nodejs
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‎test/parallel/test-stdin-pipe-large.js‎
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‎test/parallel/test-stdin-pipe-large.js‎
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+23Lines changed: 23 additions & 0 deletions
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+'use strict';
+// See https://github.com/nodejs/node/issues/5927
+
+const common = require('../common');
+const assert = require('assert');
+const spawn = require('child_process').spawn;
+
+if (process.argv[2] === 'child') {
+  process.stdin.pipe(process.stdout);
+  return;
+}
+
+const child = spawn(process.execPath, [__filename, 'child'], { stdio: 'pipe' });
+
+const expectedBytes = 1024 * 1024;
+let readBytes = 0;
+
+child.stdin.end(Buffer.alloc(expectedBytes));
+
+child.stdout.on('data', (chunk) => readBytes += chunk.length);
+child.stdout.on('end', common.mustCall(() => {
+  assert.strictEqual(readBytes, expectedBytes);
+}));