php-parser/node/expr/cast/t_visitor_test.go
2019-02-25 15:01:57 +02:00

120 lines
2.2 KiB
Go

package cast_test
import (
"testing"
"gotest.tools/assert"
"github.com/z7zmey/php-parser/node"
"github.com/z7zmey/php-parser/node/expr"
"github.com/z7zmey/php-parser/node/expr/cast"
"github.com/z7zmey/php-parser/walker"
)
var nodesToTest = []struct {
node node.Node // node
expectedVisitedKeys []string // visited keys
expectedAttributes map[string]interface{}
}{
{
&cast.Array{
Expr: &expr.Variable{},
},
[]string{"Expr"},
nil,
},
{
&cast.Bool{
Expr: &expr.Variable{},
},
[]string{"Expr"},
nil,
},
{
&cast.Double{
Expr: &expr.Variable{},
},
[]string{"Expr"},
nil,
},
{
&cast.Int{
Expr: &expr.Variable{},
},
[]string{"Expr"},
nil,
},
{
&cast.Object{
Expr: &expr.Variable{},
},
[]string{"Expr"},
nil,
},
{
&cast.String{
Expr: &expr.Variable{},
},
[]string{"Expr"},
nil,
},
{
&cast.Unset{
Expr: &expr.Variable{},
},
[]string{"Expr"},
nil,
},
}
type visitorMock struct {
visitChildren bool
visitedKeys []string
}
func (v *visitorMock) EnterNode(n walker.Walkable) bool { return v.visitChildren }
func (v *visitorMock) LeaveNode(n walker.Walkable) {}
func (v *visitorMock) EnterChildNode(key string, w walker.Walkable) {
v.visitedKeys = append(v.visitedKeys, key)
}
func (v *visitorMock) LeaveChildNode(key string, w walker.Walkable) {}
func (v *visitorMock) EnterChildList(key string, w walker.Walkable) {
v.visitedKeys = append(v.visitedKeys, key)
}
func (v *visitorMock) LeaveChildList(key string, w walker.Walkable) {}
func TestVisitorDisableChildren(t *testing.T) {
for _, tt := range nodesToTest {
v := &visitorMock{false, []string{}}
tt.node.Walk(v)
expected := []string{}
actual := v.visitedKeys
assert.DeepEqual(t, expected, actual)
}
}
func TestVisitor(t *testing.T) {
for _, tt := range nodesToTest {
v := &visitorMock{true, []string{}}
tt.node.Walk(v)
expected := tt.expectedVisitedKeys
actual := v.visitedKeys
assert.DeepEqual(t, expected, actual)
}
}
// test Attributes()
func TestNameAttributes(t *testing.T) {
for _, tt := range nodesToTest {
expected := tt.expectedAttributes
actual := tt.node.Attributes()
assert.DeepEqual(t, expected, actual)
}
}