| /* |
| * 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.camel.dataformat.csv; |
| |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.LinkedHashMap; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.apache.camel.EndpointInject; |
| import org.apache.camel.builder.RouteBuilder; |
| import org.apache.camel.component.mock.MockEndpoint; |
| import org.apache.camel.test.junit4.CamelTestSupport; |
| import org.junit.Test; |
| |
| import static org.apache.camel.dataformat.csv.TestUtils.asMap; |
| |
| /** |
| * This class tests standard unmarshalling |
| */ |
| public class CsvUnmarshalTest extends CamelTestSupport { |
| private static final String CSV_SAMPLE = "A,B,C\r1,2,3\rone,two,three"; |
| |
| @EndpointInject("mock:output") |
| MockEndpoint output; |
| |
| @EndpointInject("mock:line") |
| MockEndpoint line; |
| |
| @Test |
| public void shouldUseDefaultFormat() throws Exception { |
| output.expectedMessageCount(1); |
| |
| template.sendBody("direct:default", CSV_SAMPLE); |
| output.assertIsSatisfied(); |
| |
| List<?> body = assertIsInstanceOf(List.class, output.getExchanges().get(0).getIn().getBody()); |
| assertEquals(3, body.size()); |
| assertEquals(Arrays.asList("A", "B", "C"), body.get(0)); |
| assertEquals(Arrays.asList("1", "2", "3"), body.get(1)); |
| assertEquals(Arrays.asList("one", "two", "three"), body.get(2)); |
| } |
| |
| @Test |
| public void shouldUseDelimiter() throws Exception { |
| output.expectedMessageCount(1); |
| |
| template.sendBody("direct:delimiter", CSV_SAMPLE.replace(',', '_')); |
| output.assertIsSatisfied(); |
| |
| List<?> body = assertIsInstanceOf(List.class, output.getExchanges().get(0).getIn().getBody()); |
| assertEquals(Arrays.asList("A", "B", "C"), body.get(0)); |
| assertEquals(Arrays.asList("1", "2", "3"), body.get(1)); |
| assertEquals(Arrays.asList("one", "two", "three"), body.get(2)); |
| } |
| |
| @Test |
| public void shouldUseLazyLoading() throws Exception { |
| line.expectedMessageCount(3); |
| template.sendBody("direct:lazy", CSV_SAMPLE); |
| line.assertIsSatisfied(); |
| |
| List body1 = line.getExchanges().get(0).getIn().getBody(List.class); |
| List body2 = line.getExchanges().get(1).getIn().getBody(List.class); |
| List body3 = line.getExchanges().get(2).getIn().getBody(List.class); |
| assertEquals(Arrays.asList("A", "B", "C"), body1); |
| assertEquals(Arrays.asList("1", "2", "3"), body2); |
| assertEquals(Arrays.asList("one", "two", "three"), body3); |
| } |
| |
| @Test |
| public void shouldUseMaps() throws Exception { |
| output.expectedMessageCount(1); |
| |
| template.sendBody("direct:map", CSV_SAMPLE); |
| output.assertIsSatisfied(); |
| |
| List<?> body = assertIsInstanceOf(List.class, output.getExchanges().get(0).getIn().getBody()); |
| assertEquals(2, body.size()); |
| assertEquals(asMap("A", "1", "B", "2", "C", "3"), body.get(0)); |
| assertEquals(asMap("A", "one", "B", "two", "C", "three"), body.get(1)); |
| // should be unordered map |
| Map map = (Map) body.get(0); |
| assertIsInstanceOf(HashMap.class, map); |
| } |
| |
| @Test |
| public void shouldUseOrderedMaps() throws Exception { |
| output.expectedMessageCount(1); |
| |
| template.sendBody("direct:orderedmap", CSV_SAMPLE); |
| output.assertIsSatisfied(); |
| |
| List<?> body = assertIsInstanceOf(List.class, output.getExchanges().get(0).getIn().getBody()); |
| assertEquals(2, body.size()); |
| assertEquals(asMap("A", "1", "B", "2", "C", "3"), body.get(0)); |
| assertEquals(asMap("A", "one", "B", "two", "C", "three"), body.get(1)); |
| |
| Map map = (Map) body.get(0); |
| assertIsInstanceOf(LinkedHashMap.class, map); |
| Iterator<Map.Entry> it = map.entrySet().iterator(); |
| Map.Entry e = it.next(); |
| assertEquals("A", e.getKey()); |
| assertEquals("1", e.getValue()); |
| e = it.next(); |
| assertEquals("B", e.getKey()); |
| assertEquals("2", e.getValue()); |
| e = it.next(); |
| assertEquals("C", e.getKey()); |
| assertEquals("3", e.getValue()); |
| } |
| |
| @Test |
| public void shouldUseLazyLoadingAndMaps() throws Exception { |
| line.expectedMessageCount(2); |
| template.sendBody("direct:lazy_map", CSV_SAMPLE); |
| line.assertIsSatisfied(); |
| |
| Map map1 = line.getExchanges().get(0).getIn().getBody(Map.class); |
| Map map2 = line.getExchanges().get(1).getIn().getBody(Map.class); |
| |
| assertEquals(asMap("A", "1", "B", "2", "C", "3"), map1); |
| assertEquals(asMap("A", "one", "B", "two", "C", "three"), map2); |
| } |
| |
| @Test |
| public void shouldUseMapsAndHeaders() throws Exception { |
| output.expectedMessageCount(1); |
| |
| template.sendBody("direct:map_headers", CSV_SAMPLE); |
| output.assertIsSatisfied(); |
| |
| List<?> body = assertIsInstanceOf(List.class, output.getExchanges().get(0).getIn().getBody()); |
| assertEquals(2, body.size()); |
| assertEquals(asMap("AA", "1", "BB", "2", "CC", "3"), body.get(0)); |
| assertEquals(asMap("AA", "one", "BB", "two", "CC", "three"), body.get(1)); |
| } |
| |
| @Override |
| protected RouteBuilder createRouteBuilder() throws Exception { |
| return new RouteBuilder() { |
| @Override |
| public void configure() throws Exception { |
| // Default format |
| from("direct:default") |
| .unmarshal(new CsvDataFormat()) |
| .to("mock:output"); |
| |
| // Format with special delimiter |
| from("direct:delimiter") |
| .unmarshal(new CsvDataFormat().setDelimiter('_')) |
| .to("mock:output"); |
| |
| // Lazy load |
| from("direct:lazy") |
| .unmarshal(new CsvDataFormat().setLazyLoad(true)) |
| .split().body() |
| .to("mock:line"); |
| |
| // Use maps |
| from("direct:map") |
| .unmarshal(new CsvDataFormat().setUseMaps(true)) |
| .to("mock:output"); |
| |
| // Use ordered maps |
| from("direct:orderedmap") |
| .unmarshal(new CsvDataFormat().setUseOrderedMaps(true)) |
| .to("mock:output"); |
| |
| // Use lazy load and maps |
| from("direct:lazy_map") |
| .unmarshal(new CsvDataFormat().setLazyLoad(true).setUseMaps(true)) |
| .split().body() |
| .to("mock:line"); |
| |
| // Use map without first line and headers |
| from("direct:map_headers") |
| .unmarshal(new CsvDataFormat().setUseMaps(true).setSkipHeaderRecord(true).setHeader(new String[]{"AA", "BB", "CC"})) |
| .to("mock:output"); |
| } |
| }; |
| } |
| } |