silverstripe-framework/tests/model/DBFieldTest.php

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<?php
/**
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*
* Tests for DBField objects.
* @package framework
* @subpackage tests
*
*/
class DBFieldTest extends SapphireTest {
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/**
* Test the nullValue() method on DBField.
*/
public function testNullValue() {
/* Float and Double use 0 for "null" value representation */
$this->assertEquals(0, singleton('Float')->nullValue());
$this->assertEquals(0, singleton('Double')->nullValue());
}
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/**
* Test the prepValueForDB() method on DBField.
*/
public function testPrepValueForDB() {
$db = DB::get_conn();
/* Float behaviour, asserting we have 0 */
$this->assertEquals(0, singleton('Float')->prepValueForDB(0));
$this->assertEquals(0, singleton('Float')->prepValueForDB(null));
$this->assertEquals(0, singleton('Float')->prepValueForDB(false));
$this->assertEquals(0, singleton('Float')->prepValueForDB(''));
$this->assertEquals('0', singleton('Float')->prepValueForDB('0'));
/* Double behaviour, asserting we have 0 */
$this->assertEquals(0, singleton('Double')->prepValueForDB(0));
$this->assertEquals(0, singleton('Double')->prepValueForDB(null));
$this->assertEquals(0, singleton('Double')->prepValueForDB(false));
$this->assertEquals(0, singleton('Double')->prepValueForDB(''));
$this->assertEquals('0', singleton('Double')->prepValueForDB('0'));
/* Integer behaviour, asserting we have 0 */
$this->assertEquals(0, singleton('Int')->prepValueForDB(0));
$this->assertEquals(0, singleton('Int')->prepValueForDB(null));
$this->assertEquals(0, singleton('Int')->prepValueForDB(false));
$this->assertEquals(0, singleton('Int')->prepValueForDB(''));
$this->assertEquals('0', singleton('Int')->prepValueForDB('0'));
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/* Integer behaviour, asserting we have 1 */
$this->assertEquals(1, singleton('Int')->prepValueForDB(true));
$this->assertEquals(1, singleton('Int')->prepValueForDB(1));
$this->assertEquals('1', singleton('Int')->prepValueForDB('1'));
/* Decimal behaviour, asserting we have 0 */
$this->assertEquals(0, singleton('Decimal')->prepValueForDB(0));
$this->assertEquals(0, singleton('Decimal')->prepValueForDB(null));
$this->assertEquals(0, singleton('Decimal')->prepValueForDB(false));
$this->assertEquals(0, singleton('Decimal')->prepValueForDB(''));
$this->assertEquals('0', singleton('Decimal')->prepValueForDB('0'));
/* Decimal behaviour, asserting we have 1 */
$this->assertEquals(1, singleton('Decimal')->prepValueForDB(true));
$this->assertEquals(1, singleton('Decimal')->prepValueForDB(1));
$this->assertEquals('1', singleton('Decimal')->prepValueForDB('1'));
/* Boolean behaviour, asserting we have 0 */
$this->assertEquals(false, singleton('Boolean')->prepValueForDB(0));
$this->assertEquals(false, singleton('Boolean')->prepValueForDB(null));
$this->assertEquals(false, singleton('Boolean')->prepValueForDB(false));
$this->assertEquals(false, singleton('Boolean')->prepValueForDB('false'));
$this->assertEquals(false, singleton('Boolean')->prepValueForDB('f'));
$this->assertEquals(false, singleton('Boolean')->prepValueForDB(''));
$this->assertEquals(false, singleton('Boolean')->prepValueForDB('0'));
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/* Boolean behaviour, asserting we have 1 */
$this->assertEquals(true, singleton('Boolean')->prepValueForDB(true));
$this->assertEquals(true, singleton('Boolean')->prepValueForDB('true'));
$this->assertEquals(true, singleton('Boolean')->prepValueForDB('t'));
$this->assertEquals(true, singleton('Boolean')->prepValueForDB(1));
$this->assertEquals(true, singleton('Boolean')->prepValueForDB('1'));
