package php5_test

import (
	"bytes"
	"reflect"
	"testing"

	"github.com/kylelemons/godebug/pretty"
	"github.com/z7zmey/php-parser/node/expr"
	"github.com/z7zmey/php-parser/node/expr/assign_op"
	"github.com/z7zmey/php-parser/node/expr/binary_op"
	"github.com/z7zmey/php-parser/node/expr/cast"
	"github.com/z7zmey/php-parser/node/name"
	"github.com/z7zmey/php-parser/node/scalar"
	"github.com/z7zmey/php-parser/php5"

	"github.com/z7zmey/php-parser/node"
	"github.com/z7zmey/php-parser/node/stmt"
)

func assertEqual(t *testing.T, expected interface{}, actual interface{}) {
	if !reflect.DeepEqual(expected, actual) {
		diff := pretty.Compare(expected, actual)

		if diff != "" {
			t.Errorf("diff: (-expected +actual)\n%s", diff)
		} else {
			t.Errorf("expected and actual are not equal\n")
		}

	}
}

func TestPhp7(t *testing.T) {
	src := `<?
		foo($a, ...$b);
		$foo($a, ...$b);
		$foo->bar($a, ...$b);
		foo::bar($a, ...$b);
		$foo::bar($a, ...$b);
		new foo($a, ...$b);

		function foo(bar $bar=null, baz &...$baz) {}
		class foo {public function foo(bar $bar=null, baz &...$baz) {}}
		function(bar $bar=null, baz &...$baz) {};
		static function(bar $bar=null, baz &...$baz) {};

		"test";
		"\$test";
		"
			test
		";
		'$test';
		'
			$test
		';
		<<<CAD
	hello
CAD;
		<<<"CAD"
	hello
CAD;
		<<<'CAD'
	hello $world
CAD;

		1234567890123456789;
		12345678901234567890;
		0.;
		0b0111111111111111111111111111111111111111111111111111111111111111;
		0b1111111111111111111111111111111111111111111111111111111111111111;
		0x007111111111111111;
		0x8111111111111111;
		__CLASS__;
		__DIR__;
		__FILE__;
		__FUNCTION__;
		__LINE__;
		__NAMESPACE__;
		__METHOD__;
		__TRAIT__;

		"test $var";
		"test $foo->bar()";
		"test ${foo}";
		"test ${foo[0]}";
		"test {$foo->bar()}";

		if ($a) :
		endif;
		if ($a) :
		elseif ($b):
		endif;
		if ($a) :
		else:
		endif;
		if ($a) :
		elseif ($b):
		elseif ($c):
		else:
		endif;

		while (1) { break; }
		while (1) { break 2; }
		while (1) { break(3); }
		class foo{ const FOO = 1, BAR = 2; }
		class foo{ function bar() {} }
		class foo{ public static function &bar() {} }
		class foo{ public static function &bar() {} }
		abstract class foo{ }
		final class foo extends bar { }
		final class foo implements bar { }
		final class foo implements bar, baz { }

		const FOO = 1, BAR = 2;
		while (1) { continue; }
		while (1) { continue 2; }
		while (1) { continue(3); }
		declare(ticks=1);
		declare(ticks=1) {}
		declare(ticks=1): enddeclare;
		do {} while(1);
		echo $a, 1;
		echo($a);
		for($i = 0; $i < 10; $i++, $i++) {}
		foreach ($a as $v) {}
		foreach ($a as $v) : endforeach;
		foreach ($a as $k => $v) {}
		foreach ($a as $k => &$v) {}
		foreach ($a as $k => list($v)) {}
		function foo() {}
		function foo() {return;}
		function &foo() {return 1;}
		function &foo() {}
		global $a, $b;
		a: 
		goto a;
		__halt_compiler();
		if ($a) {}
		if ($a) {} elseif ($b) {}
		if ($a) {} else {}
		if ($a) {} elseif ($b) {} elseif ($c) {} else {}
		if ($a) {} elseif ($b) {} else if ($c) {} else {}
		?> <div></div> <?
		interface Foo {}
		interface Foo extends Bar {}
		interface Foo extends Bar, Baz {}
		namespace Foo;
		namespace Foo {}
		namespace {}
		class foo {var $a;}
		class foo {public static $a, $b = 1;}
		static $a, $b = 1;

