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Java > Open Source Codes > de > java2html > javasource > test > JavaSourceIteratorTest


1 package de.java2html.javasource.test;
2
3 import java.io.IOException JavaDoc;
4 import java.util.NoSuchElementException JavaDoc;
5
6 import de.java2html.javasource.JavaSource;
7 import de.java2html.javasource.JavaSourceIterator;
8 import de.java2html.javasource.JavaSourceRun;
9 import de.java2html.javasource.JavaSourceType;
10 import junit.framework.TestCase;
11
12 public class JavaSourceIteratorTest extends TestCase {
13   public void testEmpty() throws IOException JavaDoc{
14     JavaSource source = JavaSourceParserTestCase.doParse(""); //$NON-NLS-1$
15 JavaSourceIterator iterator = source.getIterator();
16     assertFalse(iterator.hasNext());
17   }
18
19   public void testFirstIsNewLine() throws IOException JavaDoc{
20     JavaSource source = JavaSourceParserTestCase.doParse("\na"); //$NON-NLS-1$
21 JavaSourceIterator iterator = source.getIterator();
22     
23     assertTrue(iterator.hasNext());
24     JavaSourceRun run = iterator.getNext();
25 //run.dump();
26 assertEquals("", run.getCode()); //$NON-NLS-1$
27 assertTrue(run.isAtStartOfLine());
28     assertTrue(run.isAtEndOfLine());
29     assertEquals(JavaSourceType.BACKGROUND, run.getType());
30
31     assertTrue(iterator.hasNext());
32     run = iterator.getNext();
33 //run.dump();
34 assertEquals("a", run.getCode()); //$NON-NLS-1$
35 assertTrue(run.isAtStartOfLine());
36     assertTrue(run.isAtEndOfLine());
37     assertEquals(JavaSourceType.CODE, run.getType());
38     assertFalse(iterator.hasNext());
39   }
40
41   public void testSingle() throws IOException JavaDoc{
42     JavaSource source = JavaSourceParserTestCase.doParse("a"); //$NON-NLS-1$
43 JavaSourceIterator iterator = source.getIterator();
44     
45     assertTrue(iterator.hasNext());
46     JavaSourceRun run = iterator.getNext();
47   
48     assertEquals("a", run.getCode()); //$NON-NLS-1$
49 assertTrue(run.isAtStartOfLine());
50     assertTrue(run.isAtEndOfLine());
51     assertEquals(JavaSourceType.CODE, run.getType());
52
53     assertFalse(iterator.hasNext());
54     try{
55       iterator.next();
56       fail();
57     }catch(NoSuchElementException JavaDoc expected){
58       //expected
59 }
60   }
61
62 // public void testSingleLineBreak() throws IOException{
63 // JavaSource source = JavaSourceParserTest.doParse("a\n");
64 // assertEquals("a\r\n", source.getCode());
65 //
66 // JavaSourceIterator iterator = source.getIterator();
67 //
68 // assertTrue(iterator.hasNext());
69 // JavaSourceRun run = iterator.getNext();
70 //run.dump();
71 // assertEquals("a", run.getCode());
72 // assertTrue(run.isAtStartOfLine());
73 // assertTrue(run.isAtEndOfLine());
74 // assertEquals(JavaSourceType.CODE, run.getType());
75 //
76 // assertTrue(iterator.hasNext());
77 // run = iterator.getNext();
78 // run.dump();
79 //
80 // assertEquals("", run.getCode());
81 // assertTrue(run.isAtStartOfLine());
82 // assertTrue(run.isAtEndOfLine());
83 // assertEquals(JavaSourceType.CODE, run.getType());
84 //
85 // assertTrue(iterator.hasNext());
86 // run = iterator.getNext();
87 // run.dump();
88 //
89 // assertEquals("", run.getCode());
90 // assertTrue(run.isAtStartOfLine());
91 // assertTrue(run.isAtEndOfLine());
92 // assertEquals(JavaSourceType.CODE, run.getType());
93 //
94 // assertFalse(iterator.hasNext());
95 // }
96
97
98   public void testTwoLines() throws IOException JavaDoc{
99     JavaSource source = JavaSourceParserTestCase.doParse("a\nb"); //$NON-NLS-1$
100 JavaSourceIterator iterator = source.getIterator();
101
102     JavaSourceRun run = iterator.getNext();
103
104 //run.dump();
105 assertEquals("a", run.getCode()); //$NON-NLS-1$
106 assertTrue(run.isAtStartOfLine());
107     assertTrue(run.isAtEndOfLine());
108     assertEquals(JavaSourceType.CODE, run.getType());
109     
110     assertTrue(iterator.hasNext());
111     run = iterator.getNext();
112
113 //run.dump();
114 assertEquals("b", run.getCode()); //$NON-NLS-1$
115 assertTrue(run.isAtStartOfLine());
116     assertTrue(run.isAtEndOfLine());
117     assertEquals(JavaSourceType.CODE, run.getType());
118
119     assertFalse(iterator.hasNext());
120   }
121
122
123
124   public void test1() throws IOException JavaDoc{
125     JavaSource source = JavaSourceParserTestCase.doParse("public String text =\"test\";"); //$NON-NLS-1$
126
127     JavaSourceIterator iterator = source.getIterator();
128     
129     assertTrue(iterator.hasNext());
130     JavaSourceRun run = iterator.getNext();
131     
132 // run.dump();
133 assertEquals("public ", run.getCode()); //$NON-NLS-1$
134 assertTrue(run.isAtStartOfLine());
135     assertFalse(run.isAtEndOfLine());
136     assertEquals(JavaSourceType.KEYWORD, run.getType());
137
138     assertTrue(iterator.hasNext());
139     run = iterator.getNext();
140 // run.dump();
141 assertEquals("String text =", run.getCode()); //$NON-NLS-1$
142 assertFalse(run.isAtStartOfLine());
143     assertFalse(run.isAtEndOfLine());
144     assertEquals(JavaSourceType.CODE, run.getType());
145
146     assertTrue(iterator.hasNext());
147     run = iterator.getNext();
148
149 // run.dump();
150 assertEquals("\"test\"", run.getCode()); //$NON-NLS-1$
151 assertFalse(run.isAtStartOfLine());
152     assertFalse(run.isAtEndOfLine());
153     assertEquals(JavaSourceType.STRING, run.getType());
154
155     assertTrue(iterator.hasNext());
156     run = iterator.getNext();
157
158 // run.dump();
159 assertEquals(";", run.getCode()); //$NON-NLS-1$
160 assertFalse(run.isAtStartOfLine());
161     assertTrue(run.isAtEndOfLine());
162     assertEquals(JavaSourceType.CODE, run.getType());
163
164
165     assertFalse(iterator.hasNext());
166   }
167   
168   public void testEmptyLinesAreEmptyRuns() throws IOException JavaDoc{
169     JavaSource source = JavaSourceParserTestCase.doParse("public\n\ntest"); //$NON-NLS-1$
170 JavaSourceIterator iterator = source.getIterator();
171     
172     JavaSourceRun run = iterator.getNext();
173 //run.dump();
174 assertEquals("public", run.getCode()); //$NON-NLS-1$
175
176     run = iterator.getNext();
177 //run.dump();
178 assertEquals("", run.getCode()); //$NON-NLS-1$
179
180     run = iterator.getNext();
181     assertEquals("test", run.getCode()); //$NON-NLS-1$
182
183     assertFalse(iterator.hasNext());
184   }
185 }
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