silverstripe-framework/tests/model/SQLQueryTest.php
Damian Mooyman 58cb0af753 Merge remote-tracking branch 'origin/3'
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	docs/en/02_Developer_Guides/00_Model/11_Scaffolding.md
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2015-01-16 10:08:40 +13:00

654 lines
20 KiB
PHP
Executable File

<?php
/**
* @package framework
* @subpackage tests
*/
class SQLQueryTest extends SapphireTest {
protected static $fixture_file = 'SQLQueryTest.yml';
protected $extraDataObjects = array(
'SQLQueryTest_DO',
'SQLQueryTestBase',
'SQLQueryTestChild'
);
public function testEmptyQueryReturnsNothing() {
$query = new SQLSelect();
$this->assertSQLEquals('', $query->sql($parameters));
}
public function testSelectFromBasicTable() {
$query = new SQLSelect();
$query->setFrom('MyTable');
$this->assertSQLEquals("SELECT * FROM MyTable", $query->sql($parameters));
$query->addFrom('MyJoin');
$this->assertSQLEquals("SELECT * FROM MyTable MyJoin", $query->sql($parameters));
}
public function testSelectFromUserSpecifiedFields() {
$query = new SQLSelect();
$query->setSelect(array("Name", "Title", "Description"));
$query->setFrom("MyTable");
$this->assertSQLEquals("SELECT Name, Title, Description FROM MyTable", $query->sql($parameters));
}
public function testSelectWithWhereClauseFilter() {
$query = new SQLSelect();
$query->setSelect(array("Name","Meta"));
$query->setFrom("MyTable");
$query->setWhere("Name = 'Name'");
$query->addWhere("Meta = 'Test'");
$this->assertSQLEquals(
"SELECT Name, Meta FROM MyTable WHERE (Name = 'Name') AND (Meta = 'Test')",
$query->sql($parameters)
);
}
public function testSelectWithConstructorParameters() {
$query = new SQLSelect(array("Foo", "Bar"), "FooBarTable");
$this->assertSQLEquals("SELECT Foo, Bar FROM FooBarTable", $query->sql($parameters));
$query = new SQLSelect(array("Foo", "Bar"), "FooBarTable", array("Foo = 'Boo'"));
$this->assertSQLEquals("SELECT Foo, Bar FROM FooBarTable WHERE (Foo = 'Boo')", $query->sql($parameters));
}
public function testSelectWithChainedMethods() {
$query = new SQLSelect();
$query->setSelect("Name","Meta")->setFrom("MyTable")->setWhere("Name = 'Name'")->addWhere("Meta = 'Test'");
$this->assertSQLEquals(
"SELECT Name, Meta FROM MyTable WHERE (Name = 'Name') AND (Meta = 'Test')",
$query->sql($parameters)
);
}
public function testCanSortBy() {
$query = new SQLSelect();
$query->setSelect("Name","Meta")->setFrom("MyTable")->setWhere("Name = 'Name'")->addWhere("Meta = 'Test'");
$this->assertTrue($query->canSortBy('Name ASC'));
$this->assertTrue($query->canSortBy('Name'));
}
public function testSelectWithChainedFilterParameters() {
$query = new SQLSelect();
$query->setSelect(array("Name","Meta"))->setFrom("MyTable");
$query->setWhere("Name = 'Name'")->addWhere("Meta = 'Test'")->addWhere("Beta != 'Gamma'");
$this->assertSQLEquals(
"SELECT Name, Meta FROM MyTable WHERE (Name = 'Name') AND (Meta = 'Test') AND (Beta != 'Gamma')",
$query->sql($parameters)
);
}
public function testSelectWithLimitClause() {
if(!(DB::get_conn() instanceof MySQLDatabase || DB::get_conn() instanceof SQLite3Database
|| DB::get_conn() instanceof PostgreSQLDatabase)) {
$this->markTestIncomplete();
}
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->setLimit(99);
$this->assertSQLEquals("SELECT * FROM MyTable LIMIT 99", $query->sql($parameters));
// array limit with start (MySQL specific)
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->setLimit(99, 97);
$this->assertSQLEquals("SELECT * FROM MyTable LIMIT 99 OFFSET 97", $query->sql($parameters));
}
public function testSelectWithOrderbyClause() {
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->setOrderBy('MyName');
$this->assertSQLEquals('SELECT * FROM MyTable ORDER BY MyName ASC', $query->sql($parameters));
