Add CLI and Config specs

Author: drkmen

spec/lib/cli_spec.rb

@@ -1,29 +1,6 @@
 # frozen_string_literal: true
 
 RSpec.describe AiGitCommit::CLI do
-  # class CLI < Thor
-  #   HOOK_PATH = ".git/hooks/prepare-commit-msg"
-  #   SCRIPT = <<~SCRIPT
-  #     #{"#!/bin/bash" unless File.exist?(HOOK_PATH)}
-  #     ruby -r './lib/ai_git_commit.rb' -e 'puts AiGitCommit::Generator.commit_message' >> .git/COMMIT_EDITMSG
-  #   SCRIPT
-  #
-  #   # Installs the prepare-commit-msg hook.
-  #   # If the hook already exists, appends the script; otherwise, creates a new hook file.
-  #   # Makes the hook executable and prints a confirmation message.
-  #   desc "install", "Set up prepare-commit-msg hook"
-  #   def install
-  #     if File.exist?(HOOK_PATH)
-  #       File.open(HOOK_PATH, "a") { _1.puts SCRIPT }
-  #     else
-  #       File.write(HOOK_PATH, SCRIPT)
-  #     end
-  #
-  #     FileUtils.chmod("+x", HOOK_PATH)
-  #     puts "AI Git Commit prepare-commit-msg hook set up."
-  #   end
-  # end
-
   it 'inherits from Thor' do
     expect(described_class.superclass).to eq(Thor)
   end
@@ -36,8 +13,6 @@
     end
   end
 
-  # spec/lib/cli_spec.rb
-
   describe '#install' do
     let(:cli) { described_class.new }
     let(:script_content) { 'script content' }

spec/lib/config_spec.rb

@@ -0,0 +1,52 @@
+# frozen_string_literal: true
+
+RSpec.describe AiGitCommit::Config do
+  describe 'initialize' do
+    let(:default_values) do
+      {
+        openai_api_key: ENV["OPENAI_API_KEY"],
+        model: "gpt-3.5-turbo",
+        program_language:,
+        max_tokens: 300,
+        temperature: 0.7,
+        system_role_message:
+      }
+    end
+    let(:program_language) { "Ruby" }
+    let(:system_role_message) do
+      <<~MESSAGE
+        You are a senior #{program_language} developer. Your task is to write a concise, clear commit
+        message and a detailed description based on the provided code changes. The message
+        should be in the imperative mood. The body should be wrapped at 72 characters.
+      MESSAGE
+    end
+
+    subject { described_class.new }
+
+    it 'defines default configuration values' do
+      is_expected.to have_attributes(default_values)
+    end
+  end
+
+  describe '.config' do
+    subject { AiGitCommit.config }
+
+    it 'returns a Config instance' do
+      is_expected.to be_a(AiGitCommit::Config)
+    end
+  end
+
+  describe '.configure' do
+    let(:new_model) { "gpt-4" }
+
+    subject do
+      AiGitCommit.configure do |config|
+        config.model = new_model
+      end
+    end
+
+    it 'yields config block' do
+      expect { subject }.to change { AiGitCommit.config.model }.to(new_model)
+    end
+  end
+end