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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/test262/language/statements/switch/cptn-no-dflt-match-final.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/language/statements/switch/cptn-no-dflt-match-final.js')
-rw-r--r-- | js/src/tests/test262/language/statements/switch/cptn-no-dflt-match-final.js | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/js/src/tests/test262/language/statements/switch/cptn-no-dflt-match-final.js b/js/src/tests/test262/language/statements/switch/cptn-no-dflt-match-final.js new file mode 100644 index 0000000000..4eb34f8cae --- /dev/null +++ b/js/src/tests/test262/language/statements/switch/cptn-no-dflt-match-final.js @@ -0,0 +1,72 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +es6id: 13.12.11 +description: Completion value when only the final case matches +info: | + SwitchStatement : switch ( Expression ) CaseBlock + + [...] + 8. Let R be the result of performing CaseBlockEvaluation of CaseBlock with + argument switchValue. + 9. Set the running execution context’s LexicalEnvironment to oldEnv. + 10. Return R. + + 13.12.9 Runtime Semantics: CaseBlockEvaluation + + CaseBlock : { CaseClauses } + + 1. Let V = undefined. + 2. Let A be the List of CaseClause items in CaseClauses, in source text + order. + 3. Let found be false. + 4. Repeat for each CaseClause C in A, + a. If found is false, then + i. Let clauseSelector be the result of CaseSelectorEvaluation of C. + ii. If clauseSelector is an abrupt completion, then + 1. If clauseSelector.[[value]] is empty, return + Completion{[[type]]: clauseSelector.[[type]], [[value]]: + undefined, [[target]]: clauseSelector.[[target]]}. + 2. Else, return Completion(clauseSelector). + iii. Let found be the result of performing Strict Equality Comparison + input === clauseSelector.[[value]]. + b. If found is true, then + i. Let R be the result of evaluating C. + ii. If R.[[value]] is not empty, let V = R.[[value]]. + iii. If R is an abrupt completion, return Completion(UpdateEmpty(R, + V)). + 5. Return NormalCompletion(V). +---*/ + +assert.sameValue( + eval('1; switch ("a") { case "a": }'), + undefined, + 'empty StatementList (lone case)' +); +assert.sameValue( + eval('2; switch ("a") { case "a": 3; }'), + 3, + 'non-empy StatementList (lone case)' +); +assert.sameValue( + eval('4; switch ("b") { case "a": case "b": }'), + undefined, + 'empty StatementList (following an empty case)' +); +assert.sameValue( + eval('5; switch ("b") { case "a": case "b": 6; }'), + 6, + 'non-empty StatementList (following an empty case)' +); +assert.sameValue( + eval('7; switch ("b") { case "a": 8; case "b": }'), + undefined, + 'empty StatementList (following a non-empty case)' +); +assert.sameValue( + eval('9; switch ("b") { case "a": 10; case "b": 11; }'), + 11, + 'non-empty StatementList (following a non-empty case)' +); + +reportCompare(0, 0); |