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dml_test.php
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dml_test.php
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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* DML layer tests
*
* @package core_dml
* @category phpunit
* @copyright 2008 Nicolas Connault
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
class dml_testcase extends database_driver_testcase {
protected function setUp() {
parent::setUp();
$dbman = $this->tdb->get_manager(); // loads DDL libs
}
/**
* Get a xmldb_table object for testing, deleting any existing table
* of the same name, for example if one was left over from a previous test
* run that crashed.
*
* @param string $suffix table name suffix, use if you need more test tables
* @return xmldb_table the table object.
*/
private function get_test_table($suffix = '') {
$tablename = "test_table";
if ($suffix !== '') {
$tablename .= $suffix;
}
$table = new xmldb_table($tablename);
$table->setComment("This is a test'n drop table. You can drop it safely");
return new xmldb_table($tablename);
}
function test_diagnose() {
$DB = $this->tdb;
$result = $DB->diagnose();
$this->assertNull($result, 'Database self diagnostics failed %s');
}
function test_get_server_info() {
$DB = $this->tdb;
$result = $DB->get_server_info();
$this->assertTrue(is_array($result));
$this->assertTrue(array_key_exists('description', $result));
$this->assertTrue(array_key_exists('version', $result));
}
public function test_get_in_or_equal() {
$DB = $this->tdb;
// SQL_PARAMS_QM - IN or =
// Correct usage of multiple values
$in_values = array('value1', 'value2', '3', 4, null, false, true);
list($usql, $params) = $DB->get_in_or_equal($in_values);
$this->assertEquals('IN ('.implode(',',array_fill(0, count($in_values), '?')).')', $usql);
$this->assertEquals(count($in_values), count($params));
foreach ($params as $key => $value) {
$this->assertSame($in_values[$key], $value);
}
// Correct usage of single value (in an array)
$in_values = array('value1');
list($usql, $params) = $DB->get_in_or_equal($in_values);
$this->assertEquals("= ?", $usql);
$this->assertEquals(1, count($params));
$this->assertEquals($in_values[0], $params[0]);
// Correct usage of single value
$in_value = 'value1';
list($usql, $params) = $DB->get_in_or_equal($in_values);
$this->assertEquals("= ?", $usql);
$this->assertEquals(1, count($params));
$this->assertEquals($in_value, $params[0]);
// SQL_PARAMS_QM - NOT IN or <>
// Correct usage of multiple values
$in_values = array('value1', 'value2', 'value3', 'value4');
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_QM, null, false);
$this->assertEquals("NOT IN (?,?,?,?)", $usql);
$this->assertEquals(4, count($params));
foreach ($params as $key => $value) {
$this->assertEquals($in_values[$key], $value);
}
// Correct usage of single value (in array()
$in_values = array('value1');
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_QM, null, false);
$this->assertEquals("<> ?", $usql);
$this->assertEquals(1, count($params));
$this->assertEquals($in_values[0], $params[0]);
// Correct usage of single value
$in_value = 'value1';
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_QM, null, false);
$this->assertEquals("<> ?", $usql);
$this->assertEquals(1, count($params));
$this->assertEquals($in_value, $params[0]);
// SQL_PARAMS_NAMED - IN or =
// Correct usage of multiple values
$in_values = array('value1', 'value2', 'value3', 'value4');
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_NAMED, 'param', true);
$this->assertEquals(4, count($params));
reset($in_values);
$ps = array();
foreach ($params as $key => $value) {
$this->assertEquals(current($in_values), $value);
next($in_values);
$ps[] = ':'.$key;
}
$this->assertEquals("IN (".implode(',', $ps).")", $usql);
// Correct usage of single values (in array)
$in_values = array('value1');
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_NAMED, 'param', true);
$this->assertEquals(1, count($params));
$value = reset($params);
$key = key($params);
$this->assertEquals("= :$key", $usql);
$this->assertEquals($in_value, $value);
// Correct usage of single value
$in_value = 'value1';
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_NAMED, 'param', true);
$this->assertEquals(1, count($params));
$value = reset($params);
$key = key($params);
$this->assertEquals("= :$key", $usql);
