diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/RegExp/named-groups/non-unicode-references.js')
-rw-r--r-- | js/src/tests/test262/built-ins/RegExp/named-groups/non-unicode-references.js | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/RegExp/named-groups/non-unicode-references.js b/js/src/tests/test262/built-ins/RegExp/named-groups/non-unicode-references.js new file mode 100644 index 0000000000..3f8f8c4ab3 --- /dev/null +++ b/js/src/tests/test262/built-ins/RegExp/named-groups/non-unicode-references.js @@ -0,0 +1,36 @@ +// Copyright 2017 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +description: Named backreferences in non-Unicode RegExps +esid: prod-GroupSpecifier +features: [regexp-named-groups] +includes: [compareArray.js] +---*/ + +// Named references. +assert.compareArray(["bab", "b"], "bab".match(/(?<b>.).\k<b>/)); +assert.sameValue(null, "baa".match(/(?<b>.).\k<b>/)); + +// Reference inside group. +assert.compareArray(["bab", "b"], "bab".match(/(?<a>\k<a>\w)../)); +assert.sameValue("b", "bab".match(/(?<a>\k<a>\w)../).groups.a); + +// Reference before group. +assert.compareArray(["bab", "b"], "bab".match(/\k<a>(?<a>b)\w\k<a>/)); +assert.sameValue("b", "bab".match(/\k<a>(?<a>b)\w\k<a>/).groups.a); +assert.compareArray(["bab", "b", "a"], "bab".match(/(?<b>b)\k<a>(?<a>a)\k<b>/)); +let {a, b} = "bab".match(/(?<b>b)\k<a>(?<a>a)\k<b>/).groups; +assert.sameValue(a, "a"); +assert.sameValue(b, "b"); + +assert.compareArray(["bab", "b"], "bab".match(/\k<a>(?<a>b)\w\k<a>/)); +assert.compareArray(["bab", "b", "a"], "bab".match(/(?<b>b)\k<a>(?<a>a)\k<b>/)); + +// Reference properties. +assert.sameValue("a", /(?<a>a)(?<b>b)\k<a>/.exec("aba").groups.a); +assert.sameValue("b", /(?<a>a)(?<b>b)\k<a>/.exec("aba").groups.b); +assert.sameValue(undefined, /(?<a>a)(?<b>b)\k<a>/.exec("aba").groups.c); +assert.sameValue(undefined, /(?<a>a)(?<b>b)\k<a>|(?<c>c)/.exec("aba").groups.c); + +reportCompare(0, 0); |