		switch (1) :
			case 1:
			default:
			case 2;
		endswitch;
		
		switch (1) {
			case 1: break;
			case 2; break;
		}
		throw $e;
		trait Foo {}
		class Foo { use Bar; }
		class Foo { use Bar, Baz; }
		class Foo { use Bar, Baz { Bar::one insteadof Baz, Quux; Baz::one as two; } }

		try {}
		try {} catch (Exception $e) {}
		try {} catch (Exception $e) {} catch (RuntimeException $e) {}
		try {} catch (Exception $e) {} finally {}

		unset($a, $b);

		use Foo;
		use Foo, Bar;
		use Foo, Bar as Baz;
		use function Foo, Bar;
		use const Foo, Bar;

		$a[1];
		$a[1][2];
		array();
		array(1);
		array(1=>1, &$b,);
		~$a;
		!$a;

		Foo::Bar;
		clone($a);
		clone $a;
		function(){};
		function($a, $b) use ($c, &$d) {};
		function() {};
		foo;
		namespace\foo;
		\foo;

		empty($a);
		@$a;
		eval($a);
		exit;
		exit($a);
		die;
		die($a);
		foo();
		namespace\foo();
		\foo();
		$foo();

		$a--;
		$a++;
		--$a;
		++$a;

		include $a;
		include_once $a;
		require $a;
		require_once $a;

		$a instanceof Foo;
		$a instanceof namespace\Foo;
		$a instanceof \Foo;

		isset($a, $b);
		list($a) = $b;
		list($a[]) = $b;
		list(list($a)) = $b;

		$a->foo();
		new Foo();
		new namespace\Foo();
		new \Foo();
		print($a);
		$a->foo;
	` + "`cmd $a`;" + `
		[];
		[1];
		[1=>1, &$b,];

		Foo::bar();
		namespace\Foo::bar();
		\Foo::bar();
		Foo::$bar;
		namespace\Foo::$bar;
		\Foo::$bar;
		$a ? $b : $c;
		$a ? : $c;
		$a ? $b ? $c : $d : $e;
		$a ? $b : $c ? $d : $e;
		-$a;
		+$a;
		$$a;
		yield;
		yield $a;
		yield $a => $b;
		
		(array)$a;
		(boolean)$a;
		(bool)$a;
		(double)$a;
		(float)$a;
		(integer)$a;
		(int)$a;
		(object)$a;
		(string)$a;
		(unset)$a;

		$a & $b;
		$a | $b;
		$a ^ $b;
		$a && $b;
		$a || $b;
		$a . $b;
		$a / $b;
		$a == $b;
		$a >= $b;
		$a > $b;
		$a === $b;
		$a and $b;
		$a or $b;
		$a xor $b;
		$a - $b;
		$a % $b;
		$a * $b;
		$a != $b;
		$a !== $b;
		$a + $b;
		$a ** $b;
		$a << $b;
		$a >> $b;
		$a <= $b;
		$a < $b;

		$a =& $b;
		$a = $b;
		$a &= $b;
		$a |= $b;
		$a ^= $b;
		$a .= $b;
		$a /= $b;
		$a -= $b;
		$a %= $b;
		$a *= $b;
		$a += $b;
		$a **= $b;
		$a <<= $b;
		$a >>= $b;
	`

	expectedParams := []node.Node{
		&node.Parameter{
			ByRef:        false,
			Variadic:     false,
			VariableType: &name.Name{Parts: []node.Node{&name.NamePart{Value: "bar"}}},
			Variable:     &expr.Variable{VarName: &node.Identifier{Value: "$bar"}},
			DefaultValue: &name.Name{Parts: []node.Node{&name.NamePart{Value: "null"}}},
		},
		&node.Parameter{
			ByRef:        true,
			Variadic:     true,
			VariableType: &name.Name{Parts: []node.Node{&name.NamePart{Value: "baz"}}},
			Variable:     &expr.Variable{VarName: &node.Identifier{Value: "$baz"}},
		},
	}

