Cast tests
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z7zmey
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248
node/expr/cast/t_cast_test.go
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248
node/expr/cast/t_cast_test.go
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package cast_test
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import (
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"bytes"
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"reflect"
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"testing"
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"github.com/kylelemons/godebug/pretty"
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"github.com/z7zmey/php-parser/node"
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"github.com/z7zmey/php-parser/node/expr"
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"github.com/z7zmey/php-parser/node/expr/cast"
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"github.com/z7zmey/php-parser/node/stmt"
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"github.com/z7zmey/php-parser/php5"
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"github.com/z7zmey/php-parser/php7"
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)
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func assertEqual(t *testing.T, expected interface{}, actual interface{}) {
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if !reflect.DeepEqual(expected, actual) {
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diff := pretty.Compare(expected, actual)
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if diff != "" {
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t.Errorf("diff: (-expected +actual)\n%s", diff)
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} else {
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t.Errorf("expected and actual are not equal\n")
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}
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}
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}
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func TestCastArray(t *testing.T) {
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src := `<? (array)$a;`
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expected := &stmt.StmtList{
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Stmts: []node.Node{
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&stmt.Expression{
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Expr: &cast.CastArray{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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},
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},
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}
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actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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actual, _, _ = php5.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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}
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func TestCastBool(t *testing.T) {
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src := `<? (boolean)$a;`
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expected := &stmt.StmtList{
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Stmts: []node.Node{
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&stmt.Expression{
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Expr: &cast.CastBool{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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},
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},
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}
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actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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actual, _, _ = php5.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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}
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func TestCastBoolShort(t *testing.T) {
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src := `<? (bool)$a;`
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expected := &stmt.StmtList{
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Stmts: []node.Node{
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&stmt.Expression{
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Expr: &cast.CastBool{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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},
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},
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}
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actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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actual, _, _ = php5.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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}
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func TestCastDouble(t *testing.T) {
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src := `<? (double)$a;`
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expected := &stmt.StmtList{
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Stmts: []node.Node{
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&stmt.Expression{
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Expr: &cast.CastDouble{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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},
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},
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}
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actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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actual, _, _ = php5.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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}
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func TestCastFloat(t *testing.T) {
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src := `<? (float)$a;`
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expected := &stmt.StmtList{
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Stmts: []node.Node{
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&stmt.Expression{
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Expr: &cast.CastDouble{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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},
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},
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}
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actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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actual, _, _ = php5.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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}
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func TestCastInt(t *testing.T) {
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src := `<? (integer)$a;`
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expected := &stmt.StmtList{
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Stmts: []node.Node{
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&stmt.Expression{
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Expr: &cast.CastInt{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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},
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},
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}
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actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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actual, _, _ = php5.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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}
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func TestCastIntShort(t *testing.T) {
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src := `<? (int)$a;`
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expected := &stmt.StmtList{
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Stmts: []node.Node{
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&stmt.Expression{
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Expr: &cast.CastInt{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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},
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},
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}
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actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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actual, _, _ = php5.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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}
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func TestCastObject(t *testing.T) {
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src := `<? (object)$a;`
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expected := &stmt.StmtList{
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Stmts: []node.Node{
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&stmt.Expression{
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Expr: &cast.CastObject{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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},
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},
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}
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actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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actual, _, _ = php5.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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}
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func TestCastString(t *testing.T) {
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src := `<? (string)$a;`
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expected := &stmt.StmtList{
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Stmts: []node.Node{
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&stmt.Expression{
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Expr: &cast.CastString{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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},
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},
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}
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actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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actual, _, _ = php5.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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}
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func TestCastUnset(t *testing.T) {
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src := `<? (unset)$a;`
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expected := &stmt.StmtList{
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Stmts: []node.Node{
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&stmt.Expression{
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Expr: &cast.CastUnset{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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},
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},
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}
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actual, _, _ := php7.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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actual, _, _ = php5.Parse(bytes.NewBufferString(src), "test.php")
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assertEqual(t, expected, actual)
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}
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139
node/expr/cast/t_visitor_test.go
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139
node/expr/cast/t_visitor_test.go
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@ -0,0 +1,139 @@
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package cast_test
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import (
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"reflect"
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"testing"
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"github.com/kylelemons/godebug/pretty"
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"github.com/z7zmey/php-parser/node"
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"github.com/z7zmey/php-parser/node/expr"
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"github.com/z7zmey/php-parser/node/expr/cast"
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"github.com/z7zmey/php-parser/walker"
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)
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var nodesToTest = []struct {
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node node.Node // node
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expectedVisitedKeys []string // visited keys
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expectedAttributes map[string]interface{}
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}{
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{
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&cast.CastArray{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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[]string{"Expr"},
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map[string]interface{}{},
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},
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{
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&cast.CastBool{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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[]string{"Expr"},
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map[string]interface{}{},
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},
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{
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&cast.CastDouble{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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[]string{"Expr"},
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map[string]interface{}{},
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},
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{
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&cast.CastInt{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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[]string{"Expr"},
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map[string]interface{}{},
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},
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{
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&cast.CastObject{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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[]string{"Expr"},
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map[string]interface{}{},
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},
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{
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&cast.CastString{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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[]string{"Expr"},
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map[string]interface{}{},
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},
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{
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&cast.CastUnset{
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Cast: cast.Cast{
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Expr: &expr.Variable{VarName: &node.Identifier{Value: "$a"}},
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},
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},
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[]string{"Expr"},
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map[string]interface{}{},
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},
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}
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type visitorMock struct {
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visitChildren bool
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visitedKeys []string
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}
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func (v *visitorMock) EnterNode(n walker.Walker) bool { return v.visitChildren }
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func (v *visitorMock) GetChildrenVisitor(key string) walker.Visitor {
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v.visitedKeys = append(v.visitedKeys, key)
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return &visitorMock{v.visitChildren, nil}
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}
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func (v *visitorMock) LeaveNode(n walker.Walker) {}
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func TestVisitorDisableChildren(t *testing.T) {
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for _, tt := range nodesToTest {
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v := &visitorMock{false, nil}
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tt.node.Walk(v)
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expected := []string{}
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actual := v.visitedKeys
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diff := pretty.Compare(expected, actual)
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if diff != "" {
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t.Errorf("%s diff: (-expected +actual)\n%s", reflect.TypeOf(tt.node), diff)
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}
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}
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}
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func TestVisitor(t *testing.T) {
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for _, tt := range nodesToTest {
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v := &visitorMock{true, nil}
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tt.node.Walk(v)
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expected := tt.expectedVisitedKeys
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actual := v.visitedKeys
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diff := pretty.Compare(expected, actual)
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if diff != "" {
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t.Errorf("%s diff: (-expected +actual)\n%s", reflect.TypeOf(tt.node), diff)
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}
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}
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}
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// test Attributes()
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func TestNameAttributes(t *testing.T) {
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for _, tt := range nodesToTest {
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expected := tt.expectedAttributes
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actual := tt.node.Attributes()
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diff := pretty.Compare(expected, actual)
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if diff != "" {
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t.Errorf("%s diff: (-expected +actual)\n%s", reflect.TypeOf(tt.node), diff)
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}
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}
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}
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