$this->assertEquals($in_value, $value);
// SQL_PARAMS_NAMED - NOT IN or <>
// Correct usage of multiple values
$in_values = array('value1', 'value2', 'value3', 'value4');
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_NAMED, 'param', false);
$this->assertEquals(4, count($params));
reset($in_values);
$ps = array();
foreach ($params as $key => $value) {
$this->assertEquals(current($in_values), $value);
next($in_values);
$ps[] = ':'.$key;
}
$this->assertEquals("NOT IN (".implode(',', $ps).")", $usql);
// Correct usage of single values (in array)
$in_values = array('value1');
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_NAMED, 'param', false);
$this->assertEquals(1, count($params));
$value = reset($params);
$key = key($params);
$this->assertEquals("<> :$key", $usql);
$this->assertEquals($in_value, $value);
// Correct usage of single value
$in_value = 'value1';
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_NAMED, 'param', false);
$this->assertEquals(1, count($params));
$value = reset($params);
$key = key($params);
$this->assertEquals("<> :$key", $usql);
$this->assertEquals($in_value, $value);
// make sure the param names are unique
list($usql1, $params1) = $DB->get_in_or_equal(array(1,2,3), SQL_PARAMS_NAMED, 'param');
list($usql2, $params2) = $DB->get_in_or_equal(array(1,2,3), SQL_PARAMS_NAMED, 'param');
$params1 = array_keys($params1);
$params2 = array_keys($params2);
$common = array_intersect($params1, $params2);
$this->assertEquals(count($common), 0);
// Some incorrect tests
// Incorrect usage passing not-allowed params type
$in_values = array(1, 2, 3);
try {
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_DOLLAR, 'param', false);
$this->fail('An Exception is missing, expected due to not supported SQL_PARAMS_DOLLAR');
} catch (exception $e) {
$this->assertTrue($e instanceof dml_exception);
$this->assertEquals($e->errorcode, 'typenotimplement');
}
// Incorrect usage passing empty array
$in_values = array();
try {
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_NAMED, 'param', false);
$this->fail('An Exception is missing, expected due to empty array of items');
} catch (exception $e) {
$this->assertTrue($e instanceof coding_exception);
}
// Test using $onemptyitems
// Correct usage passing empty array and $onemptyitems = NULL (equal = true, QM)
$in_values = array();
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_QM, 'param', true, NULL);
$this->assertEquals(' IS NULL', $usql);
$this->assertSame(array(), $params);
// Correct usage passing empty array and $onemptyitems = NULL (equal = false, NAMED)
$in_values = array();
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_NAMED, 'param', false, NULL);
$this->assertEquals(' IS NOT NULL', $usql);
$this->assertSame(array(), $params);
// Correct usage passing empty array and $onemptyitems = true (equal = true, QM)
$in_values = array();
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_QM, 'param', true, true);
$this->assertEquals('= ?', $usql);
$this->assertSame(array(true), $params);
// Correct usage passing empty array and $onemptyitems = true (equal = false, NAMED)
$in_values = array();
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_NAMED, 'param', false, true);
$this->assertEquals(1, count($params));
$value = reset($params);
$key = key($params);
$this->assertEquals('<> :'.$key, $usql);
$this->assertSame($value, true);
// Correct usage passing empty array and $onemptyitems = -1 (equal = true, QM)
$in_values = array();
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_QM, 'param', true, -1);
$this->assertEquals('= ?', $usql);
$this->assertSame(array(-1), $params);
// Correct usage passing empty array and $onemptyitems = -1 (equal = false, NAMED)
$in_values = array();
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_NAMED, 'param', false, -1);
$this->assertEquals(1, count($params));
$value = reset($params);
$key = key($params);
$this->assertEquals('<> :'.$key, $usql);
$this->assertSame($value, -1);
// Correct usage passing empty array and $onemptyitems = 'onevalue' (equal = true, QM)
$in_values = array();
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_QM, 'param', true, 'onevalue');
$this->assertEquals('= ?', $usql);
$this->assertSame(array('onevalue'), $params);
// Correct usage passing empty array and $onemptyitems = 'onevalue' (equal = false, NAMED)
$in_values = array();
