discourse-ai/spec/lib/modules/ai_helper/painter_spec.rb

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# frozen_string_literal: true
RSpec.describe DiscourseAi::AiHelper::Painter do
subject(:painter) { described_class.new }
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fab!(:user)
before do
SiteSetting.ai_helper_model = "fake:fake"
SiteSetting.ai_stability_api_url = "https://api.stability.dev"
SiteSetting.ai_stability_api_key = "abc"
SiteSetting.ai_openai_api_key = "abc"
SiteSetting.ai_openai_dall_e_3_url = "https://api.openai.com/v1/images/generations"
end
describe "#commission_thumbnails" do
context "when illustrate post model is stable_diffusion_xl" do
before { SiteSetting.ai_helper_illustrate_post_model = "stable_diffusion_xl" }
let(:artifacts) do
%w[
iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mP8z8BQDwAEhQGAhKmMIQAAAABJRU5ErkJggg==
iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAYAAACNMs+9AAAAFUlEQVR42mP8z8BQz0AEYBxVSF+FABJADveWkH6oAAAAAElFTkSuQmCC
iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAYAAACNMs+9AAAAFUlEQVR42mNk+M9Qz0AEYBxVSF+FAAhKDveksOjmAAAAAElFTkSuQmCC
iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAYAAACNMs+9AAAAFUlEQVR42mNkYPhfz0AEYBxVSF+FAP5FDvcfRYWgAAAAAElFTkSuQmCC
]
end
let(:raw_content) do
"Poetry is a form of artistic expression that uses language aesthetically and rhythmically to evoke emotions and ideas."
end
let(:expected_image_prompt) { <<~TEXT.strip }
Visualize a vibrant scene of an inkwell bursting, spreading colors across a blank canvas,
embodying words in tangible forms, symbolizing the rhythm and emotion evoked by poetry,
under the soft glow of a full moon.
TEXT
it "returns 4 samples" do
StableDiffusionStubs.new.stub_response(expected_image_prompt, artifacts)
thumbnails =
DiscourseAi::Completions::Llm.with_prepared_responses([expected_image_prompt]) do
thumbnails = subject.commission_thumbnails(raw_content, user)
end
thumbnail_urls = Upload.last(4).map(&:short_url)
expect(
thumbnails.map { |upload_serializer| upload_serializer.short_url },
).to contain_exactly(*thumbnail_urls)
end
end
context "when illustrate post model is dall_e_3" do
before { SiteSetting.ai_helper_illustrate_post_model = "dall_e_3" }
let(:artifacts) do
%w[
iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mP8z8BQDwAEhQGAhKmMIQAAAABJRU5ErkJggg==
]
end
let(:raw_content) do
"Poetry is a form of artistic expression that uses language aesthetically and rhythmically to evoke emotions and ideas."
end
it "returns an image sample" do
post = Fabricate(:post)
data = [{ b64_json: artifacts.first, revised_prompt: "colors on a canvas" }]
WebMock
.stub_request(:post, "https://api.openai.com/v1/images/generations")
.with do |request|
json = JSON.parse(request.body, symbolize_names: true)
true
end
.to_return(status: 200, body: { data: data }.to_json)
thumbnails = subject.commission_thumbnails(raw_content, user)
thumbnail_urls = Upload.last(1).map(&:short_url)
expect(
thumbnails.map { |upload_serializer| upload_serializer.short_url },
).to contain_exactly(*thumbnail_urls)
end
end
end
end