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local dir_sep = package.config:sub(1, 1)
local lua = arg[-1] or "lua"
local slash = lua:find(dir_sep)
-- Correct lua path so that it can be used from test directories.
if slash and slash ~= 1 then
lua = ".." .. dir_sep .. ".." .. dir_sep .. lua
end
local ntests = 0
local function exec(cmd)
local err_msg = ("CLI test #%d failed (%s)"):format(ntests, cmd)
local ok = assert(os.execute(cmd), err_msg)
assert(ok == 0 or ok == true, err_msg)
end
local function read(file)
local handler = assert(io.open(file))
local contents = assert(handler:read("*a"))
handler:close()
return contents
end
-- dir must be a subdir of tests/ containing expected.out or expected_file.
-- The file can contain 'X' to match any number of hits.
-- flags will be passed to luacov.
local function test(dir, expected_file, flags)
ntests = ntests + 1
local test_dir = "tests" .. dir_sep .. dir
expected_file = expected_file or "expected.out"
flags = flags or ""
os.remove(test_dir .. dir_sep .. "luacov.stats.out")
os.remove(test_dir .. dir_sep .. "luacov.report.out")
local init_lua = "package.path=[[?.lua;../../src/?.lua;]]..package.path; corowrap = coroutine.wrap"
init_lua = init_lua:gsub("/", dir_sep)
exec(("cd %q && %q -e %q -lluacov test.lua"):format(
test_dir, lua, init_lua))
local luacov_path = ("../../src/bin/luacov"):gsub("/", dir_sep)
exec(("cd %q && %q -e %q %s %s"):format(
test_dir, lua, init_lua, luacov_path, flags))
expected_file = test_dir .. dir_sep .. expected_file
local expected = read(expected_file)
local actual_file = test_dir .. dir_sep .. "luacov.report.out"
local actual = read(actual_file)
local ok
if expected:find("X") then
local expected_pattern = expected:gsub("%p", "%%%0"):gsub("X", "%%d+")
ok = actual:match("^" .. expected_pattern .. "$")
else
ok = actual == expected
end
assert(ok, ("CLI test #%d failed (%s ~= %s)"):format(ntests, actual_file, expected_file))
os.remove(test_dir .. dir_sep .. "luacov.stats.out")
os.remove(test_dir .. dir_sep .. "luacov.report.out")
end
test("simple")
test("filefilter")
test("filefilter", "expected2.out", "-c 2.luacov")
test("coroutines")
test("hook")
test("nested")
if pcall(require, "cluacov.version") then
test("cluacov")
end
print(("%d CLI tests passed."):format(ntests))
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