require "spec_helper" require "foreman/engine" class Foreman::Engine::Tester < Foreman::Engine attr_reader :buffer def startup @buffer = "" end def output(name, data) @buffer += "#{name}: #{data}" end def shutdown end end describe "Foreman::Engine", :fakefs do subject do write_procfile "Procfile" Foreman::Engine::Tester.new.load_procfile("Procfile") end describe "initialize" do describe "with a Procfile" do before { write_procfile } it "reads the processes" do subject.process("alpha").command.should == "./alpha" subject.process("bravo").command.should == "./bravo" end end end describe "start" do it "forks the processes" do mock(subject.process("alpha")).run(anything) mock(subject.process("bravo")).run(anything) mock(subject).watch_for_output mock(subject).watch_for_termination subject.start end it "handles concurrency" do subject.options[:formation] = "alpha=2" mock(subject.process("alpha")).run(anything).twice mock(subject.process("bravo")).run(anything).never mock(subject).watch_for_output mock(subject).watch_for_termination subject.start end end describe "directories" do it "has the directory default relative to the Procfile" do write_procfile "/some/app/Procfile" engine = Foreman::Engine.new.load_procfile("/some/app/Procfile") engine.root.should == "/some/app" end end describe "environment" do it "should read env files" do File.open("/tmp/env", "w") { |f| f.puts("FOO=baz") } subject.load_env("/tmp/env") subject.env["FOO"].should == "baz" end it "should read more than one if specified" do File.open("/tmp/env1", "w") { |f| f.puts("FOO=bar") } File.open("/tmp/env2", "w") { |f| f.puts("BAZ=qux") } subject.load_env "/tmp/env1" subject.load_env "/tmp/env2" subject.env["FOO"].should == "bar" subject.env["BAZ"].should == "qux" end it "should handle quoted values" do File.open("/tmp/env", "w") do |f| f.puts 'FOO=bar' f.puts 'BAZ="qux"' f.puts "FRED='barney'" f.puts 'OTHER="escaped\"quote"' end subject.load_env "/tmp/env" subject.env["FOO"].should == "bar" subject.env["BAZ"].should == "qux" subject.env["FRED"].should == "barney" subject.env["OTHER"].should == 'escaped"quote' end it "should handle multiline strings" do File.open("/tmp/env", "w") do |f| f.puts 'FOO="bar\nbaz"' end subject.load_env "/tmp/env" subject.env["FOO"].should == "bar\nbaz" end it "should fail if specified and doesnt exist" do lambda { subject.load_env "/tmp/env" }.should raise_error(Errno::ENOENT) end it "should set port from .env if specified" do File.open("/tmp/env", "w") { |f| f.puts("PORT=9000") } subject.load_env "/tmp/env" subject.send(:base_port).should == 9000 end end end