php-parser/internal/scanner/scanner_test.go

1673 lines
30 KiB
Go

package scanner
import (
"gotest.tools/assert"
"testing"
"github.com/z7zmey/php-parser/pkg/errors"
"github.com/z7zmey/php-parser/pkg/position"
"github.com/z7zmey/php-parser/pkg/token"
)
func TestTokens(t *testing.T) {
src := `inline html -
<? ?>
<?= ?>
<?php
abstract
array
as
break
callable
case
catch
class
clone
const
continue
declare
default
do
echo
else
elseif
empty
enddeclare
endfor
endforeach
endif
endswitch
endwhile
eval
exit
extends
final
finally
for
foreach
function
cfunction
global
goto
if
isset
implements
instanceof
insteadof
interface
list
namespace
private
public
print
protected
return
static
switch
throw
trait
try
unset
use
var
while
yield ` + "\t\r\n" + ` from
yield
include
include_once
require
require_once
__CLASS__
__DIR__
__FILE__
__FUNCTION__
__LINE__
__NAMESPACE__
__METHOD__
__TRAIT__
__halt_compiler
new
and
or
xor
\
...
::
&&
||
&=
|=
.=
*=
**=
/=
+=
-=
^=
%=
--
++
=>
<=>
!=
<>
!==
==
===
<<=
>>=
>=
<=
**
<<
>>
??
# inline comment
// inline comment
/*
multiline comment
*/
/**
* PHP Doc comment
*/
;
:
,
.
[
]
(
)
|
/
^
&
+
-
*
=
%
!
~
$
<
>
?
@
{
}
$var
str
-> ` + "\t\r\n" + ` ->prop
( array )
( bool )
( boolean )
( real )
( double )
( float )
( int )
( integer )
( object )
( string )
( binary )
( unset )
`
expected := []string{
token.T_INLINE_HTML.String(),
token.ID(int(';')).String(),
token.T_INLINE_HTML.String(),
token.T_ECHO.String(),
token.ID(int(';')).String(),
token.T_INLINE_HTML.String(),
token.T_ABSTRACT.String(),
token.T_ARRAY.String(),
token.T_AS.String(),
token.T_BREAK.String(),
token.T_CALLABLE.String(),
token.T_CASE.String(),
token.T_CATCH.String(),
token.T_CLASS.String(),
token.T_CLONE.String(),
token.T_CONST.String(),
token.T_CONTINUE.String(),
token.T_DECLARE.String(),
token.T_DEFAULT.String(),
token.T_DO.String(),
token.T_ECHO.String(),
token.T_ELSE.String(),
token.T_ELSEIF.String(),
token.T_EMPTY.String(),
token.T_ENDDECLARE.String(),
token.T_ENDFOR.String(),
token.T_ENDFOREACH.String(),
token.T_ENDIF.String(),
token.T_ENDSWITCH.String(),
token.T_ENDWHILE.String(),
token.T_EVAL.String(),
token.T_EXIT.String(),
token.T_EXTENDS.String(),
token.T_FINAL.String(),
token.T_FINALLY.String(),
token.T_FOR.String(),
token.T_FOREACH.String(),
token.T_FUNCTION.String(),
token.T_FUNCTION.String(),
token.T_GLOBAL.String(),
token.T_GOTO.String(),
token.T_IF.String(),
token.T_ISSET.String(),
token.T_IMPLEMENTS.String(),
token.T_INSTANCEOF.String(),
token.T_INSTEADOF.String(),
token.T_INTERFACE.String(),
token.T_LIST.String(),
token.T_NAMESPACE.String(),
token.T_PRIVATE.String(),
token.T_PUBLIC.String(),
token.T_PRINT.String(),
token.T_PROTECTED.String(),
token.T_RETURN.String(),
token.T_STATIC.String(),
token.T_SWITCH.String(),
token.T_THROW.String(),
token.T_TRAIT.String(),
token.T_TRY.String(),
token.T_UNSET.String(),
token.T_USE.String(),
token.T_VAR.String(),
token.T_WHILE.String(),
token.T_YIELD_FROM.String(),
token.T_YIELD.String(),
token.T_INCLUDE.String(),
token.T_INCLUDE_ONCE.String(),
token.T_REQUIRE.String(),
token.T_REQUIRE_ONCE.String(),
token.T_CLASS_C.String(),
token.T_DIR.String(),
token.T_FILE.String(),
token.T_FUNC_C.String(),
token.T_LINE.String(),
token.T_NS_C.String(),
