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);
}