Iwein Fuld iwein

iwein / tests.java

Created October 11, 2016 09:30

The anatomy of a good testcase

	@Test
	public void shouldWorkAccordingToInstructions() {
	//given (instructor is a mock injected in a worker)
	given(instructor.getInstructions()).willReturn(particularInstructions);

	//when (operate the SUT)
	ParticularResult result = workerUnderTest.work();

	//then
	then(instructor).should.getInstructions();

iwein / str-cmp.js

Created December 15, 2012 10:15 — forked from anonymous/str-cmp.js

	//make sure you understand what's happening here, you'll thank me some day

	'foo' === 'bar'
	false
	'foo' === 'foo'
	true

	//watch out!
	!'foo' === 'foo'
	false

iwein / install-phantom-linux.sh

Created November 11, 2012 06:52

	# Get the binaries and move them to the right place
	cd /tmp/
	wget http://phantomjs.googlecode.com/files/phantomjs-1.7.0-linux-i686.tar.bz2
	tar xvjf phantomjs-1.7.0-linux-i686.tar.bz2
	mv phantomjs-1.7.0-linux-i686 /opt/

	# Make it available to Testacular
	sudo ln -s /opt/phantomjs-1.7.0-linux-i686/bin/phantomjs /usr/local/bin/phantomjs

	# If you don't want that symlink you can `export PHANTOMJS_BIN=/opt/phantomjs-1.7.0-linux-i686/bin/phantomjs` instead.

iwein / git-linux.sh

Created November 11, 2012 06:48

Install git on linux

	git clone git://github.com/joyent/node.git
	cd node
	git checkout v0.8.14-release #latest version
	./configure make sudo make install

	#Confirm with
	node -v
	npm -v.

iwein / testacular-junit-bamboo.js

Created November 11, 2012 06:45

Testacular junit config for Bamboo

	junitReporter = {
	// will be resolved to basePath (in the same way as files/exclude patterns)
	outputFile: 'test-results.xml'
	};

iwein / scheduler.py

Created May 7, 2012 17:28

Iron.io scheduler

	from iron_worker import *

	//you could read this from a file or stdin if you're not too lazy
	payload = {'herokuping':{'hosts': ['comma-separated-hosts.com', 'another.net']}}

	worker = IronWorker(config='config.ini')

	name = "heroku-pinger"
	zipFile = IronWorker.createZip(files=["herokuping_worker.py"],
	destination="herokuping_worker.zip", overwrite=True)

iwein / worker-snippet.py

Created May 7, 2012 17:26

worker script

	//there's an argument payload that gets a json file passed in containing the hosts

	args = parser.parse_args()

	hosts = False
	if args.payload is not None:
	payload = json.loads(open(args.payload).read())
	if 'herokuping' in payload:
	hosts = (payload['herokuping']['hosts'])

iwein / fit.scala

Created November 22, 2011 21:01

LinearFit full code

	object LinearFit {
	def through (points : (Double,Double)*) : (Double, Double) = {
	val (xTotal,yTotal) = ((0.0,0.0) /: points) { case ((xA, yA), (x, y)) => (xA + x, yA + y) }
	val (xAverage, yAverage) = (xTotal / points.size , yTotal / points.size)
	val (squareSumXX, squareSumXY) = ((0.0,0.0) /: points) {
	case ((ssxx, ssxy), (x, y)) => (ssxx + pow(x - xAverage, 2),
	ssxy + (x - xAverage) * (y - yAverage))
	}
	val b = (squareSumXY / squareSumXX)
	(yAverage - b * xAverage, b)

iwein / test.scala

Created November 22, 2011 20:46

Combined fit and histogram

LinearFit through (Histogram of hitTimes)

iwein / test.scala

Created November 22, 2011 20:44

Designing an api in scala

LinearFit through ((0.0, 1.0), (1.0, 1.0), (2.0, 1.0)) must beEqualTo(1, 0)