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dbdelta.php
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1020 lines (855 loc) · 23.9 KB
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<?php
/**
* Test dbDelta()
*
* @group upgrade
* @group dbdelta
*/
class Tests_dbDelta extends WP_UnitTestCase {
/**
* The maximum size of an index with utf8mb4 collation and charset with a standard
* byte limit of 767. floor(767/4) = 191 characters.
*/
protected $max_index_length = 191;
/**
* Make sure the upgrade code is loaded before the tests are run.
*/
public static function setUpBeforeClass() {
parent::setUpBeforeClass();
require_once( ABSPATH . 'wp-admin/includes/upgrade.php' );
}
/**
* Create a custom table to be used in each test.
*/
public function setUp() {
global $wpdb;
// Forcing MyISAM, because InnoDB only started supporting FULLTEXT indexes in MySQL 5.7.
$wpdb->query(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
PRIMARY KEY (id),
KEY key_1 (column_1($this->max_index_length)),
KEY compound_key (id,column_1($this->max_index_length)),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
"
);
parent::setUp();
}
/**
* Delete the custom table on teardown.
*/
public function tearDown() {
global $wpdb;
parent::tearDown();
$wpdb->query( "DROP TABLE IF EXISTS {$wpdb->prefix}dbdelta_test" );
}
/**
* Test table creation.
*/
public function test_creating_a_table() {
remove_filter( 'query', array( $this, '_create_temporary_tables' ) );
remove_filter( 'query', array( $this, '_drop_temporary_tables' ) );
global $wpdb;
$updates = dbDelta(
"CREATE TABLE {$wpdb->prefix}dbdelta_create_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
PRIMARY KEY (id)
);"
);
$expected = array(
"{$wpdb->prefix}dbdelta_create_test" => "Created table {$wpdb->prefix}dbdelta_create_test",
);
$this->assertEquals( $expected, $updates );
$this->assertEquals(
"{$wpdb->prefix}dbdelta_create_test",
$wpdb->get_var(
$wpdb->prepare(
'SHOW TABLES LIKE %s',
$wpdb->esc_like( "{$wpdb->prefix}dbdelta_create_test" )
)
)
);
$wpdb->query( "DROP TABLE {$wpdb->prefix}dbdelta_create_test" );
}
/**
* Test that it does nothing for an existing table.
*/
public function test_existing_table() {
global $wpdb;
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
PRIMARY KEY (id),
KEY key_1 (column_1($this->max_index_length)),
KEY compound_key (id,column_1($this->max_index_length))
)
"
);
$this->assertEquals( array(), $updates );
}
/**
* Test the column type is updated.
*/
public function test_column_type_change() {
global $wpdb;
// id: bigint(20) => int(11)
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id int(11) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
PRIMARY KEY (id),
KEY key_1 (column_1($this->max_index_length)),
KEY compound_key (id,column_1($this->max_index_length))
)
"
);
$this->assertEquals(
array(
"{$wpdb->prefix}dbdelta_test.id"
=> "Changed type of {$wpdb->prefix}dbdelta_test.id from bigint(20) to int(11)",
),
$updates
);
}
/**
* Test new column added.
*/
public function test_column_added() {
global $wpdb;
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
extra_col longtext,
PRIMARY KEY (id),
KEY key_1 (column_1($this->max_index_length)),
KEY compound_key (id,column_1($this->max_index_length))
)
"
);
$this->assertEquals(
array(
"{$wpdb->prefix}dbdelta_test.extra_col"
=> "Added column {$wpdb->prefix}dbdelta_test.extra_col",
),
$updates
);
$this->assertTableHasColumn( 'column_1', $wpdb->prefix . 'dbdelta_test' );
$this->assertTableHasPrimaryKey( 'id', $wpdb->prefix . 'dbdelta_test' );
}
/**
* Test that it does nothing when a column is removed.
*
* @ticket 26801
*/
public function test_columns_arent_removed() {
global $wpdb;
// No column column_1
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
PRIMARY KEY (id),
KEY key_1 (column_1($this->max_index_length)),
KEY compound_key (id,column_1($this->max_index_length))
)
"
);
$this->assertEquals( array(), $updates );
$this->assertTableHasColumn( 'column_1', $wpdb->prefix . 'dbdelta_test' );
}
/**
* Test that nothing happens with $execute is false.