	expected := &stmt.StmtList{
		Stmts: []node.Node{
			&stmt.Expression{
				Expr: &expr.FunctionCall{
					Function: &name.Name{Parts: []node.Node{&name.NamePart{Value: "foo"}}},
					Arguments: []node.Node{
						&node.Argument{Variadic: false, Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}}},
						&node.Argument{Variadic: true, Expr: &expr.Variable{VarName: &node.Identifier{Value: "$b"}}},
					},
				},
			},
			&stmt.Expression{
				Expr: &expr.FunctionCall{
					Function: &expr.Variable{VarName: &node.Identifier{Value: "$foo"}},
					Arguments: []node.Node{
						&node.Argument{Variadic: false, Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}}},
						&node.Argument{Variadic: true, Expr: &expr.Variable{VarName: &node.Identifier{Value: "$b"}}},
					},
				},
			},
			&stmt.Expression{
				Expr: &expr.MethodCall{
					Variable: &expr.Variable{VarName: &node.Identifier{Value: "$foo"}},
					Method:   &node.Identifier{Value: "bar"},
					Arguments: []node.Node{
						&node.Argument{Variadic: false, Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}}},
						&node.Argument{Variadic: true, Expr: &expr.Variable{VarName: &node.Identifier{Value: "$b"}}},
					},
				},
			},
			&stmt.Expression{
				Expr: &expr.StaticCall{
					Class: &name.Name{Parts: []node.Node{&name.NamePart{Value: "foo"}}},
					Call:  &node.Identifier{Value: "bar"},
					Arguments: []node.Node{
						&node.Argument{Variadic: false, Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}}},
						&node.Argument{Variadic: true, Expr: &expr.Variable{VarName: &node.Identifier{Value: "$b"}}},
					},
				},
			},
			&stmt.Expression{
				Expr: &expr.StaticCall{
					Class: &expr.Variable{VarName: &node.Identifier{Value: "$foo"}},
					Call:  &node.Identifier{Value: "bar"},
					Arguments: []node.Node{
						&node.Argument{Variadic: false, Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}}},
						&node.Argument{Variadic: true, Expr: &expr.Variable{VarName: &node.Identifier{Value: "$b"}}},
					},
				},
			},
			&stmt.Expression{
				Expr: &expr.New{
					Class: &name.Name{Parts: []node.Node{&name.NamePart{Value: "foo"}}},
					Arguments: []node.Node{
						&node.Argument{Variadic: false, Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}}},
						&node.Argument{Variadic: true, Expr: &expr.Variable{VarName: &node.Identifier{Value: "$b"}}},
					},
				},
			},
			&stmt.Function{
				ReturnsRef:    false,
				PhpDocComment: "",
				FunctionName:  &node.Identifier{Value: "foo"},
				Params:        expectedParams,
				Stmts:         []node.Node{},
			},
			&stmt.Class{
				ClassName: &node.Identifier{Value: "foo"},
				Stmts: []node.Node{
					&stmt.ClassMethod{
						MethodName: &node.Identifier{Value: "foo"},
						Modifiers:  []node.Node{&node.Identifier{Value: "public"}},
						Params:     expectedParams,
						Stmts:      []node.Node{},
					},
				},
			},
			&stmt.Expression{
				Expr: &expr.Closure{
					Params: expectedParams,
					Uses:   []node.Node{},
					Stmts:  []node.Node{},
				},
			},
			&stmt.Expression{
				Expr: &expr.Closure{
					Static: true,
					Params: expectedParams,
					Uses:   []node.Node{},
					Stmts:  []node.Node{},
				},
			},
			&stmt.Expression{
				Expr: &scalar.String{Value: "\"test\""},
			},
			&stmt.Expression{
				Expr: &scalar.String{Value: "\"\\$test\""},
			},
			&stmt.Expression{
				Expr: &scalar.String{Value: "\"\n\t\t\ttest\n\t\t\""},
			},
			&stmt.Expression{
				Expr: &scalar.String{Value: "'$test'"},
			},
			&stmt.Expression{
				Expr: &scalar.String{Value: "'\n\t\t\t$test\n\t\t'"},
			},
			&stmt.Expression{
				Expr: &scalar.String{Value: "\thello\n"},
			},
			&stmt.Expression{
				Expr: &scalar.String{Value: "\thello\n"},
			},
			&stmt.Expression{
				Expr: &scalar.String{Value: "\thello $world\n"},
			},
			&stmt.Expression{
				Expr: &scalar.Lnumber{Value: "1234567890123456789"},
			},
			&stmt.Expression{
				Expr: &scalar.Dnumber{Value: "12345678901234567890"},
			},
			&stmt.Expression{
				Expr: &scalar.Dnumber{Value: "0."},
			},
			&stmt.Expression{
				Expr: &scalar.Lnumber{Value: "0b0111111111111111111111111111111111111111111111111111111111111111"},
			},
			&stmt.Expression{
				Expr: &scalar.Dnumber{Value: "0b1111111111111111111111111111111111111111111111111111111111111111"},
			},
			&stmt.Expression{
				Expr: &scalar.Lnumber{Value: "0x007111111111111111"},
			},
			&stmt.Expression{
				Expr: &scalar.Dnumber{Value: "0x8111111111111111"},
			},

