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<?php declare(strict_types=1);
namespace PhpParser;
class DummyNode extends NodeAbstract
{
public $subNode1;
public $subNode2;
public function __construct($subNode1, $subNode2, $attributes) {
parent::__construct($attributes);
$this->subNode1 = $subNode1;
$this->subNode2 = $subNode2;
}
public function getSubNodeNames() : array {
return ['subNode1', 'subNode2'];
}
// This method is only overwritten because the node is located in an unusual namespace
public function getType() : string {
return 'Dummy';
}
}
class NodeAbstractTest extends \PHPUnit\Framework\TestCase
{
public function provideNodes() {
$attributes = [
'startLine' => 10,
'endLine' => 11,
'startTokenPos' => 12,
'endTokenPos' => 13,
'startFilePos' => 14,
'endFilePos' => 15,
'comments' => [
new Comment('// Comment 1' . "\n"),
new Comment\Doc('/** doc comment */'),
new Comment('// Comment 2' . "\n"),
],
];
$node = new DummyNode('value1', 'value2', $attributes);
$node->notSubNode = 'value3';
return [
[$attributes, $node],
];
}
/**
* @dataProvider provideNodes
*/
public function testConstruct(array $attributes, Node $node) {
$this->assertSame('Dummy', $node->getType());
$this->assertSame(['subNode1', 'subNode2'], $node->getSubNodeNames());
$this->assertSame(10, $node->getLine());
$this->assertSame(10, $node->getStartLine());
$this->assertSame(11, $node->getEndLine());
$this->assertSame(12, $node->getStartTokenPos());
$this->assertSame(13, $node->getEndTokenPos());
$this->assertSame(14, $node->getStartFilePos());
$this->assertSame(15, $node->getEndFilePos());
$this->assertSame('/** doc comment */', $node->getDocComment()->getText());
$this->assertSame('value1', $node->subNode1);
$this->assertSame('value2', $node->subNode2);
$this->assertObjectHasAttribute('subNode1', $node);
$this->assertObjectHasAttribute('subNode2', $node);
$this->assertObjectNotHasAttribute('subNode3', $node);
$this->assertSame($attributes, $node->getAttributes());
$this->assertSame($attributes['comments'], $node->getComments());
return $node;
}
/**
* @dataProvider provideNodes
*/
public function testGetDocComment(array $attributes, Node $node) {
$this->assertSame('/** doc comment */', $node->getDocComment()->getText());
$comments = $node->getComments();
array_splice($comments, 1, 1, []); // remove doc comment
$node->setAttribute('comments', $comments);
$this->assertNull($node->getDocComment());
// Remove all comments.
$node->setAttribute('comments', []);
$this->assertNull($node->getDocComment());
}
public function testSetDocComment() {
$node = new DummyNode(null, null, []);
// Add doc comment to node without comments
$docComment = new Comment\Doc('/** doc */');
$node->setDocComment($docComment);
$this->assertSame($docComment, $node->getDocComment());
// Replace it
$docComment = new Comment\Doc('/** doc 2 */');
$node->setDocComment($docComment);
$this->assertSame($docComment, $node->getDocComment());
// Add docmment to node with other comments
$c1 = new Comment('/* foo */');
$c2 = new Comment('/* bar */');
$docComment = new Comment\Doc('/** baz */');
$node->setAttribute('comments', [$c1, $c2]);
$node->setDocComment($docComment);
$this->assertSame([$c1, $c2, $docComment], $node->getAttribute('comments'));
// Replace doc comment that is not at the end.
