---
title: testDefinition
slug: /main-concepts/metadata-standard/schemas/tests/testdefinition
---

# TestDefinition

*Test Definition is a type of test using which test cases are created to capture data quality tests against data entities.*

## Properties

- **`id`**: Unique identifier of this test case definition instance. Refer to *../type/basic.json#/definitions/uuid*.
- **`name`**: Name that identifies this test case. Refer to *../type/basic.json#/definitions/entityName*.
- **`displayName`** *(string)*: Display Name that identifies this test case.
- **`fullyQualifiedName`**: FullyQualifiedName same as `name`. Refer to *../type/basic.json#/definitions/fullyQualifiedEntityName*.
- **`description`**: Description of the testcase. Refer to *../type/basic.json#/definitions/markdown*.
- **`entityType`**: Refer to *#/definitions/entityType*.
- **`testPlatforms`** *(array)*
  - **Items**: Refer to *#/definitions/testPlatform*.
- **`supportedDataTypes`** *(array)*
  - **Items**: Refer to *../entity/data/table.json#/definitions/dataType*.
- **`parameterDefinition`** *(array)*
  - **Items**: Refer to *#/definitions/testCaseParameterDefinition*.
- **`owner`**: Owner of this TestCase definition. Refer to *../type/entityReference.json*. Default: `None`.
- **`version`**: Metadata version of the entity. Refer to *../type/entityHistory.json#/definitions/entityVersion*.
- **`updatedAt`**: Last update time corresponding to the new version of the entity in Unix epoch time milliseconds. Refer to *../type/basic.json#/definitions/timestamp*.
- **`updatedBy`** *(string)*: User who made the update.
- **`href`**: Link to the resource corresponding to this entity. Refer to *../type/basic.json#/definitions/href*.
- **`changeDescription`**: Change that lead to this version of the entity. Refer to *../type/entityHistory.json#/definitions/changeDescription*.
- **`deleted`** *(boolean)*: When `true` indicates the entity has been soft deleted. Default: `False`.
## Definitions

- **`testPlatform`** *(string)*: This schema defines the platform where tests are defined and ran. Must be one of: `['OpenMetadata', 'GreatExpectations', 'DBT', 'Deequ', 'Soda', 'Other']`.
- **`testDataType`** *(string)*: This enum defines the type of data stored in a column. Must be one of: `['NUMBER', 'INT', 'FLOAT', 'DOUBLE', 'DECIMAL', 'TIMESTAMP', 'TIME', 'DATE', 'DATETIME', 'ARRAY', 'MAP', 'SET', 'STRING', 'BOOLEAN']`.
- **`entityType`** *(string)*: This enum defines the type for which this test definition applies to. Must be one of: `['TABLE', 'COLUMN']`.
- **`testCaseParameterDefinition`** *(object)*: This schema defines the parameters that can be passed for a Test Case.
  - **`name`** *(string)*: name of the parameter.
  - **`displayName`** *(string)*: Display Name that identifies this parameter name.
  - **`dataType`**: Data type of the parameter (int, date etc.). Refer to *#/definitions/testDataType*.
  - **`description`**: Description of the parameter. Refer to *../type/basic.json#/definitions/markdown*.
  - **`required`** *(boolean)*: Is this parameter required. Default: `False`.
  - **`optionValues`** *(array)*: List of values that can be passed for this parameter. Default: `[]`.


Documentation file automatically generated at 2023-10-27 13:55:46.343512.