			&stmt.Expression{
				Expr: &scalar.MagicConstant{Value: "__CLASS__"},
			},
			&stmt.Expression{
				Expr: &scalar.MagicConstant{Value: "__DIR__"},
			},
			&stmt.Expression{
				Expr: &scalar.MagicConstant{Value: "__FILE__"},
			},
			&stmt.Expression{
				Expr: &scalar.MagicConstant{Value: "__FUNCTION__"},
			},
			&stmt.Expression{
				Expr: &scalar.MagicConstant{Value: "__LINE__"},
			},
			&stmt.Expression{
				Expr: &scalar.MagicConstant{Value: "__NAMESPACE__"},
			},
			&stmt.Expression{
				Expr: &scalar.MagicConstant{Value: "__METHOD__"},
			},
			&stmt.Expression{
				Expr: &scalar.MagicConstant{Value: "__TRAIT__"},
			},

			&stmt.Expression{
				Expr: &scalar.Encapsed{
					Parts: []node.Node{
						&scalar.EncapsedStringPart{Value: "test "},
						&expr.Variable{VarName: &node.Identifier{Value: "$var"}},
					},
				},
			},
			&stmt.Expression{
				Expr: &scalar.Encapsed{
					Parts: []node.Node{
						&scalar.EncapsedStringPart{Value: "test "},
						&expr.PropertyFetch{
							Variable: &expr.Variable{VarName: &node.Identifier{Value: "$foo"}},
							Property: &node.Identifier{Value: "bar"},
						},
						&scalar.EncapsedStringPart{Value: "()"},
					},
				},
			},
			&stmt.Expression{
				Expr: &scalar.Encapsed{
					Parts: []node.Node{
						&scalar.EncapsedStringPart{Value: "test "},
						&expr.Variable{VarName: &node.Identifier{Value: "foo"}},
					},
				},
			},
			&stmt.Expression{
				Expr: &scalar.Encapsed{
					Parts: []node.Node{
						&scalar.EncapsedStringPart{Value: "test "},
						&expr.ArrayDimFetch{
							Variable: &expr.Variable{VarName: &node.Identifier{Value: "foo"}},
							Dim:      &scalar.Lnumber{Value: "0"},
						},
					},
				},
			},
			&stmt.Expression{
				Expr: &scalar.Encapsed{
					Parts: []node.Node{
						&scalar.EncapsedStringPart{Value: "test "},
						&expr.MethodCall{
							Variable:  &expr.Variable{VarName: &node.Identifier{Value: "$foo"}},
							Method:    &node.Identifier{Value: "bar"},
							Arguments: []node.Node{},
						},
					},
				},
			},

