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"use strict";
const lua = require("../src/lua.js");
const lauxlib = require("../src/lauxlib.js");
const lualib = require("../src/lualib.js");
const {to_luastring} = require("../src/fengaricore.js");
test('utf8.offset', () => {
let L = lauxlib.luaL_newstate();
if (!L) throw Error("failed to create lua state");
let luaCode = `
return utf8.offset("( ͡° ͜ʖ ͡° )", 5)
`;
{
lualib.luaL_openlibs(L);
expect(lauxlib.luaL_loadstring(L, to_luastring(luaCode))).toBe(lua.LUA_OK);
lua.lua_call(L, 0, -1);
}
expect(lua.lua_tointeger(L, -1)).toBe(7);
});
test('utf8.codepoint', () => {
let L = lauxlib.luaL_newstate();
if (!L) throw Error("failed to create lua state");
let luaCode = `
return utf8.codepoint("( ͡° ͜ʖ ͡° )", 5, 8)
`;
{
lualib.luaL_openlibs(L);
expect(lauxlib.luaL_loadstring(L, to_luastring(luaCode))).toBe(lua.LUA_OK);
lua.lua_call(L, 0, -1);
}
expect(lua.lua_tointeger(L, -3)).toBe(176);
expect(lua.lua_tointeger(L, -2)).toBe(32);
expect(lua.lua_tointeger(L, -1)).toBe(860);
});
test('utf8.char', () => {
let L = lauxlib.luaL_newstate();
if (!L) throw Error("failed to create lua state");
let luaCode = `
return utf8.char(40, 32, 865, 176, 32, 860, 662, 32, 865, 176, 32, 41)
`;
{
lualib.luaL_openlibs(L);
expect(lauxlib.luaL_loadstring(L, to_luastring(luaCode))).toBe(lua.LUA_OK);
lua.lua_call(L, 0, -1);
}
expect(lua.lua_tojsstring(L, -1)).toBe("( ͡° ͜ʖ ͡° )");
});
test('utf8.len', () => {
let L = lauxlib.luaL_newstate();
if (!L) throw Error("failed to create lua state");
let luaCode = `
return utf8.len("( ͡° ͜ʖ ͡° )")
`;
{
lualib.luaL_openlibs(L);
expect(lauxlib.luaL_loadstring(L, to_luastring(luaCode))).toBe(lua.LUA_OK);
lua.lua_call(L, 0, -1);
}
expect(lua.lua_tointeger(L, -1)).toBe(12);
});
test('utf8.codes', () => {
let L = lauxlib.luaL_newstate();
if (!L) throw Error("failed to create lua state");
let luaCode = `
local s = "( ͡° ͜ʖ ͡° )"
local results = ""
for p, c in utf8.codes(s) do
results = results .. "[" .. p .. "," .. c .. "] "
end
return results
`;
{
lualib.luaL_openlibs(L);
expect(lauxlib.luaL_loadstring(L, to_luastring(luaCode))).toBe(lua.LUA_OK);
lua.lua_call(L, 0, -1);
}
expect(lua.lua_tojsstring(L, -1)).toBe("[1,40] [2,32] [3,865] [5,176] [7,32] [8,860] [10,662] [12,32] [13,865] [15,176] [17,32] [18,41] ");
});
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