package expr_test

import (
	"bytes"
	"testing"

	"github.com/z7zmey/php-parser/node/name"

	"github.com/z7zmey/php-parser/node/expr"

	"github.com/z7zmey/php-parser/node"
	"github.com/z7zmey/php-parser/node/stmt"
	"github.com/z7zmey/php-parser/php5"
	"github.com/z7zmey/php-parser/php7"
)

func TestStaticCall(t *testing.T) {
	src := `<? Foo::bar();`

	expected := &stmt.StmtList{
		Stmts: []node.Node{
			&stmt.Expression{
				Expr: &expr.StaticCall{
					Class: &name.Name{
						Parts: []node.Node{
							&name.NamePart{Value: "Foo"},
						},
					},
					Call:      &node.Identifier{Value: "bar"},
					Arguments: []node.Node{},
				},
			},
		},
	}

	actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
	assertEqual(t, expected, actual)

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

func TestStaticCallRelative(t *testing.T) {
	src := `<? namespace\Foo::bar();`

	expected := &stmt.StmtList{
		Stmts: []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{},
				},
			},
		},
	}

	actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
	assertEqual(t, expected, actual)

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

func TestStaticCallFullyQualified(t *testing.T) {
	src := `<? \Foo::bar();`

	expected := &stmt.StmtList{
		Stmts: []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{},
				},
			},
		},
	}

	actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
	assertEqual(t, expected, actual)

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

func TestStaticCallVar(t *testing.T) {
	src := `<? Foo::$bar();`

	expected := &stmt.StmtList{
		Stmts: []node.Node{
			&stmt.Expression{
				Expr: &expr.StaticCall{
					Class: &name.Name{
						Parts: []node.Node{
							&name.NamePart{Value: "Foo"},
						},
					},
					Call:      &expr.Variable{VarName: &node.Identifier{Value: "$bar"}},
					Arguments: []node.Node{},
				},
			},
		},
	}

	actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
	assertEqual(t, expected, actual)

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

func TestStaticCallVarVar(t *testing.T) {
	src := `<? $foo::$bar();`

	expected := &stmt.StmtList{
		Stmts: []node.Node{
			&stmt.Expression{
				Expr: &expr.StaticCall{
					Class:     &expr.Variable{VarName: &node.Identifier{Value: "$foo"}},
					Call:      &expr.Variable{VarName: &node.Identifier{Value: "$bar"}},
					Arguments: []node.Node{},
				},
			},
		},
	}

	actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
	assertEqual(t, expected, actual)

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