*/
public function test_no_execution() {
global $wpdb;
// Added column extra_col
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
extra_col longtext,
PRIMARY KEY (id),
KEY key_1 (column_1({$this->max_index_length})),
KEY compound_key (id,column_1($this->max_index_length))
)
",
false // Don't execute.
);
$this->assertEquals(
array(
"{$wpdb->prefix}dbdelta_test.extra_col"
=> "Added column {$wpdb->prefix}dbdelta_test.extra_col",
),
$updates
);
$this->assertTableHasNotColumn( 'extra_col', $wpdb->prefix . 'dbdelta_test' );
}
/**
* Test inserting into the database
*/
public function test_insert_into_table() {
global $wpdb;
$insert = dbDelta(
"INSERT INTO {$wpdb->prefix}dbdelta_test (column_1) VALUES ('wcphilly2015')"
);
$this->assertEquals(
array(),
$insert
);
$this->assertTableRowHasValue( 'column_1', 'wcphilly2015', $wpdb->prefix . 'dbdelta_test' );
}
/**
* Test that FULLTEXT indexes are detected.
*
* @ticket 14445
*/
public function test_fulltext_index() {
global $wpdb;
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
PRIMARY KEY (id),
KEY key_1 (column_1($this->max_index_length)),
KEY compound_key (id,column_1($this->max_index_length)),
FULLTEXT KEY fulltext_key (column_1)
)
",
false
);
$this->assertEmpty( $updates );
}
//
// Assertions.
//
/**
* Assert that a table has a row with a value in a field.
*
* @param string $column The field name.
* @param string $value The field value.
* @param string $table The database table name.
*/
protected function assertTableRowHasValue( $column, $value, $table ) {
global $wpdb;
$table_row = $wpdb->get_row( "select $column from {$table} where $column = '$value'" );
$expected = (object) array(
$column => $value,
);
$this->assertEquals( $expected, $table_row );
}
/**
* Assert that a table has a column.
*
* @param string $column The field name.
* @param string $table The database table name.
*/
protected function assertTableHasColumn( $column, $table ) {
global $wpdb;
$table_fields = $wpdb->get_results( "DESCRIBE {$table}" );
$this->assertCount( 1, wp_list_filter( $table_fields, array( 'Field' => $column ) ) );
}
/**
* Assert that a table has a primary key.
*
* Checks for single-column primary keys. May not work for multi-column primary keys.
*
* @param string $column The column for the primary key.
* @param string $table The database table name.
*/
protected function assertTableHasPrimaryKey( $column, $table ) {
global $wpdb;
$table_indices = $wpdb->get_results( "SHOW INDEX FROM {$table}" );
$this->assertCount(
1,
wp_list_filter(
$table_indices,
array(
'Key_name' => 'PRIMARY',
'Column_name' => $column,
),
'AND'
)
);
}
/**
* Assert that a table doesn't have a column.
*
* @param string $column The field name.
* @param string $table The database table name.
*/
protected function assertTableHasNotColumn( $column, $table ) {
global $wpdb;
$table_fields = $wpdb->get_results( "DESCRIBE {$table}" );
$this->assertCount( 0, wp_list_filter( $table_fields, array( 'Field' => $column ) ) );
}
/**
* @ticket 31869
*/
function test_truncated_index() {
global $wpdb;
if ( ! $wpdb->has_cap( 'utf8mb4' ) ) {
$this->markTestSkipped( 'This test requires utf8mb4 support in MySQL.' );
}
// This table needs to be actually created
remove_filter( 'query', array( $this, '_create_temporary_tables' ) );
remove_filter( 'query', array( $this, '_drop_temporary_tables' ) );
$table_name = "{$wpdb->prefix}test_truncated_index";
$create = "
CREATE TABLE $table_name (
a varchar(255) COLLATE utf8mb4_unicode_ci,
KEY a_key (a)
) ENGINE=InnoDB ROW_FORMAT=DYNAMIC";
$wpdb->query( $create );
$index = $wpdb->get_row( "SHOW INDEXES FROM $table_name WHERE Key_name='a_key';" );
$actual = dbDelta( $create, false );
$wpdb->query( "DROP TABLE IF EXISTS $table_name;" );
if ( 191 != $index->Sub_part ) {
$this->markTestSkipped( 'This test requires the index to be truncated.' );
}
