# TestTokens.sol

View Source: [contracts/TestTokens.sol](https://github.com/AlkemiNetwork/alkemi-earn-contracts/tree/ae6d5c01ff8b3810c4005457ac7ce441ab1c7ec5/contracts/TestTokens.sol)

### Contract Members

**Constants & Variables**

```javascript
string public name;
string public symbol;
uint8 public decimals;
uint256 public supply;
mapping(address => uint256) public balances;
mapping(address => mapping(address => uint256)) public allowed;
```

**Events**

```javascript
event Transfer(address  sender, address  receiver, uint256  tokens);
event Approval(address  sender, address  delegate, uint256  tokens);
```

### Functions

* totalSupply()
* balanceOf(address tokenOwner)
* transfer(address receiver, uint256 numTokens)
* approve(address delegate, uint256 numTokens)
* allowance(address owner, address delegate)
* transferFrom(address owner, address buyer, uint256 numTokens)
* allocateTo(address \_owner, uint256 value)

#### totalSupply

```javascript
function totalSupply() external view
returns(uint256)
```

**Arguments**

| Name | Type | Description |
| ---- | ---- | ----------- |

#### balanceOf

```javascript
function balanceOf(address tokenOwner) external view
returns(uint256)
```

**Arguments**

| Name       | Type    | Description |
| ---------- | ------- | ----------- |
| tokenOwner | address |             |

#### transfer

```javascript
function transfer(address receiver, uint256 numTokens) external nonpayable
returns(bool)
```

**Arguments**

| Name      | Type    | Description |
| --------- | ------- | ----------- |
| receiver  | address |             |
| numTokens | uint256 |             |

#### approve

```javascript
function approve(address delegate, uint256 numTokens) external nonpayable
returns(bool)
```

**Arguments**

| Name      | Type    | Description |
| --------- | ------- | ----------- |
| delegate  | address |             |
| numTokens | uint256 |             |

#### allowance

```javascript
function allowance(address owner, address delegate) external view
returns(uint256)
```

**Arguments**

| Name     | Type    | Description |
| -------- | ------- | ----------- |
| owner    | address |             |
| delegate | address |             |

#### transferFrom

```javascript
function transferFrom(address owner, address buyer, uint256 numTokens) external nonpayable
returns(bool)
```

**Arguments**

| Name      | Type    | Description |
| --------- | ------- | ----------- |
| owner     | address |             |
| buyer     | address |             |
| numTokens | uint256 |             |

#### allocateTo

```javascript
function allocateTo(address _owner, uint256 value) public nonpayable
```

**Arguments**

| Name    | Type    | Description |
| ------- | ------- | ----------- |
| \_owner | address |             |
| value   | uint256 |             |


---

# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.alkemi.network/earn-contracts/docs/testtokens.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.