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->setOrderBy('MyName desc');
$this->assertSQLEquals('SELECT * FROM MyTable ORDER BY MyName DESC', $query->sql($parameters));
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->setOrderBy('MyName ASC, Color DESC');
$this->assertSQLEquals('SELECT * FROM MyTable ORDER BY MyName ASC, Color DESC', $query->sql($parameters));
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->setOrderBy('MyName ASC, Color');
$this->assertSQLEquals('SELECT * FROM MyTable ORDER BY MyName ASC, Color ASC', $query->sql($parameters));
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->setOrderBy(array('MyName' => 'desc'));
$this->assertSQLEquals('SELECT * FROM MyTable ORDER BY MyName DESC', $query->sql($parameters));
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->setOrderBy(array('MyName' => 'desc', 'Color'));
$this->assertSQLEquals('SELECT * FROM MyTable ORDER BY MyName DESC, Color ASC', $query->sql($parameters));
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->setOrderBy('implode("MyName","Color")');
$this->assertSQLEquals(
'SELECT *, implode("MyName","Color") AS "_SortColumn0" FROM MyTable ORDER BY "_SortColumn0" ASC',
$query->sql($parameters));
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->setOrderBy('implode("MyName","Color") DESC');
$this->assertSQLEquals(
'SELECT *, implode("MyName","Color") AS "_SortColumn0" FROM MyTable ORDER BY "_SortColumn0" DESC',
$query->sql($parameters));
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->setOrderBy('RAND()');
$this->assertSQLEquals(
'SELECT *, RAND() AS "_SortColumn0" FROM MyTable ORDER BY "_SortColumn0" ASC',
$query->sql($parameters));
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->addFrom('INNER JOIN SecondTable USING (ID)');
$query->addFrom('INNER JOIN ThirdTable USING (ID)');
$query->setOrderBy('MyName');
$this->assertSQLEquals(
'SELECT * FROM MyTable '
. 'INNER JOIN SecondTable USING (ID) '
. 'INNER JOIN ThirdTable USING (ID) '
. 'ORDER BY MyName ASC',
$query->sql($parameters));
}
public function testNullLimit() {
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->setLimit(null);
$this->assertSQLEquals(
'SELECT * FROM MyTable',
$query->sql($parameters)
);
}
public function testZeroLimit() {
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->setLimit(0);
$this->assertSQLEquals(
'SELECT * FROM MyTable',
$query->sql($parameters)
);
}
public function testZeroLimitWithOffset() {
if(!(DB::get_conn() instanceof MySQLDatabase || DB::get_conn() instanceof SQLite3Database
|| DB::get_conn() instanceof PostgreSQLDatabase)) {
$this->markTestIncomplete();
}
$query = new SQLSelect();
$query->setFrom("MyTable");
$query->setLimit(0, 99);
$this->assertSQLEquals(
'SELECT * FROM MyTable LIMIT 0 OFFSET 99',
$query->sql($parameters)
);
}
/**
* @expectedException InvalidArgumentException
*/
public function testNegativeLimit() {
$query = new SQLSelect();
$query->setLimit(-10);
}
/**
* @expectedException InvalidArgumentException
*/
public function testNegativeOffset() {
$query = new SQLSelect();
$query->setLimit(1, -10);
}
/**
* @expectedException InvalidArgumentException
*/
public function testNegativeOffsetAndLimit() {
$query = new SQLSelect();
$query->setLimit(-10, -10);
}
public function testReverseOrderBy() {
$query = new SQLSelect();
$query->setFrom('MyTable');
// default is ASC
$query->setOrderBy("Name");
$query->reverseOrderBy();
$this->assertSQLEquals('SELECT * FROM MyTable ORDER BY Name DESC',$query->sql($parameters));
$query->setOrderBy("Name DESC");
$query->reverseOrderBy();
$this->assertSQLEquals('SELECT * FROM MyTable ORDER BY Name ASC',$query->sql($parameters));
$query->setOrderBy(array("Name" => "ASC"));
$query->reverseOrderBy();
$this->assertSQLEquals('SELECT * FROM MyTable ORDER BY Name DESC',$query->sql($parameters));
