Merge pull request #4672 from hschletz/fix-create-unique-constraint

Fixed generated SQL for UniqueConstraint objects

Author: morozov

src/Platforms/AbstractPlatform.php

@@ -1776,6 +1776,8 @@ public function getCreateConstraintSQL(Constraint $constraint, $table)
                     'Can only create primary or unique constraints, no common indexes with getCreateConstraintSQL().'
                 );
             }
+        } elseif ($constraint instanceof UniqueConstraint) {
+            $query .= ' UNIQUE';
         } elseif ($constraint instanceof ForeignKeyConstraint) {
             $query .= ' FOREIGN KEY';
 

tests/Platforms/AbstractPlatformTestCase.php

@@ -258,6 +258,10 @@ public function testGeneratesConstraintCreationSql(): void
         $sql = $this->platform->getCreateConstraintSQL($pk, 'test');
         self::assertEquals($this->getGenerateConstraintPrimaryIndexSql(), $sql);
 
+        $uc  = new UniqueConstraint('constraint_name', ['test']);
+        $sql = $this->platform->getCreateConstraintSQL($uc, 'test');
+        self::assertEquals($this->getGenerateConstraintUniqueIndexSql(), $sql);
+
         $fk  = new ForeignKeyConstraint(['fk_name'], 'foreign', ['id'], 'constraint_fk');
         $sql = $this->platform->getCreateConstraintSQL($fk, 'test');
         self::assertEquals($this->getGenerateConstraintForeignKeySql($fk), $sql);