			&stmt.AltIf{
				Cond: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				Stmt: &stmt.StmtList{Stmts: []node.Node{}},
			},
			&stmt.AltIf{
				Cond: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				Stmt: &stmt.StmtList{Stmts: []node.Node{}},
				ElseIf: []node.Node{
					&stmt.AltElseIf{
						Cond: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
						Stmt: &stmt.StmtList{Stmts: []node.Node{}},
					},
				},
			},
			&stmt.AltIf{
				Cond: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				Stmt: &stmt.StmtList{Stmts: []node.Node{}},
				Else: &stmt.AltElse{
					Stmt: &stmt.StmtList{Stmts: []node.Node{}},
				},
			},
			&stmt.AltIf{
				Cond: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				Stmt: &stmt.StmtList{Stmts: []node.Node{}},
				ElseIf: []node.Node{
					&stmt.AltElseIf{
						Cond: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
						Stmt: &stmt.StmtList{Stmts: []node.Node{}},
					},
					&stmt.AltElseIf{
						Cond: &expr.Variable{VarName: &node.Identifier{Value: "$c"}},
						Stmt: &stmt.StmtList{Stmts: []node.Node{}},
					},
				},
				Else: &stmt.AltElse{
					Stmt: &stmt.StmtList{Stmts: []node.Node{}},
				},
			},
			&stmt.While{
				Cond: &scalar.Lnumber{Value: "1"},
				Stmt: &stmt.StmtList{
					Stmts: []node.Node{
						&stmt.Break{},
					},
				},
			},
			&stmt.While{
				Cond: &scalar.Lnumber{Value: "1"},
				Stmt: &stmt.StmtList{
					Stmts: []node.Node{
						&stmt.Break{
							Expr: &scalar.Lnumber{Value: "2"},
						},
					},
				},
			},
			&stmt.While{
				Cond: &scalar.Lnumber{Value: "1"},
				Stmt: &stmt.StmtList{
					Stmts: []node.Node{
						&stmt.Break{
							Expr: &scalar.Lnumber{Value: "3"},
						},
					},
				},
			},
			&stmt.Class{
				ClassName: &node.Identifier{Value: "foo"},
				Stmts: []node.Node{
					&stmt.ClassConstList{
						Consts: []node.Node{
							&stmt.Constant{
								PhpDocComment: "",
								ConstantName:  &node.Identifier{Value: "FOO"},
								Expr:          &scalar.Lnumber{Value: "1"},
							},
							&stmt.Constant{
								PhpDocComment: "",
								ConstantName:  &node.Identifier{Value: "BAR"},
								Expr:          &scalar.Lnumber{Value: "2"},
							},
						},
					},
				},
			},
			&stmt.Class{
				ClassName: &node.Identifier{Value: "foo"},
				Stmts: []node.Node{
					&stmt.ClassMethod{
						PhpDocComment: "",
						MethodName:    &node.Identifier{Value: "bar"},
						Stmts:         []node.Node{},
					},
				},
			},
			&stmt.Class{
				ClassName: &node.Identifier{Value: "foo"},
				Stmts: []node.Node{
					&stmt.ClassMethod{
						PhpDocComment: "",
						ReturnsRef:    true,
						MethodName:    &node.Identifier{Value: "bar"},
						Modifiers: []node.Node{
							&node.Identifier{Value: "public"},
							&node.Identifier{Value: "static"},
						},
						Stmts: []node.Node{},
					},
				},
			},
			&stmt.Class{
				ClassName: &node.Identifier{Value: "foo"},
				Stmts: []node.Node{
					&stmt.ClassMethod{
						PhpDocComment: "",
						ReturnsRef:    true,
						MethodName:    &node.Identifier{Value: "bar"},
						Modifiers: []node.Node{
							&node.Identifier{Value: "public"},
							&node.Identifier{Value: "static"},
						},
						Stmts: []node.Node{},
					},
				},
			},
			&stmt.Class{
				ClassName: &node.Identifier{Value: "foo"},
				Modifiers: []node.Node{
					&node.Identifier{Value: "abstract"},
				},
				Stmts: []node.Node{},
			},
			&stmt.Class{
				ClassName: &node.Identifier{Value: "foo"},
				Modifiers: []node.Node{
					&node.Identifier{Value: "final"},
				},
				Extends: &name.Name{
					Parts: []node.Node{
						&name.NamePart{Value: "bar"},
					},
				},
				Stmts: []node.Node{},
			},
			&stmt.Class{
				ClassName: &node.Identifier{Value: "foo"},
				Modifiers: []node.Node{
					&node.Identifier{Value: "final"},
				},
				Implements: []node.Node{
					&name.Name{
						Parts: []node.Node{
							&name.NamePart{Value: "bar"},
						},
					},
				},
				Stmts: []node.Node{},
			},
			&stmt.Class{
				ClassName: &node.Identifier{Value: "foo"},
				Modifiers: []node.Node{
					&node.Identifier{Value: "final"},
				},
				Implements: []node.Node{
					&name.Name{
						Parts: []node.Node{
							&name.NamePart{Value: "bar"},
						},
					},
					&name.Name{
						Parts: []node.Node{
							&name.NamePart{Value: "baz"},
						},
					},
				},
				Stmts: []node.Node{},
			},
			&stmt.ConstList{
				Consts: []node.Node{
					&stmt.Constant{
						PhpDocComment: "",
