Allow responses with non-standard status codes to be documented

Fixes gh-639

spring-restdocs-restassured/src/test/java/org/springframework/restdocs/restassured3/RestAssuredResponseConverterTests.java

@@ -0,0 +1,52 @@
+/*
+ * Copyright 2014-2019 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
+ *
+ *      https://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.restdocs.restassured3;
+
+import io.restassured.http.Headers;
+import io.restassured.response.Response;
+import io.restassured.response.ResponseBody;
+import org.junit.Test;
+
+import org.springframework.restdocs.operation.OperationResponse;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.mockito.BDDMockito.given;
+import static org.mockito.Mockito.mock;
+
+/**
+ * Tests for {@link RestAssuredResponseConverter}.
+ *
+ * @author Andy Wilkinson
+ */
+public class RestAssuredResponseConverterTests {
+
+	private final RestAssuredResponseConverter converter = new RestAssuredResponseConverter();
+
+	@Test
+	public void responseWithCustomStatus() {
+		Response response = mock(Response.class);
+		given(response.getStatusCode()).willReturn(600);
+		given(response.getHeaders()).willReturn(new Headers());
+		ResponseBody<?> body = mock(ResponseBody.class);
+		given(response.getBody()).willReturn(body);
+		given(body.asByteArray()).willReturn(new byte[0]);
+		OperationResponse operationResponse = this.converter.convert(response);
+		assertThat(operationResponse.getStatus()).isNull();
+		assertThat(operationResponse.getStatusCode()).isEqualTo(600);
+	}
+
+}