/**
* Selects all unique keys from table.
*
* @param string $schemaName The name of the table schema.
* @param string $tableName The name of the table.
*
* @return \array[]
*/
public static function getTableUniqueKeys($schemaName, $tableName)
{
$sql = sprintf('
SHOW INDEX FROM %s.%s
WHERE Non_unique = 0', $schemaName, $tableName);
return self::$dl->executeRows($sql);
}
public function test01()
{
// Run audit.
$this->runAudit();
// TABLE1 MUST exist.
$tables = $this->getAuditTables();
$this->assertNotNull(StaticDataLayer::searchInRowSet('table_name', 'TABLE1', $tables));
// TABLE1 MUST have triggers.
$triggers = $this->getTableTriggers('TABLE1');
$this->assertNotNull(StaticDataLayer::searchInRowSet('trigger_name', 'trg_t1_insert', $triggers));
$this->assertNotNull(StaticDataLayer::searchInRowSet('trigger_name', 'trg_t1_update', $triggers));
$this->assertNotNull(StaticDataLayer::searchInRowSet('trigger_name', 'trg_t1_delete', $triggers));
$actual = $this->getTableColumns(self::$auditSchema, 'TABLE1');
$expected = [];
$expected[] = ['column_name' => 'c1', 'column_type' => 'tinyint(4)', 'is_nullable' => 'YES', 'character_set_name' => null, 'collation_name' => null];
$expected[] = ['column_name' => 'c2', 'column_type' => 'smallint(6)', 'is_nullable' => 'YES', 'character_set_name' => null, 'collation_name' => null];
$expected[] = ['column_name' => 'c3', 'column_type' => 'mediumint(9)', 'is_nullable' => 'YES', 'character_set_name' => null, 'collation_name' => null];
$expected[] = ['column_name' => 'c4', 'column_type' => 'int(11)', 'is_nullable' => 'YES', 'character_set_name' => null, 'collation_name' => null];
$this->assertSame($expected, $actual);
// Test triggers.
StaticDataLayer::query('insert into `TABLE1`(c1, c2, c3, c4) values(1, 2, 3, 4)');
StaticDataLayer::query('update `TABLE1` set c1=10, c2=20, c3=30, c4=40');
StaticDataLayer::query('delete from `TABLE1`');
$rows = StaticDataLayer::executeRows(sprintf('select * from `%s`.`TABLE1` where c3 is not null', self::$auditSchema));
$this->assertSame(4, count($rows));
// Drop column c3.
StaticDataLayer::multiQuery(file_get_contents(__DIR__ . '/config/drop_column.sql'));
$this->runAudit();
// TABLE1 MUST exist.
$tables = $this->getAuditTables();
$this->assertNotNull(StaticDataLayer::searchInRowSet('table_name', 'TABLE1', $tables));
// TABLE1 MUST have triggers.
$triggers = $this->getTableTriggers('TABLE1');
$this->assertNotNull(StaticDataLayer::searchInRowSet('trigger_name', 'trg_t1_insert', $triggers));
$this->assertNotNull(StaticDataLayer::searchInRowSet('trigger_name', 'trg_t1_update', $triggers));
$this->assertNotNull(StaticDataLayer::searchInRowSet('trigger_name', 'trg_t1_delete', $triggers));
// TABLE1 must have column c3.
$actual = $this->getTableColumns(self::$auditSchema, 'TABLE1');
$expected = [];
$expected[] = ['column_name' => 'c1', 'column_type' => 'tinyint(4)', 'is_nullable' => 'YES', 'character_set_name' => null, 'collation_name' => null];
$expected[] = ['column_name' => 'c2', 'column_type' => 'smallint(6)', 'is_nullable' => 'YES', 'character_set_name' => null, 'collation_name' => null];
$expected[] = ['column_name' => 'c3', 'column_type' => 'mediumint(9)', 'is_nullable' => 'YES', 'character_set_name' => null, 'collation_name' => null];
$expected[] = ['column_name' => 'c4', 'column_type' => 'int(11)', 'is_nullable' => 'YES', 'character_set_name' => null, 'collation_name' => null];
$this->assertSame($expected, $actual);
// Test triggers.
StaticDataLayer::query('insert into `TABLE1`(c1, c2, c4) values(1, 2, 4)');
StaticDataLayer::query('update `TABLE1` set c1=10, c2=20, c4=40');
StaticDataLayer::query('delete from `TABLE1`');
// Assert we 4 rows with c3 is null.
$rows = StaticDataLayer::executeRows(sprintf('select * from `%s`.`TABLE1` where c3 is null', self::$auditSchema));
$this->assertSame(4, count($rows));
// Assert we 8 rows in total.
$rows = StaticDataLayer::executeRows(sprintf('select * from `%s`.`TABLE1`', self::$auditSchema));
$this->assertSame(8, count($rows));
}
/**
* Drops all tables in test_data and test_audit.
*/
protected static function dropAllTables()
{
$sql = "\nselect TABLE_SCHEMA as table_schema\n, TABLE_NAME as table_name\nfrom information_schema.TABLES\nwhere TABLE_SCHEMA in (%s,%s)";
$sql = sprintf($sql, StaticDataLayer::quoteString(self::$dataSchema), StaticDataLayer::quoteString(self::$auditSchema));
$tables = StaticDataLayer::executeRows($sql);
foreach ($tables as $table) {
$sql = "drop table `%s`.`%s`";
$sql = sprintf($sql, $table['table_schema'], $table['table_name']);
StaticDataLayer::executeNone($sql);
}
}
/**
* Executes a query that returns 0 or more rows.
*
* @param string $query The SQL statement.
*
* @return \array[]
*/
public static function executeRows($query)
{
self::logQuery($query);
return self::$dl->executeRows($query);
}
/**
* Test total number of rows in audit table.
*/
public function test02d()
{
// Get all audit rows.
$sql = sprintf("\nselect * \nfrom `test_audit`.`AUT_COMPANY`");
$rows = StaticDataLayer::executeRows($sql);
// We expect 4 rows: 1 insert, 2 update, and 1 delete.
$this->assertEquals(4, count($rows));
}