list($usql, $params) = $DB->get_in_or_equal($in_values, SQL_PARAMS_NAMED, 'param', false, 'onevalue');
$this->assertEquals(1, count($params));
$value = reset($params);
$key = key($params);
$this->assertEquals('<> :'.$key, $usql);
$this->assertSame($value, 'onevalue');
}
public function test_fix_table_names() {
$DB = new moodle_database_for_testing();
$prefix = $DB->get_prefix();
// Simple placeholder
$placeholder = "{user_123}";
$this->assertSame($prefix."user_123", $DB->public_fix_table_names($placeholder));
// wrong table name
$placeholder = "{user-a}";
$this->assertSame($placeholder, $DB->public_fix_table_names($placeholder));
// wrong table name
$placeholder = "{123user}";
$this->assertSame($placeholder, $DB->public_fix_table_names($placeholder));
// Full SQL
$sql = "SELECT * FROM {user}, {funny_table_name}, {mdl_stupid_table} WHERE {user}.id = {funny_table_name}.userid";
$expected = "SELECT * FROM {$prefix}user, {$prefix}funny_table_name, {$prefix}mdl_stupid_table WHERE {$prefix}user.id = {$prefix}funny_table_name.userid";
$this->assertSame($expected, $DB->public_fix_table_names($sql));
}
function test_fix_sql_params() {
$DB = $this->tdb;
$prefix = $DB->get_prefix();
$table = $this->get_test_table();
$tablename = $table->getName();
// Correct table placeholder substitution
$sql = "SELECT * FROM {{$tablename}}";
$sqlarray = $DB->fix_sql_params($sql);
$this->assertEquals("SELECT * FROM {$prefix}".$tablename, $sqlarray[0]);
// Conversions of all param types
$sql = array();
$sql[SQL_PARAMS_NAMED] = "SELECT * FROM {$prefix}testtable WHERE name = :param1, course = :param2";
$sql[SQL_PARAMS_QM] = "SELECT * FROM {$prefix}testtable WHERE name = ?, course = ?";
$sql[SQL_PARAMS_DOLLAR] = "SELECT * FROM {$prefix}testtable WHERE name = \$1, course = \$2";
$params = array();
$params[SQL_PARAMS_NAMED] = array('param1'=>'first record', 'param2'=>1);
$params[SQL_PARAMS_QM] = array('first record', 1);
$params[SQL_PARAMS_DOLLAR] = array('first record', 1);
list($rsql, $rparams, $rtype) = $DB->fix_sql_params($sql[SQL_PARAMS_NAMED], $params[SQL_PARAMS_NAMED]);
$this->assertSame($rsql, $sql[$rtype]);
$this->assertSame($rparams, $params[$rtype]);
list($rsql, $rparams, $rtype) = $DB->fix_sql_params($sql[SQL_PARAMS_QM], $params[SQL_PARAMS_QM]);
$this->assertSame($rsql, $sql[$rtype]);
$this->assertSame($rparams, $params[$rtype]);
list($rsql, $rparams, $rtype) = $DB->fix_sql_params($sql[SQL_PARAMS_DOLLAR], $params[SQL_PARAMS_DOLLAR]);
$this->assertSame($rsql, $sql[$rtype]);
$this->assertSame($rparams, $params[$rtype]);
// Malformed table placeholder
$sql = "SELECT * FROM [testtable]";
$sqlarray = $DB->fix_sql_params($sql);
$this->assertSame($sql, $sqlarray[0]);
// Mixed param types (colon and dollar)
$sql = "SELECT * FROM {{$tablename}} WHERE name = :param1, course = \$1";
$params = array('param1' => 'record1', 'param2' => 3);
try {
$DB->fix_sql_params($sql, $params);
$this->fail("Expecting an exception, none occurred");
} catch (Exception $e) {
$this->assertTrue($e instanceof dml_exception);
}
// Mixed param types (question and dollar)
$sql = "SELECT * FROM {{$tablename}} WHERE name = ?, course = \$1";
$params = array('param1' => 'record2', 'param2' => 5);
try {
$DB->fix_sql_params($sql, $params);
$this->fail("Expecting an exception, none occurred");
} catch (Exception $e) {
$this->assertTrue($e instanceof dml_exception);
}
// Too few params in sql
$sql = "SELECT * FROM {{$tablename}} WHERE name = ?, course = ?, id = ?";
$params = array('record2', 3);
try {
$DB->fix_sql_params($sql, $params);
$this->fail("Expecting an exception, none occurred");
} catch (Exception $e) {
$this->assertTrue($e instanceof dml_exception);
}
// Too many params in array: no error, just use what is necessary
$params[] = 1;
$params[] = time();
try {
$sqlarray = $DB->fix_sql_params($sql, $params);
$this->assertTrue(is_array($sqlarray));
$this->assertEquals(count($sqlarray[1]), 3);
} catch (Exception $e) {
$this->fail("Unexpected ".get_class($e)." exception");
}
// Named params missing from array
$sql = "SELECT * FROM {{$tablename}} WHERE name = :name, course = :course";
$params = array('wrongname' => 'record1', 'course' => 1);
try {
$DB->fix_sql_params($sql, $params);
$this->fail("Expecting an exception, none occurred");
} catch (Exception $e) {
$this->assertTrue($e instanceof dml_exception);
}
// Duplicate named param in query - this is a very important feature!!