						ConstantName:  &node.Identifier{Value: "FOO"},
						Expr:          &scalar.Lnumber{Value: "1"},
					},
					&stmt.Constant{
						PhpDocComment: "",
						ConstantName:  &node.Identifier{Value: "BAR"},
						Expr:          &scalar.Lnumber{Value: "2"},
					},
				},
			},
			&stmt.While{
				Cond: &scalar.Lnumber{Value: "1"},
				Stmt: &stmt.StmtList{
					Stmts: []node.Node{
						&stmt.Continue{Expr: nil},
					},
				},
			},
			&stmt.While{
				Cond: &scalar.Lnumber{Value: "1"},
				Stmt: &stmt.StmtList{
					Stmts: []node.Node{
						&stmt.Continue{
							Expr: &scalar.Lnumber{Value: "2"},
						},
					},
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			&stmt.Expression{
				Expr: &expr.ConstFetch{
					Constant: &name.FullyQualified{Parts: []node.Node{&name.NamePart{Value: "foo"}}},
				},
			},
			&stmt.Expression{
				Expr: &expr.Empty{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.ErrorSuppress{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.Eval{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.Exit{
					IsDie: false,
				},
			},
			&stmt.Expression{
				Expr: &expr.Exit{
					IsDie: false,
					Expr:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.Exit{
					IsDie: true,
				},
			},
			&stmt.Expression{
				Expr: &expr.Exit{
					IsDie: true,
					Expr:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.FunctionCall{
					Function: &name.Name{
						Parts: []node.Node{
							&name.NamePart{Value: "foo"},
						},
					},
					Arguments: []node.Node{},
				},
			},
			&stmt.Expression{
				Expr: &expr.FunctionCall{
					Function: &name.Relative{
						Parts: []node.Node{
							&name.NamePart{Value: "foo"},
						},
					},
					Arguments: []node.Node{},
				},
			},
			&stmt.Expression{
				Expr: &expr.FunctionCall{
					Function: &name.FullyQualified{
						Parts: []node.Node{
							&name.NamePart{Value: "foo"},
						},
					},
					Arguments: []node.Node{},
				},
			},
			&stmt.Expression{
				Expr: &expr.FunctionCall{
					Function:  &expr.Variable{VarName: &node.Identifier{Value: "$foo"}},
					Arguments: []node.Node{},
				},
			},
			&stmt.Expression{
				Expr: &expr.PostDec{
					Variable: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.PostInc{
					Variable: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.PreDec{
					Variable: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.PreInc{
					Variable: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.Include{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.IncludeOnce{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.Require{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.RequireOnce{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.InstanceOf{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Class: &name.Name{
						Parts: []node.Node{
							&name.NamePart{Value: "Foo"},
						},
					},
				},
			},
			&stmt.Expression{
				Expr: &expr.InstanceOf{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Class: &name.Relative{
						Parts: []node.Node{
							&name.NamePart{Value: "Foo"},
						},
					},
				},
			},
			&stmt.Expression{
				Expr: &expr.InstanceOf{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Class: &name.FullyQualified{
						Parts: []node.Node{
							&name.NamePart{Value: "Foo"},
						},
					},
				},
			},
			&stmt.Expression{
				Expr: &expr.Isset{
					Variables: []node.Node{
						&expr.Variable{VarName: &node.Identifier{Value: "$a"}},
						&expr.Variable{VarName: &node.Identifier{Value: "$b"}},
					},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.Assign{
					Variable: &expr.List{
						Items: []node.Node{
							&expr.ArrayItem{
								ByRef: false,
								Val:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
							},
						},
					},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.Assign{
					Variable: &expr.List{
						Items: []node.Node{
							&expr.ArrayItem{
								ByRef: false,
								Val: &expr.ArrayDimFetch{
									Variable: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
								},
							},
						},
					},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.Assign{
					Variable: &expr.List{
						Items: []node.Node{
							&expr.ArrayItem{
								ByRef: false,
								Val: &expr.List{
									Items: []node.Node{
										&expr.ArrayItem{
											ByRef: false,
											Val:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
										},
									},
								},
							},