$query->setOrderBy(array("Name" => 'DESC', 'Color' => 'asc'));
$query->reverseOrderBy();
$this->assertSQLEquals('SELECT * FROM MyTable ORDER BY Name ASC, Color DESC',$query->sql($parameters));
$query->setOrderBy('implode("MyName","Color") DESC');
$query->reverseOrderBy();
$this->assertSQLEquals(
'SELECT *, implode("MyName","Color") AS "_SortColumn0" FROM MyTable ORDER BY "_SortColumn0" ASC',
$query->sql($parameters));
}
public function testFiltersOnID() {
$query = new SQLSelect();
$query->setWhere("ID = 5");
$this->assertTrue(
$query->filtersOnID(),
"filtersOnID() is true with simple unquoted column name"
);
$query = new SQLSelect();
$query->setWhere("ID=5");
$this->assertTrue(
$query->filtersOnID(),
"filtersOnID() is true with simple unquoted column name and no spaces in equals sign"
);
$query = new SQLSelect();
$query->setWhere("Identifier = 5");
$this->assertFalse(
$query->filtersOnID(),
"filtersOnID() is false with custom column name (starting with 'id')"
);
$query = new SQLSelect();
$query->setWhere("ParentID = 5");
$this->assertFalse(
$query->filtersOnID(),
"filtersOnID() is false with column name ending in 'ID'"
);
$query = new SQLSelect();
$query->setWhere("MyTable.ID = 5");
$this->assertTrue(
$query->filtersOnID(),
"filtersOnID() is true with table and column name"
);
$query = new SQLSelect();
$query->setWhere("MyTable.ID = 5");
$this->assertTrue(
$query->filtersOnID(),
"filtersOnID() is true with table and quoted column name "
);
}
public function testFiltersOnFK() {
$query = new SQLSelect();
$query->setWhere("ID = 5");
$this->assertFalse(
$query->filtersOnFK(),
"filtersOnFK() is true with simple unquoted column name"
);
$query = new SQLSelect();
$query->setWhere("Identifier = 5");
$this->assertFalse(
$query->filtersOnFK(),
"filtersOnFK() is false with custom column name (starting with 'id')"
);
$query = new SQLSelect();
$query->setWhere("MyTable.ParentID = 5");
$this->assertTrue(
$query->filtersOnFK(),
"filtersOnFK() is true with table and column name"
);
$query = new SQLSelect();
$query->setWhere("MyTable.`ParentID`= 5");
$this->assertTrue(
$query->filtersOnFK(),
"filtersOnFK() is true with table and quoted column name "
);
}
public function testInnerJoin() {
$query = new SQLSelect();
$query->setFrom('MyTable');
$query->addInnerJoin('MyOtherTable', 'MyOtherTable.ID = 2');
$query->addLeftJoin('MyLastTable', 'MyOtherTable.ID = MyLastTable.ID');
$this->assertSQLEquals('SELECT * FROM MyTable '.
'INNER JOIN "MyOtherTable" ON MyOtherTable.ID = 2 '.
'LEFT JOIN "MyLastTable" ON MyOtherTable.ID = MyLastTable.ID',
$query->sql($parameters)
);
$query = new SQLSelect();
$query->setFrom('MyTable');
$query->addInnerJoin('MyOtherTable', 'MyOtherTable.ID = 2', 'table1');
$query->addLeftJoin('MyLastTable', 'MyOtherTable.ID = MyLastTable.ID', 'table2');
$this->assertSQLEquals('SELECT * FROM MyTable '.
'INNER JOIN "MyOtherTable" AS "table1" ON MyOtherTable.ID = 2 '.
'LEFT JOIN "MyLastTable" AS "table2" ON MyOtherTable.ID = MyLastTable.ID',
$query->sql($parameters)
);
}
public function testJoinSubSelect() {
$query = new SQLSelect();
$query->setFrom('MyTable');
$query->addInnerJoin('(SELECT * FROM MyOtherTable)',
'Mot.MyTableID = MyTable.ID', 'Mot');
$query->addLeftJoin('(SELECT MyLastTable.MyOtherTableID, COUNT(1) as MyLastTableCount FROM MyLastTable '
. 'GROUP BY MyOtherTableID)',
'Mlt.MyOtherTableID = Mot.ID', 'Mlt');
$query->setOrderBy('COALESCE(Mlt.MyLastTableCount, 0) DESC');
$this->assertSQLEquals('SELECT *, COALESCE(Mlt.MyLastTableCount, 0) AS "_SortColumn0" FROM MyTable '.
'INNER JOIN (SELECT * FROM MyOtherTable) AS "Mot" ON Mot.MyTableID = MyTable.ID ' .
'LEFT JOIN (SELECT MyLastTable.MyOtherTableID, COUNT(1) as MyLastTableCount FROM MyLastTable '
. 'GROUP BY MyOtherTableID) AS "Mlt" ON Mlt.MyOtherTableID = Mot.ID ' .
