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Changed to use imported TestSuite.lua, instead of embedded in the tests/ folder.

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This commit is contained in:
Jon Michael Aanes 2017-04-03 11:09:39 +02:00
parent c75ee00f88
commit 4e3d5e2bf9
3 changed files with 5 additions and 302 deletions
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254
test/TestSuite.lua
View File

@ -1,254 +0,0 @@
local TERM_COLOR_CODE_WHITE = '\27[37;1m'
local TERM_COLOR_CODE_GREEN = '\27[32;1m'
local TERM_COLOR_CODE_RED = '\27[31;1m'
local TERM_COLOR_CODE_GREY = '\27[30;0m'
local ASSERT_ERROR_TYPE = [[
Types not compatible:
Expected: %s (%s)
Gotten: %s (%s)
]]
local ASSERT_ERROR_VALUE = [[
Values of type '%s' not equal:
Expected: %s
Gotten: %s
]]
local ASSERT_ERROR_TABLE_VALUE = [[
Values in tables not equal:
For key: %s
Expected: %s (%s)
Gotten: %s (%s)
]]
local function assert_equal (expected, gotten)
if type(gotten) ~= type(expected) then
error(ASSERT_ERROR_TYPE:format(tostring(gotten), type(gotten), tostring(expected), type(expected)))
elseif type(expected) == 'table' and gotten ~= expected then
for key, expected_value in pairs(expected) do
if expected_value ~= gotten[key] then
error(ASSERT_ERROR_TABLE_VALUE:format(key, expected_value, type(expected_value), gotten[key], type(gotten[key])))
end
end
elseif gotten ~= expected then
error(ASSERT_ERROR_VALUE:format(type(gotten), gotten, expected))
end
end
local libraries_tests_and_wrappers = {
assert_equal = assert_equal
}
for k, v in pairs(_G) do
libraries_tests_and_wrappers[k] = v
end
local function indent_string (str, indent)
return indent .. str:gsub('\n', '\n'..indent)
end
local TEST_SUITE_TRACEBACK = "\n\t\t[C]: in function 'xpcall'\n\t\t./TestSuite.lua"
local function find_cutoff_index_for_traceback_string (str)
local index = str:find(TEST_SUITE_TRACEBACK, 1, true)
return index
end
--------------------------------------------------------------------------------
-- Lua 5.2 compat
if not setfenv then -- Lua 5.2
-- based on http://lua-users.org/lists/lua-l/2010-06/msg00314.html
-- this assumes f is a function
local function findenv(f)
local level = 1
repeat
local name, value = debug.getupvalue(f, level)
if name == '_ENV' then return level, value end
level = level + 1
until name == nil
return nil end
getfenv = function (f) return(select(2, findenv(f)) or _G) end
setfenv = function (f, t)
local level = findenv(f)
if level then debug.setupvalue(f, level, t) end
return f end
end
--------------------------------------------------------------------------------
local TestSuite = {}
TestSuite.__index = TestSuite
function TestSuite.new (module_name)
local new_test_suite = setmetatable({}, TestSuite)
new_test_suite.name = module_name
new_test_suite.submodules = {}
new_test_suite.tests = {}
new_test_suite.custom_env = {}
return new_test_suite
end
--------------------------------------------------------------------------------
function TestSuite:setEnviroment (new_enviroment)
self.custom_env = new_enviroment
end
function TestSuite:createUniqueEnviroment ()
local new_enviroment = {}
for k, v in pairs(libraries_tests_and_wrappers) do
new_enviroment[k] = v
end
for k, v in pairs(self.custom_env) do
new_enviroment[k] = v
end
return new_enviroment
end
--------------------------------------------------------------------------------
function TestSuite:addModules (modules)
for _, module in ipairs(modules) do
table.insert(self.submodules, module)
end
end
function TestSuite:addTest (test_name, extra_info, test_func)
if type(extra_info) == 'function' then
extra_info, test_func = test_func, extra_info
end
table.insert(self.tests, {
name = test_name,
test = test_func,
extra_info = extra_info or {}
})
end
--------------------------------------------------------------------------------
function TestSuite:runSubmodules (prefix, indent)
local total_errors, total_tests = 0, 0
for _, module in ipairs(self.submodules) do
local errors, tests = module:runTests(prefix, indent)
total_errors, total_tests = total_errors + errors, total_tests + tests
end
return total_errors, total_tests
end
local function setup_debug_hooks (extra_info)
assert(not (extra_info.max_time and extra_info.max_lines), "TEST CONFIG ERROR: Only one line hook allowed pr. test!")
local trace
if extra_info.max_time then
local stop_time = os.clock() + extra_info.max_time
trace = function (l)
if os.clock() >= stop_time then
debug.sethook(nil, 'l')
error("Test timed out! This is usually symptom of an infinite loop!")
end
end
elseif extra_info.max_lines then
local line_countdown = 10 + extra_info.max_lines
trace = function (l)
line_countdown = line_countdown - 1
if line_countdown <= 0 then
debug.sethook(nil, 'l')
error("Test exteeded allowed number of lines! This is usually symptom of an infinite loop! (Or too low an estimate!)")
end
end
end
debug.sethook(trace, 'l')
end
function TestSuite:runTests (parent_prefix, parent_indent)
local prefix, indent = self.name, (parent_indent or 0) + 2
if parent_prefix then
prefix = parent_prefix .. '.' .. prefix
else
io.write('\n## Running tests ##\n\n')
end
local nr_errors, nr_tests = self:runSubmodules(prefix, indent)
local function error_handler (err)
return err..debug.traceback('', 4)
end
local function print_status (left, right, color)
local term_width = 80
local color = color or ''
io.write(TERM_COLOR_CODE_WHITE..left..': '..string.rep(' ', term_width + 1-#left-#right)..color..right..'\n'..TERM_COLOR_CODE_GREY)
end
for index, test in ipairs(self.tests) do
nr_tests = nr_tests + 1
-- Setup Test Env, and name
local ext_name = prefix .. '.' .. test.name
local env = self:createUniqueEnviroment()
setfenv(test.test, env)
setup_debug_hooks(test.extra_info)
-- Call tests
local success, traceback = xpcall(test.test, error_handler)
-- Unset line hook, if set earlier
debug.sethook(nil, 'l')
-- Write work (or not.)
if success then
--print_status(ext_name, 'SUCCESS!', TERM_COLOR_CODE_GREEN)
else
print_status(ext_name, 'ERROR!', TERM_COLOR_CODE_RED)
traceback = indent_string(traceback, '\t')
local stop_index = find_cutoff_index_for_traceback_string(traceback)
io.write('\n'..TERM_COLOR_CODE_GREY)
io.write(traceback:sub(1, stop_index))
io.write('\n\n')
nr_errors = nr_errors + 1
end
end
if nr_errors == 0 then
print_status(prefix, 'NO ERRORS! WELL DONE!', TERM_COLOR_CODE_GREEN)
elseif nr_errors == 1 then
print_status(prefix, 'A SINGLE ERROR! ALMOST THERE!', TERM_COLOR_CODE_RED)
else
print_status(prefix, nr_errors..' ERRORS! GET TO WORK!', TERM_COLOR_CODE_RED)
end
if not parent_prefix then
self:writeStatus(nr_errors, nr_tests)
end
return nr_errors, nr_tests
end
function TestSuite:writeStatus ( nr_errors, nr_tests )
io.write(TERM_COLOR_CODE_WHITE)
io.write('\n## All tests run! ##\n\n')
local WIDTH_OR_BAR = 70
local BAR_CHAR = '#'
local nr_successes = nr_tests - nr_errors
local size_of_green_bar = math.floor( WIDTH_OR_BAR * nr_successes/nr_tests)
io.write('Status: ')
io.write(nr_errors == 0 and TERM_COLOR_CODE_GREEN or TERM_COLOR_CODE_RED)
io.write(BAR_CHAR:rep(WIDTH_OR_BAR))
io.write(TERM_COLOR_CODE_WHITE)
local numbers_str = ' ' .. nr_successes .. ' / ' .. nr_tests .. ' '
local half_bar = (WIDTH_OR_BAR-#numbers_str)/2
local green_bar = BAR_CHAR:rep(math.floor(half_bar)) .. numbers_str .. BAR_CHAR:rep(math.ceil(half_bar))
green_bar = TERM_COLOR_CODE_GREEN .. green_bar:sub(1, size_of_green_bar) .. TERM_COLOR_CODE_RED .. green_bar:sub(size_of_green_bar + 1)
-- Get
io.write('\n\nSummary: '..green_bar..'\n\n')
io.write(TERM_COLOR_CODE_WHITE)
end
--------------------------------------------------------------------------------
return TestSuite