token.T_METHOD_C.String(),
token.T_TRAIT_C.String(),
token.T_HALT_COMPILER.String(),
token.T_NEW.String(),
token.T_LOGICAL_AND.String(),
token.T_LOGICAL_OR.String(),
token.T_LOGICAL_XOR.String(),
token.T_NS_SEPARATOR.String(),
token.T_ELLIPSIS.String(),
token.T_PAAMAYIM_NEKUDOTAYIM.String(),
token.T_BOOLEAN_AND.String(),
token.T_BOOLEAN_OR.String(),
token.T_AND_EQUAL.String(),
token.T_OR_EQUAL.String(),
token.T_CONCAT_EQUAL.String(),
token.T_MUL_EQUAL.String(),
token.T_POW_EQUAL.String(),
token.T_DIV_EQUAL.String(),
token.T_PLUS_EQUAL.String(),
token.T_MINUS_EQUAL.String(),
token.T_XOR_EQUAL.String(),
token.T_MOD_EQUAL.String(),
token.T_DEC.String(),
token.T_INC.String(),
token.T_DOUBLE_ARROW.String(),
token.T_SPACESHIP.String(),
token.T_IS_NOT_EQUAL.String(),
token.T_IS_NOT_EQUAL.String(),
token.T_IS_NOT_IDENTICAL.String(),
token.T_IS_EQUAL.String(),
token.T_IS_IDENTICAL.String(),
token.T_SL_EQUAL.String(),
token.T_SR_EQUAL.String(),
token.T_IS_GREATER_OR_EQUAL.String(),
token.T_IS_SMALLER_OR_EQUAL.String(),
token.T_POW.String(),
token.T_SL.String(),
token.T_SR.String(),
token.T_COALESCE.String(),
token.ID(int(';')).String(),
token.ID(int(':')).String(),
token.ID(int(',')).String(),
token.ID(int('.')).String(),
token.ID(int('[')).String(),
token.ID(int(']')).String(),
token.ID(int('(')).String(),
token.ID(int(')')).String(),
token.ID(int('|')).String(),
token.ID(int('/')).String(),
token.ID(int('^')).String(),
token.ID(int('&')).String(),
token.ID(int('+')).String(),
token.ID(int('-')).String(),
token.ID(int('*')).String(),
token.ID(int('=')).String(),
token.ID(int('%')).String(),
token.ID(int('!')).String(),
token.ID(int('~')).String(),
token.ID(int('$')).String(),
token.ID(int('<')).String(),
token.ID(int('>')).String(),
token.ID(int('?')).String(),
token.ID(int('@')).String(),
token.ID(int('{')).String(),
token.ID(int('}')).String(),
token.T_VARIABLE.String(),
token.T_STRING.String(),
token.T_OBJECT_OPERATOR.String(),
token.T_OBJECT_OPERATOR.String(),
token.T_STRING.String(),
token.T_ARRAY_CAST.String(),
token.T_BOOL_CAST.String(),
token.T_BOOL_CAST.String(),
token.T_DOUBLE_CAST.String(),
token.T_DOUBLE_CAST.String(),
token.T_DOUBLE_CAST.String(),
token.T_INT_CAST.String(),
token.T_INT_CAST.String(),
token.T_OBJECT_CAST.String(),
token.T_STRING_CAST.String(),
token.T_STRING_CAST.String(),
token.T_UNSET_CAST.String(),
}
lexer := NewLexer([]byte(src), "7.4", nil)
actual := []string{}
for {
tkn := lexer.Lex()
if tkn.ID == 0 {
break
}
actual = append(actual, tkn.ID.String())
}
assert.DeepEqual(t, expected, actual)
}
func TestShebang(t *testing.T) {
src := `#!/usr/bin/env php
<?php
0.1
`
expected := []string{
"#!/usr/bin/env php\n",
"<?php",
"\n",
}
lexer := NewLexer([]byte(src), "7.4", nil)
actual := []string{}
tkn := lexer.Lex()
assert.Equal(t, tkn.ID, token.T_DNUMBER)
for _, tt := range tkn.FreeFloating {
actual = append(actual, string(tt.Value))
}
assert.DeepEqual(t, expected, actual)
}
func TestShebangHtml(t *testing.T) {
src := `#!/usr/bin/env php
<br/><?php
0.1
`
lexer := NewLexer([]byte(src), "7.4", nil)
tkn := lexer.Lex()
assert.Equal(t, tkn.ID, token.T_INLINE_HTML)
assert.Equal(t, string(tkn.FreeFloating[0].Value), "#!/usr/bin/env php\n")
tkn = lexer.Lex()
