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This module is only responsible for picking a BlogPost writer given the environment variables..
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# frozen_string_literal: true | ||
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module GoldMiner | ||
class BlogPost | ||
module Writer | ||
def self.from_env | ||
if ENV["OPEN_AI_API_TOKEN"] | ||
GoldMiner::BlogPost::OpenAiWriter.new( | ||
open_ai_api_token: ENV["OPEN_AI_API_TOKEN"], | ||
fallback_writer: GoldMiner::BlogPost::SimpleWriter.new | ||
) | ||
else | ||
GoldMiner::BlogPost::SimpleWriter.new | ||
end | ||
end | ||
end | ||
end | ||
end |
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# frozen_string_literal: true | ||
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require "spec_helper" | ||
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RSpec.describe GoldMiner::BlogPost::Writer do | ||
describe ".from_env" do | ||
context "when OPEN_AI_API_TOKEN env var is set" do | ||
it "returns an OpenAI writer" do | ||
with_env("OPEN_AI_API_TOKEN" => "test-token") do | ||
writer = described_class.from_env | ||
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expect(writer).to be_a GoldMiner::BlogPost::OpenAiWriter | ||
end | ||
end | ||
end | ||
context "when OPEN_AI_API_TOKEN env var is not set" do | ||
it "returns a Simple writer" do | ||
with_env("OPEN_AI_API_TOKEN" => nil) do | ||
writer = described_class.from_env | ||
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expect(writer).to be_a GoldMiner::BlogPost::SimpleWriter | ||
end | ||
end | ||
end | ||
end | ||
end |
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module EnvHelpers | ||
def with_env(env) | ||
original_env = ENV.to_hash | ||
ENV.update(env) | ||
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yield | ||
ensure | ||
ENV.replace(original_env) | ||
end | ||
end | ||
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RSpec.configure do |config| | ||
config.include EnvHelpers | ||
end |