131 lines
4.7 KiB
JavaScript
131 lines
4.7 KiB
JavaScript
"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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const assert_1 = __importDefault(require("assert"));
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const index_js_1 = require("../index.js");
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describe("Tests UTF-8 bad strings", function () {
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const tests = [
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{
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name: "unexpected continue",
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bytes: new Uint8Array([0x41, 0x80, 0x42, 0x43]),
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ignore: "ABC",
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replace: "A\ufffdBC",
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error: "UNEXPECTED_CONTINUE"
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},
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{
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name: "bad prefix",
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bytes: new Uint8Array([0x41, 0xf8, 0x42, 0x43]),
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ignore: "ABC",
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replace: "A\ufffdBC",
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error: "BAD_PREFIX"
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},
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{
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name: "bad prefix (multiple)",
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bytes: new Uint8Array([0x41, 0xf8, 0x88, 0x88, 0x42, 0x43]),
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ignore: "ABC",
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replace: "A\ufffdBC",
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error: "BAD_PREFIX"
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},
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{
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name: "OVERRUN",
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bytes: new Uint8Array([0x41, 0x42, 0xe2, 0x82 /* 0xac */]),
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ignore: "AB",
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replace: "AB\ufffd",
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error: "OVERRUN"
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},
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{
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name: "missing continue",
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bytes: new Uint8Array([0x41, 0x42, 0xe2, 0xe2, 0x82, 0xac, 0x43]),
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ignore: "AB\u20acC",
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replace: "AB\ufffd\u20acC",
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error: "MISSING_CONTINUE"
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},
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{
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name: "out-of-range",
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bytes: new Uint8Array([0x41, 0x42, 0xf7, 0xbf, 0xbf, 0xbf, 0x43]),
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ignore: "ABC",
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replace: "AB\ufffdC",
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error: "OUT_OF_RANGE"
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},
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{
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name: "UTF-16 surrogate (low)",
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bytes: new Uint8Array([0x41, 0x42, 0xed, 0xa0, 0x80, 0x43]),
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ignore: "ABC",
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replace: "AB\ufffdC",
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error: "UTF16_SURROGATE"
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},
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{
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name: "UTF-16 surrogate (high)",
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bytes: new Uint8Array([0x41, 0x42, 0xed, 0xbf, 0xbf, 0x43]),
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ignore: "ABC",
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replace: "AB\ufffdC",
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error: "UTF16_SURROGATE"
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},
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{
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name: "overlong",
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bytes: new Uint8Array([0xf0, 0x82, 0x82, 0xac]),
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ignore: "",
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replace: "\u20ac",
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error: "OVERLONG"
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}
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];
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for (const { name, bytes, ignore, replace, error } of tests) {
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it(`correctly handles ${name}: replace strategy`, function () {
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const result = (0, index_js_1.toUtf8String)(bytes, index_js_1.Utf8ErrorFuncs.replace);
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assert_1.default.equal(result, replace);
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});
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it(`correctly handles ${name}: ignore strategy`, function () {
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const result = (0, index_js_1.toUtf8String)(bytes, index_js_1.Utf8ErrorFuncs.ignore);
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assert_1.default.equal(result, ignore);
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});
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it(`correctly handles ${name}: error strategy`, function () {
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assert_1.default.throws(() => {
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const result = (0, index_js_1.toUtf8String)(bytes);
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console.log(result);
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}, (e) => {
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return (e.message.indexOf(error) >= 0);
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});
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});
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}
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it("correctly fails to get UTF-8 bytes from incomplete surrogate", function () {
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assert_1.default.throws(() => {
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const text = String.fromCharCode(0xd800);
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;
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const result = (0, index_js_1.toUtf8Bytes)(text);
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console.log(result);
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}, (error) => {
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return (error.message.startsWith("invalid surrogate pair"));
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});
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});
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it("correctly fails to get UTF-8 bytes from invalid surrogate pair", function () {
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assert_1.default.throws(() => {
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const text = String.fromCharCode(0xd800, 0xdbff);
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;
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const result = (0, index_js_1.toUtf8Bytes)(text);
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console.log(result);
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}, (error) => {
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return (error.message.startsWith("invalid surrogate pair"));
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});
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});
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});
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describe("Tests UTF-8 bad strings", function () {
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const tests = [
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{
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name: "the Euro symbol",
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text: "AB\u20acC",
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codepoints: [0x41, 0x42, 0x20ac, 0x43]
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},
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];
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for (const { name, text, codepoints } of tests) {
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it(`expands strings to codepoints: ${name}`, function () {
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const result = (0, index_js_1.toUtf8CodePoints)(text);
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assert_1.default.equal(result.length, codepoints.length, "codepoints.length");
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for (let i = 0; i < result.length; i++) {
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assert_1.default.equal(result[i], codepoints[i], `codepoints[${i}]`);
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}
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});
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}
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});
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//# sourceMappingURL=test-utils-utf8.js.map
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