$newDocComment = new Comment\Doc('/** new baz */');
$node->setAttribute('comments', [$c1, $docComment, $c2]);
$node->setDocComment($newDocComment);
$this->assertSame([$c1, $newDocComment, $c2], $node->getAttribute('comments'));
}
/**
* @dataProvider provideNodes
*/
public function testChange(array $attributes, Node $node) {
// direct modification
$node->subNode = 'newValue';
$this->assertSame('newValue', $node->subNode);
// indirect modification
$subNode =& $node->subNode;
$subNode = 'newNewValue';
$this->assertSame('newNewValue', $node->subNode);
// removal
unset($node->subNode);
$this->assertObjectNotHasAttribute('subNode', $node);
}
/**
* @dataProvider provideNodes
*/
public function testIteration(array $attributes, Node $node) {
// Iteration is simple object iteration over properties,
// not over subnodes
$i = 0;
foreach ($node as $key => $value) {
if ($i === 0) {
$this->assertSame('subNode1', $key);
$this->assertSame('value1', $value);
} elseif ($i === 1) {
$this->assertSame('subNode2', $key);
$this->assertSame('value2', $value);
} elseif ($i === 2) {
$this->assertSame('notSubNode', $key);
$this->assertSame('value3', $value);
} else {
throw new \Exception;
}
$i++;
}
$this->assertSame(3, $i);
}
public function testAttributes() {
/** @var $node Node */
$node = $this->getMockForAbstractClass(NodeAbstract::class);
$this->assertEmpty($node->getAttributes());
$node->setAttribute('key', 'value');
$this->assertTrue($node->hasAttribute('key'));
$this->assertSame('value', $node->getAttribute('key'));
$this->assertFalse($node->hasAttribute('doesNotExist'));
$this->assertNull($node->getAttribute('doesNotExist'));
$this->assertSame('default', $node->getAttribute('doesNotExist', 'default'));
$node->setAttribute('null', null);
$this->assertTrue($node->hasAttribute('null'));
$this->assertNull($node->getAttribute('null'));
$this->assertNull($node->getAttribute('null', 'default'));
$this->assertSame(
[
'key' => 'value',
'null' => null,
],
$node->getAttributes()
);
$node->setAttributes(
[
'a' => 'b',
'c' => null,
]
);
$this->assertSame(
[
'a' => 'b',
'c' => null,
],
$node->getAttributes()
);
}
public function testJsonSerialization() {
$code = <<<'PHP'
<?php
// comment
/** doc comment */
function functionName(&$a = 0, $b = 1.0) {
echo 'Foo';
}
PHP;
$expected = <<<'JSON'
[
{
"nodeType": "Stmt_Function",
"byRef": false,
"name": {
"nodeType": "Identifier",
"name": "functionName",
"attributes": {
"startLine": 4,
"endLine": 4
}
},
"params": [
{
"nodeType": "Param",
"type": null,
"byRef": true,
"variadic": false,
"var": {
"nodeType": "Expr_Variable",
"name": "a",
"attributes": {
"startLine": 4,
"endLine": 4
}
},
"default": {
"nodeType": "Scalar_LNumber",
"value": 0,
"attributes": {
"startLine": 4,
"endLine": 4,
"kind": 10
}
},
"flags": 0,
"attrGroups": [],
"attributes": {
"startLine": 4,
"endLine": 4
}
},
{
"nodeType": "Param",
"type": null,
"byRef": false,
"variadic": false,
"var": {
"nodeType": "Expr_Variable",
"name": "b",
"attributes": {
"startLine": 4,
"endLine": 4
}
},
"default": {
"nodeType": "Scalar_DNumber",
"value": 1,
"attributes": {
"startLine": 4,
"endLine": 4
}
},
"flags": 0,
"attrGroups": [],
"attributes": {
"startLine": 4,
"endLine": 4
}
}
],
"returnType": null,
"stmts": [
{
"nodeType": "Stmt_Echo",
"exprs": [
{
"nodeType": "Scalar_String",
"value": "Foo",
"attributes": {
"startLine": 5,
"endLine": 5,
"kind": 1
}
}
],
"attributes": {
"startLine": 5,
"endLine": 5
}
}
],
"attrGroups": [],
"attributes": {
"startLine": 4,
"comments": [
{
"nodeType": "Comment",
"text": "\/\/ comment",
"line": 2,
"filePos": 6,
"tokenPos": 1,
"endLine": 2,
"endFilePos": 15,
"endTokenPos": 1
},
{
"nodeType": "Comment_Doc",
"text": "\/** doc comment *\/",
"line": 3,
"filePos": 17,
"tokenPos": 3,
"endLine": 3,
"endFilePos": 34,
"endTokenPos": 3
}
],
"endLine": 6
}
}
]
JSON;
$parser = new Parser\Php7(new Lexer());
$stmts = $parser->parse(canonicalize($code));
$json = json_encode($stmts, JSON_PRETTY_PRINT);
$this->assertEquals(canonicalize($expected), canonicalize($json));
}
}
|
