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| 1 | +/* |
| 2 | + * Licensed to the Apache Software Foundation (ASF) under one or more |
| 3 | + * contributor license agreements. See the NOTICE file distributed with |
| 4 | + * this work for additional information regarding copyright ownership. |
| 5 | + * The ASF licenses this file to You under the Apache License, Version 2.0 |
| 6 | + * (the "License"); you may not use this file except in compliance with |
| 7 | + * the License. You may obtain a copy of the License at |
| 8 | + * |
| 9 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 10 | + * |
| 11 | + * Unless required by applicable law or agreed to in writing, software |
| 12 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 13 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 14 | + * See the License for the specific language governing permissions and |
| 15 | + * limitations under the License. |
| 16 | + */ |
| 17 | +package org.apache.camel.component.google.mail.stream; |
| 18 | + |
| 19 | +import java.util.ArrayList; |
| 20 | +import java.util.Collections; |
| 21 | +import java.util.List; |
| 22 | + |
| 23 | +import com.google.api.services.gmail.model.Message; |
| 24 | +import com.google.api.services.gmail.model.MessagePart; |
| 25 | +import com.google.api.services.gmail.model.MessagePartBody; |
| 26 | +import com.google.api.services.gmail.model.MessagePartHeader; |
| 27 | +import org.apache.camel.CamelContext; |
| 28 | +import org.apache.camel.Exchange; |
| 29 | +import org.apache.camel.ExchangePattern; |
| 30 | +import org.apache.camel.impl.DefaultCamelContext; |
| 31 | +import org.junit.jupiter.api.AfterEach; |
| 32 | +import org.junit.jupiter.api.BeforeEach; |
| 33 | +import org.junit.jupiter.api.Test; |
| 34 | + |
| 35 | +import static org.junit.jupiter.api.Assertions.assertEquals; |
| 36 | +import static org.junit.jupiter.api.Assertions.assertNotNull; |
| 37 | +import static org.junit.jupiter.api.Assertions.assertNull; |
| 38 | + |
| 39 | +public class GoogleMailStreamConsumerHeadersTest { |
| 40 | + |
| 41 | + private CamelContext camelContext; |
| 42 | + private GoogleMailStreamConsumer consumer; |
| 43 | + |
| 44 | + @BeforeEach |
| 45 | + void setUp() throws Exception { |
| 46 | + camelContext = new DefaultCamelContext(); |
| 47 | + camelContext.start(); |
| 48 | + |
| 49 | + GoogleMailStreamComponent component = new GoogleMailStreamComponent(camelContext); |
| 50 | + camelContext.addComponent("google-mail-stream", component); |
| 51 | + |
| 52 | + GoogleMailStreamEndpoint endpoint = (GoogleMailStreamEndpoint) camelContext |
| 53 | + .getEndpoint( |
| 54 | + "google-mail-stream://test?clientId=a&clientSecret=b&applicationName=c&accessToken=d&refreshToken=e"); |
| 55 | + |
| 56 | + consumer = new GoogleMailStreamConsumer(endpoint, exchange -> { |
| 57 | + }, "UNREAD", Collections.emptyList()); |
| 58 | + consumer.start(); |
| 59 | + } |
| 60 | + |
| 61 | + @AfterEach |
| 62 | + void tearDown() throws Exception { |
| 63 | + if (consumer != null) { |
| 64 | + consumer.stop(); |
| 65 | + } |
| 66 | + if (camelContext != null) { |
| 67 | + camelContext.stop(); |
| 68 | + } |
| 69 | + } |
| 70 | + |
| 71 | + @Test |
| 72 | + void testThreadIdHeader() { |
| 73 | + Message mail = createTestMessage("msg-123", "thread-456"); |
| 74 | + Exchange exchange = consumer.createExchange(ExchangePattern.InOnly, mail); |
| 75 | + |
| 76 | + assertEquals("thread-456", exchange.getIn().getHeader(GoogleMailStreamConstants.MAIL_THREAD_ID)); |
| 77 | + } |
| 78 | + |
| 79 | + @Test |
| 80 | + void testMessageIdHeader() { |
| 81 | + Message mail = createTestMessage("msg-123", "thread-456"); |
| 82 | + addHeader(mail, "Message-ID", "<abc123@mail.gmail.com>"); |
| 83 | + |
| 84 | + Exchange exchange = consumer.createExchange(ExchangePattern.InOnly, mail); |
| 85 | + |
| 86 | + assertEquals("<abc123@mail.gmail.com>", exchange.getIn().getHeader(GoogleMailStreamConstants.MAIL_MESSAGE_ID)); |
| 87 | + } |
| 88 | + |
| 89 | + @Test |
| 90 | + void testAllHeaders() { |
