add DeleteRoleResponseTests

Author: ywelsch

client/rest-high-level/src/test/java/org/elasticsearch/client/security/DeleteRoleResponseTests.java

@@ -0,0 +1,59 @@
+/*
+ * Licensed to Elasticsearch under one or more contributor
+ * license agreements. See the NOTICE file distributed with
+ * this work for additional information regarding copyright
+ * ownership. Elasticsearch licenses this file to you 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.elasticsearch.client.security;
+
+import org.elasticsearch.common.bytes.BytesReference;
+import org.elasticsearch.common.xcontent.NamedXContentRegistry;
+import org.elasticsearch.common.xcontent.XContentBuilder;
+import org.elasticsearch.common.xcontent.XContentFactory;
+import org.elasticsearch.common.xcontent.XContentParser;
+import org.elasticsearch.common.xcontent.XContentType;
+import org.elasticsearch.test.ESTestCase;
+
+import java.io.IOException;
+
+public class DeleteRoleResponseTests extends ESTestCase {
+
+    public void testBasicParsing() throws IOException {
+        XContentType contentType = randomFrom(XContentType.values());
+        final boolean found = randomBoolean();
+        XContentBuilder builder = XContentFactory.contentBuilder(contentType).startObject()
+            .field("found", found).endObject();
+        BytesReference bytes = BytesReference.bytes(builder);
+
+        DeleteRoleResponse response = parse(builder.contentType(), bytes);
+        assertEquals(found, response.isFound());
+    }
+
+    public void testParsingWithMissingField() throws IOException {
+        XContentType contentType = randomFrom(XContentType.values());
+        XContentBuilder builder = XContentFactory.contentBuilder(contentType).startObject().endObject();
+        BytesReference bytes = BytesReference.bytes(builder);
+
+        expectThrows(IllegalArgumentException.class, () -> parse(builder.contentType(), bytes));
+    }
+
+    private DeleteRoleResponse parse(XContentType contentType, BytesReference bytes) throws IOException {
+        XContentParser parser = XContentFactory.xContent(contentType)
+            .createParser(NamedXContentRegistry.EMPTY, null, bytes.streamInput());
+        parser.nextToken();
+        return DeleteRoleResponse.fromXContent(parser);
+    }
+
+}