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'use strict';
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require('../common');
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const assert = require('assert');
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const stream = require('stream');
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const writable = new stream.Writable();
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function testStates(ending, finished, ended) {
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assert.strictEqual(writable._writableState.ending, ending);
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assert.strictEqual(writable._writableState.finished, finished);
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assert.strictEqual(writable._writableState.ended, ended);
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}
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writable._write = (chunk, encoding, cb) => {
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// ending, finished, ended start in false.
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testStates(false, false, false);
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cb();
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};
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writable.on('finish', () => {
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// ending, finished, ended = true.
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testStates(true, true, true);
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});
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writable.end('testing function end()', () => {
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// ending, finished, ended = true.
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testStates(true, true, true);
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});
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// ending, ended = true.
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// finished = false.
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testStates(true, false, true);
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