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fix for #2242 on harmony

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This commit is contained in:
alexlamsl
2017-07-23 13:15:58 +08:00
parent 29011ea60a
commit 98b850580b
3 changed files with 36 additions and 37 deletions
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23
test/compress/unicode.js
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@@ -43,15 +43,6 @@ unicode_string_literals: {
expect_exact: 'var a="6 length unicode character: \\u{101111}";'
}
// Don't escape identifiers below es6 (or in this case double escaped in expect_exact)
unicode_output_es5_surrogates: {
beautify = {ascii_only: true, ecma: 5}
input: {
var \u{10000} = "6 length unicode character: \u{10FFFF}";
}
expect_exact: 'var \u{10000}="6 length unicode character: \\udbff\\udfff";'
}
check_escape_style: {
beautify = {ascii_only: true, ecma: 6}
input: {
@@ -65,20 +56,6 @@ check_escape_style: {
expect_exact: 'var a="\\x01";var \\ua0081="\\x10";var \\u0100="\\u0100";var \\u1000="\\u1000";var \\u{10000}="\\u{10000}";var \\u{2f800}="\\u{100000}";'
}
// Don't escape identifiers below es6, no escaped identifiers support and no \u{} syntax
check_escape_style_es5: {
beautify = {ascii_only: true, ecma: 5}
input: {
var a = "\x01";
var \ua0081 = "\x10"; // \u0081 only in ID_Continue
var \u0100 = "\u0100";
var \u1000 = "\u1000";
var \u{10000} = "\u{10000}"; // Identifier won't be escaped in es 5.1
var \u{2f800} = "\u{100000}"; // Same
}
expect_exact: 'var a="\\x01";var \\ua0081="\\x10";var \\u0100="\\u0100";var \\u1000="\\u1000";var \ud800\udc00="\\ud800\\udc00";var \ud87e\udc00="\\udbc0\\udc00";'
}
ID_continue_with_surrogate_pair: {
beautify = {ascii_only: true, ecma: 6}
input: {

30
test/mocha/unicode.js
View File

@@ -1,4 +1,5 @@
var assert = require("assert");
var semver = require("semver");
var uglify = require("../node");
describe("Unicode", function() {
@@ -138,8 +139,33 @@ describe("Unicode", function() {
it("Should parse raw characters correctly", function() {
var ast = uglify.parse('console.log("\\udbff");');
assert.strictEqual(ast.print_to_string(), 'console.log("\udbff");');
assert.strictEqual(ast.print_to_string(), 'console.log("\\udbff");');
ast = uglify.parse(ast.print_to_string());
assert.strictEqual(ast.print_to_string(), 'console.log("\udbff");');
assert.strictEqual(ast.print_to_string(), 'console.log("\\udbff");');
});
if (semver.satisfies(process.version, ">=4")) {
it("Should not unescape unpaired surrogates", function() {
var code = [];
for (var i = 0; i <= 0xFFFF; i++) {
code.push("\\u{" + i.toString(16) + "}");
}
code = '"' + code.join() + '"';
[true, false].forEach(function(ascii_only) {
[5, 6].forEach(function(ecma) {
var result = uglify.minify(code, {
compress: false,
mangle: false,
output: {
ascii_only: ascii_only
},
ecma: ecma
});
if (result.error) throw result.error;
assert.ok(code.length > result.code.length);
assert.strictEqual(eval(code), eval(result.code));
});
});
});
}
});