385 lines
13 KiB
Plaintext
385 lines
13 KiB
Plaintext
<?php
|
|
|
|
/**
|
|
* @file
|
|
* Tests for the Database Schema API.
|
|
*/
|
|
|
|
/**
|
|
* Unit tests for the Schema API.
|
|
*/
|
|
class SchemaTestCase extends DrupalWebTestCase {
|
|
/**
|
|
* A global counter for table and field creation.
|
|
*/
|
|
var $counter;
|
|
|
|
public static function getInfo() {
|
|
return array(
|
|
'name' => 'Schema API',
|
|
'description' => 'Tests table creation and modification via the schema API.',
|
|
'group' => 'Database',
|
|
);
|
|
}
|
|
|
|
/**
|
|
*
|
|
*/
|
|
function testSchema() {
|
|
// Try creating a table.
|
|
$table_specification = array(
|
|
'description' => 'Schema table description.',
|
|
'fields' => array(
|
|
'id' => array(
|
|
'type' => 'int',
|
|
'default' => NULL,
|
|
),
|
|
'test_field' => array(
|
|
'type' => 'int',
|
|
'not null' => TRUE,
|
|
'description' => 'Schema column description.',
|
|
),
|
|
),
|
|
);
|
|
db_create_table('test_table', $table_specification);
|
|
|
|
// Assert that the table exists.
|
|
$this->assertTrue(db_table_exists('test_table'), 'The table exists.');
|
|
|
|
// Assert that the table comment has been set.
|
|
$this->checkSchemaComment($table_specification['description'], 'test_table');
|
|
|
|
// Assert that the column comment has been set.
|
|
$this->checkSchemaComment($table_specification['fields']['test_field']['description'], 'test_table', 'test_field');
|
|
|
|
// An insert without a value for the column 'test_table' should fail.
|
|
$this->assertFalse($this->tryInsert(), 'Insert without a default failed.');
|
|
|
|
// Add a default value to the column.
|
|
db_field_set_default('test_table', 'test_field', 0);
|
|
// The insert should now succeed.
|
|
$this->assertTrue($this->tryInsert(), 'Insert with a default succeeded.');
|
|
|
|
// Remove the default.
|
|
db_field_set_no_default('test_table', 'test_field');
|
|
// The insert should fail again.
|
|
$this->assertFalse($this->tryInsert(), 'Insert without a default failed.');
|
|
|
|
// Test for fake index and test for the boolean result of indexExists().
|
|
$index_exists = Database::getConnection()->schema()->indexExists('test_table', 'test_field');
|
|
$this->assertIdentical($index_exists, FALSE, 'Fake index does not exists');
|
|
// Add index.
|
|
db_add_index('test_table', 'test_field', array('test_field'));
|
|
// Test for created index and test for the boolean result of indexExists().
|
|
$index_exists = Database::getConnection()->schema()->indexExists('test_table', 'test_field');
|
|
$this->assertIdentical($index_exists, TRUE, 'Index created.');
|
|
|
|
// Rename the table.
|
|
db_rename_table('test_table', 'test_table2');
|
|
|
|
// Index should be renamed.
|
|
$index_exists = Database::getConnection()->schema()->indexExists('test_table2', 'test_field');
|
|
$this->assertTrue($index_exists, 'Index was renamed.');
|
|
|
|
// We need the default so that we can insert after the rename.
|
|
db_field_set_default('test_table2', 'test_field', 0);
|
|
$this->assertFalse($this->tryInsert(), 'Insert into the old table failed.');
|
|
$this->assertTrue($this->tryInsert('test_table2'), 'Insert into the new table succeeded.');
|
|
|
|
// We should have successfully inserted exactly two rows.
|
|
$count = db_query('SELECT COUNT(*) FROM {test_table2}')->fetchField();
|
|
$this->assertEqual($count, 2, 'Two fields were successfully inserted.');
|
|
|
|
// Try to drop the table.