// @todo - Revisit Varchar to evaluate correct behaviour of nullifyEmpty
/* Varchar behaviour */
$this->assertEquals(0, singleton('Varchar')->prepValueForDB(0));
$this->assertEquals(null, singleton('Varchar')->prepValueForDB(null));
$this->assertEquals(null, singleton('Varchar')->prepValueForDB(false));
$this->assertEquals(null, singleton('Varchar')->prepValueForDB(''));
$this->assertEquals('0', singleton('Varchar')->prepValueForDB('0'));
$this->assertEquals(1, singleton('Varchar')->prepValueForDB(1));
$this->assertEquals(true, singleton('Varchar')->prepValueForDB(true));
$this->assertEquals('1', singleton('Varchar')->prepValueForDB('1'));
$this->assertEquals('00000', singleton('Varchar')->prepValueForDB('00000'));
$this->assertEquals(0, singleton('Varchar')->prepValueForDB(0000));
$this->assertEquals('test', singleton('Varchar')->prepValueForDB('test'));
$this->assertEquals(123, singleton('Varchar')->prepValueForDB(123));
/* AllowEmpty Varchar behaviour */
$varcharField = new Varchar("testfield", 50, array("nullifyEmpty"=>false));
$this->assertSame(0, $varcharField->prepValueForDB(0));
$this->assertSame(null, $varcharField->prepValueForDB(null));
$this->assertSame(null, $varcharField->prepValueForDB(false));
$this->assertSame('', $varcharField->prepValueForDB(''));
$this->assertSame('0', $varcharField->prepValueForDB('0'));
$this->assertSame(1, $varcharField->prepValueForDB(1));
$this->assertSame(true, $varcharField->prepValueForDB(true));
$this->assertSame('1', $varcharField->prepValueForDB('1'));
$this->assertSame('00000', $varcharField->prepValueForDB('00000'));
$this->assertSame(0, $varcharField->prepValueForDB(0000));
$this->assertSame('test', $varcharField->prepValueForDB('test'));
$this->assertSame(123, $varcharField->prepValueForDB(123));
unset($varcharField);
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/* Text behaviour */
$this->assertEquals(0, singleton('Text')->prepValueForDB(0));
$this->assertEquals(null, singleton('Text')->prepValueForDB(null));
$this->assertEquals(null, singleton('Text')->prepValueForDB(false));
$this->assertEquals(null, singleton('Text')->prepValueForDB(''));
$this->assertEquals('0', singleton('Text')->prepValueForDB('0'));
$this->assertEquals(1, singleton('Text')->prepValueForDB(1));
$this->assertEquals(true, singleton('Text')->prepValueForDB(true));
$this->assertEquals('1', singleton('Text')->prepValueForDB('1'));
$this->assertEquals('00000', singleton('Text')->prepValueForDB('00000'));
$this->assertEquals(0, singleton('Text')->prepValueForDB(0000));
$this->assertEquals('test', singleton('Text')->prepValueForDB('test'));
$this->assertEquals(123, singleton('Text')->prepValueForDB(123));
/* AllowEmpty Text behaviour */
$textField = new Text("testfield", array("nullifyEmpty"=>false));
$this->assertSame(0, $textField->prepValueForDB(0));
$this->assertSame(null, $textField->prepValueForDB(null));
$this->assertSame(null, $textField->prepValueForDB(false));
$this->assertSame('', $textField->prepValueForDB(''));
$this->assertSame('0', $textField->prepValueForDB('0'));
$this->assertSame(1, $textField->prepValueForDB(1));
$this->assertSame(true, $textField->prepValueForDB(true));
$this->assertSame('1', $textField->prepValueForDB('1'));
$this->assertSame('00000', $textField->prepValueForDB('00000'));
$this->assertSame(0, $textField->prepValueForDB(0000));
$this->assertSame('test', $textField->prepValueForDB('test'));
$this->assertSame(123, $textField->prepValueForDB(123));
unset($textField);
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/* Time behaviour */
$time = singleton('Time');
$time->setValue('00:01am');
$this->assertEquals("00:01:00", $time->getValue());
$time->setValue('00:59am');
$this->assertEquals("00:59:00", $time->getValue());
$time->setValue('11:59am');