assert.Equal(t, tkn.ID, token.T_DNUMBER)
}
func TestNumberTokens(t *testing.T) {
src := `<?php
0.1
.1
1e10
.1e10
0b01111111_11111111_11111111_11111111_11111111_11111111_11111111_11111111
0b10111111_11111111_11111111_11111111_11111111_11111111_11111111_11111111
0x0_7FFF_FFFF_FFFF_FFFF
0x8111_1111_1111_1111
92233_72036_85477_5807
0_77777_77777_77777_77777_7
92233_72036_85477_5808
0_77777_77777_77777_77777_70
`
expected := []string{
token.T_DNUMBER.String(),
token.T_DNUMBER.String(),
token.T_DNUMBER.String(),
token.T_DNUMBER.String(),
token.T_LNUMBER.String(),
token.T_DNUMBER.String(),
token.T_LNUMBER.String(),
token.T_DNUMBER.String(),
token.T_LNUMBER.String(),
token.T_LNUMBER.String(),
token.T_DNUMBER.String(),
token.T_DNUMBER.String(),
}
lexer := NewLexer([]byte(src), "7.4", nil)
actual := []string{}
for {
tkn := lexer.Lex()
if tkn.ID == 0 {
break
}
actual = append(actual, tkn.ID.String())
}
assert.DeepEqual(t, expected, actual)
}
func TestConstantStrings(t *testing.T) {
src := `<?
'str'
'\''
'\\'
b"str"
"\""
"\\"
"\$var"
"$4"
"$"
"$\\"
"{"
"{a"
"\{$"
"{\""
`
expected := []string{
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
}
lexer := NewLexer([]byte(src), "7.4", nil)
actual := []string{}
for {
tkn := lexer.Lex()
if tkn.ID == 0 {
break
}
actual = append(actual, tkn.ID.String())
}
assert.DeepEqual(t, expected, actual)
}
func TestSingleQuoteStringTokens(t *testing.T) {
src := `<?php
'str $var str'
'\''
'\'
'
'\
\''
'\\'
'\\
'
'\
\''
`
expected := []string{
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
}
lexer := NewLexer([]byte(src), "7.4", nil)
actual := []string{}
for {
tkn := lexer.Lex()
if tkn.ID == 0 {
break
}
actual = append(actual, tkn.ID.String())
}
assert.DeepEqual(t, expected, actual)
}
func TestTeplateStringTokens(t *testing.T) {
src := `<?php
"foo $a"
"foo $a{$b}"
"test $var {$var} ${var_name} {s $ \$a "
"{$var}"
"$foo/"
"$foo/100;"
"$/$foo"
"$0$foo"
"$foo$"
`
expected := []string{
token.ID(int('"')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.ID(int('"')).String(),
token.ID(int('"')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.T_CURLY_OPEN.String(),
token.T_VARIABLE.String(),
token.ID(int('}')).String(),
token.ID(int('"')).String(),
token.ID(int('"')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_CURLY_OPEN.String(),
token.T_VARIABLE.String(),
token.ID(int('}')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_DOLLAR_OPEN_CURLY_BRACES.String(),
token.T_STRING_VARNAME.String(),
token.ID(int('}')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.ID(int('"')).String(),
token.ID(int('"')).String(),
token.T_CURLY_OPEN.String(),
token.T_VARIABLE.String(),
token.ID(int('}')).String(),
token.ID(int('"')).String(),
token.ID(int('"')).String(),
token.T_VARIABLE.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.ID(int('"')).String(),
token.ID(int('"')).String(),
token.T_VARIABLE.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.ID(int('"')).String(),
token.ID(int('"')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.ID(int('"')).String(),
token.ID(int('"')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.ID(int('"')).String(),
token.ID(int('"')).String(),
token.T_VARIABLE.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.ID(int('"')).String(),