						},
					},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.MethodCall{
					Variable:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Method:    &node.Identifier{Value: "foo"},
					Arguments: []node.Node{},
				},
			},
			&stmt.Expression{
				Expr: &expr.New{
					Class: &name.Name{
						Parts: []node.Node{
							&name.NamePart{Value: "Foo"},
						},
					},
					Arguments: []node.Node{},
				},
			},
			&stmt.Expression{
				Expr: &expr.New{
					Class: &name.Relative{
						Parts: []node.Node{
							&name.NamePart{Value: "Foo"},
						},
					},
					Arguments: []node.Node{},
				},
			},
			&stmt.Expression{
				Expr: &expr.New{
					Class: &name.FullyQualified{
						Parts: []node.Node{
							&name.NamePart{Value: "Foo"},
						},
					},
					Arguments: []node.Node{},
				},
			},
			&stmt.Expression{
				Expr: &expr.Print{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.PropertyFetch{
					Variable: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Property: &node.Identifier{Value: "foo"},
				},
			},
			&stmt.Expression{
				Expr: &expr.ShellExec{
					Parts: []node.Node{
						&scalar.EncapsedStringPart{Value: "cmd "},
						&expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					},
				},
			},
			&stmt.Expression{
				Expr: &expr.ShortArray{
					Items: []node.Node{},
				},
			},
			&stmt.Expression{
				Expr: &expr.ShortArray{
					Items: []node.Node{
						&expr.ArrayItem{
							ByRef: false,
							Val:   &scalar.Lnumber{Value: "1"},
						},
					},
				},
			},
			&stmt.Expression{
				Expr: &expr.ShortArray{
					Items: []node.Node{
						&expr.ArrayItem{
							ByRef: false,
							Key:   &scalar.Lnumber{Value: "1"},
							Val:   &scalar.Lnumber{Value: "1"},
						},
						&expr.ArrayItem{
							ByRef: true,
							Val:   &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
						},
					},
				},
			},
			&stmt.Expression{
				Expr: &expr.StaticCall{
					Class: &name.Name{
						Parts: []node.Node{
							&name.NamePart{Value: "Foo"},
						},
					},
					Call:      &node.Identifier{Value: "bar"},
					Arguments: []node.Node{},
				},
			},
			&stmt.Expression{
				Expr: &expr.StaticCall{
					Class: &name.Relative{
						Parts: []node.Node{
							&name.NamePart{Value: "Foo"},
						},
					},
					Call:      &node.Identifier{Value: "bar"},
					Arguments: []node.Node{},
				},
			},
			&stmt.Expression{
				Expr: &expr.StaticCall{
					Class: &name.FullyQualified{
						Parts: []node.Node{
							&name.NamePart{Value: "Foo"},
						},
					},
					Call:      &node.Identifier{Value: "bar"},
					Arguments: []node.Node{},
				},
			},
			&stmt.Expression{
				Expr: &expr.StaticPropertyFetch{
					Class: &name.Name{
						Parts: []node.Node{
							&name.NamePart{Value: "Foo"},
						},
					},
					Property: &expr.Variable{VarName: &node.Identifier{Value: "$bar"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.StaticPropertyFetch{
					Class: &name.Relative{
						Parts: []node.Node{
							&name.NamePart{Value: "Foo"},
						},
					},
					Property: &expr.Variable{VarName: &node.Identifier{Value: "$bar"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.StaticPropertyFetch{
					Class: &name.FullyQualified{
						Parts: []node.Node{
							&name.NamePart{Value: "Foo"},
						},
					},
					Property: &expr.Variable{VarName: &node.Identifier{Value: "$bar"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.Ternary{
					Condition: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					IfTrue:    &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
					IfFalse:   &expr.Variable{VarName: &node.Identifier{Value: "$c"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.Ternary{
					Condition: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					IfFalse:   &expr.Variable{VarName: &node.Identifier{Value: "$c"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.Ternary{
					Condition: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					IfTrue: &expr.Ternary{
						Condition: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
						IfTrue:    &expr.Variable{VarName: &node.Identifier{Value: "$c"}},
						IfFalse:   &expr.Variable{VarName: &node.Identifier{Value: "$d"}},
					},
					IfFalse: &expr.Variable{VarName: &node.Identifier{Value: "$e"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.Ternary{
					Condition: &expr.Ternary{
						Condition: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
