#  Copyright (C) Vladimir Prus 2002. Permission to copy, use, modify, sell and
#  distribute this software is granted provided this copyright notice appears in
#  all copies. This software is provided "as is" without express or implied
#  warranty, and with no claim as to its suitability for any purpose.

#  Testing support.
  
import targets ;
import class : class new ;
import property ;
import feature ;
import toolset ;

# The feature which controls the name of program used to
# lanch test programs. 
feature.feature testing.launcher : : optional free ;

rule unit-test-target-class ( name : project : sources * : requirements * 
                         : default-build * )
{
    typed-target.__init__ $(name) : $(project) : EXE : $(sources) 
      : $(requirements) : $(default-build) ;
       
    rule construct ( source-targets * : properties * )
    {
        local result = 
          [ typed-target.construct $(source-targets) : $(properties) ] ;
        local exe = $(result[1]) ;
    local exe-action = [ $(exe).action ] ;
        local timestamp = [ new file-target $(self.name) : : $(self.project) 
                            ] ;
        $(timestamp).suffix "passed" ;

        local a = [ new action $(timestamp) : $(exe) : testing.run : 
               [ $(exe-action).properties ] ] ;
        $(timestamp).action $(a) ;
        return $(timestamp) ;
    }   
}

class unit-test-target-class : typed-target ;

toolset.flags testing.run LAUNCHER <testing.launcher> ;


actions run 
{
    $(LAUNCHER) $(>) && touch $(<)
}



rule unit-test ( target-name : sources * : requirements * )
{
    local project = [ CALLER_MODULE ] ;
            
    # TODO: what to do with default build?
    targets.main-target-alternative 
      [ new unit-test-target-class $(target-name) : $(project) : $(sources)
        : [ targets.main-target-requirements $(requirements) : $(project) ]
        : [ targets.main-target-default-build $(default-build) : $(project) ]
      ] ;
}

IMPORT $(__name__) : unit-test : : unit-test ;