}
lexer := NewLexer([]byte(src), "7.4", nil)
actual := []string{}
for {
tkn := lexer.Lex()
if tkn.ID == 0 {
break
}
actual = append(actual, tkn.ID.String())
}
assert.DeepEqual(t, expected, actual)
}
func TestBackquoteStringTokens(t *testing.T) {
src := `<?php
` + "`foo $a`" + `
` + "`foo $a{$b}`" + `
` + "`test $var {$var} ${var_name} {s $ \\$a `" + `
` + "`{$var}`" + `
` + "`$foo/`" + `
` + "`$foo/100`" + `
` + "`$/$foo`" + `
` + "`$0$foo`" + `
` + "`$foo$`" + `
`
expected := []string{
token.ID(int('`')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.ID(int('`')).String(),
token.ID(int('`')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.T_CURLY_OPEN.String(),
token.T_VARIABLE.String(),
token.ID(int('}')).String(),
token.ID(int('`')).String(),
token.ID(int('`')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_CURLY_OPEN.String(),
token.T_VARIABLE.String(),
token.ID(int('}')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_DOLLAR_OPEN_CURLY_BRACES.String(),
token.T_STRING_VARNAME.String(),
token.ID(int('}')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.ID(int('`')).String(),
token.ID(int('`')).String(),
token.T_CURLY_OPEN.String(),
token.T_VARIABLE.String(),
token.ID(int('}')).String(),
token.ID(int('`')).String(),
token.ID(int('`')).String(),
token.T_VARIABLE.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.ID(int('`')).String(),
token.ID(int('`')).String(),
token.T_VARIABLE.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.ID(int('`')).String(),
token.ID(int('`')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.ID(int('`')).String(),
token.ID(int('`')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.ID(int('`')).String(),
token.ID(int('`')).String(),
token.T_VARIABLE.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.ID(int('`')).String(),
}
lexer := NewLexer([]byte(src), "7.4", nil)
actual := []string{}
for {
tkn := lexer.Lex()
if tkn.ID == 0 {
break
}
actual = append(actual, tkn.ID.String())
}
assert.DeepEqual(t, expected, actual)
}
func TestHereDocTokens(t *testing.T) {
src := `<?php
<<<CAT
test
CAT;
<<<'CAT'
test
CAT;
<<<"CAT"
$var->prop
$var[1]
$var[0x1]
$var[0b1]
$var[var_name]
$var[$var]
{$var}
${var_name}
{s $ \$a
CAT;
`
expected := []string{
token.T_START_HEREDOC.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_END_HEREDOC.String(),
token.ID(int(';')).String(),
token.T_START_HEREDOC.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_END_HEREDOC.String(),
token.ID(int(';')).String(),
token.T_START_HEREDOC.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.T_OBJECT_OPERATOR.String(),
token.T_STRING.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.ID(int('[')).String(),
token.T_NUM_STRING.String(),
token.ID(int(']')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.ID(int('[')).String(),
token.T_NUM_STRING.String(),
token.ID(int(']')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.ID(int('[')).String(),
token.T_NUM_STRING.String(),
token.ID(int(']')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.ID(int('[')).String(),
token.T_STRING.String(),
token.ID(int(']')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.ID(int('[')).String(),
token.T_VARIABLE.String(),
