function TimestampItemTest::testDateTime

Tests using entity fields of the datetime field type.

File

core/modules/field/tests/src/Kernel/Timestamp/TimestampItemTest.php, line 58

Class

TimestampItemTest

Tests the timestamp fields.

Namespace

Code

public function testDateTime() : void {
    // Verify entity creation.
    $entity = EntityTest::create();
    $value = 1488914208;
    $entity->field_timestamp = $value;
    $entity->name->value = $this->randomMachineName();
    $this->entityValidateAndSave($entity);
    // Verify entity has been created properly.
    $id = $entity->id();
    $entity = EntityTest::load($id);
    $this->assertInstanceOf(FieldItemListInterface::class, $entity->field_timestamp);
    $this->assertInstanceOf(FieldItemInterface::class, $entity->field_timestamp[0]);
    $this->assertEquals($entity->field_timestamp->value, $value);
    $this->assertEquals($entity->field_timestamp[0]->value, $value);
    // Verify changing the date value.
    $new_value = 1488914000;
    $entity->field_timestamp->value = $new_value;
    $this->assertEquals($entity->field_timestamp->value, $new_value);
    // Read changed entity and assert changed values.
    $this->entityValidateAndSave($entity);
    $entity = EntityTest::load($id);
    $this->assertEquals($entity->field_timestamp->value, $new_value);
    // Test sample item generation.
    $entity = EntityTest::create();
    $entity->field_timestamp
        ->generateSampleItems();
    $this->entityValidateAndSave($entity);
    // Ensure there is sample value a generated for the field.
    $this->assertNotNull($entity->field_timestamp->value);
}