Add Jackson2 Support for PreAuthenticatedAuthenticationToken

Fixes gh-4120

web/src/test/java/org/springframework/security/web/jackson2/PreAuthenticatedAuthenticationTokenMixinTests.java

@@ -0,0 +1,68 @@
+/*
+ * Copyright 2015-2016 the original author or authors.
+ *
+ * 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.
+ */
+
+package org.springframework.security.web.jackson2;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.json.JSONException;
+import org.junit.Before;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.springframework.security.core.authority.AuthorityUtils;
+import org.springframework.security.jackson2.SimpleGrantedAuthorityMixinTests;
+import org.springframework.security.web.authentication.preauth.PreAuthenticatedAuthenticationToken;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+
+/**
+ * @author Rob Winch
+ * @since 4.2
+ */
+public class PreAuthenticatedAuthenticationTokenMixinTests extends AbstractMixinTests {
+	// @formatter:off
+	private static final String PREAUTH_JSON = "{"
+		+ "\"@class\": \"org.springframework.security.web.authentication.preauth.PreAuthenticatedAuthenticationToken\","
+		+ "\"principal\": \"principal\", "
+		+ "\"credentials\": \"credentials\", "
+		+ "\"authenticated\": true, "
+		+ "\"details\": null, "
+		+ "\"authorities\": "+ SimpleGrantedAuthorityMixinTests.AUTHORITIES_ARRAYLIST_JSON
+	+ "}";
+	// @formatter:on
+
+	PreAuthenticatedAuthenticationToken expected;
+
+	@Before
+	public void setupExpected() {
+		expected = new PreAuthenticatedAuthenticationToken("principal", "credentials", AuthorityUtils.createAuthorityList("ROLE_USER"));
+	}
+
+	@Test
+	public void serializeWhenPrincipalCredentialsAuthoritiesThenSuccess() throws JsonProcessingException, JSONException {
+		String serializedJson = mapper.writeValueAsString(expected);
+		JSONAssert.assertEquals(PREAUTH_JSON, serializedJson, true);
+	}
+
+	@Test
+	public void deserializeAuthenticatedUsernamePasswordAuthenticationTokenMixinTest() throws Exception{
+		PreAuthenticatedAuthenticationToken deserialized = mapper
+				.readValue(PREAUTH_JSON, PreAuthenticatedAuthenticationToken.class);
+		assertThat(deserialized).isNotNull();
+		assertThat(deserialized.isAuthenticated()).isTrue();
+		assertThat(deserialized.getAuthorities()).isEqualTo(expected.getAuthorities());
+	}
+}