token.ID(int(']')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_CURLY_OPEN.String(),
token.T_VARIABLE.String(),
token.ID(int('}')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_DOLLAR_OPEN_CURLY_BRACES.String(),
token.T_STRING_VARNAME.String(),
token.ID(int('}')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_END_HEREDOC.String(),
token.ID(int(';')).String(),
}
lexer := NewLexer([]byte(src), "7.4", nil)
actual := []string{}
for {
tkn := lexer.Lex()
if tkn.ID == 0 {
break
}
actual = append(actual, tkn.ID.String())
}
assert.DeepEqual(t, expected, actual)
}
func TestHereDocTokens2(t *testing.T) {
src := `<?php
<<<CAT
$foo/
CAT;
<<<CAT
$foo/100
CAT;
<<<CAT
$/$foo
CAT;
<<<CAT
$0$foo
CAT;
<<<CAT
$foo$bar\
CAT
`
expected := []string{
token.T_START_HEREDOC.String(),
token.T_VARIABLE.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_END_HEREDOC.String(),
token.ID(int(';')).String(),
token.T_START_HEREDOC.String(),
token.T_VARIABLE.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_END_HEREDOC.String(),
token.ID(int(';')).String(),
token.T_START_HEREDOC.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_END_HEREDOC.String(),
token.ID(int(';')).String(),
token.T_START_HEREDOC.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_END_HEREDOC.String(),
token.ID(int(';')).String(),
token.T_START_HEREDOC.String(),
token.T_VARIABLE.String(),
token.T_VARIABLE.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_END_HEREDOC.String(),
}
lexer := NewLexer([]byte(src), "7.4", nil)
actual := []string{}
for {
tkn := lexer.Lex()
if tkn.ID == 0 {
break
}
actual = append(actual, tkn.ID.String())
}
assert.DeepEqual(t, expected, actual)
}
func TestHereDocTokens3(t *testing.T) {
src := `<?php
<<<"CAT"
\\{$a['b']}
CAT;
`
expected := []string{
token.T_START_HEREDOC.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_CURLY_OPEN.String(),
token.T_VARIABLE.String(),
token.ID(int('[')).String(),
token.T_CONSTANT_ENCAPSED_STRING.String(),
token.ID(int(']')).String(),
token.ID(int('}')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_END_HEREDOC.String(),
token.ID(int(';')).String(),
}
lexer := NewLexer([]byte(src), "7.4", nil)
actual := []string{}
for {
tkn := lexer.Lex()
if tkn.ID == 0 {
break
}
actual = append(actual, tkn.ID.String())
}
assert.DeepEqual(t, expected, actual)
}
func TestHereDocTokens73(t *testing.T) {
src := `<?php
<<<"CAT"
text
CAT, $b`
expected := []string{
token.T_START_HEREDOC.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_END_HEREDOC.String(),
token.ID(int(',')).String(),
token.T_VARIABLE.String(),
}
lexer := NewLexer([]byte(src), "7.4", nil)
actual := []string{}
for {
tkn := lexer.Lex()
if tkn.ID == 0 {
break
}
actual = append(actual, tkn.ID.String())
}
assert.DeepEqual(t, expected, actual)
}
func TestHereDocTokensBefore73(t *testing.T) {
src := `<?php
<<<"CAT"
CAT
CAT;`
expected := []string{
token.T_START_HEREDOC.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_END_HEREDOC.String(),
token.ID(int(';')).String(),
}
lexer := NewLexer([]byte(src), "7.4", nil)
lexer.phpVersion = "7.2"
actual := []string{}
for {
tkn := lexer.Lex()
if tkn.ID == 0 {
break
}
actual = append(actual, tkn.ID.String())
}
assert.DeepEqual(t, expected, actual)
}
