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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