e9c6004a2d
If the test cannot allocate a buffer over 4GB, there is no point continue testing toString() on it. This also split the test case to a different file for clarity and reduce interference with other cases. PR-URL: https://github.com/nodejs/node/pull/58416 Fixes: https://github.com/nodejs/node/issues/56726 Reviewed-By: LiviaMedeiros <livia@cirno.name> Reviewed-By: Michaël Zasso <targos@protonmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Richard Lau <rlau@redhat.com> Reviewed-By: Juan José Arboleda <soyjuanarbol@gmail.com> Reviewed-By: Stefan Stojanovic <stefan.stojanovic@janeasystems.com>
21 lines
674 B
JavaScript
21 lines
674 B
JavaScript
'use strict';
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// This tests that Buffer.prototype.toString() works with buffers over 4GB.
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const common = require('../common');
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// Must not throw when start and end are within kMaxLength
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// Cannot test on 32bit machine as we are testing the case
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// when start and end are above the threshold
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common.skipIf32Bits();
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const threshold = 0xFFFFFFFF; // 2^32 - 1
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let largeBuffer;
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try {
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largeBuffer = Buffer.alloc(threshold + 20);
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} catch (e) {
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if (e.code === 'ERR_MEMORY_ALLOCATION_FAILED' || /Array buffer allocation failed/.test(e.message)) {
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common.skip('insufficient space for Buffer.alloc');
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}
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throw e;
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}
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largeBuffer.toString('utf8', threshold, threshold + 20);
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