// it helps with debugging of sloppy code
$sql = "SELECT * FROM {{$tablename}} WHERE name = :name, course = :name";
$params = array('name' => 'record2', 'course' => 3);
try {
$DB->fix_sql_params($sql, $params);
$this->fail("Expecting an exception, none occurred");
} catch (Exception $e) {
$this->assertTrue($e instanceof dml_exception);
}
// Extra named param is ignored
$sql = "SELECT * FROM {{$tablename}} WHERE name = :name, course = :course";
$params = array('name' => 'record1', 'course' => 1, 'extrastuff'=>'haha');
try {
$sqlarray = $DB->fix_sql_params($sql, $params);
$this->assertTrue(is_array($sqlarray));
$this->assertEquals(count($sqlarray[1]), 2);
} catch (Exception $e) {
$this->fail("Unexpected ".get_class($e)." exception");
}
// Params exceeding 30 chars length
$sql = "SELECT * FROM {{$tablename}} WHERE name = :long_placeholder_with_more_than_30";
$params = array('long_placeholder_with_more_than_30' => 'record1');
try {
$DB->fix_sql_params($sql, $params);
$this->fail("Expecting an exception, none occurred");
} catch (Exception $e) {
$this->assertTrue($e instanceof coding_exception);
}
// Booleans in NAMED params are casting to 1/0 int
$sql = "SELECT * FROM {{$tablename}} WHERE course = ? OR course = ?";
$params = array(true, false);
list($sql, $params) = $DB->fix_sql_params($sql, $params);
$this->assertTrue(reset($params) === 1);
$this->assertTrue(next($params) === 0);
// Booleans in QM params are casting to 1/0 int
$sql = "SELECT * FROM {{$tablename}} WHERE course = :course1 OR course = :course2";
$params = array('course1' => true, 'course2' => false);
list($sql, $params) = $DB->fix_sql_params($sql, $params);
$this->assertTrue(reset($params) === 1);
$this->assertTrue(next($params) === 0);
// Booleans in DOLLAR params are casting to 1/0 int
$sql = "SELECT * FROM {{$tablename}} WHERE course = \$1 OR course = \$2";
$params = array(true, false);
list($sql, $params) = $DB->fix_sql_params($sql, $params);
$this->assertTrue(reset($params) === 1);
$this->assertTrue(next($params) === 0);
// No data types are touched except bool
$sql = "SELECT * FROM {{$tablename}} WHERE name IN (?,?,?,?,?,?)";
$inparams = array('abc', 'ABC', NULL, '1', 1, 1.4);
list($sql, $params) = $DB->fix_sql_params($sql, $inparams);
$this->assertSame(array_values($params), array_values($inparams));
}
public function test_strtok() {
// strtok was previously used by bound emulation, make sure it is not used any more
$DB = $this->tdb;
$dbman = $this->tdb->get_manager();
$table = $this->get_test_table();
$tablename = $table->getName();
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
$table->add_field('name', XMLDB_TYPE_CHAR, '255', null, null, null, 'lala');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$dbman->create_table($table);
$str = 'a?b?c?d';
$this->assertSame(strtok($str, '?'), 'a');
$DB->get_records($tablename, array('id'=>1));
$this->assertSame(strtok('?'), 'b');
}
public function test_tweak_param_names() {
// Note the tweak_param_names() method is only available in the oracle driver,
// hence we look for expected results indirectly, by testing various DML methods
// with some "extreme" conditions causing the tweak to happen.
$DB = $this->tdb;
$dbman = $this->tdb->get_manager();
$table = $this->get_test_table();
$tablename = $table->getName();
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
// Add some columns with 28 chars in the name
$table->add_field('long_int_columnname_with_28c', XMLDB_TYPE_INTEGER, '10');
$table->add_field('long_dec_columnname_with_28c', XMLDB_TYPE_NUMBER, '10,2');
$table->add_field('long_str_columnname_with_28c', XMLDB_TYPE_CHAR, '100');
// Add some columns with 30 chars in the name
$table->add_field('long_int_columnname_with_30cxx', XMLDB_TYPE_INTEGER, '10');
$table->add_field('long_dec_columnname_with_30cxx', XMLDB_TYPE_NUMBER, '10,2');
$table->add_field('long_str_columnname_with_30cxx', XMLDB_TYPE_CHAR, '100');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$dbman->create_table($table);
$this->assertTrue($dbman->table_exists($tablename));
// Test insert record
$rec1 = new stdClass();
$rec1->long_int_columnname_with_28c = 28;
$rec1->long_dec_columnname_with_28c = 28.28;
$rec1->long_str_columnname_with_28c = '28';
$rec1->long_int_columnname_with_30cxx = 30;
$rec1->long_dec_columnname_with_30cxx = 30.30;
$rec1->long_str_columnname_with_30cxx = '30';
// insert_record()
$rec1->id = $DB->insert_record($tablename, $rec1);
