brew/Library/Homebrew/test/services/commands/list_spec.rb

# frozen_string_literal: true

require "services/commands/list"

RSpec.describe Services::Commands::List do
  describe "#TRIGGERS" do
    it "contains all restart triggers" do
      expect(described_class::TRIGGERS).to eq([nil, "list", "ls"])
    end
  end

  describe "#run" do
    it "fails with empty list" do
      expect(Services::Formulae).to receive(:services_list).and_return([])
      expect do
        allow($stderr).to receive(:tty?).and_return(true)
        described_class.run
      end.to output(a_string_including("No services available to control with `brew services`")).to_stderr
    end

    it "succeeds with list" do
      out = "Name    Status User File\nservice started         user /dev/null\n"
      formula = {
        name:   "service",
        user:   "user",
        status: :started,
        file:   "/dev/null",
        loaded: true,
      }
      expect(Services::Formulae).to receive(:services_list).and_return([formula])
      expect do
        described_class.run
      end.to output(out).to_stdout
    end

    it "succeeds with list - JSON" do
      formula = {
        name:        "service",
        user:        "user",
        status:      :started,
        file:        "/dev/null",
        running:     true,
        loaded:      true,
        schedulable: false,
      }

      filtered_formula = formula.slice(*described_class::JSON_FIELDS)
      expected_output = "#{JSON.pretty_generate([filtered_formula])}\n"

      expect(Services::Formulae).to receive(:services_list).and_return([formula])
      expect do
        described_class.run(json: true)
      end.to output(expected_output).to_stdout
    end
  end

  describe "#print_table" do
    it "prints all standard values" do
      formula = { name: "a", user: "u", file: Pathname.new("/tmp/file.file"), status: :stopped }
      expect do
        described_class.print_table([formula])
      end.to output("Name Status User File\na    stopped         u    \n").to_stdout
    end

    it "prints without user or file data" do
      formula = { name: "a", user: nil, file: nil, status: :started, loaded: true }
      expect do
        described_class.print_table([formula])
      end.to output("Name Status User File\na    started              \n").to_stdout
    end

    it "prints shortened home directory" do
      ENV["HOME"] = "/tmp"
      formula = { name: "a", user: "u", file: Pathname.new("/tmp/file.file"), status: :started, loaded: true }
      expected_output = "Name Status User File\na    started         u    ~/file.file\n"
      expect do
        described_class.print_table([formula])
      end.to output(expected_output).to_stdout
    end

    it "prints an error code" do
      file = Pathname.new("/tmp/file.file")
      formula = { name: "a", user: "u", file:, status: :error, exit_code: 256, loaded: true }
      expected_output = "Name Status User File\na    error  256      u    /tmp/file.file\n"
      expect do
        described_class.print_table([formula])
      end.to output(expected_output).to_stdout
    end
  end

  describe "#print_json" do
    it "prints all standard values" do
      formula = { name: "a", status: :stopped, user: "u", file: Pathname.new("/tmp/file.file") }
      expected_output = "#{JSON.pretty_generate([formula])}\n"
      expect do
        described_class.print_json([formula])
      end.to output(expected_output).to_stdout
    end

    it "prints without user or file data" do
      formula = { name: "a", user: nil, file: nil, status: :started, loaded: true }
      filtered_formula = formula.slice(*described_class::JSON_FIELDS)
      expected_output = "#{JSON.pretty_generate([filtered_formula])}\n"
      expect do
        described_class.print_json([formula])
      end.to output(expected_output).to_stdout
    end

    it "includes an exit code" do
      file = Pathname.new("/tmp/file.file")
      formula = { name: "a", user: "u", file:, status: :error, exit_code: 256, loaded: true }
      filtered_formula = formula.slice(*described_class::JSON_FIELDS)
      expected_output = "#{JSON.pretty_generate([filtered_formula])}\n"
      expect do
        described_class.print_json([formula])
      end.to output(expected_output).to_stdout
    end
  end

  describe "#get_status_string" do
    it "returns started" do
      expect(described_class.get_status_string(:started)).to eq("started")
    end

    it "returns stopped" do
      expect(described_class.get_status_string(:stopped)).to eq("stopped")
    end

    it "returns error" do
      expect(described_class.get_status_string(:error)).to eq("error  ")
    end

    it "returns unknown" do
      expect(described_class.get_status_string(:unknown)).to eq("unknown")
    end

    it "returns other" do
      expect(described_class.get_status_string(:other)).to eq("other")
    end
  end
end