'ORDER BY "_SortColumn0" DESC',
$query->sql($parameters)
);
}
public function testSetWhereAny() {
$query = new SQLSelect();
$query->setFrom('MyTable');
$query->setWhereAny(array(
'Monkey' => 'Chimp',
'Color' => 'Brown'
));
$sql = $query->sql($parameters);
$this->assertSQLEquals("SELECT * FROM MyTable WHERE ((Monkey = ?) OR (Color = ?))", $sql);
$this->assertEquals(array('Chimp', 'Brown'), $parameters);
}
public function testSelectFirst() {
// Test first from sequence
$query = new SQLSelect();
$query->setFrom('"SQLQueryTest_DO"');
$query->setOrderBy('"Name"');
$result = $query->firstRow()->execute();
$records = array();
foreach($result as $row) {
$records[] = $row;
}
$this->assertCount(1, $records);
$this->assertEquals('Object 1', $records[0]['Name']);
// Test first from empty sequence
$query = new SQLSelect();
$query->setFrom('"SQLQueryTest_DO"');
$query->setOrderBy('"Name"');
$query->setWhere(array('"Name"' => 'Nonexistent Object'));
$result = $query->firstRow()->execute();
$records = array();
foreach($result as $row) {
$records[] = $row;
}
$this->assertCount(0, $records);
// Test that given the last item, the 'first' in this list matches the last
$query = new SQLSelect();
$query->setFrom('"SQLQueryTest_DO"');
$query->setOrderBy('"Name"');
$query->setLimit(1, 1);
$result = $query->firstRow()->execute();
$records = array();
foreach($result as $row) {
$records[] = $row;
}
$this->assertCount(1, $records);
$this->assertEquals('Object 2', $records[0]['Name']);
}
public function testSelectLast() {
// Test last in sequence
$query = new SQLSelect();
$query->setFrom('"SQLQueryTest_DO"');
$query->setOrderBy('"Name"');
$result = $query->lastRow()->execute();
$records = array();
foreach($result as $row) {
$records[] = $row;
}
$this->assertCount(1, $records);
$this->assertEquals('Object 2', $records[0]['Name']);
// Test last from empty sequence
$query = new SQLSelect();
$query->setFrom('"SQLQueryTest_DO"');
$query->setOrderBy('"Name"');
$query->setWhere(array("\"Name\" = 'Nonexistent Object'"));
$result = $query->lastRow()->execute();
$records = array();
foreach($result as $row) {
$records[] = $row;
}
$this->assertCount(0, $records);
// Test that given the first item, the 'last' in this list matches the first
$query = new SQLSelect();
$query->setFrom('"SQLQueryTest_DO"');
$query->setOrderBy('"Name"');
$query->setLimit(1);
$result = $query->lastRow()->execute();
$records = array();
foreach($result as $row) {
$records[] = $row;
}
$this->assertCount(1, $records);
$this->assertEquals('Object 1', $records[0]['Name']);
}
/**
* Tests aggregate() function
*/
public function testAggregate() {
$query = new SQLSelect('"Common"');
$query->setFrom('"SQLQueryTest_DO"');
$query->setGroupBy('"Common"');
$queryClone = $query->aggregate('COUNT(*)', 'cnt');
$result = $queryClone->execute();
$this->assertEquals(array(2), $result->column('cnt'));
}
/**
* Tests that an ORDER BY is only added if a LIMIT is set.
*/
public function testAggregateNoOrderByIfNoLimit() {
$query = new SQLSelect();
$query->setFrom('"SQLQueryTest_DO"');
$query->setOrderBy('Common');
$query->setLimit(array());
$aggregate = $query->aggregate('MAX("ID")');
$limit = $aggregate->getLimit();
$this->assertEquals(array(), $aggregate->getOrderBy());
$this->assertEquals(array(), $limit);
$query = new SQLSelect();
$query->setFrom('"SQLQueryTest_DO"');
$query->setOrderBy('Common');
$query->setLimit(2);
$aggregate = $query->aggregate('MAX("ID")');
$limit = $aggregate->getLimit();
$this->assertEquals(array('Common' => 'ASC'), $aggregate->getOrderBy());
$this->assertEquals(array('start' => 0, 'limit' => 2), $limit);
}
/**
* Test that "_SortColumn0" is added for an aggregate in the ORDER BY
* clause, in combination with a LIMIT and GROUP BY clause.
* For some databases, like MSSQL, this is a complicated scenario
* because a subselect needs to be done to query paginated data.
