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startup: handle autoload and lua packages during startup

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This commit is contained in:
Björn Linse
2020-10-19 20:05:54 +02:00
parent 6224ec3d4a
commit c60c7375f5
15 changed files with 92 additions and 274 deletions
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113
test/functional/lua/overrides_spec.lua
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@@ -285,119 +285,6 @@ describe('debug.debug', function()
end)
end)
describe('package.path/package.cpath', function()
local sl = alter_slashes
local function get_new_paths(sufs, runtimepaths)
runtimepaths = runtimepaths or meths.list_runtime_paths()
local new_paths = {}
local sep = package.config:sub(1, 1)
for _, v in ipairs(runtimepaths) do
for _, suf in ipairs(sufs) do
new_paths[#new_paths + 1] = v .. sep .. 'lua' .. suf
end
end
return new_paths
end
local function eval_lua(expr, ...)
return meths.exec_lua('return '..expr, {...})
end
local function set_path(which, value)
return exec_lua('package[select(1, ...)] = select(2, ...)', which, value)
end
it('contains directories from &runtimepath on first invocation', function()
local new_paths = get_new_paths(sl{'/?.lua', '/?/init.lua'})
local new_paths_str = table.concat(new_paths, ';')
eq(new_paths_str, eval_lua('package.path'):sub(1, #new_paths_str))
local new_cpaths = get_new_paths(iswin() and {'\\?.dll'} or {'/?.so'})
local new_cpaths_str = table.concat(new_cpaths, ';')
eq(new_cpaths_str, eval_lua('package.cpath'):sub(1, #new_cpaths_str))
end)
it('puts directories from &runtimepath always at the start', function()
meths.set_option('runtimepath', 'a,b')
local new_paths = get_new_paths(sl{'/?.lua', '/?/init.lua'}, {'a', 'b'})
local new_paths_str = table.concat(new_paths, ';')
eq(new_paths_str, eval_lua('package.path'):sub(1, #new_paths_str))
set_path('path', sl'foo/?.lua;foo/?/init.lua;' .. new_paths_str)
neq(new_paths_str, eval_lua('package.path'):sub(1, #new_paths_str))
command('set runtimepath+=c')
new_paths = get_new_paths(sl{'/?.lua', '/?/init.lua'}, {'a', 'b', 'c'})
new_paths_str = table.concat(new_paths, ';')
eq(new_paths_str, eval_lua('package.path'):sub(1, #new_paths_str))
end)
it('understands uncommon suffixes', function()
set_path('cpath', './?/foo/bar/baz/x.nlua')
meths.set_option('runtimepath', 'a')
local new_paths = get_new_paths({'/?/foo/bar/baz/x.nlua'}, {'a'})
local new_paths_str = table.concat(new_paths, ';')
eq(new_paths_str, eval_lua('package.cpath'):sub(1, #new_paths_str))
set_path('cpath', './yyy?zzz/x')
meths.set_option('runtimepath', 'b')
new_paths = get_new_paths({'/yyy?zzz/x'}, {'b'})
new_paths_str = table.concat(new_paths, ';')
eq(new_paths_str, eval_lua('package.cpath'):sub(1, #new_paths_str))
set_path('cpath', './yyy?zzz/123?ghi/x')
meths.set_option('runtimepath', 'b')
new_paths = get_new_paths({'/yyy?zzz/123?ghi/x'}, {'b'})
new_paths_str = table.concat(new_paths, ';')
eq(new_paths_str, eval_lua('package.cpath'):sub(1, #new_paths_str))
end)
it('preserves empty items', function()
local many_empty_path = ';;;;;;'
local many_empty_cpath = ';;;;;;./?.luaso'
set_path('path', many_empty_path)
set_path('cpath', many_empty_cpath)
meths.set_option('runtimepath', 'a')
local new_paths = get_new_paths(sl{'/?.lua', '/?/init.lua'}, {'a'})
local new_paths_str = table.concat(new_paths, ';')
eq(new_paths_str .. ';' .. many_empty_path, eval_lua('package.path'))
local new_cpaths = get_new_paths({'/?.luaso'}, {'a'})
local new_cpaths_str = table.concat(new_cpaths, ';')
eq(new_cpaths_str .. ';' .. many_empty_cpath, eval_lua('package.cpath'))
end)
it('preserves empty value', function()
set_path('path', '')
meths.set_option('runtimepath', 'a')
local new_paths = get_new_paths(sl{'/?.lua', '/?/init.lua'}, {'a'})
local new_paths_str = table.concat(new_paths, ';')
eq(new_paths_str .. ';', eval_lua('package.path'))
end)
it('purges out all additions if runtimepath is set to empty', function()
local new_paths = get_new_paths(sl{'/?.lua', '/?/init.lua'})
local new_paths_str = table.concat(new_paths, ';')
local path = eval_lua('package.path')
eq(new_paths_str, path:sub(1, #new_paths_str))
local new_cpaths = get_new_paths(iswin() and {'\\?.dll'} or {'/?.so'})
local new_cpaths_str = table.concat(new_cpaths, ';')
local cpath = eval_lua('package.cpath')
eq(new_cpaths_str, cpath:sub(1, #new_cpaths_str))
meths.set_option('runtimepath', '')
eq(path:sub(#new_paths_str + 2, -1), eval_lua('package.path'))
eq(cpath:sub(#new_cpaths_str + 2, -1), eval_lua('package.cpath'))
end)
it('works with paths with escaped commas', function()
meths.set_option('runtimepath', '\\,')
local new_paths = get_new_paths(sl{'/?.lua', '/?/init.lua'}, {','})
local new_paths_str = table.concat(new_paths, ';')
eq(new_paths_str, eval_lua('package.path'):sub(1, #new_paths_str))
end)
it('ignores paths with semicolons', function()
meths.set_option('runtimepath', 'foo;bar,\\,')
local new_paths = get_new_paths(sl{'/?.lua', '/?/init.lua'}, {','})
local new_paths_str = table.concat(new_paths, ';')
eq(new_paths_str, eval_lua('package.path'):sub(1, #new_paths_str))
end)
end)
describe('os.getenv', function()
it('returns nothing for undefined env var', function()
eq(NIL, funcs.luaeval('os.getenv("XTEST_1")'))