|
|
db_drop_table('test_table2');
|
|
$this->assertFalse(db_table_exists('test_table2'), 'The dropped table does not exist.');
|
|
|
|
// Recreate the table.
|
|
db_create_table('test_table', $table_specification);
|
|
db_field_set_default('test_table', 'test_field', 0);
|
|
db_add_field('test_table', 'test_serial', array('type' => 'int', 'not null' => TRUE, 'default' => 0, 'description' => 'Added column description.'));
|
|
|
|
// Assert that the column comment has been set.
|
|
$this->checkSchemaComment('Added column description.', 'test_table', 'test_serial');
|
|
|
|
// Change the new field to a serial column.
|
|
db_change_field('test_table', 'test_serial', 'test_serial', array('type' => 'serial', 'not null' => TRUE, 'description' => 'Changed column description.'), array('primary key' => array('test_serial')));
|
|
|
|
// Assert that the column comment has been set.
|
|
$this->checkSchemaComment('Changed column description.', 'test_table', 'test_serial');
|
|
|
|
$this->assertTrue($this->tryInsert(), 'Insert with a serial succeeded.');
|
|
$max1 = db_query('SELECT MAX(test_serial) FROM {test_table}')->fetchField();
|
|
$this->assertTrue($this->tryInsert(), 'Insert with a serial succeeded.');
|
|
$max2 = db_query('SELECT MAX(test_serial) FROM {test_table}')->fetchField();
|
|
$this->assertTrue($max2 > $max1, 'The serial is monotone.');
|
|
|
|
$count = db_query('SELECT COUNT(*) FROM {test_table}')->fetchField();
|
|
$this->assertEqual($count, 2, 'There were two rows.');
|
|
|
|
// Use database specific data type and ensure that table is created.
|
|
$table_specification = array(
|
|
'description' => 'Schema table description.',
|
|
'fields' => array(
|
|
'timestamp' => array(
|
|
'mysql_type' => 'timestamp',
|
|
'pgsql_type' => 'timestamp',
|
|
'sqlite_type' => 'datetime',
|
|
'not null' => FALSE,
|
|
'default' => NULL,
|
|
),
|
|
),
|
|
);
|
|
try {
|
|
db_create_table('test_timestamp', $table_specification);
|
|
}
|
|
catch (Exception $e) {}
|
|
$this->assertTrue(db_table_exists('test_timestamp'), 'Table with database specific datatype was created.');
|
|
}
|
|
|
|
function tryInsert($table = 'test_table') {
|
|
try {
|
|
db_insert($table)
|
|
->fields(array('id' => mt_rand(10, 20)))
|
|
->execute();
|
|
return TRUE;
|
|
}
|
|
catch (Exception $e) {
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Checks that a table or column comment matches a given description.
|
|
*
|
|
* @param $description
|
|
* The asserted description.
|
|
* @param $table
|
|
* The table to test.
|
|
* @param $column
|
|
* Optional column to test.
|
|
*/
|
|
function checkSchemaComment($description, $table, $column = NULL) {
|
|
if (method_exists(Database::getConnection()->schema(), 'getComment')) {
|
|
$comment = Database::getConnection()->schema()->getComment($table, $column);
|
|
$this->assertEqual($comment, $description, 'The comment matches the schema description.');
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Tests creating unsigned columns and data integrity thereof.
|
|
*/
|
|
function testUnsignedColumns() {
|
|
// First create the table with just a serial column.
|
|
$table_name = 'unsigned_table';
|
|
$table_spec = array(
|
|
'fields' => array('serial_column' => array('type' => 'serial', 'unsigned' => TRUE, 'not null' => TRUE)),
|
|
'primary key' => array('serial_column'),
|
|
);
|
|
$ret = array();
|
|
db_create_table($table_name, $table_spec);
|
|
|
|
// Now set up columns for the other types.
