| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF 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.apache.hadoop.util; |
| |
| import org.codehaus.jackson.map.ObjectMapper; |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.mockito.Mockito; |
| |
| import javax.servlet.http.HttpServletResponse; |
| import javax.ws.rs.core.MediaType; |
| import javax.ws.rs.core.Response; |
| import java.io.ByteArrayInputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.PrintWriter; |
| import java.io.StringWriter; |
| import java.net.HttpURLConnection; |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| public class TestHttpExceptionUtils { |
| |
| @Test |
| public void testCreateServletException() throws IOException { |
| StringWriter writer = new StringWriter(); |
| PrintWriter printWriter = new PrintWriter(writer); |
| HttpServletResponse response = Mockito.mock(HttpServletResponse.class); |
| Mockito.when(response.getWriter()).thenReturn(printWriter); |
| int status = HttpServletResponse.SC_INTERNAL_SERVER_ERROR; |
| Exception ex = new IOException("Hello IOEX"); |
| HttpExceptionUtils.createServletExceptionResponse(response, status, ex); |
| Mockito.verify(response).setStatus(status); |
| Mockito.verify(response).setContentType(Mockito.eq("application/json")); |
| ObjectMapper mapper = new ObjectMapper(); |
| Map json = mapper.readValue(writer.toString(), Map.class); |
| json = (Map) json.get(HttpExceptionUtils.ERROR_JSON); |
| Assert.assertEquals(IOException.class.getName(), |
| json.get(HttpExceptionUtils.ERROR_CLASSNAME_JSON)); |
| Assert.assertEquals(IOException.class.getSimpleName(), |
| json.get(HttpExceptionUtils.ERROR_EXCEPTION_JSON)); |
| Assert.assertEquals("Hello IOEX", |
| json.get(HttpExceptionUtils.ERROR_MESSAGE_JSON)); |
| } |
| |
| @Test |
| public void testCreateJerseyException() throws IOException { |
| Exception ex = new IOException("Hello IOEX"); |
| Response response = HttpExceptionUtils.createJerseyExceptionResponse( |
| Response.Status.INTERNAL_SERVER_ERROR, ex); |
| Assert.assertEquals(Response.Status.INTERNAL_SERVER_ERROR.getStatusCode(), |
| response.getStatus()); |
| Assert.assertArrayEquals( |
| Arrays.asList(MediaType.APPLICATION_JSON_TYPE).toArray(), |
| response.getMetadata().get("Content-Type").toArray()); |
| Map entity = (Map) response.getEntity(); |
| entity = (Map) entity.get(HttpExceptionUtils.ERROR_JSON); |
| Assert.assertEquals(IOException.class.getName(), |
| entity.get(HttpExceptionUtils.ERROR_CLASSNAME_JSON)); |
| Assert.assertEquals(IOException.class.getSimpleName(), |
| entity.get(HttpExceptionUtils.ERROR_EXCEPTION_JSON)); |
| Assert.assertEquals("Hello IOEX", |
| entity.get(HttpExceptionUtils.ERROR_MESSAGE_JSON)); |
| } |
| |
| @Test |
| public void testValidateResponseOK() throws IOException { |
| HttpURLConnection conn = Mockito.mock(HttpURLConnection.class); |
| Mockito.when(conn.getResponseCode()).thenReturn( |
| HttpURLConnection.HTTP_CREATED); |
| HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_CREATED); |
| } |
| |
| @Test(expected = IOException.class) |
| public void testValidateResponseFailNoErrorMessage() throws IOException { |
| HttpURLConnection conn = Mockito.mock(HttpURLConnection.class); |
| Mockito.when(conn.getResponseCode()).thenReturn( |
| HttpURLConnection.HTTP_BAD_REQUEST); |
| HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_CREATED); |
| } |
| |
| @Test |
| public void testValidateResponseNonJsonErrorMessage() throws IOException { |
| String msg = "stream"; |
| InputStream is = new ByteArrayInputStream(msg.getBytes()); |
| HttpURLConnection conn = Mockito.mock(HttpURLConnection.class); |
| Mockito.when(conn.getErrorStream()).thenReturn(is); |
| Mockito.when(conn.getResponseMessage()).thenReturn("msg"); |
| Mockito.when(conn.getResponseCode()).thenReturn( |
| HttpURLConnection.HTTP_BAD_REQUEST); |
| try { |
| HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_CREATED); |
| Assert.fail(); |
| } catch (IOException ex) { |
| Assert.assertTrue(ex.getMessage().contains("msg")); |
| Assert.assertTrue(ex.getMessage().contains("" + |
| HttpURLConnection.HTTP_BAD_REQUEST)); |
| } |
| } |
| |
| @Test |
| public void testValidateResponseJsonErrorKnownException() throws IOException { |
| Map<String, Object> json = new HashMap<String, Object>(); |
| json.put(HttpExceptionUtils.ERROR_EXCEPTION_JSON, IllegalStateException.class.getSimpleName()); |
| json.put(HttpExceptionUtils.ERROR_CLASSNAME_JSON, IllegalStateException.class.getName()); |
| json.put(HttpExceptionUtils.ERROR_MESSAGE_JSON, "EX"); |
| Map<String, Object> response = new HashMap<String, Object>(); |
| response.put(HttpExceptionUtils.ERROR_JSON, json); |
| ObjectMapper jsonMapper = new ObjectMapper(); |
| String msg = jsonMapper.writeValueAsString(response); |
| InputStream is = new ByteArrayInputStream(msg.getBytes()); |
| HttpURLConnection conn = Mockito.mock(HttpURLConnection.class); |
| Mockito.when(conn.getErrorStream()).thenReturn(is); |
| Mockito.when(conn.getResponseMessage()).thenReturn("msg"); |
| Mockito.when(conn.getResponseCode()).thenReturn( |
| HttpURLConnection.HTTP_BAD_REQUEST); |
| try { |
| HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_CREATED); |
| Assert.fail(); |
| } catch (IllegalStateException ex) { |
| Assert.assertEquals("EX", ex.getMessage()); |
| } |
| } |
| |
| @Test |
| public void testValidateResponseJsonErrorUnknownException() |
| throws IOException { |
| Map<String, Object> json = new HashMap<String, Object>(); |
| json.put(HttpExceptionUtils.ERROR_EXCEPTION_JSON, "FooException"); |
| json.put(HttpExceptionUtils.ERROR_CLASSNAME_JSON, "foo.FooException"); |
| json.put(HttpExceptionUtils.ERROR_MESSAGE_JSON, "EX"); |
| Map<String, Object> response = new HashMap<String, Object>(); |
| response.put(HttpExceptionUtils.ERROR_JSON, json); |
| ObjectMapper jsonMapper = new ObjectMapper(); |
| String msg = jsonMapper.writeValueAsString(response); |
| InputStream is = new ByteArrayInputStream(msg.getBytes()); |
| HttpURLConnection conn = Mockito.mock(HttpURLConnection.class); |
| Mockito.when(conn.getErrorStream()).thenReturn(is); |
| Mockito.when(conn.getResponseMessage()).thenReturn("msg"); |
| Mockito.when(conn.getResponseCode()).thenReturn( |
| HttpURLConnection.HTTP_BAD_REQUEST); |
| try { |
| HttpExceptionUtils.validateResponse(conn, HttpURLConnection.HTTP_CREATED); |
| Assert.fail(); |
| } catch (IOException ex) { |
| Assert.assertTrue(ex.getMessage().contains("EX")); |
| Assert.assertTrue(ex.getMessage().contains("foo.FooException")); |
| } |
| } |
| |
| } |