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var common = require('../common');
var assert = common.assert;
var fake = common.fake.create();
var DelayedStream = common.DelayedStream;
var Stream = require('stream').Stream;
(function testDelayEventsUntilResume() {
var source = new Stream();
var delayedStream = DelayedStream.create(source, {pauseStream: false});
// delayedStream must not emit until we resume
fake.expect(delayedStream, 'emit', 0);
// but our original source must emit
var params = [];
source.on('foo', function(param) {
params.push(param);
});
source.emit('foo', 1);
source.emit('foo', 2);
// Make sure delayedStream did not emit, and source did
assert.deepEqual(params, [1, 2]);
fake.verify();
// After resume, delayedStream must playback all events
fake
.stub(delayedStream, 'emit')
.times(Infinity)
.withArg(1, 'newListener');
fake.expect(delayedStream, 'emit', ['foo', 1]);
fake.expect(delayedStream, 'emit', ['foo', 2]);
fake.expect(source, 'resume');
delayedStream.resume();
fake.verify();
// Calling resume again will delegate to source
fake.expect(source, 'resume');
delayedStream.resume();
fake.verify();
// Emitting more events directly leads to them being emitted
fake.expect(delayedStream, 'emit', ['foo', 3]);
source.emit('foo', 3);
fake.verify();
})();
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