$this->assertSame( array(), $actual );
}
/**
* @ticket 36748
*/
function test_dont_downsize_text_fields() {
global $wpdb;
$result = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 tinytext,
column_3 blob,
PRIMARY KEY (id),
KEY key_1 (column_1({$this->max_index_length})),
KEY compound_key (id,column_1($this->max_index_length)),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
",
false
);
$this->assertSame( array(), $result );
}
/**
* @ticket 36748
*/
function test_dont_downsize_blob_fields() {
global $wpdb;
$result = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 tinyblob,
PRIMARY KEY (id),
KEY key_1 (column_1({$this->max_index_length})),
KEY compound_key (id,column_1($this->max_index_length)),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
",
false
);
$this->assertSame( array(), $result );
}
/**
* @ticket 36748
*/
function test_upsize_text_fields() {
global $wpdb;
$result = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 bigtext,
column_3 blob,
PRIMARY KEY (id),
KEY key_1 (column_1({$this->max_index_length})),
KEY compound_key (id,column_1($this->max_index_length)),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
",
false
);
$this->assertSame(
array(
"{$wpdb->prefix}dbdelta_test.column_2"
=> "Changed type of {$wpdb->prefix}dbdelta_test.column_2 from text to bigtext",
),
$result
);
}
/**
* @ticket 36748
*/
function test_upsize_blob_fields() {
global $wpdb;
$result = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 mediumblob,
PRIMARY KEY (id),
KEY key_1 (column_1({$this->max_index_length})),
KEY compound_key (id,column_1($this->max_index_length)),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
",
false
);
$this->assertSame(
array(
"{$wpdb->prefix}dbdelta_test.column_3"
=> "Changed type of {$wpdb->prefix}dbdelta_test.column_3 from blob to mediumblob",
),
$result
);
}
/**
* @ticket 20263
*/
function test_query_with_backticks_does_not_throw_an_undefined_index_warning() {
global $wpdb;
$schema = "
CREATE TABLE {$wpdb->prefix}dbdelta_test2 (
`id` bigint(20) NOT NULL AUTO_INCREMENT,
`column_1` varchar(255) NOT NULL,
PRIMARY KEY (id),
KEY compound_key (id,column_1($this->max_index_length))
)
";
$wpdb->query( $schema );
$updates = dbDelta( $schema, false );
$wpdb->query( "DROP TABLE IF EXISTS {$wpdb->prefix}dbdelta_test2" );
$this->assertEmpty( $updates );
}
/**
* @ticket 36948
*/
function test_spatial_indices() {
global $wpdb;
if ( version_compare( $wpdb->db_version(), '5.4', '<' ) ) {
$this->markTestSkipped( 'Spatial indices require MySQL 5.4 and above.' );
}
$schema =
"
CREATE TABLE {$wpdb->prefix}spatial_index_test (
non_spatial bigint(20) unsigned NOT NULL,
spatial_value geometrycollection NOT NULL,
KEY non_spatial (non_spatial),
SPATIAL KEY spatial_key (spatial_value)
) ENGINE=MyISAM;
";
$wpdb->query( $schema );
$updates = dbDelta( $schema, false );
$this->assertEmpty( $updates );
$schema =
"
CREATE TABLE {$wpdb->prefix}spatial_index_test (
non_spatial bigint(20) unsigned NOT NULL,
spatial_value geometrycollection NOT NULL,
spatial_value2 geometrycollection NOT NULL,
KEY non_spatial (non_spatial),
SPATIAL KEY spatial_key (spatial_value)
SPATIAL KEY spatial_key2 (spatial_value2)
) ENGINE=MyISAM;
";
$updates = dbDelta( $schema, false );
$this->assertSame(
array(
"{$wpdb->prefix}spatial_index_test.spatial_value2" => "Added column {$wpdb->prefix}spatial_index_test.spatial_value2",
"Added index {$wpdb->prefix}spatial_index_test SPATIAL KEY `spatial_key2` (`spatial_value2`)",
),
$updates
);
$wpdb->query( "DROP TABLE IF EXISTS {$wpdb->prefix}spatial_index_test" );
}
/**
* @ticket 20263
*/
function test_query_with_backticks_does_not_cause_a_query_to_alter_all_columns_and_indices_to_run_even_if_none_have_changed() {
global $wpdb;
$schema = "
CREATE TABLE {$wpdb->prefix}dbdelta_test2 (
`id` bigint(20) NOT NULL AUTO_INCREMENT,
`references` varchar(255) NOT NULL,
PRIMARY KEY (`id`),