						IfTrue:    &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
						IfFalse:   &expr.Variable{VarName: &node.Identifier{Value: "$c"}},
					},
					IfTrue:  &expr.Variable{VarName: &node.Identifier{Value: "$d"}},
					IfFalse: &expr.Variable{VarName: &node.Identifier{Value: "$e"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.UnaryMinus{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.UnaryPlus{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.Variable{VarName: &expr.Variable{VarName: &node.Identifier{Value: "$a"}}},
			},
			&stmt.Expression{
				Expr: &expr.Yield{},
			},
			&stmt.Expression{
				Expr: &expr.Yield{
					Value: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &expr.Yield{
					Key:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Value: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &cast.CastArray{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &cast.CastBool{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &cast.CastBool{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &cast.CastDouble{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &cast.CastDouble{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &cast.CastInt{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &cast.CastInt{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &cast.CastObject{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &cast.CastString{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &cast.CastUnset{
					Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.BitwiseAnd{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.BitwiseOr{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.BitwiseXor{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.BooleanAnd{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.BooleanOr{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.Concat{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.Div{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.Equal{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.GreaterOrEqual{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.Greater{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.Identical{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.LogicalAnd{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.LogicalOr{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.LogicalXor{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.Minus{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.Mod{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.Mul{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.NotEqual{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.NotIdentical{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.Plus{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.Pow{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.ShiftLeft{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.ShiftRight{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.SmallerOrEqual{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &binary_op.Smaller{
					Left:  &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Right: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.AssignRef{
					Variable:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.Assign{
					Variable:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.BitwiseAnd{
					Variable:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.BitwiseOr{
					Variable:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.BitwiseXor{
					Variable:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.Concat{
					Variable:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.Div{
					Variable:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.Minus{
					Variable:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.Mod{
					Variable:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.Mul{
					Variable:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.Plus{
					Variable:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.Pow{
					Variable:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.ShiftLeft{
					Variable:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
			&stmt.Expression{
				Expr: &assign_op.ShiftRight{
					Variable:   &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
					Expression: &expr.Variable{VarName: &node.Identifier{Value: "$b"}},
				},
			},
		},
	}

	actual, _, _ := php5.Parse(bytes.NewBufferString(src), "test.php")
	assertEqual(t, expected, actual)
}