Proceedings FATES 2005.- Simulated Time for Testing Railway Interlockings with TTCN-3.- Model-Based Testing Through a GUI.- Play to Test.- A Note on an Anomaly in Black-Box Testing.- A Novel Test Coverage Metric for Concurrently-Accessed Software Components.- Adaptive Random Testing by Bisection and Localization.- Interactive Testing with HOL-TestGen.- Conformance Testing Relations for Timed Systems.- Conformance Tests as Checking Experiments for Partial Nondeterministic FSM.- Calculating Probabilities of Real-Time Test Cases.- Time Unbalanced Partial Order.- Testing Systems of Concurrent Black-Boxes-An Automata-Theoretic and Decompositional Approach.- Automated Generation of Positive and Negative Tests for Parsers.- Testing from Algebraic Specifications: Test Data Set Selection by Unfolding Axioms.