[C4GT] Asset: Add tests for AssetIdAlreadyExists

[vatsa287]

Description

Subtask under : cord-network/community#7

New testcase can be tested under cargo test -p pallet-asset after adding it in the code.

Goals

• Add tests for AssetIdAlreadyExists for pallet/asset

Expected Outcome

• Test should assert for AssetIdAlreadyExists being returned properly in all the possible calls.
• If there are more than one function returning this error code, all of them should be validated either as one test case or as multiple test cases.

Acceptance Criteria

NA

Implementation Details

Look at other test cases, and add a test case for the same.
Ex: check method asset_create_should_succeed which validates creation of asset.

Mockups / Wireframes

NA

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Product Name

CORD

Organization Name

Dhiway

Domain

Blockchain

Tech Skills Needed

Rust

Mentor(s)

@amarts @vatsa287

Complexity

[Low]

Category

[Test]

Sub Category

[Beginner friendly]

[ninja-mayank]

Hello @vatsa287 , I would like to work on ticket #371, Can you please assign it to me?