|
|
$types = array('int', 'float', 'numeric');
|
|
foreach ($types as $type) {
|
|
$column_spec = array('type' => $type, 'unsigned'=> TRUE);
|
|
if ($type == 'numeric') {
|
|
$column_spec += array('precision' => 10, 'scale' => 0);
|
|
}
|
|
$column_name = $type . '_column';
|
|
$table_spec['fields'][$column_name] = $column_spec;
|
|
db_add_field($table_name, $column_name, $column_spec);
|
|
}
|
|
|
|
// Finally, check each column and try to insert invalid values into them.
|
|
foreach ($table_spec['fields'] as $column_name => $column_spec) {
|
|
$this->assertTrue(db_field_exists($table_name, $column_name), format_string('Unsigned @type column was created.', array('@type' => $column_spec['type'])));
|
|
$this->assertFalse($this->tryUnsignedInsert($table_name, $column_name), format_string('Unsigned @type column rejected a negative value.', array('@type' => $column_spec['type'])));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Tries to insert a negative value into columns defined as unsigned.
|
|
*
|
|
* @param $table_name
|
|
* The table to insert
|
|
* @param $column_name
|
|
* The column to insert
|
|
* @return
|
|
* TRUE if the insert succeeded, FALSE otherwise
|
|
*/
|
|
function tryUnsignedInsert($table_name, $column_name) {
|
|
try {
|
|
db_insert($table_name)
|
|
->fields(array($column_name => -1))
|
|
->execute();
|
|
return TRUE;
|
|
}
|
|
catch (Exception $e) {
|
|
return FALSE;
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Test adding columns to an existing table.
|
|
*/
|
|
function testSchemaAddField() {
|
|
// Test varchar types.
|
|
foreach (array(1, 32, 128, 256, 512) as $length) {
|
|
$base_field_spec = array(
|
|
'type' => 'varchar',
|
|
'length' => $length,
|
|
);
|
|
$variations = array(
|
|
array('not null' => FALSE),
|
|
array('not null' => FALSE, 'default' => '7'),
|
|
array('not null' => TRUE, 'initial' => 'd'),
|
|
array('not null' => TRUE, 'initial' => 'd', 'default' => '7'),
|
|
);
|
|
|
|
foreach ($variations as $variation) {
|
|
$field_spec = $variation + $base_field_spec;
|
|
$this->assertFieldAdditionRemoval($field_spec);
|
|
}
|
|
}
|
|
|
|
// Test int and float types.
|
|
foreach (array('int', 'float') as $type) {
|
|
foreach (array('tiny', 'small', 'medium', 'normal', 'big') as $size) {
|
|
$base_field_spec = array(
|
|
'type' => $type,
|
|
'size' => $size,
|
|
);
|
|
$variations = array(
|
|
array('not null' => FALSE),
|
|
array('not null' => FALSE, 'default' => 7),
|
|
array('not null' => TRUE, 'initial' => 1),
|
|
array('not null' => TRUE, 'initial' => 1, 'default' => 7),
|
|
);
|
|
|
|
foreach ($variations as $variation) {
|
|
$field_spec = $variation + $base_field_spec;
|
|
$this->assertFieldAdditionRemoval($field_spec);
|
|
}
|
|
}
|
|
}
|
|
|
|
// Test numeric types.
|
|
foreach (array(1, 5, 10, 40, 65) as $precision) {
|
|
foreach (array(0, 2, 10, 30) as $scale) {
|
|
if ($precision <= $scale) {
|
|
// Precision must be smaller then scale.
|
|
continue;
|
|
}
|
|
|
|
$base_field_spec = array(
|
|
'type' => 'numeric',
|
|
'scale' => $scale,
|
|
'precision' => $precision,
|
|
);
|
|
$variations = array(
|
|
array('not null' => FALSE),
|
|
array('not null' => FALSE, 'default' => 7),
|
|
array('not null' => TRUE, 'initial' => 1),
|
|
array('not null' => TRUE, 'initial' => 1, 'default' => 7),
|
|
);
|
|
|
|
foreach ($variations as $variation) {
|
|
$field_spec = $variation + $base_field_spec;
|
|
$this->assertFieldAdditionRemoval($field_spec);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Assert that a given field can be added and removed from a table.
