(originalCookie);
+        AuthenticationCookie cookieFromJson = RepresentationUtils.fromRepresentation(jsonStr, AuthenticationCookie.class);
+        assertTrue(originalCookie.equals(cookieFromJson));
+    }
+
+    @Test
+    public void representationE2EwithRoleNotNull() throws IOException {
+        Set<String> roles = new HashSet<String>();
+        roles.add("Designer");
+        roles.add("Admin");
+        roles.add("Tester");
+        originalCookie.setRoles(roles);
+        String jsonStr = RepresentationUtils.toRepresentation(originalCookie);
+        AuthenticationCookie cookieFromJson = RepresentationUtils.fromRepresentation(jsonStr, AuthenticationCookie.class);
+        assertTrue(originalCookie.equals(cookieFromJson));
+    }
+}
diff --git a/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/filters/SessionValidationFilterTest.java b/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/filters/SessionValidationFilterTest.java
new file mode 100644
index 0000000000..cb11ef97f4
--- /dev/null
+++ b/openecomp-be/backend/openecomp-sdc-security-util/src/test/java/org/openecomp/sdc/securityutil/filters/SessionValidationFilterTest.java
@@ -0,0 +1,180 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * SDC
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.openecomp.sdc.securityutil.filters; 
+
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.InjectMocks;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.Spy;
+import org.mockito.junit.MockitoJUnitRunner;
+
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.http.Cookie;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import org.openecomp.sdc.securityutil.AuthenticationCookie;
+import org.openecomp.sdc.securityutil.AuthenticationCookieUtils;
+import org.openecomp.sdc.securityutil.CipherUtilException;
+import org.openecomp.sdc.securityutil.RepresentationUtils;
+import org.openecomp.sdc.securityutil.filters.ResponceWrapper;
+import org.openecomp.sdc.securityutil.filters.SampleFilter;
+
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.when;
+
+@RunWith(MockitoJUnitRunner.class)
+public class SessionValidationFilterTest {
+
+    @Mock
+    private HttpServletRequest request;
+    @Spy
+    private HttpServletResponse response;
+    @Mock
+    private FilterChain filterChain;
+    @Mock
+    private FilterConfig filterConfig;
+    @Mock
+    private ResponceWrapper responceWrapper;
+
+    // implementation of SessionValidationFilter
+    @InjectMocks
+    @Spy
+    private SampleFilter sessionValidationFilter = new SampleFilter();
+
+    @Before
+    public void setUpClass() throws ServletException {
+        sessionValidationFilter.init(filterConfig);
+    }
+
+    @Test
+    public void excludedUrlHealthcheck() throws IOException, ServletException {
+        when(request.getPathInfo()).thenReturn("/healthCheck");
+        sessionValidationFilter.doFilter(request, response, filterChain);
+        Mockito.verify(filterChain, times(1)).doFilter(request, response);
+    }
+
+    @Test
+    public void excludedUrlUpload() throws IOException, ServletException {
+        when(request.getPathInfo()).thenReturn("/upload/123");
+        sessionValidationFilter.doFilter(request, response, filterChain);
+        Mockito.verify(filterChain, times(1)).doFilter(request, response);
+    }
+
+    // case when url pattern in web.xml is forward slash (/)
+    @Test
+    public void pathInfoIsNull() throws IOException, ServletException {
+        when(request.getServletPath()).thenReturn("/upload/2");
+        when(request.getPathInfo()).thenReturn(null);
+        sessionValidationFilter.doFilter(request, response, filterChain);
+        Mockito.verify(filterChain, times(1)).doFilter(request, response);
+    }
+
+    @Test
+    public void noCookiesInRequest() throws IOException, ServletException {
+        when(request.getPathInfo()).thenReturn("/resource");
+        when(request.getCookies()).thenReturn(new Cookie[0]);
+        sessionValidationFilter.doFilter(request, response, filterChain);
+        Mockito.verify(response, times(1)).sendRedirect(sessionValidationFilter.getFilterConfiguration().getRedirectURL());
+    }
+
+    @Test
+    public void nullCookiesInRequest() throws IOException, ServletException {
+        when(request.getPathInfo()).thenReturn("/resource");
+        when(request.getCookies()).thenReturn(null);
+        sessionValidationFilter.doFilter(request, response, filterChain);
+        Mockito.verify(response, times(1)).sendRedirect(sessionValidationFilter.getFilterConfiguration().getRedirectURL());
