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IndexTest.php
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<?php
use PHPUnit\Framework\TestCase;
final class IndexTest extends TestCase{
function testBasicIndex(){
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, INDEX(bar))");
$this->assertEquals(count($tbl['indexes']), 1);
$this->assertEquals($tbl['indexes'][0]['type'], "INDEX");
$this->assertEquals(count($tbl['indexes'][0]['cols']), 1);
$this->assertEquals($tbl['indexes'][0]['cols'][0]['name'], "bar");
}
function testIndexTypes(){
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, INDEX(bar))");
$this->assertEquals($tbl['indexes'][0]['type'], "INDEX");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, KEY (bar))");
$this->assertEquals($tbl['indexes'][0]['type'], "INDEX");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, UNIQUE(bar))");
$this->assertEquals($tbl['indexes'][0]['type'], "UNIQUE");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, UNIQUE INDEX(bar))");
$this->assertEquals($tbl['indexes'][0]['type'], "UNIQUE");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, UNIQUE KEY (bar))");
$this->assertEquals($tbl['indexes'][0]['type'], "UNIQUE");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, PRIMARY KEY(bar))");
$this->assertEquals($tbl['indexes'][0]['type'], "PRIMARY");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, FULLTEXT(bar))");
$this->assertEquals($tbl['indexes'][0]['type'], "FULLTEXT");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, FULLTEXT INDEX(bar))");
$this->assertEquals($tbl['indexes'][0]['type'], "FULLTEXT");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, FULLTEXT KEY(bar))");
$this->assertEquals($tbl['indexes'][0]['type'], "FULLTEXT");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, SPATIAL(bar))");
$this->assertEquals($tbl['indexes'][0]['type'], "SPATIAL");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, SPATIAL INDEX(bar))");
$this->assertEquals($tbl['indexes'][0]['type'], "SPATIAL");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, SPATIAL KEY(bar))");
$this->assertEquals($tbl['indexes'][0]['type'], "SPATIAL");
}
function testConstraints(){
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, CONSTRAINT UNIQUE INDEX(bar))");
$this->assertEquals($tbl['indexes'][0]['constraint'], true);
$this->assertEquals(array_key_exists('constraint_name', $tbl['indexes'][0]), false);
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, CONSTRAINT `qux` UNIQUE INDEX(bar))");
$this->assertEquals($tbl['indexes'][0]['constraint'], true);
$this->assertEquals($tbl['indexes'][0]['constraint_name'], 'qux');
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, CONSTRAINT `qux` PRIMARY KEY(bar))");
$this->assertEquals($tbl['indexes'][0]['constraint'], true);
$this->assertEquals($tbl['indexes'][0]['constraint_name'], 'qux');
}
function testIndexNames(){
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, INDEX(bar))");
$this->assertEquals(array_key_exists('name', $tbl['indexes'][0]), false);
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, INDEX baz(bar))");
$this->assertEquals($tbl['indexes'][0]['name'], "baz");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, FULLTEXT KEY `baz` (bar))");
$this->assertEquals($tbl['indexes'][0]['name'], "baz");
}
function testIndexModes(){
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, INDEX(bar))");
$this->assertEquals(array_key_exists('mode', $tbl['indexes'][0]), false);
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, INDEX USING BTREE(bar))");
$this->assertEquals($tbl['indexes'][0]['mode'], "BTREE");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, INDEX USING HASH (bar))");
$this->assertEquals($tbl['indexes'][0]['mode'], "HASH");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, PRIMARY KEY USING HASH (bar))");
$this->assertEquals($tbl['indexes'][0]['mode'], "HASH");
# since fulltext and spatial indexes don't have a type/mode, this is invalid
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, FULLTEXT USING HASH(bar))");
$this->assertEquals(array_key_exists('mode', $tbl['indexes'][0]), false);
}
function testIndexCols(){
# single column
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar))");
$this->assertEquals(count($tbl['indexes'][0]['cols']), 1);
$this->assertEquals($tbl['indexes'][0]['cols'][0]['name'], 'bar');
# multi column
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar, baz))");
$this->assertEquals(count($tbl['indexes'][0]['cols']), 2);
$this->assertEquals($tbl['indexes'][0]['cols'][0]['name'], 'bar');
$this->assertEquals($tbl['indexes'][0]['cols'][1]['name'], 'baz');
# length (or not)
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar))");
$this->assertEquals($tbl['indexes'][0]['cols'][0]['name'], 'bar');
