Merge pull request #234 from dbould/fix-failing-tests

Fixed 3/7 failing tests

src/PHPSQLParser/processors/BracketProcessor.php

@@ -57,12 +57,12 @@ protected function processTopLevel($sql) {
     }
 
     public function process($tokens) {
-
         $token = $this->removeParenthesisFromStart($tokens[0]);
         $subtree = $this->processTopLevel($token);
 
+        $remainingExpressions = $this->getRemainingNotBracketExpression($subtree);
+
         if (isset($subtree['BRACKET'])) {
-            // TODO: here we lose some other parts of a statement like ORDER BY
             $subtree = $subtree['BRACKET'];
         }
 
@@ -73,7 +73,22 @@ public function process($tokens) {
 
         return array(
                 array('expr_type' => ExpressionType::BRACKET_EXPRESSION, 'base_expr' => trim($tokens[0]),
-                        'sub_tree' => $subtree));
+                        'sub_tree' => $subtree, 'remaining_expressions' => $remainingExpressions));
+    }
+
+    private function getRemainingNotBracketExpression($subtree)
+    {
+        $remainingExpressions = array();
+        $ignoredKeys = array('BRACKET', 'SELECT', 'FROM');
+        $subtreeKeys = array_keys($subtree);
+
+        foreach($subtreeKeys as $key) {
+            if(!in_array($key, $ignoredKeys)) {
+                $remainingExpressions[$key] = $subtree[$key];
+            }
+        }
+
+        return $remainingExpressions;
     }
 
 }

src/PHPSQLParser/processors/SQLChunkProcessor.php

@@ -66,7 +66,18 @@ public function process($out) {
             // TODO: this field should be a global STATEMENT field within the output
             // we could add all other categories as sub_tree, it could also work with multipe UNIONs
             $processor = new BracketProcessor($this->options);
-            $out['BRACKET'] = $processor->process($out['BRACKET']);
+            $processedBracket = $processor->process($out['BRACKET']);
+            $remainingExpressions = $processedBracket[0]['remaining_expressions'];
+
+            unset($processedBracket[0]['remaining_expressions']);
+
+            if(!empty($remainingExpressions)) {
+                foreach($remainingExpressions as $key=>$expression) {
+                    $processedBracket[][$key] = $expression;
+                }
+            }
+
+            $out['BRACKET'] = $processedBracket;
         }
         if (!empty($out['CREATE'])) {
             $processor = new CreateProcessor($this->options);
@@ -180,6 +191,7 @@ public function process($out) {
         	$processor = new WithProcessor($this->options);
         	$out['WITH'] = $processor->process($out['WITH']);
         }
+
         return $out;
     }
 }

src/PHPSQLParser/processors/UnionProcessor.php

@@ -100,16 +100,58 @@ protected function processMySQLUnion($queries) {
                         $queries[$unionType][$key] = $this->processDefault($this->removeParenthesisFromStart($token));
                         break;
                     }
-
                     $queries[$unionType][$key] = $this->processSQL($queries[$unionType][$key]);
                     break;
                 }
             }
         }
+
         // it can be parsed or not
         return $queries;
     }
 
+    /**
+     * Moves the final union query into a separate output, so the remainder (such as ORDER BY) can
+     * be processed separately.
+     */
+    protected function splitUnionRemainder($queries, $unionType, $outputArray)
+    {
+        $finalQuery = [];
+
+        //If this token contains a matching pair of brackets at the start and end, use it as the final query
+        foreach ($outputArray as $key => $token) {
+            $tokenAsArray = str_split(trim($token));
+            $keyCount = max(array_keys($tokenAsArray));
+
+            if (($tokenAsArray[0] == '(' && $tokenAsArray[$keyCount] == ')')) {
+                $queries[$unionType][] = $outputArray;
+                unset($outputArray[$key]);
+                break;
+            } elseif (strtoupper($token) == 'ORDER') {
+                break;
+            } else {
+                $finalQuery[] = $token;
+                unset($outputArray[$key]);
+            }
+        }
+
+        $finalQueryString = trim(implode($finalQuery));
+
+        if (!empty($finalQuery) && $finalQueryString != '') {
+            $queries[$unionType][] = $finalQuery;
+        }
+
+        $defaultProcessor = new DefaultProcessor($this->options);
+        $rePrepareSqlString = trim(implode($outputArray));
+
+        if (!empty($rePrepareSqlString)) {
+            $remainingQueries = $defaultProcessor->process($rePrepareSqlString);
+            $queries[] = $remainingQueries;
+        }
+
+        return $queries;
+    }
+
     public function process($inputArray) {
         $outputArray = array();
 
