discourse-ai/spec/lib/modules/summarization/fold_content_spec.rb

71 lines
2.5 KiB
Ruby

# frozen_string_literal: true
RSpec.describe DiscourseAi::Summarization::FoldContent do
subject(:summarizer) { DiscourseAi::Summarization.topic_summary(topic) }
describe "#summarize" do
let!(:llm_model) { assign_fake_provider_to(:ai_summarization_model) }
fab!(:topic) { Fabricate(:topic, highest_post_number: 2) }
fab!(:post_1) { Fabricate(:post, topic: topic, post_number: 1, raw: "This is a text") }
before do
SiteSetting.ai_summarization_enabled = true
# Make sure each content fits in a single chunk.
# 700 is the number of tokens reserved for the prompt.
model_tokens =
700 + DiscourseAi::Tokenizer::OpenAiTokenizer.size("(1 asd said: This is a text ") + 3
llm_model.update!(max_prompt_tokens: model_tokens)
end
let(:single_summary) { "this is a single summary" }
let(:concatenated_summary) { "this is a concatenated summary" }
let(:user) { User.new }
context "when the content to summarize fits in a single call" do
it "does one call to summarize content" do
result =
DiscourseAi::Completions::Llm.with_prepared_responses([single_summary]) do |spy|
summarizer.summarize(user).tap { expect(spy.completions).to eq(1) }
end
expect(result.summarized_text).to eq(single_summary)
end
end
context "when the content to summarize doesn't fit in a single call" do
fab!(:post_2) { Fabricate(:post, topic: topic, post_number: 2, raw: "This is a text") }
it "summarizes each chunk and then concatenates them" do
result =
DiscourseAi::Completions::Llm.with_prepared_responses(
[single_summary, single_summary, concatenated_summary],
) { |spy| summarizer.summarize(user).tap { expect(spy.completions).to eq(3) } }
expect(result.summarized_text).to eq(concatenated_summary)
end
it "keeps splitting into chunks until the content fits into a single call to create a cohesive narrative" do
max_length_response = "(1 asd said: This is a text "
chunk_of_chunks = "I'm smol"
result =
DiscourseAi::Completions::Llm.with_prepared_responses(
[
max_length_response,
max_length_response,
chunk_of_chunks,
chunk_of_chunks,
concatenated_summary,
],
) { |spy| summarizer.summarize(user).tap { expect(spy.completions).to eq(5) } }
expect(result.summarized_text).to eq(concatenated_summary)
end
end
end
end