$this->assertEquals("11:59:00", $time->getValue());
$time->setValue('12:00pm');
$this->assertEquals("12:00:00", $time->getValue());
$time->setValue('12:59am');
$this->assertEquals("12:59:00", $time->getValue());
$time->setValue('1:00pm');
$this->assertEquals("13:00:00", $time->getValue());
$time->setValue('11:59pm');
$this->assertEquals("23:59:00", $time->getValue());
$time->setValue('00:00am');
$this->assertEquals("00:00:00", $time->getValue());
$time->setValue('00:00:00');
$this->assertEquals("00:00:00", $time->getValue());
/* BigInt behaviour */
$bigInt = singleton('BigInt');
$bigInt->setValue(PHP_INT_MAX);
$this->assertEquals(PHP_INT_MAX, $bigInt->getValue());
}
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public function testExists() {
$varcharField = new Varchar("testfield");
$this->assertTrue($varcharField->getNullifyEmpty());
$varcharField->setValue('abc');
$this->assertTrue($varcharField->exists());
$varcharField->setValue('');
$this->assertFalse($varcharField->exists());
$varcharField->setValue(null);
$this->assertFalse($varcharField->exists());
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$varcharField = new Varchar("testfield", 50, array('nullifyEmpty'=>false));
$this->assertFalse($varcharField->getNullifyEmpty());
$varcharField->setValue('abc');
$this->assertTrue($varcharField->exists());
$varcharField->setValue('');
$this->assertTrue($varcharField->exists());
$varcharField->setValue(null);
$this->assertFalse($varcharField->exists());
$textField = new Text("testfield");
$this->assertTrue($textField->getNullifyEmpty());
$textField->setValue('abc');
$this->assertTrue($textField->exists());
$textField->setValue('');
$this->assertFalse($textField->exists());
$textField->setValue(null);
$this->assertFalse($textField->exists());
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$textField = new Text("testfield", array('nullifyEmpty'=>false));
$this->assertFalse($textField->getNullifyEmpty());
$textField->setValue('abc');
$this->assertTrue($textField->exists());
$textField->setValue('');
$this->assertTrue($textField->exists());
$textField->setValue(null);
$this->assertFalse($textField->exists());
}
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public function testStringFieldsWithMultibyteData() {
$plainFields = array('Varchar', 'Text');
$htmlFields = array('HTMLVarchar', 'HTMLText');
$allFields = array_merge($plainFields, $htmlFields);
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$value = 'üåäöÜÅÄÖ';
foreach ($allFields as $stringField) {
$stringField = DBField::create_field($stringField, $value);
for ($i = 1; $i < mb_strlen($value); $i++) {
$expected = mb_substr($value, 0, $i) . '...';
$this->assertEquals($expected, $stringField->LimitCharacters($i));
}
}
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$value = '<p>üåäö&amp;ÜÅÄÖ</p>';
foreach ($htmlFields as $stringField) {
$stringField = DBField::create_field($stringField, $value);
$this->assertEquals('üåäö&amp;ÜÅÄ...', $stringField->LimitCharacters(8));
}
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$this->assertEquals('ÅÄÖ', DBField::create_field('Text', 'åäö')->UpperCase());
$this->assertEquals('åäö', DBField::create_field('Text', 'ÅÄÖ')->LowerCase());
}
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public function testIntFloatPhp5Behaviour() {
if (PHP_MAJOR_VERSION < 7) {
// PHP 5 - Int class exists and is an instance of DBInt
// Can't use the reserved words for these classes or we'll get a compile error on PHP7
$classname = "int";
$obj = new $classname();
$this->assertInstanceOf('DBInt', $obj);
$classname = "float";
$obj = new $classname();
$this->assertInstanceOf('DBFloat', $obj);
} else {
// PHP 7 - classes don't exist
$this->assertFalse(class_exists("Int"));
$this->assertFalse(class_exists("Float"));
}
}
}