@@ -169,14 +211,13 @@ public function process($inputArray) {
         // or we don't have an UNION/UNION ALL
         if (!empty($outputArray)) {
             if ($unionType) {
-                $queries[$unionType][] = $outputArray;
+                $queries = $this->splitUnionRemainder($queries, $unionType, $outputArray);
             } else {
                 $queries[] = $outputArray;
             }
         }
 
         return $this->processMySQLUnion($queries);
     }
-
 }
 ?>

tests/bootstrap.php

@@ -14,4 +14,3 @@ function getExpectedValue($path, $filename, $unserialize = true) {
 	$content = file_get_contents(dirname(__FILE__) . "/expected/" . array_pop($path) . "/" . $filename);
 	return ($unserialize ? unserialize($content) : $content);
 }
-?>

tests/cases/parser/commentsTest.php

@@ -32,7 +32,10 @@ public function testComments2() {
                         b 
                     FROM test';
             $p = $this->parser->parse($sql);
-            $expected = getExpectedValue(dirname(__FILE__), 'comment2.serialized');
+            $expectedEncoded = getExpectedValue(dirname(__FILE__), 'comment2.serialized', false);
+            $expectedSerialized = base64_decode($expectedEncoded);
+            $expected = unserialize($expectedSerialized);
+
             $this->assertEquals($expected, $p, 'multi line comment');
         }
 

tests/cases/parser/issue117Test.php

@@ -39,22 +39,24 @@
  * 
  */
 namespace PHPSQLParser\Test\Parser;
+
 use PHPSQLParser\PHPSQLParser;
-use PHPSQLParser\PHPSQLCreator;
 use Analog\Analog;
+use PHPUnit_Framework_TestCase;
 
-class Issue117Test extends \PHPUnit_Framework_TestCase {
-	
-    public function testIssue117() {
-
+class Issue117Test extends PHPUnit_Framework_TestCase
+{
+    public function testIssue117()
+    {
         // TODO: not solved, ORDER BY has been lost
         $sql = "(((SELECT x FROM table)) ORDER BY x)";
+        //$sql = "(SELECT x FROM table) ORDER BY x";
         $parser = new PHPSQLParser($sql, true);
         $p = $parser->parsed;
-        Analog::log(print_r($p, true));
+
         $expected = getExpectedValue(dirname(__FILE__), 'issue117.serialized');
-        $this->assertEquals($expected, $p, 'parentheses on the first position of statement');
 
+        $this->assertEquals($expected, $p, 'parentheses on the first position of statement');
     }
 }
 

tests/cases/parser/issue95Test.php

@@ -39,15 +39,14 @@
  * 
  */
 namespace PHPSQLParser\Test\Parser;
-use PHPSQLParser\PHPSQLParser;
-use PHPSQLParser\PHPSQLCreator;
-
-class issue95Test extends \PHPUnit_Framework_TestCase {
-
-    public function testIssue95() {
 
+use PHPUnit_Framework_TestCase;
+use PHPSQLParser\PHPSQLParser;
 
-        // TODO: not solved, the parser doesn't recognize the UNION
+class issue95Test extends PHPUnit_Framework_TestCase
+{
+    public function testIssue95()
+    {
         $sql="SELECT * FROM ((SELECT 1 AS `ID`) UNION (SELECT 2 AS `ID`)) AS `Tmp`";
 
         try {
@@ -56,8 +55,8 @@ public function testIssue95() {
 
         $p = $parser->parsed;
         $expected = getExpectedValue(dirname(__FILE__), 'issue95.serialized');
-        $this->assertEquals($expected, $p, 'union within the from clause');
 
+        $this->assertEquals($expected, $p, 'union within the from clause');
     }
 }
 

tests/cases/parser/unionTest.php

@@ -39,12 +39,15 @@
  * 
  */
 namespace PHPSQLParser\Test\Parser;
+use PHPUnit_Framework_TestCase;
 use PHPSQLParser\PHPSQLParser;
 use PHPSQLParser\PHPSQLCreator;
 use Analog\Analog;
 
-class UnionTest extends \PHPUnit_Framework_TestCase {
-    public function testUnion1() {
+class UnionTest extends PHPUnit_Framework_TestCase
+{
+    public function testUnion1()
+    {
         $parser = new PHPSQLParser();
 
         $sql = 'SELECT colA From test a
@@ -57,22 +60,42 @@ public function testUnion1() {
         $this->assertEquals($expected, $p, 'simple union');
     }
 
