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17 package org.yaml.snakeyaml.parser;
18
19 import java.util.LinkedList;
20
21 import junit.framework.TestCase;
22
23 import org.yaml.snakeyaml.error.Mark;
24 import org.yaml.snakeyaml.events.DocumentEndEvent;
25 import org.yaml.snakeyaml.events.DocumentStartEvent;
26 import org.yaml.snakeyaml.events.Event;
27 import org.yaml.snakeyaml.events.ImplicitTuple;
28 import org.yaml.snakeyaml.events.MappingEndEvent;
29 import org.yaml.snakeyaml.events.MappingStartEvent;
30 import org.yaml.snakeyaml.events.ScalarEvent;
31 import org.yaml.snakeyaml.events.SequenceEndEvent;
32 import org.yaml.snakeyaml.events.SequenceStartEvent;
33 import org.yaml.snakeyaml.events.StreamEndEvent;
34 import org.yaml.snakeyaml.events.StreamStartEvent;
35 import org.yaml.snakeyaml.reader.StreamReader;
36
37 public class ParserImplTest extends TestCase {
38
39 public void testGetEvent() {
40 String data = "string: abcd";
41 StreamReader reader = new StreamReader(data);
42 Parser parser = new ParserImpl(reader);
43 Mark dummyMark = new Mark("dummy", 0, 0, 0, "", 0);
44 LinkedList<Event> etalonEvents = new LinkedList<Event>();
45 etalonEvents.add(new StreamStartEvent(dummyMark, dummyMark));
46 etalonEvents.add(new DocumentStartEvent(dummyMark, dummyMark, false, null, null));
47 etalonEvents.add(new MappingStartEvent(null, null, true, dummyMark, dummyMark,
48 Boolean.FALSE));
49 etalonEvents.add(new ScalarEvent(null, null, new ImplicitTuple(true, false), "string",
50 dummyMark, dummyMark, (char) 0));
51 etalonEvents.add(new ScalarEvent(null, null, new ImplicitTuple(true, false), "abcd",
52 dummyMark, dummyMark, (char) 0));
53 etalonEvents.add(new MappingEndEvent(dummyMark, dummyMark));
54 etalonEvents.add(new DocumentEndEvent(dummyMark, dummyMark, false));
55 etalonEvents.add(new StreamEndEvent(dummyMark, dummyMark));
56 while (parser.checkEvent(null)) {
57 Event event = parser.getEvent();
58 if (etalonEvents.isEmpty()) {
59 fail("unexpected event: " + event);
60 }
61 assertEquals(etalonEvents.removeFirst(), event);
62 }
63 assertFalse("Must contain no more events: " + parser.getEvent(), parser.checkEvent(null));
64 }
65
66 public void testGetEvent2() {
67 String data = "american:\n - Boston Red Sox";
68 StreamReader reader = new StreamReader(data);
69 Parser parser = new ParserImpl(reader);
70 Mark dummyMark = new Mark("dummy", 0, 0, 0, "", 0);
71 LinkedList<Event> etalonEvents = new LinkedList<Event>();
72 etalonEvents.add(new StreamStartEvent(dummyMark, dummyMark));
73 etalonEvents.add(new DocumentStartEvent(dummyMark, dummyMark, false, null, null));
74 etalonEvents
75 .add(new MappingStartEvent(null, null, true, dummyMark, dummyMark, Boolean.TRUE));
76 etalonEvents.add(new ScalarEvent(null, null, new ImplicitTuple(true, false), "american",
77 dummyMark, dummyMark, (char) 0));
78 etalonEvents.add(new SequenceStartEvent(null, null, true, dummyMark, dummyMark,
79 Boolean.FALSE));
80 etalonEvents.add(new ScalarEvent(null, null, new ImplicitTuple(true, false),
81 "Boston Red Sox", dummyMark, dummyMark, (char) 0));
82 etalonEvents.add(new SequenceEndEvent(dummyMark, dummyMark));
83 etalonEvents.add(new MappingEndEvent(dummyMark, dummyMark));
84 etalonEvents.add(new DocumentEndEvent(dummyMark, dummyMark, false));
85 etalonEvents.add(new StreamEndEvent(dummyMark, dummyMark));
86 while (parser.checkEvent(null)) {
87 Event event = parser.getEvent();
88 if (etalonEvents.isEmpty()) {
89 fail("unexpected event: " + event);
90 }
91 assertEquals(etalonEvents.removeFirst(), event);
92 }
93 assertFalse("Must contain no more events: " + parser.getEvent(), parser.checkEvent(null));
94 }
95 }