Clean up test scenarios related to altering columns

tests/Functional/Platform/AlterDecimalColumnTest.php

@@ -0,0 +1,49 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Doctrine\DBAL\Tests\Functional\Platform;
+
+use Doctrine\DBAL\Schema\Table;
+use Doctrine\DBAL\Tests\FunctionalTestCase;
+use Doctrine\DBAL\Types\Types;
+
+class AlterDecimalColumnTest extends FunctionalTestCase
+{
+    /**
+     * @dataProvider scaleAndPrecisionProvider
+     */
+    public function testAlterPrecisionAndScale(int $newPrecision, int $newScale): void
+    {
+        $table  = new Table('decimal_table');
+        $column = $table->addColumn('val', Types::DECIMAL, ['precision' => 16, 'scale' => 6]);
+
+        $this->dropAndCreateTable($table);
+
+        $column->setPrecision($newPrecision);
+        $column->setScale($newScale);
+
+        $schemaManager = $this->connection->createSchemaManager();
+
+        $diff = $schemaManager->createComparator()
+            ->diffTable($schemaManager->introspectTable('decimal_table'), $table);
+        self::assertNotNull($diff);
+        $schemaManager->alterTable($diff);
+
+        $table  = $schemaManager->introspectTable('decimal_table');
+        $column = $table->getColumn('val');
+
+        self::assertSame($newPrecision, $column->getPrecision());
+        self::assertSame($newScale, $column->getScale());
+    }
+
+    /**
+     * @return iterable<string,array{int,int}>
+     */
+    public function scaleAndPrecisionProvider(): iterable
+    {
+        yield 'Precision' => [12, 6];
+        yield 'Scale' => [16, 8];
+        yield 'Precision and scale' => [10, 4];
+    }
+}

tests/Platforms/AbstractMySQLPlatformTestCase.php

@@ -194,29 +194,6 @@ public function testGetDateTimeTypeDeclarationSql(): void
         self::assertEquals('DATETIME', $this->platform->getDateTimeTypeDeclarationSQL([]));
     }
 
-    /**
-     * {@inheritDoc}
-     */
-    public function getCreateTableColumnCommentsSQL(): array
-    {
-        return [
-            "CREATE TABLE test (id INT NOT NULL COMMENT 'This is a comment', "
-                . 'PRIMARY KEY(id))',
-        ];
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public function getAlterTableColumnCommentsSQL(): array
-    {
-        return [
-            "ALTER TABLE mytable ADD quota INT NOT NULL COMMENT 'A comment', "
-                . 'CHANGE foo foo VARCHAR(255) NOT NULL, '
-                . "CHANGE bar baz VARCHAR(255) NOT NULL COMMENT 'B comment'",
-        ];
-    }
-
     public function testChangeIndexWithForeignKeys(): void
     {
         $index  = new Index('idx', ['col'], false);

tests/Platforms/AbstractPlatformTestCase.php

@@ -387,31 +387,6 @@ public function testGetAlterTableSqlDispatchEvent(): void
         $this->platform->getAlterTableSQL($tableDiff);
     }
 
-    public function testCreateTableColumnComments(): void
-    {
-        $table = new Table('test');
-        $table->addColumn('id', 'integer', ['comment' => 'This is a comment']);
-        $table->setPrimaryKey(['id']);
-
-        self::assertEquals($this->getCreateTableColumnCommentsSQL(), $this->platform->getCreateTableSQL($table));
-    }
-
-    /**
-     * @return string[]
-     */
-    public function getCreateTableColumnCommentsSQL(): array
-    {
-        self::markTestSkipped('Platform does not support Column comments.');
-    }
-
-    /**
-     * @return string[]
-     */
-    public function getAlterTableColumnCommentsSQL(): array
-    {
-        self::markTestSkipped('Platform does not support Column comments.');
-    }
-
     public function testGetDefaultValueDeclarationSQL(): void
     {
         // non-timestamp value will get single quotes

tests/Platforms/DB2PlatformTest.php

@@ -134,32 +134,6 @@ protected function getBitOrComparisonExpressionSql(string $value1, string $value
         return 'BITOR(' . $value1 . ', ' . $value2 . ')';
     }
 
