diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/lstrlib.js | 102 |
1 files changed, 102 insertions, 0 deletions
diff --git a/tests/lstrlib.js b/tests/lstrlib.js index 0475a42..4df4283 100644 --- a/tests/lstrlib.js +++ b/tests/lstrlib.js @@ -284,6 +284,7 @@ test('string.format', function (t) { ); }); + test('string.format', function (t) { let luaCode = ` return string.format("%q", 'a string with "quotes" and \\n new line') @@ -312,4 +313,105 @@ test('string.format', function (t) { '"a string with \\"quotes\\" and \\\n new line"', "Correct element(s) on the stack" ); +}); + + +test('string.sub', function (t) { + let luaCode = ` + return string.sub("123456789",2,4), -- "234" + string.sub("123456789",7), -- "789" + string.sub("123456789",7,6), -- "" + string.sub("123456789",7,7), -- "7" + string.sub("123456789",0,0), -- "" + string.sub("123456789",-10,10), -- "123456789" + string.sub("123456789",1,9), -- "123456789" + string.sub("123456789",-10,-20), -- "" + string.sub("123456789",-1), -- "9" + string.sub("123456789",-4), -- "6789" + string.sub("123456789",-6, -4) -- "456" + `, L; + + t.plan(13); + + 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, -11), + "234", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -10), + "789", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -9), + "", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -8), + "7", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -7), + "", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -6), + "123456789", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -5), + "123456789", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -4), + "", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -3), + "9", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -2), + "6789", + "Correct element(s) on the stack" + ); + + t.strictEqual( + lapi.lua_tostring(L, -1), + "456", + "Correct element(s) on the stack" + ); });
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