@gala-chain/test ∙ API
API > fixture
Function: fixture()
fixture\<
Ctx,T>(contractClass):Fixture\<Ctx,T>
Factory function for creating test fixtures for GalaChain contracts.
Provides a fluent interface for setting up comprehensive unit tests with mock blockchain state, user context, and contract execution environment.
Type parameters
▪ Ctx extends TestGalaChainContext
The GalaChain context type
▪ T extends GalaContract\<Ctx>
The contract type being tested
Parameters
▪ contractClass: ClassConstructor\<T>
Constructor of the contract class to test
Returns
A new Fixture instance for the specified contract
Example
// Basic fixture setup
const testFixture = fixture(TokenContract)
.callingUser(curator)
.registeredUsers(user1, user2, user3);
// Test contract methods
const response = await testFixture.contract.CreateTokenClass(
testFixture.ctx,
createTokenClassDto
);
// Advanced setup with pre-existing state
const advancedFixture = fixture(MarketplaceContract)
.savedState(existingTokenClass, initialBalance)
.callingUser(marketplaceOwner)
.caClientIdentity(\"admin\", \"MarketplaceOrg\");