KEY `compound_key` (`id`,`references`($this->max_index_length))
)
";
$wpdb->query( $schema );
$updates = dbDelta( $schema );
$table_indices = $wpdb->get_results( "SHOW INDEX FROM {$wpdb->prefix}dbdelta_test2" );
$compound_key_index = wp_list_filter( $table_indices, array( 'Key_name' => 'compound_key' ) );
$wpdb->query( "DROP TABLE IF EXISTS {$wpdb->prefix}dbdelta_test2" );
$this->assertCount( 2, $compound_key_index );
$this->assertEmpty( $updates );
}
/**
* @ticket 20263
*/
function test_index_with_a_reserved_keyword_can_be_created() {
global $wpdb;
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
`references` varchar(255) NOT NULL,
PRIMARY KEY (id),
KEY key_1 (column_1($this->max_index_length)),
KEY compound_key (id , column_1($this->max_index_length)),
KEY compound_key2 (id,`references`($this->max_index_length)),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
"
);
$table_indices = $wpdb->get_results( "SHOW INDEX FROM {$wpdb->prefix}dbdelta_test" );
$this->assertCount( 2, wp_list_filter( $table_indices, array( 'Key_name' => 'compound_key2' ), 'AND' ) );
$this->assertSame(
array(
"{$wpdb->prefix}dbdelta_test.references" => "Added column {$wpdb->prefix}dbdelta_test.references",
0 => "Added index {$wpdb->prefix}dbdelta_test KEY `compound_key2` (`id`,`references`($this->max_index_length))",
),
$updates
);
}
/**
* @ticket 20263
*/
function test_wp_get_db_schema_does_no_alter_queries_on_existing_install() {
$updates = dbDelta( wp_get_db_schema() );
$this->assertEmpty( $updates );
}
/**
* @ticket 20263
*/
function test_key_and_index_and_fulltext_key_and_fulltext_index_and_unique_key_and_unique_index_indicies() {
global $wpdb;
$schema = "
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
PRIMARY KEY (id),
KEY key_1 (column_1($this->max_index_length)),
KEY compound_key (id,column_1($this->max_index_length)),
FULLTEXT KEY fulltext_key (column_1),
INDEX key_2 (column_1($this->max_index_length)),
UNIQUE KEY key_3 (column_1($this->max_index_length)),
UNIQUE INDEX key_4 (column_1($this->max_index_length)),
FULLTEXT INDEX key_5 (column_1),
) ENGINE=MyISAM
";
$creates = dbDelta( $schema );
$this->assertSame(
array(
0 => "Added index {$wpdb->prefix}dbdelta_test KEY `key_2` (`column_1`($this->max_index_length))",
1 => "Added index {$wpdb->prefix}dbdelta_test UNIQUE KEY `key_3` (`column_1`($this->max_index_length))",
2 => "Added index {$wpdb->prefix}dbdelta_test UNIQUE KEY `key_4` (`column_1`($this->max_index_length))",
3 => "Added index {$wpdb->prefix}dbdelta_test FULLTEXT KEY `key_5` (`column_1`)",
),
$creates
);
$updates = dbDelta( $schema );
$this->assertEmpty( $updates );
}
/**
* @ticket 20263
*/
function test_index_and_key_are_synonyms_and_do_not_recreate_indices() {
global $wpdb;
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
PRIMARY KEY (id),
INDEX key_1 (column_1($this->max_index_length)),
INDEX compound_key (id,column_1($this->max_index_length)),
FULLTEXT INDEX fulltext_key (column_1)
) ENGINE=MyISAM
"
);
$this->assertEmpty( $updates );
}
/**
* @ticket 20263
*/
function test_indices_with_prefix_limits_are_created_and_do_not_recreate_indices() {
global $wpdb;
$schema = "
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
PRIMARY KEY (id),
KEY key_1 (column_1($this->max_index_length)),
KEY compound_key (id,column_1($this->max_index_length)),
FULLTEXT KEY fulltext_key (column_1),
KEY key_2 (column_1(10)),
KEY key_3 (column_2(100),column_1(10)),
) ENGINE=MyISAM
";
$creates = dbDelta( $schema );
$this->assertSame(
array(
0 => "Added index {$wpdb->prefix}dbdelta_test KEY `key_2` (`column_1`(10))",
1 => "Added index {$wpdb->prefix}dbdelta_test KEY `key_3` (`column_2`(100),`column_1`(10))",
),
$creates
);
$updates = dbDelta( $schema );
$this->assertEmpty( $updates );
}
/**
* @ticket 34959
*/
function test_index_col_names_with_order_do_not_recreate_indices() {
global $wpdb;
