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<?php

/**
 * @covers MediaWikiTestCase
 *
 * @group Database
 * @group MediaWikiTestCaseTest
 *
 * This test is intended to be executed AFTER MediaWikiTestCaseSchema1Test to ensure
 * that any schema modifications have been cleaned up between test cases.
 * As there seems to be no way to force execution order, we currently rely on
 * test classes getting run in anpha-numerical order.
 * Order is checked by the testMediaWikiTestCaseSchemaTestOrder test in both classes.
 */
class MediaWikiTestCaseSchema2Test extends MediaWikiTestCase {

	public function testMediaWikiTestCaseSchemaTestOrder() {
		// The first test must have run before this one
		$this->assertTrue( MediaWikiTestCaseSchema1Test::$hasRun );
	}

	public function testCreatedTableWasRemoved() {
		// Make sure MediaWikiTestCaseTestTable created by MediaWikiTestCaseSchema1Test
		// was dropped before executing MediaWikiTestCaseSchema2Test.
		$this->assertFalse( $this->db->tableExists( 'MediaWikiTestCaseTestTable' ) );
	}

	public function testDroppedTableWasRestored() {
		// Make sure oldimage that was dropped by MediaWikiTestCaseSchema1Test
		// was restored before executing MediaWikiTestCaseSchema2Test.
		$this->assertTrue( $this->db->tableExists( 'oldimage' ) );
	}

	public function testOverridenTableWasRestored() {
		// Make sure imagelinks overwritten by MediaWikiTestCaseSchema1Test
		// was restored to the original schema before executing MediaWikiTestCaseSchema2Test.
		$this->assertTrue( $this->db->tableExists( 'imagelinks' ) );
		$this->assertFalse( $this->db->fieldExists( 'imagelinks', 'il_frobnitz' ) );
	}

	public function testAlteredTableWasRestored() {
		// Make sure pagelinks altered by MediaWikiTestCaseSchema1Test
		// was restored to the original schema before executing MediaWikiTestCaseSchema2Test.
		$this->assertTrue( $this->db->tableExists( 'pagelinks' ) );
		$this->assertFalse( $this->db->fieldExists( 'pagelinks', 'pl_frobnitz' ) );
	}

}