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const defs = require('../src/defs.js');
const unicode_tests = [
{
description: "Convert normal ascii string",
literal: "foo",
byte_array: defs.luastring_of("f".charCodeAt(0), "o".charCodeAt(0), "o".charCodeAt(0))
},
{
description: "Convert ascii string containing null byte",
literal: "fo\0o",
byte_array: defs.luastring_of("f".charCodeAt(0), "o".charCodeAt(0), 0, "o".charCodeAt(0))
},
{
description: "Convert string with BMP unicode chars",
literal: "Café",
byte_array: defs.luastring_of(67, 97, 102, 195, 169)
},
{
description: "Convert string with codepoint in PUA (U+E000 to U+F8FF)",
literal: "",
byte_array: defs.luastring_of(239, 163, 191)
},
{
description: "Convert string with surrogate pair",
literal: "❤️🍾",
byte_array: defs.luastring_of(226, 157, 164, 239, 184, 143, 240, 159, 141, 190)
},
{
description: "Convert string with broken surrogate pair",
literal: "\uD800a",
byte_array: defs.luastring_of(237, 160, 128, 97)
},
{
description: "Convert string with broken surrogate pair at end of string",
literal: "\uD823",
byte_array: defs.luastring_of(237, 160, 163)
}
];
describe('to_luastring', () => {
unicode_tests.forEach((v) => {
test(v.description, () => {
expect(defs.to_luastring(v.literal)).toEqual(v.byte_array);
});
});
});
describe('to_jsstring', () => {
unicode_tests.forEach((v) => {
test(v.description, () => {
expect(defs.to_jsstring(v.byte_array)).toEqual(v.literal);
});
});
});
describe('to_jsstring fails on invalid unicode', () => {
test("non-utf8 char", () => {
expect(() => defs.to_jsstring(defs.luastring_of(165)))
.toThrowError(RangeError);
});
test("invalid continuation byte", () => {
expect(() => defs.to_jsstring(defs.luastring_of(208, 60)))
.toThrowError(RangeError);
});
test("invalid continuation byte", () => {
expect(() => defs.to_jsstring(defs.luastring_of(225, 60, 145)))
.toThrowError(RangeError);
});
test("invalid continuation byte", () => {
expect(() => defs.to_jsstring(defs.luastring_of(225, 145, 60)))
.toThrowError(RangeError);
});
test("invalid continuation byte", () => {
expect(() => defs.to_jsstring(defs.luastring_of(242, 60, 145, 145)))
.toThrowError(RangeError);
});
test("invalid continuation byte", () => {
expect(() => defs.to_jsstring(defs.luastring_of(242, 145, 60, 145)))
.toThrowError(RangeError);
});
test("invalid continuation byte", () => {
expect(() => defs.to_jsstring(defs.luastring_of(242, 145, 145, 60)))
.toThrowError(RangeError);
});
});
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