Struct TestApplicationBuilder 

pub struct TestApplicationBuilder { /* private fields */ }

Builds an in-process HTTP application with test-local provider overrides.

Implementations

impl TestApplicationBuilder

pub fn override_provider(self, provider: ProviderDefinition) -> Self

Replaces a provider with a complete definition using the same concrete key.

pub fn override_value<T: Send + Sync + 'static>(self, value: T) -> Self

Replaces provider T with a singleton test value.

pub fn override_factory<T, F, Fut>( self, scope: Scope, dependencies: Vec<Dependency>, factory: F, ) -> Self

where T: Send + Sync + 'static, F: Fn(Resolver) -> Fut + Send + Sync + 'static, Fut: Future<Output = Result<T, ResolveError>> + Send + 'static,

Replaces provider T with an asynchronous test factory.

pub async fn build(self) -> Result<TestApplication, ApplicationError>

Compiles and initializes the in-process test application.

Errors

Returns ApplicationError when the graph, overrides, eager providers, routes, or lifecycle hooks fail.