-
Notifications
You must be signed in to change notification settings - Fork 1.1k
/
TokenRangeTest.java
72 lines (61 loc) · 2.76 KB
/
TokenRangeTest.java
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
/*
* Copyright (C) 2007-2010 Júlio Vilmar Gesser.
* Copyright (C) 2011, 2013-2019 The JavaParser Team.
*
* This file is part of JavaParser.
*
* JavaParser can be used either under the terms of
* a) the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* b) the terms of the Apache License
*
* You should have received a copy of both licenses in LICENCE.LGPL and
* LICENCE.APACHE. Please refer to those files for details.
*
* JavaParser is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License for more details.
*/
package com.github.javaparser;
import com.github.javaparser.ast.CompilationUnit;
import com.github.javaparser.ast.Node;
import org.junit.jupiter.api.Test;
import java.util.Optional;
import static com.github.javaparser.StaticJavaParser.parse;
import static org.junit.jupiter.api.Assertions.assertEquals;
class TokenRangeTest {
@Test
void toStringWorks() {
CompilationUnit cu = parse("class X {\n\tX(){\n// hello\n}\n}");
assertEquals("X(){\n// hello\n}", cu.getClassByName("X").get().getDefaultConstructor().get().getTokenRange().get().toString());
}
@Test
void renumberRangesWorks() {
CompilationUnit cu = parse("class X {\n\tX(){\n// hello\n}\n}");
assertEquals("1,1-5/6,1-1/7,1-1/8,1-1/9,1-1/10,1-1/1,2-1/2,2-1/3,2-1/4,2-1/5,2-1/6,2-1/1,3-8/9,3-1/1,4-1/2,4-1/1,5-1/1,5-1/", makeRangesString(cu));
TokenRange tokenRange = cu.getTokenRange().get();
tokenRange.getBegin().insertAfter(new JavaToken(1, "feif"));
tokenRange.getBegin().getNextToken().get().getNextToken().get().insert(new JavaToken(JavaToken.Kind.WINDOWS_EOL.getKind(), "\r\n"));
cu.recalculatePositions();
assertEquals("1,1-5/6,1-4/10,1-2/1,2-1/2,2-1/3,2-1/4,2-1/5,2-1/1,3-1/2,3-1/3,3-1/4,3-1/5,3-1/6,3-1/1,4-8/9,4-1/1,5-1/2,5-1/1,6-1/2,6-1/", makeRangesString(cu));
}
/**
* Make a compact String for comparing token range positions.
*/
private String makeRangesString(Node node) {
Optional<JavaToken> token = node.getTokenRange().map(TokenRange::getBegin);
StringBuilder result = new StringBuilder();
while (token.isPresent()) {
token = token.flatMap(t -> {
result.append(t.getRange().map(r ->
r.begin.column + "," + r.begin.line + "-" +
(r.end.column - r.begin.column + 1) + "/"
).orElse("?"));
return t.getNextToken();
});
}
return result.toString();
}
}