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#!/usr/bin/env lua
require "lfs"
require "alt_getopt"
local gettime = nil
pcall(function()
require "socket"
gettime = socket.gettime
end)
require "moonscript.parse"
require "moonscript.compile"
local parse, compile = moonscript.parse, moonscript.compile
local opts, ind = alt_getopt.get_opts(arg, "qd:", { })
local argv = {}
for i = ind, #arg do table.insert(argv, arg[i]) end
local action = table.remove(argv, 1) or "run"
local diff_tool = opts.d or "diff"
local quiet = opts.q
local opts = {
in_dir = "tests/inputs",
out_dir = "tests/outputs",
input_pattern = "(.*)%.moon$",
output_ext = ".lua"
}
local total_time = {
parse = 0,
compile = 0
}
local function format_time(sec)
return ("%.3fms"):format(sec*1000)
end
local function diff(a_fname, b_fname)
return io.popen(diff_tool.." ".. a_fname.." "..b_fname, "r"):read("*a")
end
local function input_name(name) return opts.in_dir.."/".. name end
local function output_name(name)
return opts.out_dir.."/"..name:match(opts.input_pattern)..opts.output_ext
end
local function run_file(name, benchmark)
name = input_name(name)
file_str = io.open(name):read("*a")
local start_parse
if benchmark then start_parse = gettime() end
local tree, err = parse.string(file_str)
local parse_time = 0
if benchmark then parse_time = gettime() - start_parse end
if not tree then
error("Parse error in "..name.."\n"..err)
end
local start_compile
if benchmark then start_compile = gettime() end
local code, err, pos = compile.tree(tree)
if not code then
print()
print(("Failed to compile: %s"):format(name))
print(compile.format_error(err, pos, file_str))
os.exit()
end
-- local success, code = pcall(compile.tree, tree)
-- if not success then
-- error("Compile error in"..name..":\n"..code)
-- end
if benchmark then
local compile_time = gettime() - start_compile
return code, parse_time, compile_time
end
return code
end
local function inputs(pattern)
return coroutine.wrap(function()
for file in lfs.dir(opts.in_dir) do
local body = file:match(opts.input_pattern)
if body then
if not pattern or body:match(pattern) then
coroutine.yield(file)
end
end
end
end)
end
local actions = {
build = function(pattern)
for file in inputs(pattern) do
local out_fname = output_name(file)
print("Building: ", file, out_fname)
local result = run_file(file)
if result then
io.open(out_fname, "w"):write(result)
end
end
end,
run = function(pattern)
local failed = false
local tests_run, result = 0
for file in inputs(pattern) do
tests_run = tests_run + 1
local correct_fname = output_name(file)
result, parse_time, compile_time = run_file(file, gettime)
local handle = io.open(correct_fname)
if not handle then
print("Test not built yet:", correct_fname)
else
local correct = handle:read("*a")
if result ~= correct then
print("Test", file, "failed")
local tmp_name = os.tmpname()
local tmp = io.open(tmp_name, "w")
tmp:write(result)
tmp:close()
if not quiet then
print(diff(correct_fname, tmp_name))
end
os.remove(tmp_name)
-- break
else
if parse_time then
total_time.parse = total_time.parse + parse_time
total_time.compile = total_time.compile + compile_time
parse_time = format_time(parse_time)
compile_time = format_time(compile_time)
print("Test", file, "passed", "",
("p: %s, c: %s"):format(parse_time, compile_time))
else
print("Test", file, "passed")
end
end
end
end
if gettime then
print""
print"total:"
print(" parse time", format_time(total_time.parse))
print(" compile time", format_time(total_time.compile))
end
if tests_run == 0 then
if not pattern then
print("No tests found")
else
print("No tests matching pattern:", pattern)
end
elseif tests_run == 1 then
-- print(result)
end
end,
list = function(pattern)
local count = 0
for file in inputs(pattern) do
count = count + 1
print(file)
end
if count > 0 then print("") end
print("Count:", count)
end
}
local fn = actions[action]
if fn then
fn(unpack(argv))
else
print("Unknown action:", action)
end
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