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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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30
test/mocha/unicode.js
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@@ -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));
});
});
});
}
});