$this->assertEquals($rec1, $DB->get_record($tablename, array('id' => $rec1->id)));
// update_record()
$DB->update_record($tablename, $rec1);
$this->assertEquals($rec1, $DB->get_record($tablename, array('id' => $rec1->id)));
// set_field()
$rec1->long_int_columnname_with_28c = 280;
$DB->set_field($tablename, 'long_int_columnname_with_28c', $rec1->long_int_columnname_with_28c,
array('id' => $rec1->id, 'long_int_columnname_with_28c' => 28));
$rec1->long_dec_columnname_with_28c = 280.28;
$DB->set_field($tablename, 'long_dec_columnname_with_28c', $rec1->long_dec_columnname_with_28c,
array('id' => $rec1->id, 'long_dec_columnname_with_28c' => 28.28));
$rec1->long_str_columnname_with_28c = '280';
$DB->set_field($tablename, 'long_str_columnname_with_28c', $rec1->long_str_columnname_with_28c,
array('id' => $rec1->id, 'long_str_columnname_with_28c' => '28'));
$rec1->long_int_columnname_with_30cxx = 300;
$DB->set_field($tablename, 'long_int_columnname_with_30cxx', $rec1->long_int_columnname_with_30cxx,
array('id' => $rec1->id, 'long_int_columnname_with_30cxx' => 30));
$rec1->long_dec_columnname_with_30cxx = 300.30;
$DB->set_field($tablename, 'long_dec_columnname_with_30cxx', $rec1->long_dec_columnname_with_30cxx,
array('id' => $rec1->id, 'long_dec_columnname_with_30cxx' => 30.30));
$rec1->long_str_columnname_with_30cxx = '300';
$DB->set_field($tablename, 'long_str_columnname_with_30cxx', $rec1->long_str_columnname_with_30cxx,
array('id' => $rec1->id, 'long_str_columnname_with_30cxx' => '30'));
$this->assertEquals($rec1, $DB->get_record($tablename, array('id' => $rec1->id)));
// delete_records()
$rec2 = $DB->get_record($tablename, array('id' => $rec1->id));
$rec2->id = $DB->insert_record($tablename, $rec2);
$this->assertEquals(2, $DB->count_records($tablename));
$DB->delete_records($tablename, (array) $rec2);
$this->assertEquals(1, $DB->count_records($tablename));
// get_recordset()
$rs = $DB->get_recordset($tablename, (array) $rec1);
$iterations = 0;
foreach ($rs as $rec2) {
$iterations++;
}
$rs->close();
$this->assertEquals(1, $iterations);
$this->assertEquals($rec1, $rec2);
// get_records()
$recs = $DB->get_records($tablename, (array) $rec1);
$this->assertEquals(1, count($recs));
$this->assertEquals($rec1, reset($recs));
// get_fieldset_select()
$select = 'id = :id AND
long_int_columnname_with_28c = :long_int_columnname_with_28c AND
long_dec_columnname_with_28c = :long_dec_columnname_with_28c AND
long_str_columnname_with_28c = :long_str_columnname_with_28c AND
long_int_columnname_with_30cxx = :long_int_columnname_with_30cxx AND
long_dec_columnname_with_30cxx = :long_dec_columnname_with_30cxx AND
long_str_columnname_with_30cxx = :long_str_columnname_with_30cxx';
$fields = $DB->get_fieldset_select($tablename, 'long_int_columnname_with_28c', $select, (array)$rec1);
$this->assertEquals(1, count($fields));
$this->assertEquals($rec1->long_int_columnname_with_28c, reset($fields));
$fields = $DB->get_fieldset_select($tablename, 'long_dec_columnname_with_28c', $select, (array)$rec1);
$this->assertEquals($rec1->long_dec_columnname_with_28c, reset($fields));
$fields = $DB->get_fieldset_select($tablename, 'long_str_columnname_with_28c', $select, (array)$rec1);
$this->assertEquals($rec1->long_str_columnname_with_28c, reset($fields));
$fields = $DB->get_fieldset_select($tablename, 'long_int_columnname_with_30cxx', $select, (array)$rec1);
$this->assertEquals($rec1->long_int_columnname_with_30cxx, reset($fields));
$fields = $DB->get_fieldset_select($tablename, 'long_dec_columnname_with_30cxx', $select, (array)$rec1);
$this->assertEquals($rec1->long_dec_columnname_with_30cxx, reset($fields));
$fields = $DB->get_fieldset_select($tablename, 'long_str_columnname_with_30cxx', $select, (array)$rec1);
$this->assertEquals($rec1->long_str_columnname_with_30cxx, reset($fields));
// overlapping placeholders (progressive str_replace)
$overlapselect = 'id = :p AND
long_int_columnname_with_28c = :param1 AND
long_dec_columnname_with_28c = :param2 AND
long_str_columnname_with_28c = :param_with_29_characters_long AND
long_int_columnname_with_30cxx = :param_with_30_characters_long_ AND
long_dec_columnname_with_30cxx = :param_ AND
long_str_columnname_with_30cxx = :param__';
$overlapparams = array(
'p' => $rec1->id,
'param1' => $rec1->long_int_columnname_with_28c,
'param2' => $rec1->long_dec_columnname_with_28c,
'param_with_29_characters_long' => $rec1->long_str_columnname_with_28c,