-    public function testUnion2() {
-        // TODO: the order-by clause has not been parsed
+    public function testUnion2()
+    {
     	$parser = new PHPSQLParser();
-    	$sql = '(SELECT colA From test a)
+        $sql = '(SELECT colA From test a)
                 union all
                 (SELECT colB from test b) order by 1';
         $p = $parser->parse($sql, true);
         $expected = getExpectedValue(dirname(__FILE__), 'union2.serialized');
+
         $this->assertEquals($expected, $p, 'mysql union with order-by');
     }
-    public function testUnion3() {
+
+    public function testUnion3()
+    {
         $sql = "SELECT x FROM ((SELECT y FROM  z  WHERE (y > 2) ) UNION ALL (SELECT a FROM z WHERE (y < 2))) as f ";
         $parser = new PHPSQLParser();
         $p = $parser->parse($sql, true);
         $expected = getExpectedValue(dirname(__FILE__), 'union3.serialized');
         $this->assertEquals($expected, $p, 'complicated mysql union');
     }
+
+    public function testUnion4()
+    {
+        $parser = new PHPSQLParser();
+
+        $sql = 'SELECT colA From test a
+        union
+        SELECT colB from test 
+        as b order by 1';
+
+        $p = $parser->parse($sql, true);
+        Analog::log(serialize($p));
+        $expectedSerialized = getExpectedValue(dirname(__FILE__), 'union4.serialized', false);
+        $expected = unserialize(base64_decode($expectedSerialized));
+
+        $this->assertEquals($expected, $p, 'simple union with order by and no brackets');
+    }
 }
 ?>

tests/expected/parser/comment2.serialized

@@ -1,4 +1 @@
-a:2:{s:6:"SELECT";a:3:{i:0;a:6:{s:9:"expr_type";s:6:"colref";s:5:"alias";b:0;s:9:"base_expr";s:1:"a";s:9:"no_quotes";a:2:{s:5:"delim";b:0;s:5:"parts";a:1:{i:0;s:1:"a";}}s:8:"sub_tree";b:0;s:5:"delim";s:1:",";}i:1;a:2:{s:9:"expr_type";s:7:"comment";s:5:"value";s:109:"/* 
-                            multi line 
-                            comment
-                        */";}i:2;a:6:{s:9:"expr_type";s:6:"colref";s:5:"alias";b:0;s:9:"base_expr";s:1:"b";s:9:"no_quotes";a:2:{s:5:"delim";b:0;s:5:"parts";a:1:{i:0;s:1:"b";}}s:8:"sub_tree";b:0;s:5:"delim";b:0;}}s:4:"FROM";a:1:{i:0;a:10:{s:9:"expr_type";s:5:"table";s:5:"table";s:4:"test";s:9:"no_quotes";a:2:{s:5:"delim";b:0;s:5:"parts";a:1:{i:0;s:4:"test";}}s:5:"alias";b:0;s:5:"hints";b:0;s:9:"join_type";s:4:"JOIN";s:8:"ref_type";b:0;s:10:"ref_clause";b:0;s:9:"base_expr";s:4:"test";s:8:"sub_tree";b:0;}}}
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