-    /**
-     * {@inheritDoc}
-     */
-    public function getCreateTableColumnCommentsSQL(): array
-    {
-        return [
-            'CREATE TABLE test (id INTEGER NOT NULL, PRIMARY KEY(id))',
-            "COMMENT ON COLUMN test.id IS 'This is a comment'",
-        ];
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public function getAlterTableColumnCommentsSQL(): array
-    {
-        return [
-            'ALTER TABLE mytable ' .
-            'ADD COLUMN quota INTEGER NOT NULL WITH DEFAULT',
-            "CALL SYSPROC.ADMIN_CMD ('REORG TABLE mytable')",
-            "COMMENT ON COLUMN mytable.quota IS 'A comment'",
-            "COMMENT ON COLUMN mytable.foo IS ''",
-            "COMMENT ON COLUMN mytable.baz IS 'B comment'",
-        ];
-    }
-
     public function testGeneratesCreateTableSQLWithCommonIndexes(): void
     {
         $table = new Table('test');

tests/Platforms/OraclePlatformTest.php

@@ -269,30 +269,6 @@ public function testGenerateTableWithAutoincrement(): void
         ], $this->platform->getCreateTableSQL($table));
     }
 
-    /**
-     * {@inheritDoc}
-     */
-    public function getCreateTableColumnCommentsSQL(): array
-    {
-        return [
-            'CREATE TABLE test (id NUMBER(10) NOT NULL, PRIMARY KEY(id))',
-            "COMMENT ON COLUMN test.id IS 'This is a comment'",
-        ];
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public function getAlterTableColumnCommentsSQL(): array
-    {
-        return [
-            'ALTER TABLE mytable ADD (quota NUMBER(10) NOT NULL)',
-            "COMMENT ON COLUMN mytable.quota IS 'A comment'",
-            "COMMENT ON COLUMN mytable.foo IS ''",
-            "COMMENT ON COLUMN mytable.baz IS 'B comment'",
-        ];
-    }
-
     public function getBitAndComparisonExpressionSql(string $value1, string $value2): string
     {
         return 'BITAND(' . $value1 . ', ' . $value2 . ')';

tests/Platforms/PostgreSQLPlatformTest.php

@@ -340,30 +340,6 @@ public function testModifyLimitQueryWithEmptyOffset(): void
         self::assertEquals('SELECT * FROM user LIMIT 10', $sql);
     }
 
-    /**
-     * {@inheritDoc}
-     */
-    public function getCreateTableColumnCommentsSQL(): array
-    {
-        return [
-            'CREATE TABLE test (id INT NOT NULL, PRIMARY KEY(id))',
-            "COMMENT ON COLUMN test.id IS 'This is a comment'",
-        ];
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public function getAlterTableColumnCommentsSQL(): array
-    {
-        return [
-            'ALTER TABLE mytable ADD quota INT NOT NULL',
-            "COMMENT ON COLUMN mytable.quota IS 'A comment'",
-            "COMMENT ON COLUMN mytable.foo IS ''",
-            "COMMENT ON COLUMN mytable.baz IS 'B comment'",
-        ];
-    }
-
     /**
      * {@inheritDoc}
      */

tests/Platforms/SQLServerPlatformTestCase.php

@@ -714,30 +714,6 @@ public function testAlterTableWithSchemaUpdateColumnComments(): void
         self::assertEquals($expectedSql, $this->platform->getAlterTableSQL($tableDiff));
     }
 
-    /**
-     * {@inheritDoc}
-     */
-    public function getCreateTableColumnCommentsSQL(): array
-    {
-        return [
-            'CREATE TABLE test (id INT NOT NULL, PRIMARY KEY (id))',
-            "EXEC sp_addextendedproperty N'MS_Description', N'This is a comment', "
-                . "N'SCHEMA', 'dbo', N'TABLE', 'test', N'COLUMN', id",
-        ];
-    }
-
-    /**
-     * {@inheritDoc}
-     */
-    public function getAlterTableColumnCommentsSQL(): array
-    {
-        return [
-            'ALTER TABLE mytable ADD quota INT NOT NULL',
-            "EXEC sp_addextendedproperty N'MS_Description', N'A comment', "
-                . "N'SCHEMA', 'dbo', N'TABLE', 'mytable', N'COLUMN', quota",
-        ];
-    }
-
     public function testGeneratesCreateTableSQLWithColumnComments(): void
     {
         $table = new Table('mytable');