ignore unknown fields (#114) (#116)

* ignore unknown fields (#114)

(cherry picked from commit 8593d22)

* added assertj lib in backport

Author: jonathanlukas

extension/java-client-operate/pom.xml

@@ -62,6 +62,11 @@
         <artifactId>mockito-junit-jupiter</artifactId>
         <scope>test</scope>
       </dependency>
+      <dependency>
+        <groupId>org.assertj</groupId>
+        <artifactId>assertj-core</artifactId>
+        <scope>test</scope>
+      </dependency>
     </dependencies>
 
   <build>

extension/java-client-operate/src/main/java/io/camunda/operate/auth/TokenResponse.java

@@ -1,7 +1,9 @@
 package io.camunda.operate.auth;
 
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
 import com.fasterxml.jackson.annotation.JsonProperty;
 
+@JsonIgnoreProperties(ignoreUnknown = true)
 public class TokenResponse {
 
   @JsonProperty("access_token")

extension/java-client-operate/src/test/java/io/camunda/operate/auth/TokenResponseTest.java

@@ -0,0 +1,16 @@
+package io.camunda.operate.auth;
+
+import static org.assertj.core.api.Assertions.*;
+
+import com.fasterxml.jackson.databind.ObjectMapper;
+import io.camunda.operate.auth.TokenResponseMapper.JacksonTokenResponseMapper;
+import org.junit.jupiter.api.Test;
+
+public class TokenResponseTest {
+  @Test
+  void shouldIgnoreUnknownFields() {
+    TokenResponseMapper tokenResponseMapper = new JacksonTokenResponseMapper(new ObjectMapper());
+    TokenResponse tokenResponse = tokenResponseMapper.readToken("{\"weird_field\":123}");
+    assertThat(tokenResponse).isNotNull();
+  }
+}