func TestInlineHtmlNopTokens(t *testing.T) {
src := `<?php
$a; ?> test <?php
$a ?> test
`
expected := []string{
token.T_VARIABLE.String(),
token.ID(int(';')).String(),
token.T_INLINE_HTML.String(),
token.T_VARIABLE.String(),
token.ID(int(';')).String(),
token.T_INLINE_HTML.String(),
}
lexer := NewLexer([]byte(src), "7.4", nil)
actual := []string{}
for {
tkn := lexer.Lex()
if tkn.ID == 0 {
break
}
actual = append(actual, tkn.ID.String())
}
assert.DeepEqual(t, expected, actual)
}
func TestStringTokensAfterVariable(t *testing.T) {
src := `<?php "test \"$var\""`
expected := []string{
token.ID(int('"')).String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.T_VARIABLE.String(),
token.T_ENCAPSED_AND_WHITESPACE.String(),
token.ID(int('"')).String(),
}
expectedTokens := []string{
"\"",
"test \\\"",
"$var",
"\\\"",
"\"",
}
lexer := NewLexer([]byte(src), "7.4", nil)
actual := []string{}
actualTokens := []string{}
for {
tkn := lexer.Lex()
if tkn.ID == 0 {
break
}
actualTokens = append(actualTokens, string(tkn.Value))
actual = append(actual, tkn.ID.String())
}
assert.DeepEqual(t, expected, actual)
assert.DeepEqual(t, expectedTokens, actualTokens)
}
func TestSlashAfterVariable(t *testing.T) {
src := `<?php $foo/3`
expected := []string{
token.T_VARIABLE.String(),
token.ID(int('/')).String(),
token.T_LNUMBER.String(),
}
expectedTokens := []string{
"$foo",
"/",
"3",
}
lexer := NewLexer([]byte(src), "7.4", nil)
actual := []string{}
actualTokens := []string{}
for {
tkn := lexer.Lex()
if tkn.ID == 0 {
break
}
actualTokens = append(actualTokens, string(tkn.Value))
actual = append(actual, tkn.ID.String())
}
assert.DeepEqual(t, expected, actual)
assert.DeepEqual(t, expectedTokens, actualTokens)
}
func TestCommentEnd(t *testing.T) {
src := `<?php //test`
expected := []*token.Token{
{
ID: token.T_OPEN_TAG,
Value: []byte("<?php"),
},
{
ID: token.T_WHITESPACE,
Value: []byte(" "),
},
{
ID: token.T_COMMENT,
Value: []byte("//test"),
},
}
lexer := NewLexer([]byte(src), "7.4", nil)
tkn := lexer.Lex()
actual := tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
}
func TestCommentNewLine(t *testing.T) {
src := "<?php //test\n$a"
expected := []*token.Token{
{
ID: token.T_OPEN_TAG,
Value: []byte("<?php"),
},
{
ID: token.T_WHITESPACE,
Value: []byte(" "),
},
{
ID: token.T_COMMENT,
Value: []byte("//test\n"),
},
}
lexer := NewLexer([]byte(src), "7.4", nil)
tkn := lexer.Lex()
actual := tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
}
func TestCommentNewLine1(t *testing.T) {
src := "<?php //test\r$a"
expected := []*token.Token{
{
ID: token.T_OPEN_TAG,
Value: []byte("<?php"),
},
{
ID: token.T_WHITESPACE,
Value: []byte(" "),
},
{
ID: token.T_COMMENT,
Value: []byte("//test\r"),
},
}
lexer := NewLexer([]byte(src), "7.4", nil)
tkn := lexer.Lex()
actual := tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
}
func TestCommentNewLine2(t *testing.T) {
src := "<?php #test\r\n$a"
expected := []*token.Token{
{
ID: token.T_OPEN_TAG,
Value: []byte("<?php"),
},
{
ID: token.T_WHITESPACE,
Value: []byte(" "),
},
{
ID: token.T_COMMENT,
Value: []byte("#test\r\n"),
},
}
lexer := NewLexer([]byte(src), "7.4", nil)
tkn := lexer.Lex()
actual := tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
}
func TestCommentWithPhpEndTag(t *testing.T) {
