function TypedDataTest::testTypedDataLists
Same name in other branches
- 9 core/tests/Drupal/KernelTests/Core/TypedData/TypedDataTest.php \Drupal\KernelTests\Core\TypedData\TypedDataTest::testTypedDataLists()
- 8.9.x core/tests/Drupal/KernelTests/Core/TypedData/TypedDataTest.php \Drupal\KernelTests\Core\TypedData\TypedDataTest::testTypedDataLists()
- 11.x core/tests/Drupal/KernelTests/Core/TypedData/TypedDataTest.php \Drupal\KernelTests\Core\TypedData\TypedDataTest::testTypedDataLists()
Tests using typed data lists.
File
-
core/
tests/ Drupal/ KernelTests/ Core/ TypedData/ TypedDataTest.php, line 389
Class
- TypedDataTest
- Tests the functionality of all core data types.
Namespace
Drupal\KernelTests\Core\TypedDataCode
public function testTypedDataLists() : void {
// Test working with an existing list of strings.
$value = [
'one',
'two',
'three',
];
$typed_data = $this->createTypedData(ListDataDefinition::create('string'), $value);
$this->assertEquals($value, $typed_data->getValue(), 'List value has been set.');
// Test iterating.
$count = 0;
foreach ($typed_data as $item) {
$this->assertInstanceOf(TypedDataInterface::class, $item);
$count++;
}
$this->assertEquals(3, $count);
// Test getting the string representation.
$this->assertEquals('one, two, three', $typed_data->getString());
$typed_data[1] = '';
$this->assertEquals('one, three', $typed_data->getString());
// Test using array access.
$this->assertEquals('one', $typed_data[0]->getValue());
$typed_data[] = 'four';
$this->assertEquals('four', $typed_data[3]->getValue());
$this->assertEquals(4, $typed_data->count());
$this->assertTrue(isset($typed_data[0]));
$this->assertTrue(!isset($typed_data[6]));
// Test isEmpty and cloning.
$this->assertFalse($typed_data->isEmpty());
$clone = clone $typed_data;
$this->assertSame($typed_data->getValue(), $clone->getValue());
$this->assertNotSame($typed_data[0], $clone[0]);
$clone->setValue([]);
$this->assertTrue($clone->isEmpty());
// Make sure that resetting the value using NULL results in an empty array.
$clone->setValue([]);
$typed_data->setValue(NULL);
$this->assertSame([], $typed_data->getValue());
$this->assertSame([], $clone->getValue());
// Test dealing with NULL items.
$typed_data[] = NULL;
$this->assertTrue($typed_data->isEmpty());
$this->assertCount(1, $typed_data);
$typed_data[] = '';
$this->assertFalse($typed_data->isEmpty());
$this->assertCount(2, $typed_data);
$typed_data[] = 'three';
$this->assertFalse($typed_data->isEmpty());
$this->assertCount(3, $typed_data);
$this->assertEquals([
NULL,
'',
'three',
], $typed_data->getValue());
// Test unsetting.
unset($typed_data[1]);
$this->assertCount(2, $typed_data);
// Check that items were shifted.
$this->assertEquals('three', $typed_data[1]->getValue());
// Getting a not set list item returns NULL, and does not create a new item.
$this->assertNull($typed_data[2]);
$this->assertCount(2, $typed_data);
// Test setting the list with less values.
$typed_data->setValue([
'one',
]);
$this->assertEquals(1, $typed_data->count());
// Test setting invalid values.
try {
$typed_data->setValue('string');
$this->fail('No exception has been thrown when setting an invalid value.');
} catch (\Exception $e) {
// Expected exception; just continue testing.
}
}
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