'param_with_30_characters_long_' => $rec1->long_int_columnname_with_30cxx,
'param_' => $rec1->long_dec_columnname_with_30cxx,
'param__' => $rec1->long_str_columnname_with_30cxx);
$recs = $DB->get_records_select($tablename, $overlapselect, $overlapparams);
$this->assertEquals(1, count($recs));
$this->assertEquals($rec1, reset($recs));
// execute()
$DB->execute("DELETE FROM {{$tablename}} WHERE $select", (array)$rec1);
$this->assertEquals(0, $DB->count_records($tablename));
}
public function test_get_tables() {
$DB = $this->tdb;
$dbman = $this->tdb->get_manager();
// Need to test with multiple DBs
$table = $this->get_test_table();
$tablename = $table->getName();
$original_count = count($DB->get_tables());
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$dbman->create_table($table);
$this->assertTrue(count($DB->get_tables()) == $original_count + 1);
$dbman->drop_table($table);
$this->assertTrue(count($DB->get_tables()) == $original_count);
}
public function test_get_indexes() {
$DB = $this->tdb;
$dbman = $this->tdb->get_manager();
$table = $this->get_test_table();
$tablename = $table->getName();
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$table->add_index('course', XMLDB_INDEX_NOTUNIQUE, array('course'));
$table->add_index('course-id', XMLDB_INDEX_UNIQUE, array('course', 'id'));
$dbman->create_table($table);
$indices = $DB->get_indexes($tablename);
$this->assertTrue(is_array($indices));
$this->assertEquals(count($indices), 2);
// we do not care about index names for now
$first = array_shift($indices);
$second = array_shift($indices);
if (count($first['columns']) == 2) {
$composed = $first;
$single = $second;
} else {
$composed = $second;
$single = $first;
}
$this->assertFalse($single['unique']);
$this->assertTrue($composed['unique']);
$this->assertEquals(1, count($single['columns']));
$this->assertEquals(2, count($composed['columns']));
$this->assertEquals('course', $single['columns'][0]);
$this->assertEquals('course', $composed['columns'][0]);
$this->assertEquals('id', $composed['columns'][1]);
}
public function test_get_columns() {
$DB = $this->tdb;
$dbman = $this->tdb->get_manager();
$table = $this->get_test_table();
$tablename = $table->getName();
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
$table->add_field('name', XMLDB_TYPE_CHAR, '255', null, null, null, 'lala');
$table->add_field('description', XMLDB_TYPE_TEXT, 'small', null, null, null, null);
$table->add_field('enumfield', XMLDB_TYPE_CHAR, '255', null, XMLDB_NOTNULL, null, 'test2');
$table->add_field('onenum', XMLDB_TYPE_NUMBER, '10,2', null, null, null, 200);
$table->add_field('onefloat', XMLDB_TYPE_FLOAT, '10,2', null, null, null, 300);
$table->add_field('anotherfloat', XMLDB_TYPE_FLOAT, null, null, null, null, 400);
$table->add_field('negativedfltint', XMLDB_TYPE_INTEGER, '10', null, XMLDB_NOTNULL, null, '-1');
$table->add_field('negativedfltnumber', XMLDB_TYPE_NUMBER, '10', null, XMLDB_NOTNULL, null, '-2');
$table->add_field('negativedfltfloat', XMLDB_TYPE_FLOAT, '10', null, XMLDB_NOTNULL, null, '-3');
$table->add_field('someint1', XMLDB_TYPE_INTEGER, '1', null, null, null, '0');
$table->add_field('someint2', XMLDB_TYPE_INTEGER, '2', null, null, null, '0');
$table->add_field('someint3', XMLDB_TYPE_INTEGER, '3', null, null, null, '0');
$table->add_field('someint4', XMLDB_TYPE_INTEGER, '4', null, null, null, '0');
$table->add_field('someint5', XMLDB_TYPE_INTEGER, '5', null, null, null, '0');
$table->add_field('someint6', XMLDB_TYPE_INTEGER, '6', null, null, null, '0');
$table->add_field('someint7', XMLDB_TYPE_INTEGER, '7', null, null, null, '0');
$table->add_field('someint8', XMLDB_TYPE_INTEGER, '8', null, null, null, '0');
$table->add_field('someint9', XMLDB_TYPE_INTEGER, '9', null, null, null, '0');
$table->add_field('someint10', XMLDB_TYPE_INTEGER, '10', null, null, null, '0');
$table->add_field('someint18', XMLDB_TYPE_INTEGER, '18', null, null, null, '0');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$dbman->create_table($table);
$columns = $DB->get_columns($tablename);
$this->assertTrue(is_array($columns));
$fields = $table->getFields();
$this->assertEquals(count($columns), count($fields));
$field = $columns['id'];
$this->assertEquals('R', $field->meta_type);
$this->assertTrue($field->auto_increment);
$this->assertTrue($field->unique);
$field = $columns['course'];
$this->assertEquals('I', $field->meta_type);
$this->assertFalse($field->auto_increment);
