diff options
Diffstat (limited to 'tests/lstrlib.js')
-rw-r--r-- | tests/lstrlib.js | 368 |
1 files changed, 368 insertions, 0 deletions
diff --git a/tests/lstrlib.js b/tests/lstrlib.js index 6364c7f..12df173 100644 --- a/tests/lstrlib.js +++ b/tests/lstrlib.js @@ -498,4 +498,372 @@ test('string.pack/unpack/packsize', function (t) { lapi.lua_toboolean(L, -1), "Correct element(s) on the stack" ); +}); + + +test('string.find without pattern', function (t) { + let luaCode = ` + return string.find("hello to you", " to ") + `, L; + + t.plan(4); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + linit.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, luaCode); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lapi.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + + t.strictEqual( + lapi.lua_tointeger(L, -2), + 6, + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tointeger(L, -1), + 9, + "Correct element(s) on the stack" + ); +}); + + +test('string.match', function (t) { + let luaCode = ` + return string.match("foo: 123 bar: 456", "(%a+):%s*(%d+)") + `, L; + + t.plan(4); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + linit.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, luaCode); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lapi.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + + t.strictEqual( + lapi.lua_tostring(L, -2), + "foo", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -1), + "123", + "Correct element(s) on the stack" + ); +}); + + +test('string.find', function (t) { + let luaCode = ` + return string.find("foo: 123 bar: 456", "(%a+):%s*(%d+)") + `, L; + + t.plan(6); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + linit.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, luaCode); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lapi.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + + t.strictEqual( + lapi.lua_tointeger(L, -4), + 1, + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tointeger(L, -3), + 8, + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -2), + "foo", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -1), + "123", + "Correct element(s) on the stack" + ); +}); + + +test('string.gmatch', function (t) { + let luaCode = ` + local s = "hello world from Lua" + local t = {} + + for w in string.gmatch(s, "%a+") do + table.insert(t, w) + end + + return table.unpack(t) + `, L; + + t.plan(6); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + linit.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, luaCode); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lapi.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + + t.strictEqual( + lapi.lua_tostring(L, -4), + "hello", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -3), + "world", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -2), + "from", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -1), + "Lua", + "Correct element(s) on the stack" + ); +}); + + +test('string.gsub', function (t) { + let luaCode = ` + return string.gsub("hello world", "(%w+)", "%1 %1") + `, L; + + t.plan(4); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + linit.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, luaCode); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lapi.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + + t.strictEqual( + lapi.lua_tostring(L, -2), + "hello hello world world", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tointeger(L, -1), + 2, + "Correct element(s) on the stack" + ); +}); + + +test('string.gsub (number)', function (t) { + let luaCode = ` + return string.gsub("hello world", "%w+", "%0 %0", 1) + `, L; + + t.plan(4); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + linit.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, luaCode); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lapi.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + + t.strictEqual( + lapi.lua_tostring(L, -2), + "hello hello world", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tointeger(L, -1), + 1, + "Correct element(s) on the stack" + ); +}); + + +test('string.gsub (pattern)', function (t) { + let luaCode = ` + return string.gsub("hello world from Lua", "(%w+)%s*(%w+)", "%2 %1") + `, L; + + t.plan(4); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + linit.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, luaCode); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lapi.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + + t.strictEqual( + lapi.lua_tostring(L, -2), + "world hello Lua from", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tointeger(L, -1), + 2, + "Correct element(s) on the stack" + ); +}); + + +test('string.gsub (function)', function (t) { + let luaCode = ` + return string.gsub("4+5 = $return 4+5$", "%$(.-)%$", function (s) + return load(s)() + end) + `, L; + + t.plan(4); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + linit.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, luaCode); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lapi.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + + t.strictEqual( + lapi.lua_tostring(L, -2), + "4+5 = 9", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tointeger(L, -1), + 1, + "Correct element(s) on the stack" + ); +}); + + + +test('string.gsub (table)', function (t) { + let luaCode = ` + local t = {name="lua", version="5.3"} + return string.gsub("$name-$version.tar.gz", "%$(%w+)", t) + `, L; + + t.plan(4); + + t.doesNotThrow(function () { + + L = lauxlib.luaL_newstate(); + + linit.luaL_openlibs(L); + + lauxlib.luaL_loadstring(L, luaCode); + + }, "Lua program loaded without error"); + + t.doesNotThrow(function () { + + lapi.lua_call(L, 0, -1); + + }, "Lua program ran without error"); + + t.strictEqual( + lapi.lua_tostring(L, -2), + "lua-5.3.tar.gz", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tointeger(L, -1), + 2, + "Correct element(s) on the stack" + ); });
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