function FieldAttachStorageTestCase::testFieldHasData

Test field_has_data().

File

modules/field/tests/field.test, line 499

Class

FieldAttachStorageTestCase

Unit test class for storage-related field_attach_* functions.

Code

function testFieldHasData() {
    $entity_type = 'test_entity';
    $langcode = LANGUAGE_NONE;
    $field_name = 'field_1';
    $field = array(
        'field_name' => $field_name,
        'type' => 'test_field',
    );
    $field = field_create_field($field);
    $this->assertFalse(field_has_data($field), "No data should be detected.");
    $instance = array(
        'field_name' => $field_name,
        'entity_type' => 'test_entity',
        'bundle' => 'test_bundle',
    );
    $instance = field_create_instance($instance);
    $table = _field_sql_storage_tablename($field);
    $revision_table = _field_sql_storage_revision_tablename($field);
    $columns = array(
        'entity_type',
        'entity_id',
        'revision_id',
        'delta',
        'language',
        $field_name . '_value',
    );
    $eid = 0;
    // Insert values into the field revision table.
    $query = db_insert($revision_table)->fields($columns);
    $query->values(array(
        $entity_type,
        $eid,
        0,
        0,
        $langcode,
        1,
    ));
    $query->execute();
    $this->assertTrue(field_has_data($field), "Revision data only should be detected.");
    $field_name = 'field_2';
    $field = array(
        'field_name' => $field_name,
        'type' => 'test_field',
    );
    $field = field_create_field($field);
    $this->assertFalse(field_has_data($field), "No data should be detected.");
    $instance = array(
        'field_name' => $field_name,
        'entity_type' => 'test_entity',
        'bundle' => 'test_bundle',
    );
    $instance = field_create_instance($instance);
    $table = _field_sql_storage_tablename($field);
    $revision_table = _field_sql_storage_revision_tablename($field);
    $columns = array(
        'entity_type',
        'entity_id',
        'revision_id',
        'delta',
        'language',
        $field_name . '_value',
    );
    $eid = 1;
    // Insert values into the field table.
    $query = db_insert($table)->fields($columns);
    $query->values(array(
        $entity_type,
        $eid,
        0,
        0,
        $langcode,
        1,
    ));
    $query->execute();
    $this->assertTrue(field_has_data($field), "Values only in field table should be detected.");
}