2017-01-29 23:20:53 +01:00
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<?php
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namespace PhpParser\NodeVisitor;
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use PhpParser\Node;
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use PhpParser\Node\Expr;
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use PhpParser\NodeTraverser;
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2017-04-27 18:14:07 +02:00
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use PHPUnit\Framework\TestCase;
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2017-01-29 23:20:53 +01:00
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2017-04-27 18:14:07 +02:00
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class FirstFindingVisitorTest extends TestCase
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2017-01-29 23:20:53 +01:00
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{
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public function testFindFirstVariable() {
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$traverser = new NodeTraverser();
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$visitor = new FirstFindingVisitor(function(Node $node) {
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return $node instanceof Node\Expr\Variable;
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});
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$traverser->addVisitor($visitor);
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$assign = new Expr\Assign(new Expr\Variable('a'), new Expr\Variable('b'));
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$stmts = [new Node\Stmt\Expression($assign)];
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$traverser->traverse($stmts);
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$this->assertSame($assign->var, $visitor->getFoundNode());
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}
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public function testFindNone() {
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$traverser = new NodeTraverser();
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$visitor = new FirstFindingVisitor(function(Node $node) {
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return $node instanceof Node\Expr\BinaryOp;
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});
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$traverser->addVisitor($visitor);
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$assign = new Expr\Assign(new Expr\Variable('a'), new Expr\Variable('b'));
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$stmts = [new Node\Stmt\Expression($assign)];
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$traverser->traverse($stmts);
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$this->assertSame(null, $visitor->getFoundNode());
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}
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2017-04-27 18:14:07 +02:00
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}
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