ParserTest.php
6.51 KB
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
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
<?php
namespace PhpParser;
use PhpParser\Comment;
use PhpParser\Node\Expr;
use PhpParser\Node\Scalar;
use PhpParser\Node\Scalar\String_;
abstract class ParserTest extends \PHPUnit_Framework_TestCase
{
/** @returns Parser */
abstract protected function getParser(Lexer $lexer);
/**
* @expectedException \PhpParser\Error
* @expectedExceptionMessage Syntax error, unexpected EOF on line 1
*/
public function testParserThrowsSyntaxError() {
$parser = $this->getParser(new Lexer());
$parser->parse('<?php foo');
}
/**
* @expectedException \PhpParser\Error
* @expectedExceptionMessage Cannot use foo as self because 'self' is a special class name on line 1
*/
public function testParserThrowsSpecialError() {
$parser = $this->getParser(new Lexer());
$parser->parse('<?php use foo as self;');
}
public function testAttributeAssignment() {
$lexer = new Lexer(array(
'usedAttributes' => array(
'comments', 'startLine', 'endLine',
'startTokenPos', 'endTokenPos',
)
));
$code = <<<'EOC'
<?php
/** Doc comment */
function test($a) {
// Line
// Comments
echo $a;
}
EOC;
$code = canonicalize($code);
$parser = $this->getParser($lexer);
$stmts = $parser->parse($code);
/** @var \PhpParser\Node\Stmt\Function_ $fn */
$fn = $stmts[0];
$this->assertInstanceOf('PhpParser\Node\Stmt\Function_', $fn);
$this->assertEquals(array(
'comments' => array(
new Comment\Doc('/** Doc comment */', 2, 6),
),
'startLine' => 3,
'endLine' => 7,
'startTokenPos' => 3,
'endTokenPos' => 21,
), $fn->getAttributes());
$param = $fn->params[0];
$this->assertInstanceOf('PhpParser\Node\Param', $param);
$this->assertEquals(array(
'startLine' => 3,
'endLine' => 3,
'startTokenPos' => 7,
'endTokenPos' => 7,
), $param->getAttributes());
/** @var \PhpParser\Node\Stmt\Echo_ $echo */
$echo = $fn->stmts[0];
$this->assertInstanceOf('PhpParser\Node\Stmt\Echo_', $echo);
$this->assertEquals(array(
'comments' => array(
new Comment("// Line\n", 4, 49),
new Comment("// Comments\n", 5, 61),
),
'startLine' => 6,
'endLine' => 6,
'startTokenPos' => 16,
'endTokenPos' => 19,
), $echo->getAttributes());
/** @var \PhpParser\Node\Expr\Variable $var */
$var = $echo->exprs[0];
$this->assertInstanceOf('PhpParser\Node\Expr\Variable', $var);
$this->assertEquals(array(
'startLine' => 6,
'endLine' => 6,
'startTokenPos' => 18,
'endTokenPos' => 18,
), $var->getAttributes());
}
/**
* @expectedException \RangeException
* @expectedExceptionMessage The lexer returned an invalid token (id=999, value=foobar)
*/
public function testInvalidToken() {
$lexer = new InvalidTokenLexer;
$parser = $this->getParser($lexer);
$parser->parse('dummy');
}
/**
* @dataProvider provideTestKindAttributes
*/
public function testKindAttributes($code, $expectedAttributes) {
$parser = $this->getParser(new Lexer);
$stmts = $parser->parse("<?php $code;");
$attributes = $stmts[0]->getAttributes();
foreach ($expectedAttributes as $name => $value) {
$this->assertSame($value, $attributes[$name]);
}
}
public function provideTestKindAttributes() {
return array(
array('0', ['kind' => Scalar\LNumber::KIND_DEC]),
array('9', ['kind' => Scalar\LNumber::KIND_DEC]),
array('07', ['kind' => Scalar\LNumber::KIND_OCT]),
array('0xf', ['kind' => Scalar\LNumber::KIND_HEX]),
array('0XF', ['kind' => Scalar\LNumber::KIND_HEX]),
array('0b1', ['kind' => Scalar\LNumber::KIND_BIN]),
array('0B1', ['kind' => Scalar\LNumber::KIND_BIN]),
array('[]', ['kind' => Expr\Array_::KIND_SHORT]),
array('array()', ['kind' => Expr\Array_::KIND_LONG]),
array("'foo'", ['kind' => String_::KIND_SINGLE_QUOTED]),
array("b'foo'", ['kind' => String_::KIND_SINGLE_QUOTED]),
array("B'foo'", ['kind' => String_::KIND_SINGLE_QUOTED]),
array('"foo"', ['kind' => String_::KIND_DOUBLE_QUOTED]),
array('b"foo"', ['kind' => String_::KIND_DOUBLE_QUOTED]),
array('B"foo"', ['kind' => String_::KIND_DOUBLE_QUOTED]),
array('"foo$bar"', ['kind' => String_::KIND_DOUBLE_QUOTED]),
array('b"foo$bar"', ['kind' => String_::KIND_DOUBLE_QUOTED]),
array('B"foo$bar"', ['kind' => String_::KIND_DOUBLE_QUOTED]),
array("<<<'STR'\nSTR\n", ['kind' => String_::KIND_NOWDOC, 'docLabel' => 'STR']),
array("<<<STR\nSTR\n", ['kind' => String_::KIND_HEREDOC, 'docLabel' => 'STR']),
array("<<<\"STR\"\nSTR\n", ['kind' => String_::KIND_HEREDOC, 'docLabel' => 'STR']),
array("b<<<'STR'\nSTR\n", ['kind' => String_::KIND_NOWDOC, 'docLabel' => 'STR']),
array("B<<<'STR'\nSTR\n", ['kind' => String_::KIND_NOWDOC, 'docLabel' => 'STR']),
array("<<< \t 'STR'\nSTR\n", ['kind' => String_::KIND_NOWDOC, 'docLabel' => 'STR']),
// HHVM doesn't support this due to a lexer bug
// (https://github.com/facebook/hhvm/issues/6970)
// array("<<<'\xff'\n\xff\n", ['kind' => String_::KIND_NOWDOC, 'docLabel' => "\xff"]),
array("<<<\"STR\"\n\$a\nSTR\n", ['kind' => String_::KIND_HEREDOC, 'docLabel' => 'STR']),
array("b<<<\"STR\"\n\$a\nSTR\n", ['kind' => String_::KIND_HEREDOC, 'docLabel' => 'STR']),
array("B<<<\"STR\"\n\$a\nSTR\n", ['kind' => String_::KIND_HEREDOC, 'docLabel' => 'STR']),
array("<<< \t \"STR\"\n\$a\nSTR\n", ['kind' => String_::KIND_HEREDOC, 'docLabel' => 'STR']),
array("die", ['kind' => Expr\Exit_::KIND_DIE]),
array("die('done')", ['kind' => Expr\Exit_::KIND_DIE]),
array("exit", ['kind' => Expr\Exit_::KIND_EXIT]),
array("exit(1)", ['kind' => Expr\Exit_::KIND_EXIT]),
);
}
}
class InvalidTokenLexer extends Lexer {
public function getNextToken(&$value = null, &$startAttributes = null, &$endAttributes = null) {
$value = 'foobar';
return 999;
}
}