| 91 | + Message mail = createTestMessage("msg-123", "thread-456"); |
| 92 | + mail.setLabelIds(List.of("INBOX", "UNREAD")); |
| 93 | + addHeader(mail, "Subject", "Test Subject"); |
| 94 | + addHeader(mail, "To", "to@example.com"); |
| 95 | + addHeader(mail, "From", "from@example.com"); |
| 96 | + addHeader(mail, "Cc", "cc@example.com"); |
| 97 | + addHeader(mail, "Bcc", "bcc@example.com"); |
| 98 | + addHeader(mail, "Message-ID", "<test@example.com>"); |
| 99 | + |
| 100 | + Exchange exchange = consumer.createExchange(ExchangePattern.InOnly, mail); |
| 101 | + |
| 102 | + assertEquals("msg-123", exchange.getIn().getHeader(GoogleMailStreamConstants.MAIL_ID)); |
| 103 | + assertEquals("thread-456", exchange.getIn().getHeader(GoogleMailStreamConstants.MAIL_THREAD_ID)); |
| 104 | + assertEquals(List.of("INBOX", "UNREAD"), exchange.getIn().getHeader(GoogleMailStreamConstants.MAIL_LABEL_IDS)); |
| 105 | + assertEquals("Test Subject", exchange.getIn().getHeader(GoogleMailStreamConstants.MAIL_SUBJECT)); |
| 106 | + assertEquals("to@example.com", exchange.getIn().getHeader(GoogleMailStreamConstants.MAIL_TO)); |
| 107 | + assertEquals("from@example.com", exchange.getIn().getHeader(GoogleMailStreamConstants.MAIL_FROM)); |
| 108 | + assertEquals("cc@example.com", exchange.getIn().getHeader(GoogleMailStreamConstants.MAIL_CC)); |
| 109 | + assertEquals("bcc@example.com", exchange.getIn().getHeader(GoogleMailStreamConstants.MAIL_BCC)); |
| 110 | + assertEquals("<test@example.com>", exchange.getIn().getHeader(GoogleMailStreamConstants.MAIL_MESSAGE_ID)); |
| 111 | + } |
| 112 | + |
| 113 | + @Test |
| 114 | + void testLabelIdsHeader() { |
| 115 | + Message mail = createTestMessage("msg-123", "thread-456"); |
| 116 | + List<String> labels = List.of("INBOX", "UNREAD", "CATEGORY_PERSONAL"); |
| 117 | + mail.setLabelIds(labels); |
| 118 | + |
| 119 | + Exchange exchange = consumer.createExchange(ExchangePattern.InOnly, mail); |
| 120 | + |
| 121 | + List<String> result = exchange.getIn().getHeader(GoogleMailStreamConstants.MAIL_LABEL_IDS, List.class); |
| 122 | + assertNotNull(result); |
| 123 | + assertEquals(3, result.size()); |
| 124 | + assertEquals("INBOX", result.get(0)); |
| 125 | + assertEquals("UNREAD", result.get(1)); |
| 126 | + assertEquals("CATEGORY_PERSONAL", result.get(2)); |
| 127 | + } |
| 128 | + |
| 129 | + @Test |
| 130 | + void testNullLabelIdsHeader() { |
| 131 | + Message mail = createTestMessage("msg-123", "thread-456"); |
| 132 | + |
| 133 | + Exchange exchange = consumer.createExchange(ExchangePattern.InOnly, mail); |
| 134 | + |
| 135 | + assertNull(exchange.getIn().getHeader(GoogleMailStreamConstants.MAIL_LABEL_IDS)); |
| 136 | + } |
| 137 | + |
| 138 | + @Test |
| 139 | + void testMissingMessageIdHeader() { |
| 140 | + Message mail = createTestMessage("msg-123", "thread-456"); |
| 141 | + |
| 142 | + Exchange exchange = consumer.createExchange(ExchangePattern.InOnly, mail); |
| 143 | + |
| 144 | + assertNull(exchange.getIn().getHeader(GoogleMailStreamConstants.MAIL_MESSAGE_ID)); |
| 145 | + } |
| 146 | + |
| 147 | + private Message createTestMessage(String id, String threadId) { |
| 148 | + Message mail = new Message(); |
| 149 | + mail.setId(id); |
| 150 | + mail.setThreadId(threadId); |
| 151 | + |
| 152 | + MessagePartBody body = new MessagePartBody(); |
| 153 | + body.setData(null); |
| 154 | + |
| 155 | + MessagePart payload = new MessagePart(); |
| 156 | + payload.setHeaders(new ArrayList<>()); |
| 157 | + payload.setParts(null); |
| 158 | + payload.setBody(body); |
| 159 | + |
| 160 | + mail.setPayload(payload); |
| 161 | + return mail; |
| 162 | + } |
| 163 | + |
| 164 | + private void addHeader(Message mail, String name, String value) { |
| 165 | + List<MessagePartHeader> headers = mail.getPayload().getHeaders(); |
| 166 | + MessagePartHeader header = new MessagePartHeader(); |
| 167 | + header.setName(name); |
| 168 | + header.setValue(value); |
| 169 | + headers.add(header); |
| 170 | + } |
| 171 | +} |
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