$this->assertTrue($field->has_default);
$this->assertEquals(0, $field->default_value);
$this->assertTrue($field->not_null);
for($i=1;$i<=10;$i++) {
$field = $columns['someint'.$i];
$this->assertEquals('I', $field->meta_type);
$this->assertGreaterThanOrEqual($i, $field->max_length);
}
$field = $columns['someint18'];
$this->assertEquals('I', $field->meta_type);
$this->assertGreaterThanOrEqual(18, $field->max_length);
$field = $columns['name'];
$this->assertEquals('C', $field->meta_type);
$this->assertFalse($field->auto_increment);
$this->assertEquals(255, $field->max_length);
$this->assertTrue($field->has_default);
$this->assertSame('lala', $field->default_value);
$this->assertFalse($field->not_null);
$field = $columns['description'];
$this->assertEquals('X', $field->meta_type);
$this->assertFalse($field->auto_increment);
$this->assertFalse($field->has_default);
$this->assertSame(null, $field->default_value);
$this->assertFalse($field->not_null);
$field = $columns['enumfield'];
$this->assertEquals('C', $field->meta_type);
$this->assertFalse($field->auto_increment);
$this->assertSame('test2', $field->default_value);
$this->assertTrue($field->not_null);
$field = $columns['onenum'];
$this->assertEquals('N', $field->meta_type);
$this->assertFalse($field->auto_increment);
$this->assertEquals(10, $field->max_length);
$this->assertEquals(2, $field->scale);
$this->assertTrue($field->has_default);
$this->assertEquals(200.0, $field->default_value);
$this->assertFalse($field->not_null);
$field = $columns['onefloat'];
$this->assertEquals('N', $field->meta_type);
$this->assertFalse($field->auto_increment);
$this->assertTrue($field->has_default);
$this->assertEquals(300.0, $field->default_value);
$this->assertFalse($field->not_null);
$field = $columns['anotherfloat'];
$this->assertEquals('N', $field->meta_type);
$this->assertFalse($field->auto_increment);
$this->assertTrue($field->has_default);
$this->assertEquals(400.0, $field->default_value);
$this->assertFalse($field->not_null);
// Test negative defaults in numerical columns
$field = $columns['negativedfltint'];
$this->assertTrue($field->has_default);
$this->assertEquals(-1, $field->default_value);
$field = $columns['negativedfltnumber'];
$this->assertTrue($field->has_default);
$this->assertEquals(-2, $field->default_value);
$field = $columns['negativedfltfloat'];
$this->assertTrue($field->has_default);
$this->assertEquals(-3, $field->default_value);
for ($i = 0; $i < count($columns); $i++) {
if ($i == 0) {
$next_column = reset($columns);
$next_field = reset($fields);
} else {
$next_column = next($columns);
$next_field = next($fields);
}
$this->assertEquals($next_column->name, $next_field->getName());
}
// Test get_columns for non-existing table returns empty array. MDL-30147
$columns = $DB->get_columns('xxxx');
$this->assertEquals(array(), $columns);
// create something similar to "context_temp" with id column without sequence
$dbman->drop_table($table);
$table = $this->get_test_table();
$tablename = $table->getName();
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$dbman->create_table($table);
$columns = $DB->get_columns($tablename);
$this->assertFalse($columns['id']->auto_increment);
}
public function test_get_manager() {
$DB = $this->tdb;
$dbman = $this->tdb->get_manager();
$this->assertTrue($dbman instanceof database_manager);
}
public function test_setup_is_unicodedb() {
$DB = $this->tdb;
$this->assertTrue($DB->setup_is_unicodedb());
}
public function test_set_debug() { //tests get_debug() too
$DB = $this->tdb;
$dbman = $this->tdb->get_manager();
$table = $this->get_test_table();
$tablename = $table->getName();
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$dbman->create_table($table);
$sql = "SELECT * FROM {{$tablename}}";
$prevdebug = $DB->get_debug();
ob_start();
$DB->set_debug(true);
$this->assertTrue($DB->get_debug());
$DB->execute($sql);
$DB->set_debug(false);
$this->assertFalse($DB->get_debug());
$debuginfo = ob_get_contents();
ob_end_clean();
$this->assertFalse($debuginfo === '');
ob_start();
$DB->execute($sql);
$debuginfo = ob_get_contents();
ob_end_clean();
$this->assertTrue($debuginfo === '');
$DB->set_debug($prevdebug);
}
public function test_execute() {
$DB = $this->tdb;
$dbman = $this->tdb->get_manager();
$table1 = $this->get_test_table('1');
$tablename1 = $table1->getName();
$table1->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table1->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