src := `<?php
//test?> test`
expected := []*token.Token{
{
ID: token.T_OPEN_TAG,
Value: []byte("<?php"),
},
{
ID: token.T_WHITESPACE,
Value: []byte("\n\t"),
},
{
ID: token.T_COMMENT,
Value: []byte("//test"),
},
}
lexer := NewLexer([]byte(src), "7.4", nil)
tkn := lexer.Lex()
actual := tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
}
func TestInlineComment(t *testing.T) {
src := `<?php
/*test*/`
expected := []*token.Token{
{
ID: token.T_OPEN_TAG,
Value: []byte("<?php"),
},
{
ID: token.T_WHITESPACE,
Value: []byte("\n\t"),
},
{
ID: token.T_COMMENT,
Value: []byte("/*test*/"),
},
}
lexer := NewLexer([]byte(src), "7.4", nil)
tkn := lexer.Lex()
actual := tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
}
func TestInlineComment2(t *testing.T) {
src := `<?php
/*/*/`
expected := []*token.Token{
{
ID: token.T_OPEN_TAG,
Value: []byte("<?php"),
},
{
ID: token.T_WHITESPACE,
Value: []byte("\n\t"),
},
{
ID: token.T_COMMENT,
Value: []byte("/*/*/"),
},
}
lexer := NewLexer([]byte(src), "7.4", nil)
tkn := lexer.Lex()
actual := tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
}
func TestEmptyInlineComment(t *testing.T) {
src := `<?php
/**/ `
expected := []*token.Token{
{
ID: token.T_OPEN_TAG,
Value: []byte("<?php"),
},
{
ID: token.T_WHITESPACE,
Value: []byte("\n\t"),
},
{
ID: token.T_COMMENT,
Value: []byte("/**/"),
},
{
ID: token.T_WHITESPACE,
Value: []byte(" "),
},
}
lexer := NewLexer([]byte(src), "7.4", nil)
tkn := lexer.Lex()
actual := tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
}
func TestEmptyInlineComment2(t *testing.T) {
src := `<?php
/***/`
expected := []*token.Token{
{
ID: token.T_OPEN_TAG,
Value: []byte("<?php"),
},
{
ID: token.T_WHITESPACE,
Value: []byte("\n\t"),
},
{
ID: token.T_DOC_COMMENT,
Value: []byte("/***/"),
},
}
lexer := NewLexer([]byte(src), "7.4", nil)
tkn := lexer.Lex()
actual := tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
}
func TestMethodCallTokens(t *testing.T) {
src := `<?php
$a -> bar ( '' ) ;`
lexer := NewLexer([]byte(src), "7.4", nil)
expected := []*token.Token{
{
ID: token.T_OPEN_TAG,
Value: []byte("<?php"),
},
{
ID: token.T_WHITESPACE,
Value: []byte("\n\t"),
},
}
tkn := lexer.Lex()
actual := tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
expected = []*token.Token{
{
ID: token.T_WHITESPACE,
Value: []byte(" "),
},
}
tkn = lexer.Lex()
actual = tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
expected = []*token.Token{
{
ID: token.T_WHITESPACE,
Value: []byte(" "),
},
}
tkn = lexer.Lex()
actual = tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
expected = []*token.Token{
{
ID: token.T_WHITESPACE,
Value: []byte(" "),
},
}
tkn = lexer.Lex()
actual = tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
expected = []*token.Token{
{
ID: token.T_WHITESPACE,
Value: []byte(" "),
},
}
tkn = lexer.Lex()
actual = tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
expected = []*token.Token{
{
ID: token.T_WHITESPACE,
Value: []byte(" "),
},
}
tkn = lexer.Lex()
actual = tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
expected = []*token.Token{
{
ID: token.T_WHITESPACE,
Value: []byte(" "),
},
}
tkn = lexer.Lex()
actual = tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
}
func TestYieldFromTokens(t *testing.T) {