tests/expected/parser/issue117.serialized

@@ -1 +1 @@
-a:1:{s:7:"BRACKET";a:1:{i:0;a:4:{s:9:"expr_type";s:18:"bracket_expression";s:9:"base_expr";s:36:"(((SELECT x FROM table)) ORDER BY x)";s:8:"sub_tree";a:1:{i:0;a:4:{s:9:"expr_type";s:18:"bracket_expression";s:9:"base_expr";s:23:"((SELECT x FROM table))";s:8:"sub_tree";a:1:{i:0;a:4:{s:9:"expr_type";s:18:"bracket_expression";s:9:"base_expr";s:21:"(SELECT x FROM table)";s:8:"sub_tree";a:1:{i:0;a:4:{s:9:"expr_type";s:5:"query";s:9:"base_expr";s:19:"SELECT x FROM table";s:8:"sub_tree";a:2:{s:6:"SELECT";a:1:{i:0;a:7:{s:9:"expr_type";s:6:"colref";s:5:"alias";b:0;s:9:"base_expr";s:1:"x";s:9:"no_quotes";s:1:"x";s:8:"sub_tree";b:0;s:5:"delim";b:0;s:8:"position";i:10;}}s:4:"FROM";a:1:{i:0;a:10:{s:9:"expr_type";s:5:"table";s:5:"table";s:5:"table";s:9:"no_quotes";s:5:"table";s:5:"alias";b:0;s:9:"join_type";s:4:"JOIN";s:8:"ref_type";b:0;s:10:"ref_clause";b:0;s:9:"base_expr";s:5:"table";s:8:"sub_tree";b:0;s:8:"position";i:17;}}}s:8:"position";i:3;}}s:8:"position";i:2;}}s:8:"position";i:1;}}s:8:"position";i:0;}}}
+a:1:{s:7:"BRACKET";a:2:{i:0;a:4:{s:9:"expr_type";s:18:"bracket_expression";s:9:"base_expr";s:36:"(((SELECT x FROM table)) ORDER BY x)";s:8:"sub_tree";a:1:{i:0;a:4:{s:9:"expr_type";s:18:"bracket_expression";s:9:"base_expr";s:23:"((SELECT x FROM table))";s:8:"sub_tree";a:1:{i:0;a:4:{s:9:"expr_type";s:18:"bracket_expression";s:9:"base_expr";s:21:"(SELECT x FROM table)";s:8:"sub_tree";a:1:{i:0;a:4:{s:9:"expr_type";s:5:"query";s:9:"base_expr";s:19:"SELECT x FROM table";s:8:"sub_tree";a:2:{s:6:"SELECT";a:1:{i:0;a:7:{s:9:"expr_type";s:6:"colref";s:5:"alias";b:0;s:9:"base_expr";s:1:"x";s:9:"no_quotes";a:2:{s:5:"delim";b:0;s:5:"parts";a:1:{i:0;s:1:"x";}}s:8:"sub_tree";b:0;s:5:"delim";b:0;s:8:"position";i:10;}}s:4:"FROM";a:1:{i:0;a:11:{s:9:"expr_type";s:5:"table";s:5:"table";s:5:"table";s:9:"no_quotes";a:2:{s:5:"delim";b:0;s:5:"parts";a:1:{i:0;s:5:"table";}}s:5:"alias";b:0;s:5:"hints";b:0;s:9:"join_type";s:4:"JOIN";s:8:"ref_type";b:0;s:10:"ref_clause";b:0;s:9:"base_expr";s:5:"table";s:8:"sub_tree";b:0;s:8:"position";i:17;}}}s:8:"position";i:3;}}s:8:"position";i:2;}}s:8:"position";i:1;}}s:8:"position";i:0;}i:1;a:1:{s:5:"ORDER";a:1:{i:0;a:6:{s:9:"expr_type";s:6:"colref";s:9:"base_expr";s:1:"x";s:9:"no_quotes";a:2:{s:5:"delim";b:0;s:5:"parts";a:1:{i:0;s:1:"x";}}s:8:"sub_tree";b:0;s:9:"direction";s:3:"ASC";s:8:"position";i:34;}}}}}

tests/expected/parser/issue95.serialized

@@ -0,0 +1 @@
+a:2:{s:6:"SELECT";a:1:{i:0;a:5:{s:9:"expr_type";s:6:"colref";s:5:"alias";b:0;s:9:"base_expr";s:1:"*";s:8:"sub_tree";b:0;s:5:"delim";b:0;}}s:4:"FROM";a:1:{i:0;a:8:{s:9:"expr_type";s:16:"table_expression";s:5:"alias";a:4:{s:2:"as";b:1;s:4:"name";s:5:"`Tmp`";s:9:"base_expr";s:8:"AS `Tmp`";s:9:"no_quotes";a:2:{s:5:"delim";b:0;s:5:"parts";a:1:{i:0;s:3:"Tmp";}}}s:5:"hints";b:0;s:9:"join_type";s:4:"JOIN";s:8:"ref_type";b:0;s:10:"ref_clause";b:0;s:9:"base_expr";s:43:"(SELECT 1 AS `ID`) UNION (SELECT 2 AS `ID`)";s:8:"sub_tree";a:1:{s:5:"UNION";a:2:{i:0;a:1:{s:6:"SELECT";a:1:{i:0;a:5:{s:9:"expr_type";s:5:"const";s:5:"alias";a:4:{s:2:"as";b:1;s:4:"name";s:4:"`ID`";s:9:"base_expr";s:7:"AS `ID`";s:9:"no_quotes";a:2:{s:5:"delim";b:0;s:5:"parts";a:1:{i:0;s:2:"ID";}}}s:9:"base_expr";s:1:"1";s:8:"sub_tree";b:0;s:5:"delim";b:0;}}}i:1;a:1:{s:6:"SELECT";a:1:{i:0;a:5:{s:9:"expr_type";s:5:"const";s:5:"alias";a:4:{s:2:"as";b:1;s:4:"name";s:4:"`ID`";s:9:"base_expr";s:7:"AS `ID`";s:9:"no_quotes";a:2:{s:5:"delim";b:0;s:5:"parts";a:1:{i:0;s:2:"ID";}}}s:9:"base_expr";s:1:"2";s:8:"sub_tree";b:0;s:5:"delim";b:0;}}}}}}}}

tests/expected/parser/union2.serialized

@@ -1 +1 @@
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tests/expected/parser/union4.serialized

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