$table1->add_field('name', XMLDB_TYPE_CHAR, '255', null, null, null, '0');
$table1->add_index('course', XMLDB_INDEX_NOTUNIQUE, array('course'));
$table1->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$dbman->create_table($table1);
$table2 = $this->get_test_table('2');
$tablename2 = $table2->getName();
$table2->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table2->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
$table2->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$dbman->create_table($table2);
$DB->insert_record($tablename1, array('course' => 3, 'name' => 'aaa'));
$DB->insert_record($tablename1, array('course' => 1, 'name' => 'bbb'));
$DB->insert_record($tablename1, array('course' => 7, 'name' => 'ccc'));
$DB->insert_record($tablename1, array('course' => 3, 'name' => 'ddd'));
// select results are ignored
$sql = "SELECT * FROM {{$tablename1}} WHERE course = :course";
$this->assertTrue($DB->execute($sql, array('course'=>3)));
// throw exception on error
$sql = "XXUPDATE SET XSSD";
try {
$DB->execute($sql);
$this->fail("Expecting an exception, none occurred");
} catch (Exception $e) {
$this->assertTrue($e instanceof dml_exception);
}
// update records
$sql = "UPDATE {{$tablename1}}
SET course = 6
WHERE course = ?";
$this->assertTrue($DB->execute($sql, array('3')));
$this->assertEquals($DB->count_records($tablename1, array('course' => 6)), 2);
// update records with subquery condition
// confirm that the option not using table aliases is cross-db
$sql = "UPDATE {{$tablename1}}
SET course = 0
WHERE NOT EXISTS (
SELECT course
FROM {{$tablename2}} tbl2
WHERE tbl2.course = {{$tablename1}}.course
AND 1 = 0)"; // Really we don't update anything, but verify the syntax is allowed
$this->assertTrue($DB->execute($sql));
// insert from one into second table
$sql = "INSERT INTO {{$tablename2}} (course)
SELECT course
FROM {{$tablename1}}";
$this->assertTrue($DB->execute($sql));
$this->assertEquals($DB->count_records($tablename2), 4);
}
public function test_get_recordset() {
$DB = $this->tdb;
$dbman = $DB->get_manager();
$table = $this->get_test_table();
$tablename = $table->getName();
$table->add_field('id', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, XMLDB_SEQUENCE, null);
$table->add_field('course', XMLDB_TYPE_INTEGER, '10', XMLDB_UNSIGNED, XMLDB_NOTNULL, null, '0');
$table->add_field('name', XMLDB_TYPE_CHAR, '255', null, null, null, '0');
$table->add_field('onetext', XMLDB_TYPE_TEXT, 'big', null, null, null);
$table->add_index('course', XMLDB_INDEX_NOTUNIQUE, array('course'));
$table->add_key('primary', XMLDB_KEY_PRIMARY, array('id'));
$dbman->create_table($table);
$data = array(array('course' => 3, 'name' => 'record1', 'onetext'=>'abc'),
array('course' => 3, 'name' => 'record2', 'onetext'=>'abcd'),
array('course' => 5, 'name' => 'record3', 'onetext'=>'abcde'));
foreach ($data as $key=>$record) {
$data[$key]['id'] = $DB->insert_record($tablename, $record);
}
// standard recordset iteration
$rs = $DB->get_recordset($tablename);
$this->assertTrue($rs instanceof moodle_recordset);
reset($data);
foreach($rs as $record) {
$data_record = current($data);
foreach ($record as $k => $v) {
$this->assertEquals($data_record[$k], $v);
}
next($data);
}
$rs->close();
// iterator style usage
$rs = $DB->get_recordset($tablename);
$this->assertTrue($rs instanceof moodle_recordset);
reset($data);
while ($rs->valid()) {
$record = $rs->current();
$data_record = current($data);
foreach ($record as $k => $v) {
$this->assertEquals($data_record[$k], $v);
}
next($data);
$rs->next();
}
$rs->close();
// make sure rewind is ignored
$rs = $DB->get_recordset($tablename);
$this->assertTrue($rs instanceof moodle_recordset);
reset($data);
$i = 0;
foreach($rs as $record) {
$i++;
$rs->rewind();
if ($i > 10) {
$this->fail('revind not ignored in recordsets');
break;
}
$data_record = current($data);
foreach ($record as $k => $v) {
$this->assertEquals($data_record[$k], $v);
}
next($data);
}
$rs->close();
// test for exception throwing on text conditions being compared. (MDL-24863, unwanted auto conversion of param to int)
$conditions = array('onetext' => '1');
try {
$rs = $DB->get_recordset($tablename, $conditions);
$this->fail('An Exception is missing, expected due to equating of text fields');
} catch (exception $e) {
$this->assertTrue($e instanceof dml_exception);
$this->assertEquals($e->errorcode, 'textconditionsnotallowed');
}
// Test nested iteration.