2
test/test_pretty.lua
View File

@ -31,7 +31,7 @@ local function format_test (t)
local expected_result = t.expect
local actual_result = format(input_value, input_options)
if not t.approx or type(actual_result) ~= 'string' then
assert_equal(actual_result, expected_result)
assert_equal(expected_result, actual_result)
else
if not actual_result:match(expected_result) then
error(ASSERT_ERROR_APPROX:format(expected_result, actual_result))

49
test/tests.lua
View File

@ -1,49 +1,6 @@
-- Util function
local function get_test_modules (test_folder_and_prefix)
local function string_split (str, sep)
local t, i = {}, 1
for str in string.gmatch(str, "([^".. (sep or '%s') .."]+)") do
t[#t+1] = str
end
return t
end
local function os_execute (command)
local handle = io.popen(command)
local result = handle:read("*a")
handle:close()
return string_split(result)
end
local function get_test_filenames (dir_and_prefix)
return os_execute('ls '..dir_and_prefix)
end
local function load_test_modules (test_filenames)
local modules = {}
for _, filename in ipairs(test_filenames) do
local module = require(filename:sub(1,-5))
assert(type(module) == 'table', ('ERROR: Module "%s" did not return a Table value.'):format(filename))
modules[#modules+1] = module
end
return modules
end
local test_filenames = get_test_filenames(test_folder_and_prefix)
local test_modules = load_test_modules(test_filenames)
return test_modules
end
-- Load modules and run them
package.path = package.path .. ';./test/?.lua'
local TEST_SUITE = require("TestSuite").new('Pretty')
local modules = get_test_modules('test/test_*')
TEST_SUITE:addModules(modules)
package.path = package.path .. ';./test/?.lua;./src/?.lua'
local TEST_SUITE = require("TestSuite").new('pretty')
TEST_SUITE:addModules('test/test_*')
TEST_SUITE:runTests()