git ssb

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#!/usr/bin/env node
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'use strict';
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const path = require('path');
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const assert = require('assert');
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const utils = require('../utils.js');
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assert(!module.parent);
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assert(__dirname === process.cwd());
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const target = process.argv[2] || 'host';
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const input = './test-x-index.js';
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const output = './run-time/test-output.exe';
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if (/^(node|v)?0/.test(target)) return;
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if (/^(node|v)?4/.test(target)) return;
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if (/^(node|v)?6/.test(target)) return;
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if (/^(node|v)?8/.test(target)) return;
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let left;
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utils.mkdirp.sync(path.dirname(output));
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left = utils.spawn.sync(
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  'node', [ '--v8-options' ],
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  { cwd: path.dirname(input) }
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);
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for (const option of [ 'v8-options', 'v8_options' ]) {
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  let right;
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  utils.pkg.sync([
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    '--target', target,
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    '--options', option,
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    '--output', output, input
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  ]);
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  right = utils.spawn.sync(
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    './' + path.basename(output), [],
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    { cwd: path.dirname(output) }
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  );
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  assert(left.indexOf('--expose_gc') >= 0 ||
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         left.indexOf('--expose-gc') >= 0);
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  assert(right.indexOf('--expose_gc') >= 0 ||
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         right.indexOf('--expose-gc') >= 0);
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}
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utils.vacuum.sync(path.dirname(output));
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