brew/Library/Homebrew/test/cask/cmd_spec.rb
2020-08-13 05:15:15 +02:00

53 lines
1.7 KiB
Ruby

# frozen_string_literal: true
describe Cask::Cmd, :cask do
context "when no subcommand is given" do
it "raises an error" do
expect { subject.run }.to raise_error(UsageError, /subcommand/)
end
end
context "::run" do
let(:noop_command) { double("Cmd::Noop", run: nil) }
it "prints help output when subcommand receives `--help` flag" do
expect {
described_class.run("info", "--help")
}.to output(/Displays information about the given cask/).to_stdout
end
it "respects the env variable when choosing what appdir to create" do
allow(described_class).to receive(:lookup_command).with("noop").and_return(noop_command)
ENV["HOMEBREW_CASK_OPTS"] = "--appdir=/custom/appdir"
described_class.run("noop")
expect(Cask::Config.global.appdir).to eq(Pathname.new("/custom/appdir"))
end
it "overrides the env variable when passing --appdir directly" do
allow(described_class).to receive(:lookup_command).with("noop").and_return(noop_command)
ENV["HOMEBREW_CASK_OPTS"] = "--appdir=/custom/appdir"
described_class.run("noop", "--appdir=/even/more/custom/appdir")
expect(Cask::Config.global.appdir).to eq(Pathname.new("/even/more/custom/appdir"))
end
it "exits with a status of 1 when something goes wrong" do
allow(described_class).to receive(:lookup_command).and_raise(Cask::CaskError)
command = described_class.new("noop")
expect(command).to receive(:exit).with(1)
command.run
end
end
it "provides a help message for all commands" do
described_class.command_classes.each do |command_class|
expect(command_class.help).to match(/\w+/), command_class.name
end
end
end