src := `<?php
yield from $a`
lexer := NewLexer([]byte(src), "7.4", nil)
expected := []*token.Token{
{
ID: token.T_OPEN_TAG,
Value: []byte("<?php"),
},
{
ID: token.T_WHITESPACE,
Value: []byte("\n\t"),
},
}
tkn := lexer.Lex()
actual := tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
expected = []*token.Token{
{
ID: token.T_WHITESPACE,
Value: []byte(" "),
},
}
tkn = lexer.Lex()
actual = tkn.FreeFloating
for _, v := range actual {
v.Position = nil
}
assert.DeepEqual(t, expected, actual)
}
func TestVarNameByteChars(t *testing.T) {
src := "<?php $\x80 $\xff"
lexer := NewLexer([]byte(src), "7.4", nil)
tkn := lexer.Lex()
assert.Equal(t, "$\x80", string(tkn.Value))
tkn = lexer.Lex()
assert.Equal(t, "$\xff", string(tkn.Value))
}
func TestStringVarNameByteChars(t *testing.T) {
src := "<?php \"$\x80 $\xff\""
lexer := NewLexer([]byte(src), "7.4", nil)
tkn := lexer.Lex()
assert.Equal(t, "\"", string(tkn.Value))
tkn = lexer.Lex()
assert.Equal(t, "$\x80", string(tkn.Value))
tkn = lexer.Lex()
assert.Equal(t, " ", string(tkn.Value))
tkn = lexer.Lex()
assert.Equal(t, "$\xff", string(tkn.Value))
tkn = lexer.Lex()
assert.Equal(t, "\"", string(tkn.Value))
}
func TestIgnoreControllCharacters(t *testing.T) {
src := "<?php \004 echo $b;"
var actualErr *errors.Error
lexer := NewLexer([]byte(src), "7.4", func(e *errors.Error) {
actualErr = e
})
expected := "echo"
tkn := lexer.Lex()
actual := string(tkn.Value)
assert.DeepEqual(t, expected, actual)
expected = "$b"
tkn = lexer.Lex()
actual = string(tkn.Value)
assert.DeepEqual(t, expected, actual)
expectedErr := &errors.Error{
Msg: "WARNING: Unexpected character in input: '\x04' (ASCII=4)",
Pos: &position.Position{StartLine: 1, EndLine: 1, StartPos: 6, EndPos: 7},
}
assert.DeepEqual(t, expectedErr, actualErr)
}
func TestIgnoreControllCharactersAtStringVarOffset(t *testing.T) {
src := "<?php \"$a[test\004]\";"
lexer := NewLexer([]byte(src), "7.4", nil)
expected := "\""
tkn := lexer.Lex()
actual := string(tkn.Value)
assert.DeepEqual(t, expected, actual)
expected = "$a"
tkn = lexer.Lex()
actual = string(tkn.Value)
assert.DeepEqual(t, expected, actual)
expected = "["
tkn = lexer.Lex()
actual = string(tkn.Value)
assert.DeepEqual(t, expected, actual)
expected = "test"
tkn = lexer.Lex()
actual = string(tkn.Value)
assert.DeepEqual(t, expected, actual)
expected = "]"
tkn = lexer.Lex()
actual = string(tkn.Value)
assert.DeepEqual(t, expected, actual)
}
func TestDoubleDollar(t *testing.T) {
src := `<?php "$$a";`
lexer := NewLexer([]byte(src), "7.4", nil)
expected := "\""
tkn := lexer.Lex()
actual := string(tkn.Value)
assert.DeepEqual(t, expected, actual)
expected = "$"
tkn = lexer.Lex()
actual = string(tkn.Value)
assert.DeepEqual(t, expected, actual)
expected = "$a"
tkn = lexer.Lex()
actual = string(tkn.Value)
assert.DeepEqual(t, expected, actual)
}
func TestTripleDollar(t *testing.T) {
src := `<?php "$$$a";`
lexer := NewLexer([]byte(src), "7.4", nil)
expected := "\""
tkn := lexer.Lex()
actual := string(tkn.Value)
assert.DeepEqual(t, expected, actual)
expected = "$$"
tkn = lexer.Lex()
actual = string(tkn.Value)
assert.DeepEqual(t, expected, actual)
expected = "$a"
tkn = lexer.Lex()
actual = string(tkn.Value)
assert.DeepEqual(t, expected, actual)
}