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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/non262/generators/delegating-yield-9.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 '')
-rw-r--r-- | js/src/tests/non262/generators/delegating-yield-9.js | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/js/src/tests/non262/generators/delegating-yield-9.js b/js/src/tests/non262/generators/delegating-yield-9.js new file mode 100644 index 0000000000..60c35b94d7 --- /dev/null +++ b/js/src/tests/non262/generators/delegating-yield-9.js @@ -0,0 +1,37 @@ +// Test that yield* can appear in a loop, and inside yield. + +function* countdown(n) { + while (n > 0) { + yield (yield* countdown(--n)); + } + return 34; +} + +function collect_results(iter) { + var ret = []; + var result; + do { + result = iter.next(); + ret.push(result); + } while (!result.done); + return ret; +} + +var expected = [ + // Only 34 yielded from the "yield" and the last return make it out. + // Three yields in countdown(3), two in countdown(2), and one in + // countdown(1) (called twice). + {value: 34, done: false}, + {value: 34, done: false}, + {value: 34, done: false}, + {value: 34, done: false}, + {value: 34, done: false}, + {value: 34, done: false}, + {value: 34, done: false}, + {value: 34, done: true}, // final +]; + +assertDeepEq(collect_results(countdown(3)), expected); + +if (typeof reportCompare == "function") + reportCompare(true, true); |