check persisted classpath variables/containers are still rebound properly while opening workspace from previous version/milestones or exporting/importing preferences
check access restrictions with file extension work properly
hierarchy refresh while saving editor
exerce formatter with static local/nested classes
usage of external jar (tools.jar for example) with 1.5 code
DOM AST (Olivier, David)
challenge it on 1.5 source/binary code (Sun JDK sources for example)
use AST view to control produced tree
verify @SuppressWarnings is effective in DOM diagnostics
Search (Frederic)
check refactoring on generic methods in generic/non-generic classes
check declarations/references to invalid method (ie. with compiler error)
CodeAssist/CodeSelect (David)
exerce on local/nested/anonymous types
exerce on generic methods/constructors calls
exerce on type parameters declarations (with/without wildcards/bounds) and parameterized types arguments
exerce on static import
exerce on parameterized types
control resolved key surfaced by hover selection on 1.5 source/binary code (Sun JDK sources for example)
Compiler (Olivier, Philippe, Maxime)
verify new defaults for fields/local var hiding + unused local/private (specially with anonymous)
verify ambigous warning for generic methods in generic/non-generic types
verify bound check in corner cases
verify enum switch in corner cases
verify nested types with 1.5 code (annotation/interface/static/ etc...)