MockV3Aggregator v0.2.9 API Reference
MockV3Aggregator
Mock implementation of V3 aggregator.
Variables
aggregator
address aggregator
The address of the current aggregator.
proposedAggregator
address proposedAggregator
The address of the proposed aggregator.
version
uint256 version
The version of the aggregator.
Functions
confirmAggregator
function confirmAggregator(address _aggregator) external
Confirms the proposed aggregator.
Parameters
| Name | Type | Description |
|---|---|---|
| _aggregator | address | - The address of the proposed aggregator. |
constructor
constructor(uint8 _decimals, int256 _initialAnswer) public
Constructor to initialize the MockV3Aggregator contract with initial parameters.
Parameters
| Name | Type | Description |
|---|---|---|
| _decimals | uint8 | - The number of decimals for the aggregator. |
| _initialAnswer | int256 | - The initial answer to be set in the mock aggregator. |
decimals
function decimals() external view returns (uint8)
Gets the number of decimals used by the aggregator.
Returns
| Name | Type | Description |
|---|---|---|
| [0] | uint8 | uint8 - The number of decimals. |
description
function description() external pure returns (string)
Gets the description of the aggregator.
Returns
| Name | Type | Description |
|---|---|---|
| [0] | string | string memory - The description of the aggregator. |
getAnswer
function getAnswer(uint256 roundId) external view returns (int256)
Gets the answer for a specific round ID.
Parameters
| Name | Type | Description |
|---|---|---|
| roundId | uint256 | - The round ID to get the answer for. |
Returns
| Name | Type | Description |
|---|---|---|
| [0] | int256 | int256 - The answer for the given round ID. |
getRoundData
function getRoundData(uint80 _roundId) external view returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound)
Gets the round data for a specific round ID.
This function should raise "No data present" if no data is available for the given round ID.
Parameters
| Name | Type | Description |
|---|---|---|
| _roundId | uint80 | - The round ID to get the data for. |
Returns
| Name | Type | Description |
|---|---|---|
| roundId | uint80 | - The round ID. |
| answer | int256 | - The answer for the round. |
| startedAt | uint256 | - The timestamp when the round started. |
| updatedAt | uint256 | - The timestamp when the round was updated. |
| answeredInRound | uint80 | - The round ID in which the answer was computed. |
getTimestamp
function getTimestamp(uint256 roundId) external view returns (uint256)
Gets the timestamp for a specific round ID.
Parameters
| Name | Type | Description |
|---|---|---|
| roundId | uint256 | - The round ID to get the timestamp for. |
Returns
| Name | Type | Description |
|---|---|---|
| [0] | uint256 | uint256 - The timestamp for the given round ID. |
latestAnswer
function latestAnswer() external view returns (int256)
Gets the latest answer from the aggregator.
Returns
| Name | Type | Description |
|---|---|---|
| [0] | int256 | int256 - The latest answer. |
latestRound
function latestRound() external view returns (uint256)
Gets the latest round ID from the aggregator.
Returns
| Name | Type | Description |
|---|---|---|
| [0] | uint256 | uint256 - The latest round ID. |
latestRoundData
function latestRoundData() external view returns (uint80 roundId, int256 answer, uint256 startedAt, uint256 updatedAt, uint80 answeredInRound)
Gets the latest round data.
This function should raise "No data present" if no data is available.
Returns
| Name | Type | Description |
|---|---|---|
| roundId | uint80 | - The latest round ID. |
| answer | int256 | - The latest answer. |
| startedAt | uint256 | - The timestamp when the latest round started. |
| updatedAt | uint256 | - The timestamp when the latest round was updated. |
| answeredInRound | uint80 | - The round ID in which the latest answer was computed. |
latestTimestamp
function latestTimestamp() external view returns (uint256)
Gets the timestamp of the latest answer from the aggregator.
Returns
| Name | Type | Description |
|---|---|---|
| [0] | uint256 | uint256 - The timestamp of the latest answer. |
proposeAggregator
function proposeAggregator(contract AggregatorV2V3Interface _aggregator) external
Proposes a new aggregator.
Parameters
| Name | Type | Description |
|---|---|---|
| _aggregator | contract AggregatorV2V3Interface | - The address of the proposed aggregator. |
updateAnswer
function updateAnswer(int256 _answer) public
Updates the answer in the mock aggregator.
Parameters
| Name | Type | Description |
|---|---|---|
| _answer | int256 | - The new answer to be set. |
updateRoundData
function updateRoundData(uint80 _roundId, int256 _answer, uint256 _timestamp, uint256 _startedAt) public
Updates the round data in the mock aggregator.
Parameters
| Name | Type | Description |
|---|---|---|
| _roundId | uint80 | - The round ID to be updated. |
| _answer | int256 | - The new answer to be set. |
| _timestamp | uint256 | - The timestamp to be set. |
| _startedAt | uint256 | - The timestamp when the round started. |