+    }
+
+    @Test
+    public void noCookiesWithCorrectNameInRequest() throws IOException, ServletException {
+        when(request.getPathInfo()).thenReturn("/resource");
+        String newNameNotContainsRealName = sessionValidationFilter.getFilterConfiguration().getCookieName().substring(1);
+        Cookie cookie = new Cookie("fake" + newNameNotContainsRealName + "fake2", RepresentationUtils.toRepresentation(new AuthenticationCookie("kuku")));
+        when(request.getCookies()).thenReturn(new Cookie[]{cookie});
+        sessionValidationFilter.doFilter(request, response, filterChain);
+        Mockito.verify(response, times(1)).sendRedirect(sessionValidationFilter.getFilterConfiguration().getRedirectURL());
+    }
+
+    @Test
+    public void cookieMaxSessionTimeTimedOut() throws IOException, ServletException, CipherUtilException {
+        when(request.getPathInfo()).thenReturn("/resource");
+        AuthenticationCookie authenticationCookie = new AuthenticationCookie("kuku");
+        // set max session time to timout value
+        long maxSessionTimeOut = sessionValidationFilter.getFilterConfiguration().getMaxSessionTimeOut();
+        long startTime = authenticationCookie.getMaxSessionTime();
+        long timeout = startTime - maxSessionTimeOut - 1000l;
+        authenticationCookie.setMaxSessionTime(timeout);
+        Cookie cookie = new Cookie(sessionValidationFilter.getFilterConfiguration().getCookieName(), AuthenticationCookieUtils
+            .getEncryptedCookie(authenticationCookie, sessionValidationFilter.getFilterConfiguration()));
+
+        when(request.getCookies()).thenReturn(new Cookie[]{cookie});
+        sessionValidationFilter.doFilter(request, response, filterChain);
+        Mockito.verify(response, times(1)).sendRedirect(sessionValidationFilter.getFilterConfiguration().getRedirectURL());
+    }
+
+    @Test
+    public void cookieSessionIdle() throws IOException, ServletException, CipherUtilException {
+        when(request.getPathInfo()).thenReturn("/resource");
+        AuthenticationCookie authenticationCookie = new AuthenticationCookie("kuku");
+        // set session time to timout to idle
+        long idleSessionTimeOut = sessionValidationFilter.getFilterConfiguration().getSessionIdleTimeOut();
+        long sessionStartTime = authenticationCookie.getCurrentSessionTime();
+        long timeout = sessionStartTime - idleSessionTimeOut - 2000;
+        authenticationCookie.setCurrentSessionTime(timeout);
+        Cookie cookie = new Cookie(sessionValidationFilter.getFilterConfiguration().getCookieName(), AuthenticationCookieUtils.getEncryptedCookie(authenticationCookie, sessionValidationFilter.getFilterConfiguration()));
+
+        when(request.getCookies()).thenReturn(new Cookie[]{cookie});
+        sessionValidationFilter.doFilter(request, response, filterChain);
+        Mockito.verify(response, times(1)).sendRedirect(sessionValidationFilter.getFilterConfiguration().getRedirectURL());
+    }
+
+    @Test
+    public void requestThatPassFilter() throws IOException, ServletException, CipherUtilException {
+        when(request.getPathInfo()).thenReturn("/resource");
+
+        AuthenticationCookie authenticationCookie = new AuthenticationCookie("kuku");
+        Cookie cookie = new Cookie(sessionValidationFilter.getFilterConfiguration().getCookieName(), AuthenticationCookieUtils.getEncryptedCookie(authenticationCookie, sessionValidationFilter.getFilterConfiguration()));
+
+        when(request.getCookies()).thenReturn(new Cookie[]{cookie});
+        sessionValidationFilter.doFilter(request, response, filterChain);
+        Mockito.verify(filterChain, times(1)).doFilter(request, response);
+    }
+
+//    test validate contains
+    @Test
+    public void requestThatPassFilterWithCookieNameAsPartOfOtherString() throws IOException, ServletException, CipherUtilException {
+        when(request.getPathInfo()).thenReturn("/resource");
+
+        AuthenticationCookie authenticationCookie = new AuthenticationCookie("kuku");
+        Cookie cookie = new Cookie("some" +sessionValidationFilter.getFilterConfiguration().getCookieName() + "Thing", AuthenticationCookieUtils.getEncryptedCookie(authenticationCookie, sessionValidationFilter.getFilterConfiguration()));
+
+        when(request.getCookies()).thenReturn(new Cookie[]{cookie});
+        sessionValidationFilter.doFilter(request, response, filterChain);
+        Mockito.verify(filterChain, times(1)).doFilter(request, response);
+    }
+
+}