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// Copyright 2017 the V8 project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
description: Basic matching cases with Unicode groups
esid: prod-GroupSpecifier
features: [regexp-named-groups]
includes: [compareArray.js]
---*/
assert(compareArray(["a", "a"], "bab".match(/(?<a>a)/u)));
assert(compareArray(["a", "a"], "bab".match(/(?<a42>a)/u)));
assert(compareArray(["a", "a"], "bab".match(/(?<_>a)/u)));
assert(compareArray(["a", "a"], "bab".match(/(?<$>a)/u)));
assert(compareArray(["bab", "a"], "bab".match(/.(?<$>a)./u)));
assert(compareArray(["bab", "a", "b"], "bab".match(/.(?<a>a)(.)/u)));
assert(compareArray(["bab", "a", "b"], "bab".match(/.(?<a>a)(?<b>.)/u)));
assert(compareArray(["bab", "ab"], "bab".match(/.(?<a>\w\w)/u)));
assert(compareArray(["bab", "bab"], "bab".match(/(?<a>\w\w\w)/u)));
assert(compareArray(["bab", "ba", "b"], "bab".match(/(?<a>\w\w)(?<b>\w)/u)));
let {a, b, c} = /(?<a>.)(?<b>.)(?<c>.)\k<c>\k<b>\k<a>/u.exec("abccba").groups;
assert.sameValue(a, "a");
assert.sameValue(b, "b");
assert.sameValue(c, "c");
assert(compareArray("bab".match(/(a)/u), "bab".match(/(?<a>a)/u)));
assert(compareArray("bab".match(/(a)/u), "bab".match(/(?<a42>a)/u)));
assert(compareArray("bab".match(/(a)/u), "bab".match(/(?<_>a)/u)));
assert(compareArray("bab".match(/(a)/u), "bab".match(/(?<$>a)/u)));
assert(compareArray("bab".match(/.(a)./u), "bab".match(/.(?<$>a)./u)));
assert(compareArray("bab".match(/.(a)(.)/u), "bab".match(/.(?<a>a)(.)/u)));
assert(compareArray("bab".match(/.(a)(.)/u), "bab".match(/.(?<a>a)(?<b>.)/u)));
assert(compareArray("bab".match(/.(\w\w)/u), "bab".match(/.(?<a>\w\w)/u)));
assert(compareArray("bab".match(/(\w\w\w)/u), "bab".match(/(?<a>\w\w\w)/u)));
assert(compareArray("bab".match(/(\w\w)(\w)/u), "bab".match(/(?<a>\w\w)(?<b>\w)/u)));
assert(compareArray(["bab", "b"], "bab".match(/(?<b>b).\1/u)));
assert(compareArray(["baba", "b", "a"], "baba".match(/(.)(?<a>a)\1\2/u)));
assert(compareArray(["baba", "b", "a", "b", "a"],
"baba".match(/(.)(?<a>a)(?<b>\1)(\2)/u)));
assert(compareArray(["<a", "<"], "<a".match(/(?<lt><)a/u)));
assert(compareArray([">a", ">"], ">a".match(/(?<gt>>)a/u)));
// Nested groups.
assert(compareArray(["bab", "bab", "ab", "b"], "bab".match(/(?<a>.(?<b>.(?<c>.)))/u)));
assert(compareArray({a: "bab", b: "ab", c: "b"},
"bab".match(/(?<a>.(?<b>.(?<c>.)))/u).groups));
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