|
|
*
|
|
* The addition test covers both defining a field of a given specification
|
|
* when initially creating at table and extending an existing table.
|
|
*
|
|
* @param $field_spec
|
|
* The schema specification of the field.
|
|
*/
|
|
protected function assertFieldAdditionRemoval($field_spec) {
|
|
// Try creating the field on a new table.
|
|
$table_name = 'test_table_' . ($this->counter++);
|
|
$table_spec = array(
|
|
'fields' => array(
|
|
'serial_column' => array('type' => 'serial', 'unsigned' => TRUE, 'not null' => TRUE),
|
|
'test_field' => $field_spec,
|
|
),
|
|
'primary key' => array('serial_column'),
|
|
);
|
|
db_create_table($table_name, $table_spec);
|
|
$this->pass(format_string('Table %table created.', array('%table' => $table_name)));
|
|
|
|
// Check the characteristics of the field.
|
|
$this->assertFieldCharacteristics($table_name, 'test_field', $field_spec);
|
|
|
|
// Clean-up.
|
|
db_drop_table($table_name);
|
|
|
|
// Try adding a field to an existing table.
|
|
$table_name = 'test_table_' . ($this->counter++);
|
|
$table_spec = array(
|
|
'fields' => array(
|
|
'serial_column' => array('type' => 'serial', 'unsigned' => TRUE, 'not null' => TRUE),
|
|
),
|
|
'primary key' => array('serial_column'),
|
|
);
|
|
db_create_table($table_name, $table_spec);
|
|
$this->pass(format_string('Table %table created.', array('%table' => $table_name)));
|
|
|
|
// Insert some rows to the table to test the handling of initial values.
|
|
for ($i = 0; $i < 3; $i++) {
|
|
db_insert($table_name)
|
|
->useDefaults(array('serial_column'))
|
|
->execute();
|
|
}
|
|
|
|
db_add_field($table_name, 'test_field', $field_spec);
|
|
$this->pass(format_string('Column %column created.', array('%column' => 'test_field')));
|
|
|
|
// Check the characteristics of the field.
|
|
$this->assertFieldCharacteristics($table_name, 'test_field', $field_spec);
|
|
|
|
// Clean-up.
|
|
db_drop_field($table_name, 'test_field');
|
|
db_drop_table($table_name);
|
|
}
|
|
|
|
/**
|
|
* Assert that a newly added field has the correct characteristics.
|
|
*/
|
|
protected function assertFieldCharacteristics($table_name, $field_name, $field_spec) {
|
|
// Check that the initial value has been registered.
|
|
if (isset($field_spec['initial'])) {
|
|
// There should be no row with a value different then $field_spec['initial'].
|
|
$count = db_select($table_name)
|
|
->fields($table_name, array('serial_column'))
|
|
->condition($field_name, $field_spec['initial'], '<>')
|
|
->countQuery()
|
|
->execute()
|
|
->fetchField();
|
|
$this->assertEqual($count, 0, 'Initial values filled out.');
|
|
}
|
|
|
|
// Check that the default value has been registered.
|
|
if (isset($field_spec['default'])) {
|
|
// Try inserting a row, and check the resulting value of the new column.
|
|
$id = db_insert($table_name)
|
|
->useDefaults(array('serial_column'))
|
|
->execute();
|
|
$field_value = db_select($table_name)
|
|
->fields($table_name, array($field_name))
|
|
->condition('serial_column', $id)
|
|
->execute()
|
|
->fetchField();
|
|
$this->assertEqual($field_value, $field_spec['default'], 'Default value registered.');
|
|
}
|
|
|
|
db_drop_field($table_name, $field_name);
|
|
}
|
|
}
|