discourse-ai/spec/lib/completions/dialects/open_ai_compatible_spec.rb

92 lines
2.9 KiB
Ruby

# frozen_string_literal: true
RSpec.describe DiscourseAi::Completions::Dialects::OpenAiCompatible do
context "when system prompts are disabled" do
fab!(:model) do
Fabricate(:vllm_model, vision_enabled: true, provider_params: { disable_system_prompt: true })
end
it "merges the system prompt into the first message" do
system_msg = "This is a system message"
user_msg = "user message"
prompt =
DiscourseAi::Completions::Prompt.new(
system_msg,
messages: [{ type: :user, content: user_msg }],
)
translated_messages = described_class.new(prompt, model).translate
expect(translated_messages.length).to eq(1)
expect(translated_messages).to contain_exactly(
{ role: "user", content: [system_msg, user_msg].join("\n") },
)
end
context "when the prompt has inline images" do
let(:image100x100) { plugin_file_from_fixtures("100x100.jpg") }
it "produces a valid message" do
upload = UploadCreator.new(image100x100, "image.jpg").create_for(Discourse.system_user.id)
prompt =
DiscourseAi::Completions::Prompt.new(
"You are a bot specializing in image captioning.",
messages: [
{
type: :user,
content: "Describe this image in a single sentence.",
upload_ids: [upload.id],
},
],
)
encoded_upload =
DiscourseAi::Completions::UploadEncoder.encode(
upload_ids: [upload.id],
max_pixels: prompt.max_pixels,
).first
translated_messages = described_class.new(prompt, model).translate
expect(translated_messages.length).to eq(1)
expected_user_message = {
role: "user",
content: [
{ type: "text", text: prompt.messages.map { |m| m[:content] }.join("\n") },
{
type: "image_url",
image_url: {
url: "data:#{encoded_upload[:mime_type]};base64,#{encoded_upload[:base64]}",
},
},
],
}
expect(translated_messages).to contain_exactly(expected_user_message)
end
end
end
context "when system prompts are enabled" do
it "includes system and user messages separately" do
system_msg = "This is a system message"
user_msg = "user message"
prompt =
DiscourseAi::Completions::Prompt.new(
system_msg,
messages: [{ type: :user, content: user_msg }],
)
model = Fabricate(:vllm_model, provider_params: { disable_system_prompt: false })
translated_messages = described_class.new(prompt, model).translate
expect(translated_messages.length).to eq(2)
expect(translated_messages).to contain_exactly(
{ role: "system", content: system_msg },
{ role: "user", content: user_msg },
)
end
end
end