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The tap skipping output is so prevalent yet obscure in nature that we ought to move it into it's own function in test/common.js PR-URL: https://github.com/nodejs/node/pull/6697 Reviewed-By: Rich Trott <rtrott@gmail.com> Reviewed-By: Santiago Gimeno <santiago.gimeno@gmail.com> Reviewed-By: Fedor Indutny <fedor.indutny@gmail.com>
39 lines
1.0 KiB
JavaScript
39 lines
1.0 KiB
JavaScript
'use strict';
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const common = require('../../common');
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const binding = require('./build/Release/binding');
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const assert = require('assert');
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const skipMessage = 'intensive toString tests due to memory confinements';
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if (!common.enoughTestMem) {
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common.skip(skipMessage);
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return;
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}
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// v8 fails silently if string length > v8::String::kMaxLength
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// v8::String::kMaxLength defined in v8.h
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const kStringMaxLength = process.binding('buffer').kStringMaxLength;
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try {
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var buf = Buffer.allocUnsafe(kStringMaxLength + 1);
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} catch (e) {
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// If the exception is not due to memory confinement then rethrow it.
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if (e.message !== 'Array buffer allocation failed') throw (e);
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common.skip(skipMessage);
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return;
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}
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// Ensure we have enough memory available for future allocations to succeed.
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if (!binding.ensureAllocation(2 * kStringMaxLength)) {
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common.skip(skipMessage);
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return;
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}
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assert.throws(function() {
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buf.toString();
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}, /"toString\(\)" failed|Array buffer allocation failed/);
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assert.throws(function() {
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buf.toString('utf8');
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}, /"toString\(\)" failed/);
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