Add WebFlux support for spring security web jackson module.

Fixes: gh-6303

web/src/test/java/org/springframework/security/web/server/jackson2/DefaultCsrfServerTokenMixinTests.java

@@ -0,0 +1,73 @@
+/*
+ * 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.server.jackson2;
+
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.JsonMappingException;
+import org.json.JSONException;
+import org.junit.Test;
+import org.skyscreamer.jsonassert.JSONAssert;
+import org.springframework.security.web.jackson2.AbstractMixinTests;
+import org.springframework.security.web.server.csrf.DefaultCsrfToken;
+
+import java.io.IOException;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * @author Boris Finkelshteyn
+ * @since 5.1
+ */
+public class DefaultCsrfServerTokenMixinTests extends AbstractMixinTests {
+
+	// @formatter:off
+	private static final String CSRF_JSON = "{"
+			+ "\"@class\": \"org.springframework.security.web.server.csrf.DefaultCsrfToken\", "
+			+ "\"headerName\": \"csrf-header\", "
+			+ "\"parameterName\": \"_csrf\", "
+			+ "\"token\": \"1\""
+			+ "}";
+	// @formatter:on
+
+	@Test
+	public void defaultCsrfTokenSerializedTest() throws JsonProcessingException, JSONException {
+		DefaultCsrfToken token = new DefaultCsrfToken("csrf-header", "_csrf", "1");
+		String serializedJson = mapper.writeValueAsString(token);
+		JSONAssert.assertEquals(CSRF_JSON, serializedJson, true);
+	}
+
+	@Test
+	public void defaultCsrfTokenDeserializeTest() throws IOException {
+		DefaultCsrfToken token = mapper.readValue(CSRF_JSON, DefaultCsrfToken.class);
+		assertThat(token).isNotNull();
+		assertThat(token.getHeaderName()).isEqualTo("csrf-header");
+		assertThat(token.getParameterName()).isEqualTo("_csrf");
+		assertThat(token.getToken()).isEqualTo("1");
+	}
+
+	@Test(expected = JsonMappingException.class)
+	public void defaultCsrfTokenDeserializeWithoutClassTest() throws IOException {
+		String tokenJson = "{\"headerName\": \"csrf-header\", \"parameterName\": \"_csrf\", \"token\": \"1\"}";
+		mapper.readValue(tokenJson, DefaultCsrfToken.class);
+	}
+
+	@Test(expected = JsonMappingException.class)
+	public void defaultCsrfTokenDeserializeNullValuesTest() throws IOException {
+		String tokenJson = "{\"@class\": \"org.springframework.security.web.server.csrf.DefaultCsrfToken\", \"headerName\": \"\", \"parameterName\": null, \"token\": \"1\"}";
+		mapper.readValue(tokenJson, DefaultCsrfToken.class);
+	}
+}