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
PRIMARY KEY (id),
KEY key_1 (column_1($this->max_index_length) DESC),
KEY compound_key (id,column_1($this->max_index_length) ASC),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
"
);
$this->assertEmpty( $updates );
}
/**
* @ticket 34873
*/
function test_primary_key_with_single_space_does_not_recreate_index() {
global $wpdb;
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
PRIMARY KEY (id),
KEY key_1 (column_1($this->max_index_length)),
KEY compound_key (id,column_1($this->max_index_length)),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
"
);
$this->assertEmpty( $updates );
}
/**
* @ticket 34869
*/
function test_index_definitions_with_spaces_do_not_recreate_indices() {
global $wpdb;
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
PRIMARY KEY (id),
KEY key_1 ( column_1($this->max_index_length)),
KEY compound_key (id, column_1($this->max_index_length)),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
"
);
$this->assertEmpty( $updates );
}
/**
* @ticket 34871
*/
function test_index_types_are_not_case_sensitive_and_do_not_recreate_indices() {
global $wpdb;
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
PRIMARY KEY (id),
key key_1 (column_1($this->max_index_length)),
key compound_key (id,column_1($this->max_index_length)),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
"
);
$this->assertEmpty( $updates );
}
/**
* @ticket 34874
*/
function test_key_names_are_not_case_sensitive_and_do_not_recreate_indices() {
global $wpdb;
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
PRIMARY KEY (id),
KEY KEY_1 (column_1($this->max_index_length)),
KEY compOUND_key (id,column_1($this->max_index_length)),
FULLTEXT KEY FULLtext_kEY (column_1)
) ENGINE=MyISAM
",
false
);
$this->assertEmpty( $updates );
}
/**
* @ticket 34870
*/
function test_unchanged_key_lengths_do_not_recreate_index() {
global $wpdb;
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
PRIMARY KEY (id),
KEY key_1 (column_1({$this->max_index_length})),
KEY compound_key (id,column_1($this->max_index_length)),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
",
false
);
$this->assertEmpty( $updates );
}
/**
* @ticket 34870
*/
function test_changed_key_lengths_do_not_recreate_index() {
global $wpdb;
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
PRIMARY KEY (id),
KEY key_1 (column_1($this->max_index_length)),
KEY compound_key (id,column_1($this->max_index_length)),
KEY changing_key_length (column_1(20)),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
"
);
$this->assertSame(
array(
"Added index {$wpdb->prefix}dbdelta_test KEY `changing_key_length` (`column_1`(20))",
),
$updates
);
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
PRIMARY KEY (id),
KEY key_1 (column_1($this->max_index_length)),
KEY compound_key (id,column_1($this->max_index_length)),
KEY changing_key_length (column_1(50)),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
"
);
$this->assertEmpty( $updates );
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
PRIMARY KEY (id),
KEY key_1 (column_1($this->max_index_length)),
KEY compound_key (id,column_1($this->max_index_length)),
KEY changing_key_length (column_1(1)),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
"
);
$this->assertEmpty( $updates );
$updates = dbDelta(
"
CREATE TABLE {$wpdb->prefix}dbdelta_test (
id bigint(20) NOT NULL AUTO_INCREMENT,
column_1 varchar(255) NOT NULL,
column_2 text,
column_3 blob,
PRIMARY KEY (id),
KEY key_1 (column_1),
KEY compound_key (id,column_1),
KEY changing_key_length (column_1),
FULLTEXT KEY fulltext_key (column_1)
) ENGINE=MyISAM
"
);
$this->assertEmpty( $updates );
}
/**
* @ticket 31679
*/
function test_column_type_change_with_hyphens_in_name() {
global $wpdb;
$schema = "
CREATE TABLE {$wpdb->prefix}dbdelta_test2 (
`foo-bar` varchar(255) DEFAULT NULL
)
";