Title: Euruko 2005 -- Day two
Date: Sun, 16 Oct 2005 10:17:00 +0200
Category: Ruby

### Steve Purcell, Mocking Objects with RMock

- first railer to speak up
- mock objects: technique for writing better unit tests
- providing fake versions of other systems
- make the fake versions produce the test scenarios you want
- trading "reality" for control over the test environment
- testing classes in isolation using fake collaborators
- mock objects are not just stubs
- demonstration BurglarAlarm

### Michael Neumann, Ruby and DSLs

- formal systems, a dsl for logic terms in ruby
  - heavy operator-overloading
  - V::x { P(:x, :y) } >= E::y { Q(:y) & V::Z(:x) }
- MIPS assembler
  - high level macro assembler
- Ploticus interface
- Wee programmatic HTML generation
  - cf. XML-Builder
  - "brushes" that are outputted on generation of the next one
- language features that help:
  - instance_eval
  - undef_method
  - method_missing & const_missing
  - scoped globals (cf. dynamic scope)

### Sven Köhler, Futurometer

- financial tools
- stock market anaylsis is stagnating
- "google for the financial market"
- detecting patterns in earthquakes and stock market crashes
- linking graphs
- google news graph for "bird flu", "al kaida"
- futurometer.com:3001
- analyzing the grounding of swiss air
- evt  extreme value tally
- schoolbook statistics are 20 years behind

-- discussion on economics

### Marcus ..., Ruby Eclipse

- demonstration

### Michael Neumann, We.eXplained

- Concepts and Internals
- More GUI than Web User Interfaces
- wee is component oriented, inspired by seaside2
- analyzing guis
- decorations and their implementation
- urls in wee
- a wee cycle
- why or why not wee

### Manveru, Nitro, Wee, Og and Glue

- demonstation

### Robert Kuzelj, Teclarative, a DSL for Testing

(pragmatico.org)

- why declarative? why not unit::test?
- syntax matters: syntax == intention
- easy configuration, activation, grouping
- per test setup/teardown
- flexible test naming
- smooth creation of huge suites
- samples
- written in 5h during the conf

conclusion


40 attendees

# smarts