FakeChatModel class

Fake Chat Model for testing. You can pass in a list of responses to return in order when called.

Inheritance

Constructors

FakeChatModel({required List<String> responses, FakeChatModelOptions defaultOptions = const FakeChatModelOptions()})
Fake LLM for testing. You can pass in a list of responses to return in order when called.

Properties

defaultOptions → FakeChatModelOptions
The default options to use when invoking the Runnable.
finalinherited
hashCode → int
The hash code for this object.
no setterinherited
modelType → String
Return type of language model.
no setteroverride
responses → List<String>
Responses to return in order when called.
final
runtimeType → Type
A representation of the runtime type of the object.
no setterinherited

Methods

batch(List<PromptValue> inputs, {List<FakeChatModelOptions>? options}) → Future<List<ChatResult>>
Batches the invocation of the Runnable on the given inputs.
inherited
bind(FakeChatModelOptions options) → RunnableBinding<PromptValue, FakeChatModelOptions, ChatResult>
Binds the Runnable to the given options.
inherited
call(List<ChatMessage> messages, {FakeChatModelOptions? options}) → Future<AIChatMessage>
Runs the chat model on the given messages and returns a chat message.
inherited
close() → void
Cleans up any resources associated with it the Runnable.
inherited
countTokens(PromptValue promptValue, {FakeChatModelOptions? options}) → Future<int>
Returns the number of tokens resulting from tokenize the given prompt.
inherited
getCompatibleOptions(RunnableOptions? options) → FakeChatModelOptions?
Returns the given options if they are compatible with the Runnable, otherwise returns null.
inherited
invoke(PromptValue input, {FakeChatModelOptions? options}) → Future<ChatResult>
Invokes the Runnable on the given input.
override
listModels() → Future<List<ModelInfo>>
Returns a list of available models from this provider.
inherited
noSuchMethod(Invocation invocation) → dynamic
Invoked when a nonexistent method or property is accessed.
inherited
pipe<NewRunOutput extends Object?, NewCallOptions extends RunnableOptions>(Runnable<ChatResult, NewCallOptions, NewRunOutput> next) → RunnableSequence<PromptValue, NewRunOutput>
Pipes the output of this Runnable into another Runnable using a RunnableSequence.
inherited
stream(PromptValue input, {FakeChatModelOptions? options}) → Stream<ChatResult>
Streams the output of invoking the Runnable on the given input.
override
streamFromInputStream(Stream<PromptValue> inputStream, {FakeChatModelOptions? options}) → Stream<ChatResult>
Streams the output of invoking the Runnable on the given inputStream.
inherited
tokenize(PromptValue promptValue, {ChatModelOptions? options}) → Future<List<int>>
Tokenizes the given prompt using the encoding used by the language model.
override
toString() → String
A string representation of this object.
inherited
withFallbacks(List<Runnable<PromptValue, RunnableOptions, ChatResult>> fallbacks) → RunnableWithFallback<PromptValue, ChatResult>
Adds fallback runnables to be invoked if the primary runnable fails.
inherited
withRetry({int maxRetries = 3, FutureOr<bool> retryIf(Object e)?, List<Duration?>? delayDurations, bool addJitter = false}) → RunnableRetry<PromptValue, ChatResult>
Adds retry logic to an existing runnable.
inherited

Operators

operator ==(Object other) → bool
The equality operator.
inherited