*/
public function testOrderByContainingAggregateAndLimitOffset() {
$query = new SQLSelect();
$query->setSelect(array('"Name"', '"Meta"'));
$query->setFrom('"SQLQueryTest_DO"');
$query->setOrderBy(array('MAX("Date")'));
$query->setGroupBy(array('"Name"', '"Meta"'));
$query->setLimit('1', '1');
$records = array();
foreach($query->execute() as $record) {
$records[] = $record;
}
$this->assertCount(1, $records);
$this->assertEquals('Object 2', $records[0]['Name']);
$this->assertEquals('2012-05-01 09:00:00', $records['0']['_SortColumn0']);
}
/**
* Test that multiple order elements are maintained in the given order
*/
public function testOrderByMultiple() {
if(DB::get_conn() instanceof MySQLDatabase) {
$query = new SQLSelect();
$query->setSelect(array('"Name"', '"Meta"'));
$query->setFrom('"SQLQueryTest_DO"');
$query->setOrderBy(array('MID("Name", 8, 1) DESC', '"Name" ASC'));
$records = array();
foreach($query->execute() as $record) {
$records[] = $record;
}
$this->assertCount(2, $records);
$this->assertEquals('Object 2', $records[0]['Name']);
$this->assertEquals('2', $records[0]['_SortColumn0']);
$this->assertEquals('Object 1', $records[1]['Name']);
$this->assertEquals('1', $records[1]['_SortColumn0']);
}
}
/**
* Test passing in a LIMIT with OFFSET clause string.
*/
public function testLimitSetFromClauseString() {
$query = new SQLSelect();
$query->setSelect('*');
$query->setFrom('"SQLQueryTest_DO"');
$query->setLimit('20 OFFSET 10');
$limit = $query->getLimit();
$this->assertEquals(20, $limit['limit']);
$this->assertEquals(10, $limit['start']);
}
public function testParameterisedInnerJoins() {
$query = new SQLSelect();
$query->setSelect(array('"SQLQueryTest_DO"."Name"', '"SubSelect"."Count"'));
$query->setFrom('"SQLQueryTest_DO"');
$query->addInnerJoin(
'(SELECT "Title", COUNT(*) AS "Count" FROM "SQLQueryTestBase" GROUP BY "Title" HAVING "Title" NOT LIKE ?)',
'"SQLQueryTest_DO"."Name" = "SubSelect"."Title"',
'SubSelect',
20,
array('%MyName%')
);
$query->addWhere(array('"SQLQueryTest_DO"."Date" > ?' => '2012-08-08 12:00'));
$this->assertSQLEquals('SELECT "SQLQueryTest_DO"."Name", "SubSelect"."Count"
FROM "SQLQueryTest_DO" INNER JOIN (SELECT "Title", COUNT(*) AS "Count" FROM "SQLQueryTestBase"
GROUP BY "Title" HAVING "Title" NOT LIKE ?) AS "SubSelect" ON "SQLQueryTest_DO"."Name" =
"SubSelect"."Title"
WHERE ("SQLQueryTest_DO"."Date" > ?)', $query->sql($parameters)
);
$this->assertEquals(array('%MyName%', '2012-08-08 12:00'), $parameters);
$query->execute();
}
public function testParameterisedLeftJoins() {
$query = new SQLSelect();
$query->setSelect(array('"SQLQueryTest_DO"."Name"', '"SubSelect"."Count"'));
$query->setFrom('"SQLQueryTest_DO"');
$query->addLeftJoin(
'(SELECT "Title", COUNT(*) AS "Count" FROM "SQLQueryTestBase" GROUP BY "Title" HAVING "Title" NOT LIKE ?)',
'"SQLQueryTest_DO"."Name" = "SubSelect"."Title"',
'SubSelect',
20,
array('%MyName%')
);
$query->addWhere(array('"SQLQueryTest_DO"."Date" > ?' => '2012-08-08 12:00'));
$this->assertSQLEquals('SELECT "SQLQueryTest_DO"."Name", "SubSelect"."Count"
FROM "SQLQueryTest_DO" LEFT JOIN (SELECT "Title", COUNT(*) AS "Count" FROM "SQLQueryTestBase"
GROUP BY "Title" HAVING "Title" NOT LIKE ?) AS "SubSelect" ON "SQLQueryTest_DO"."Name" =
"SubSelect"."Title"
WHERE ("SQLQueryTest_DO"."Date" > ?)', $query->sql($parameters)
);
$this->assertEquals(array('%MyName%', '2012-08-08 12:00'), $parameters);
$query->execute();
}
}
class SQLQueryTest_DO extends DataObject implements TestOnly {
private static $db = array(
"Name" => "Varchar",
"Meta" => "Varchar",
"Common" => "Varchar",
"Date" => "SS_Datetime"
);
}
class SQLQueryTestBase extends DataObject implements TestOnly {
private static $db = array(
"Title" => "Varchar",
);
}
class SQLQueryTestChild extends SQLQueryTestBase {
private static $db = array(
"Name" => "Varchar",
);
private static $has_one = array(
);
}