$this->assertEquals(array_key_exists('length', $tbl['indexes'][0]['cols'][0]), false);
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar (100)))");
$this->assertEquals($tbl['indexes'][0]['cols'][0]['name'], 'bar');
$this->assertEquals($tbl['indexes'][0]['cols'][0]['length'], '100');
# direction (or not)
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar))");
$this->assertEquals($tbl['indexes'][0]['cols'][0]['name'], 'bar');
$this->assertEquals(array_key_exists('direction', $tbl['indexes'][0]['cols'][0]), false);
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar ASC))");
$this->assertEquals($tbl['indexes'][0]['cols'][0]['name'], 'bar');
$this->assertEquals($tbl['indexes'][0]['cols'][0]['direction'], "ASC");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar desc))");
$this->assertEquals($tbl['indexes'][0]['cols'][0]['name'], 'bar');
$this->assertEquals($tbl['indexes'][0]['cols'][0]['direction'], "DESC");
# everything
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar (10) ASC, baz DESC))");
$this->assertEquals($tbl['indexes'][0]['cols'][0]['name'], 'bar');
$this->assertEquals($tbl['indexes'][0]['cols'][0]['length'], '10');
$this->assertEquals($tbl['indexes'][0]['cols'][0]['direction'], "ASC");
$this->assertEquals($tbl['indexes'][0]['cols'][1]['name'], 'baz');
$this->assertEquals($tbl['indexes'][0]['cols'][1]['direction'], "DESC");
}
function testIndexOptions(){
# key block size
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar) KEY_BLOCK_SIZE 4)");
$this->assertEquals($tbl['indexes'][0]['key_block_size'], "4");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar) KEY_BLOCK_SIZE=4)");
$this->assertEquals($tbl['indexes'][0]['key_block_size'], "4");
# key mode
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar) USING BTREE)");
$this->assertEquals($tbl['indexes'][0]['mode'], "BTREE");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar) USING HASH)");
$this->assertEquals($tbl['indexes'][0]['mode'], "HASH");
# parser
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar) WITH PARSER foo)");
$this->assertEquals($tbl['indexes'][0]['parser'], "foo");
# comment
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar) COMMENT \"hello world\")");
$this->assertEquals($tbl['indexes'][0]['comment'], "hello world");
# everything
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, baz INT, PRIMARY KEY (bar) COMMENT \"hello world\" USING HASH KEY_BLOCK_SIZE=4 WITH PARSER foo)");
$this->assertEquals($tbl['indexes'][0]['comment'], "hello world");
$this->assertEquals($tbl['indexes'][0]['mode'], "HASH");
$this->assertEquals($tbl['indexes'][0]['key_block_size'], "4");
$this->assertEquals($tbl['indexes'][0]['parser'], "foo");
}
function testForeignKeys(){
# [CONSTRAINT [symbol]] FOREIGN KEY [index_name] (index_col_name,...) reference_definition
# reference_definition:
# REFERENCES tbl_name (index_col_name,...)
# [MATCH FULL | MATCH PARTIAL | MATCH SIMPLE]
# [ON DELETE reference_option]
# [ON UPDATE reference_option]
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, FOREIGN KEY (bar) REFERENCES f_foo (f_bar) MATCH FULL ON DELETE SET NULL");
$this->assertEquals($tbl['indexes'][0]['type'], "FOREIGN");
$this->assertEquals($tbl['indexes'][0]['cols'], array(array("name" => "bar")));
$this->assertEquals($tbl['indexes'][0]['ref_table'], "f_foo");
$this->assertEquals($tbl['indexes'][0]['ref_cols'], array(array("name" => "f_bar")));
$this->assertEquals($tbl['indexes'][0]['ref_match'], "FULL");
$this->assertEquals($tbl['indexes'][0]['ref_on_delete'], "SET NULL");
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, FOREIGN KEY bar (qux, `quux`) REFERENCES f_foo (f_bar)");
$this->assertEquals($tbl['indexes'][0]['type'], "FOREIGN");
$this->assertEquals($tbl['indexes'][0]['name'], "bar");
$this->assertEquals($tbl['indexes'][0]['cols'], array(
array("name" => "qux"),
array("name" => "quux"),
));
$this->assertEquals($tbl['indexes'][0]['ref_table'], "f_foo");
$this->assertEquals($tbl['indexes'][0]['ref_cols'], array(array("name" => "f_bar")));
}
function testChecks(){
# CHECK (expr)
# checks are not actually supported in MySQL, but can be defined.
# just extract the expression
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, CHECK (bar > 4)");
$this->assertEquals($tbl['indexes'][0]['type'], 'CHECK');
$this->assertEquals(count($tbl['indexes'][0]['tokens']), 5);
$tbl = $this->get_first_table("CREATE TABLE foo (bar INT, CHECK (bar > 2 AND (bar <> 5 OR bar=6))");
$this->assertEquals($tbl['indexes'][0]['type'], 'CHECK');
$this->assertEquals(count($tbl['indexes'][0]['tokens']), 16);
}
function get_first_table($str){
$obj = new iamcal\SQLParser();
$obj->parse($str);
$tables = array_keys($obj->tables);
$first_key = $tables[0];
return $obj->tables[$first_key];
}
}