"should create write stream and pipe to it": function () {
this.stub(fs, "existsSync").returns(true);
fs.createWriteStream.returns("MY_FD");
this.attachFn(this.req, this.res);
assert.called(fs.createWriteStream);
assert.calledWith(fs.createWriteStream, "/path/test/test.tgz", {
flags : "w",
encoding : null,
mode : "0660"
});
assert.called(this.req.pipe);
assert.calledWith(this.req.pipe, "MY_FD");
}
it('should write data to stream split in chunks by prefix', function () {
var writeStream = sinon.createStubInstance(fs.WriteStream);
var storage = createCacheStorage_('/path/to/test_file.json');
sandbox.stub(fs, 'createWriteStream');
fs.createWriteStream.returns(writeStream);
writeStream.on.returns(writeStream);
storage.set('testPrefix', 'testKey', 'test_value');
storage.saveAsync();
expect(writeStream.write).to.be.calledWith('"testPrefix":');
expect(writeStream.write).to.be.calledWith(JSON.stringify({
testKey: 'test_value'
}));
});