Chris@13: <?php declare(strict_types=1);
Chris@0: 
Chris@0: namespace PhpParser;
Chris@0: 
Chris@17: class NodeDumperTest extends \PHPUnit\Framework\TestCase
Chris@0: {
Chris@0:     private function canonicalize($string) {
Chris@0:         return str_replace("\r\n", "\n", $string);
Chris@0:     }
Chris@0: 
Chris@0:     /**
Chris@0:      * @dataProvider provideTestDump
Chris@0:      */
Chris@0:     public function testDump($node, $dump) {
Chris@0:         $dumper = new NodeDumper;
Chris@0: 
Chris@0:         $this->assertSame($this->canonicalize($dump), $this->canonicalize($dumper->dump($node)));
Chris@0:     }
Chris@0: 
Chris@0:     public function provideTestDump() {
Chris@13:         return [
Chris@13:             [
Chris@13:                 [],
Chris@0: 'array(
Chris@0: )'
Chris@13:             ],
Chris@13:             [
Chris@13:                 ['Foo', 'Bar', 'Key' => 'FooBar'],
Chris@0: 'array(
Chris@0:     0: Foo
Chris@0:     1: Bar
Chris@0:     Key: FooBar
Chris@0: )'
Chris@13:             ],
Chris@13:             [
Chris@13:                 new Node\Name(['Hallo', 'World']),
Chris@0: 'Name(
Chris@0:     parts: array(
Chris@0:         0: Hallo
Chris@0:         1: World
Chris@0:     )
Chris@0: )'
Chris@13:             ],
Chris@13:             [
Chris@13:                 new Node\Expr\Array_([
Chris@0:                     new Node\Expr\ArrayItem(new Node\Scalar\String_('Foo'))
Chris@13:                 ]),
Chris@0: 'Expr_Array(
Chris@0:     items: array(
Chris@0:         0: Expr_ArrayItem(
Chris@0:             key: null
Chris@0:             value: Scalar_String(
Chris@0:                 value: Foo
Chris@0:             )
Chris@0:             byRef: false
Chris@0:         )
Chris@0:     )
Chris@0: )'
Chris@13:             ],
Chris@13:         ];
Chris@0:     }
Chris@0: 
Chris@0:     public function testDumpWithPositions() {
Chris@0:         $parser = (new ParserFactory)->create(
Chris@0:             ParserFactory::ONLY_PHP7,
Chris@0:             new Lexer(['usedAttributes' => ['startLine', 'endLine', 'startFilePos', 'endFilePos']])
Chris@0:         );
Chris@0:         $dumper = new NodeDumper(['dumpPositions' => true]);
Chris@0: 
Chris@0:         $code = "<?php\n\$a = 1;\necho \$a;";
Chris@0:         $expected = <<<'OUT'
Chris@0: array(
Chris@13:     0: Stmt_Expression[2:1 - 2:7](
Chris@13:         expr: Expr_Assign[2:1 - 2:6](
Chris@13:             var: Expr_Variable[2:1 - 2:2](
Chris@13:                 name: a
Chris@13:             )
Chris@13:             expr: Scalar_LNumber[2:6 - 2:6](
Chris@13:                 value: 1
Chris@13:             )
Chris@0:         )
Chris@0:     )
Chris@0:     1: Stmt_Echo[3:1 - 3:8](
Chris@0:         exprs: array(
Chris@0:             0: Expr_Variable[3:6 - 3:7](
Chris@0:                 name: a
Chris@0:             )
Chris@0:         )
Chris@0:     )
Chris@0: )
Chris@0: OUT;
Chris@0: 
Chris@0:         $stmts = $parser->parse($code);
Chris@0:         $dump = $dumper->dump($stmts, $code);
Chris@0: 
Chris@0:         $this->assertSame($this->canonicalize($expected), $this->canonicalize($dump));
Chris@0:     }
Chris@0: 
Chris@0:     public function testError() {
Chris@17:         $this->expectException(\InvalidArgumentException::class);
Chris@17:         $this->expectExceptionMessage('Can only dump nodes and arrays.');
Chris@0:         $dumper = new NodeDumper;
Chris@0:         $dumper->dump(new \stdClass);
Chris@0:     }
Chris@0: }