Remove unneeded assertions

tests/Platforms/AbstractSQLServerPlatformTestCase.php

@@ -15,7 +15,6 @@ use Doctrine\DBAL\Schema\Table;
 use Doctrine\DBAL\Schema\TableDiff;
 use Doctrine\DBAL\TransactionIsolationLevel;
 use Doctrine\DBAL\Types\Type;
-use function assert;
 
 abstract class AbstractSQLServerPlatformTestCase extends AbstractPlatformTestCase
 {
@@ -1086,7 +1085,6 @@ abstract class AbstractSQLServerPlatformTestCase extends AbstractPlatformTestCas
      */
     public function testGeneratesIdentifierNamesInDefaultConstraintDeclarationSQL(string $table, array $column, string $expectedSql) : void
     {
-        assert($this->platform instanceof SQLServer2012Platform);
         self::assertSame($expectedSql, $this->platform->getDefaultConstraintDeclarationSQL($table, $column));
     }
 

tests/Platforms/OraclePlatformTest.php

@@ -18,7 +18,6 @@ use Doctrine\DBAL\Schema\TableDiff;
 use Doctrine\DBAL\TransactionIsolationLevel;
 use Doctrine\DBAL\Types\Type;
 use function array_walk;
-use function assert;
 use function preg_replace;
 use function sprintf;
 use function strtoupper;
@@ -701,8 +700,6 @@ class OraclePlatformTest extends AbstractPlatformTestCase
      */
     public function testReturnsDropAutoincrementSQL(string $table, array $expectedSql) : void
     {
-        assert($this->platform instanceof OraclePlatform);
-
         self::assertSame($expectedSql, $this->platform->getDropAutoincrementSql($table));
     }
 

tests/Platforms/SqlitePlatformTest.php

@@ -12,7 +12,6 @@ use Doctrine\DBAL\Schema\Table;
 use Doctrine\DBAL\Schema\TableDiff;
 use Doctrine\DBAL\TransactionIsolationLevel;
 use Doctrine\DBAL\Types\Type;
-use function assert;
 
 class SqlitePlatformTest extends AbstractPlatformTestCase
 {
@@ -89,8 +88,6 @@ class SqlitePlatformTest extends AbstractPlatformTestCase
      */
     public function testGeneratesTypeDeclarationForTinyIntegers() : void
     {
-        assert($this->platform instanceof SqlitePlatform);
-
         self::assertEquals(
             'TINYINT',
             $this->platform->getTinyIntTypeDeclarationSQL([])
@@ -121,8 +118,6 @@ class SqlitePlatformTest extends AbstractPlatformTestCase
      */
     public function testGeneratesTypeDeclarationForSmallIntegers() : void
     {
-        assert($this->platform instanceof SqlitePlatform);
-
         self::assertEquals(
             'SMALLINT',
             $this->platform->getSmallIntTypeDeclarationSQL([])
@@ -157,8 +152,6 @@ class SqlitePlatformTest extends AbstractPlatformTestCase
      */
     public function testGeneratesTypeDeclarationForMediumIntegers() : void
     {
-        assert($this->platform instanceof SqlitePlatform);
-
         self::assertEquals(
             'MEDIUMINT',
             $this->platform->getMediumIntTypeDeclarationSQL([])