--- Tests for spawn

local spawn = require("awful.spawn")

local spawns_done = 0
local exit_yay, exit_snd = nil, nil

local steps = {
  function(count)
    if count == 1 then
      local steps_yay = 0
      spawn.with_line_callback("echo yay", {
          stdout = function(line)
              assert(line == "yay", "line == '" .. tostring(line) .. "'")
              assert(steps_yay == 0)
              steps_yay = steps_yay + 1
          end,
          output_done = function()
              assert(steps_yay == 1)
              steps_yay = steps_yay + 1
              spawns_done = spawns_done + 1
          end,
          exit = function(reason, code)
              assert(reason == "exit")
              assert(exit_yay == nil)
              assert(code == 0)
              exit_yay = code
          end
      })

      local steps_count = 0
      local err_count = 0
      spawn.with_line_callback({ "sh", "-c", "printf line1\\\\nline2\\\\nline3 ; echo err >&2 ; exit 42" }, {
          stdout = function(line)
              assert(steps_count < 3)
              steps_count = steps_count + 1
              assert(line == "line" .. steps_count, "line == '" .. tostring(line) .. "'")
          end,
          stderr = function(line)
              assert(err_count == 0)
              err_count = err_count + 1
              assert(line == "err", "line == '" .. tostring(line) .. "'")
          end,
          output_done = function()
              assert(steps_count == 3)
              assert(err_count == 1)
              steps_count = steps_count + 1
              spawns_done = spawns_done + 1
          end,
          exit = function(reason, code)
              assert(reason == "exit")
              assert(exit_snd == nil)
              assert(code == 42)
              exit_snd = code
          end
      })
    end
    if spawns_done == 2 then
      assert(exit_yay == 0)
      assert(exit_snd == 42)
      return true
    end
  end,
}

require("_runner").run_steps(steps)

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